diff options
262 files changed, 3845 insertions, 1558 deletions
diff --git a/Documentation/ABI/testing/sysfs-block-rssd b/Documentation/ABI/testing/sysfs-block-rssd index 679ce354312..beef30c046b 100644 --- a/Documentation/ABI/testing/sysfs-block-rssd +++ b/Documentation/ABI/testing/sysfs-block-rssd @@ -1,26 +1,5 @@ -What: /sys/block/rssd*/registers -Date: March 2012 -KernelVersion: 3.3 -Contact: Asai Thambi S P <asamymuthupa@micron.com> -Description: This is a read-only file. Dumps below driver information and - hardware registers. - - S ACTive - - Command Issue - - Completed - - PORT IRQ STAT - - HOST IRQ STAT - - Allocated - - Commands in Q - What: /sys/block/rssd*/status Date: April 2012 KernelVersion: 3.4 Contact: Asai Thambi S P <asamymuthupa@micron.com> Description: This is a read-only file. Indicates the status of the device. - -What: /sys/block/rssd*/flags -Date: May 2012 -KernelVersion: 3.5 -Contact: Asai Thambi S P <asamymuthupa@micron.com> -Description: This is a read-only file. Dumps the flags in port and driver - data structure diff --git a/Documentation/device-mapper/verity.txt b/Documentation/device-mapper/verity.txt index 32e48797a14..9884681535e 100644 --- a/Documentation/device-mapper/verity.txt +++ b/Documentation/device-mapper/verity.txt @@ -7,39 +7,39 @@ This target is read-only. Construction Parameters ======================= - <version> <dev> <hash_dev> <hash_start> + <version> <dev> <hash_dev> <data_block_size> <hash_block_size> <num_data_blocks> <hash_start_block> <algorithm> <digest> <salt> <version> - This is the version number of the on-disk format. + This is the type of the on-disk hash format. 0 is the original format used in the Chromium OS. - The salt is appended when hashing, digests are stored continuously and - the rest of the block is padded with zeros. + The salt is appended when hashing, digests are stored continuously and + the rest of the block is padded with zeros. 1 is the current format that should be used for new devices. - The salt is prepended when hashing and each digest is - padded with zeros to the power of two. + The salt is prepended when hashing and each digest is + padded with zeros to the power of two. <dev> - This is the device containing the data the integrity of which needs to be + This is the device containing data, the integrity of which needs to be checked. It may be specified as a path, like /dev/sdaX, or a device number, <major>:<minor>. <hash_dev> - This is the device that that supplies the hash tree data. It may be + This is the device that supplies the hash tree data. It may be specified similarly to the device path and may be the same device. If the - same device is used, the hash_start should be outside of the dm-verity - configured device size. + same device is used, the hash_start should be outside the configured + dm-verity device. <data_block_size> - The block size on a data device. Each block corresponds to one digest on - the hash device. + The block size on a data device in bytes. + Each block corresponds to one digest on the hash device. <hash_block_size> - The size of a hash block. + The size of a hash block in bytes. <num_data_blocks> The number of data blocks on the data device. Additional blocks are @@ -65,7 +65,7 @@ Construction Parameters Theory of operation =================== -dm-verity is meant to be setup as part of a verified boot path. This +dm-verity is meant to be set up as part of a verified boot path. This may be anything ranging from a boot using tboot or trustedgrub to just booting from a known-good device (like a USB drive or CD). @@ -73,20 +73,20 @@ When a dm-verity device is configured, it is expected that the caller has been authenticated in some way (cryptographic signatures, etc). After instantiation, all hashes will be verified on-demand during disk access. If they cannot be verified up to the root node of the -tree, the root hash, then the I/O will fail. This should identify +tree, the root hash, then the I/O will fail. This should detect tampering with any data on the device and the hash data. Cryptographic hashes are used to assert the integrity of the device on a -per-block basis. This allows for a lightweight hash computation on first read -into the page cache. Block hashes are stored linearly-aligned to the nearest -block the size of a page. +per-block basis. This allows for a lightweight hash computation on first read +into the page cache. Block hashes are stored linearly, aligned to the nearest +block size. Hash Tree --------- Each node in the tree is a cryptographic hash. If it is a leaf node, the hash -is of some block data on disk. If it is an intermediary node, then the hash is -of a number of child nodes. +of some data block on disk is calculated. If it is an intermediary node, +the hash of a number of child nodes is calculated. Each entry in the tree is a collection of neighboring nodes that fit in one block. The number is determined based on block_size and the size of the @@ -110,63 +110,23 @@ alg = sha256, num_blocks = 32768, block_size = 4096 On-disk format ============== -Below is the recommended on-disk format. The verity kernel code does not -read the on-disk header. It only reads the hash blocks which directly -follow the header. It is expected that a user-space tool will verify the -integrity of the verity_header and then call dmsetup with the correct -parameters. Alternatively, the header can be omitted and the dmsetup -parameters can be passed via the kernel command-line in a rooted chain -of trust where the command-line is verified. +The verity kernel code does not read the verity metadata on-disk header. +It only reads the hash blocks which directly follow the header. +It is expected that a user-space tool will verify the integrity of the +verity header. -The on-disk format is especially useful in cases where the hash blocks -are on a separate partition. The magic number allows easy identification -of the partition contents. Alternatively, the hash blocks can be stored -in the same partition as the data to be verified. In such a configuration -the filesystem on the partition would be sized a little smaller than -the full-partition, leaving room for the hash blocks. - -struct superblock { - uint8_t signature[8] - "verity\0\0"; - - uint8_t version; - 1 - current format - - uint8_t data_block_bits; - log2(data block size) - - uint8_t hash_block_bits; - log2(hash block size) - - uint8_t pad1[1]; - zero padding - - uint16_t salt_size; - big-endian salt size - - uint8_t pad2[2]; - zero padding - - uint32_t data_blocks_hi; - big-endian high 32 bits of the 64-bit number of data blocks - - uint32_t data_blocks_lo; - big-endian low 32 bits of the 64-bit number of data blocks - - uint8_t algorithm[16]; - cryptographic algorithm - - uint8_t salt[384]; - salt (the salt size is specified above) - - uint8_t pad3[88]; - zero padding to 512-byte boundary -} +Alternatively, the header can be omitted and the dmsetup parameters can +be passed via the kernel command-line in a rooted chain of trust where +the command-line is verified. Directly following the header (and with sector number padded to the next hash block boundary) are the hash blocks which are stored a depth at a time (starting from the root), sorted in order of increasing index. +The full specification of kernel parameters and on-disk metadata format +is available at the cryptsetup project's wiki page + http://code.google.com/p/cryptsetup/wiki/DMVerity + Status ====== V (for Valid) is returned if every check performed so far was valid. @@ -174,21 +134,22 @@ If any check failed, C (for Corruption) is returned. Example ======= - -Setup a device: - dmsetup create vroot --table \ - "0 2097152 "\ - "verity 1 /dev/sda1 /dev/sda2 4096 4096 2097152 1 "\ +Set up a device: + # dmsetup create vroot --readonly --table \ + "0 2097152 verity 1 /dev/sda1 /dev/sda2 4096 4096 262144 1 sha256 "\ "4392712ba01368efdf14b05c76f9e4df0d53664630b5d48632ed17a137f39076 "\ "1234000000000000000000000000000000000000000000000000000000000000" A command line tool veritysetup is available to compute or verify -the hash tree or activate the kernel driver. This is available from -the LVM2 upstream repository and may be supplied as a package called -device-mapper-verity-tools: - git://sources.redhat.com/git/lvm2 - http://sourceware.org/git/?p=lvm2.git - http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/verity?cvsroot=lvm2 - -veritysetup -a vroot /dev/sda1 /dev/sda2 \ - 4392712ba01368efdf14b05c76f9e4df0d53664630b5d48632ed17a137f39076 +the hash tree or activate the kernel device. This is available from +the cryptsetup upstream repository http://code.google.com/p/cryptsetup/ +(as a libcryptsetup extension). + +Create hash on the device: + # veritysetup format /dev/sda1 /dev/sda2 + ... + Root hash: 4392712ba01368efdf14b05c76f9e4df0d53664630b5d48632ed17a137f39076 + +Activate the device: + # veritysetup create vroot /dev/sda1 /dev/sda2 \ + 4392712ba01368efdf14b05c76f9e4df0d53664630b5d48632ed17a137f39076 diff --git a/Documentation/devicetree/bindings/arm/omap/omap.txt b/Documentation/devicetree/bindings/arm/omap/omap.txt index e78e8bccac3..f186167dba9 100644 --- a/Documentation/devicetree/bindings/arm/omap/omap.txt +++ b/Documentation/devicetree/bindings/arm/omap/omap.txt @@ -47,3 +47,6 @@ Boards: - AM335X EVM : Software Developement Board for AM335x compatible = "ti,am335x-evm", "ti,am33xx", "ti,omap3" + +- AM335X Bone : Low cost community board + compatible = "ti,am335x-bone", "ti,am33xx", "ti,omap3" diff --git a/Documentation/devicetree/bindings/arm/tegra/emc.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-emc.txt index 09335f8eee0..4c33b29dc66 100644 --- a/Documentation/devicetree/bindings/arm/tegra/emc.txt +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-emc.txt @@ -15,7 +15,7 @@ Child device nodes describe the memory settings for different configurations and Example: - emc@7000f400 { + memory-controller@7000f400 { #address-cells = < 1 >; #size-cells = < 0 >; compatible = "nvidia,tegra20-emc"; diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-mc.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-mc.txt index c25a0a55151..866d93421eb 100644 --- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-mc.txt +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-mc.txt @@ -8,7 +8,7 @@ Required properties: - interrupts : Should contain MC General interrupt. Example: - mc { + memory-controller@0x7000f000 { compatible = "nvidia,tegra20-mc"; reg = <0x7000f000 0x024 0x7000f03c 0x3c4>; diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-mc.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-mc.txt index e47e73f612f..bdf1a612422 100644 --- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-mc.txt +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-mc.txt @@ -8,7 +8,7 @@ Required properties: - interrupts : Should contain MC General interrupt. Example: - mc { + memory-controller { compatible = "nvidia,tegra30-mc"; reg = <0x7000f000 0x010 0x7000f03c 0x1b4 diff --git a/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt b/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt index 4363ae4b3c1..4f3929713ae 100644 --- a/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt +++ b/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt @@ -8,8 +8,16 @@ Required properties: by low 16 pins and the second one is for high 16 pins. - gpio-controller : Marks the device node as a gpio controller. - #gpio-cells : Should be two. The first cell is the pin number and - the second cell is used to specify optional parameters (currently - unused). + the second cell is used to specify the gpio polarity: + 0 = active high + 1 = active low +- interrupt-controller: Marks the device node as an interrupt controller. +- #interrupt-cells : Should be 2. The first cell is the GPIO number. + The second cell bits[3:0] is used to specify trigger type and level flags: + 1 = low-to-high edge triggered. + 2 = high-to-low edge triggered. + 4 = active high level-sensitive. + 8 = active low level-sensitive. Example: @@ -19,4 +27,6 @@ gpio0: gpio@73f84000 { interrupts = <50 51>; gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; }; diff --git a/Documentation/devicetree/bindings/gpio/gpio-mxs.txt b/Documentation/devicetree/bindings/gpio/gpio-mxs.txt index 0c35673f7a3..1e677a47b83 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-mxs.txt +++ b/Documentation/devicetree/bindings/gpio/gpio-mxs.txt @@ -13,8 +13,9 @@ Required properties for GPIO node: - interrupts : Should be the port interrupt shared by all 32 pins. - gpio-controller : Marks the device node as a gpio controller. - #gpio-cells : Should be two. The first cell is the pin number and - the second cell is used to specify optional parameters (currently - unused). + the second cell is used to specify the gpio polarity: + 0 = active high + 1 = active low - interrupt-controller: Marks the device node as an interrupt controller. - #interrupt-cells : Should be 2. The first cell is the GPIO number. The second cell bits[3:0] is used to specify trigger type and level flags: diff --git a/Documentation/devicetree/bindings/gpio/gpio_nvidia.txt b/Documentation/devicetree/bindings/gpio/nvidia,tegra20-gpio.txt index 023c9526e5f..023c9526e5f 100644 --- a/Documentation/devicetree/bindings/gpio/gpio_nvidia.txt +++ b/Documentation/devicetree/bindings/gpio/nvidia,tegra20-gpio.txt diff --git a/Documentation/devicetree/bindings/input/fsl-mma8450.txt b/Documentation/devicetree/bindings/input/fsl-mma8450.txt index a00c94ccbde..0b96e5737d3 100644 --- a/Documentation/devicetree/bindings/input/fsl-mma8450.txt +++ b/Documentation/devicetree/bindings/input/fsl-mma8450.txt @@ -2,6 +2,7 @@ Required properties: - compatible : "fsl,mma8450". +- reg: the I2C address of MMA8450 Example: diff --git a/Documentation/devicetree/bindings/input/tegra-kbc.txt b/Documentation/devicetree/bindings/input/nvidia,tegra20-kbc.txt index 72683be6de3..72683be6de3 100644 --- a/Documentation/devicetree/bindings/input/tegra-kbc.txt +++ b/Documentation/devicetree/bindings/input/nvidia,tegra20-kbc.txt diff --git a/Documentation/devicetree/bindings/mfd/mc13xxx.txt b/Documentation/devicetree/bindings/mfd/mc13xxx.txt index 19f6af47a79..baf07987ae6 100644 --- a/Documentation/devicetree/bindings/mfd/mc13xxx.txt +++ b/Documentation/devicetree/bindings/mfd/mc13xxx.txt @@ -46,8 +46,8 @@ Examples: ecspi@70010000 { /* ECSPI1 */ fsl,spi-num-chipselects = <2>; - cs-gpios = <&gpio3 24 0>, /* GPIO4_24 */ - <&gpio3 25 0>; /* GPIO4_25 */ + cs-gpios = <&gpio4 24 0>, /* GPIO4_24 */ + <&gpio4 25 0>; /* GPIO4_25 */ status = "okay"; pmic: mc13892@0 { diff --git a/Documentation/devicetree/bindings/mmc/fsl-imx-esdhc.txt b/Documentation/devicetree/bindings/mmc/fsl-imx-esdhc.txt index c7e404b3ef0..fea541ee8b3 100644 --- a/Documentation/devicetree/bindings/mmc/fsl-imx-esdhc.txt +++ b/Documentation/devicetree/bindings/mmc/fsl-imx-esdhc.txt @@ -29,6 +29,6 @@ esdhc@70008000 { compatible = "fsl,imx51-esdhc"; reg = <0x70008000 0x4000>; interrupts = <2>; - cd-gpios = <&gpio0 6 0>; /* GPIO1_6 */ - wp-gpios = <&gpio0 5 0>; /* GPIO1_5 */ + cd-gpios = <&gpio1 6 0>; /* GPIO1_6 */ + wp-gpios = <&gpio1 5 0>; /* GPIO1_5 */ }; diff --git a/Documentation/devicetree/bindings/mmc/nvidia-sdhci.txt b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt index f77c3031607..f77c3031607 100644 --- a/Documentation/devicetree/bindings/mmc/nvidia-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt diff --git a/Documentation/devicetree/bindings/net/fsl-fec.txt b/Documentation/devicetree/bindings/net/fsl-fec.txt index 7ab9e1a2d8b..4616fc28ee8 100644 --- a/Documentation/devicetree/bindings/net/fsl-fec.txt +++ b/Documentation/devicetree/bindings/net/fsl-fec.txt @@ -19,6 +19,6 @@ ethernet@83fec000 { reg = <0x83fec000 0x4000>; interrupts = <87>; phy-mode = "mii"; - phy-reset-gpios = <&gpio1 14 0>; /* GPIO2_14 */ + phy-reset-gpios = <&gpio2 14 0>; /* GPIO2_14 */ local-mac-address = [00 04 9F 01 1B B9]; }; diff --git a/Documentation/devicetree/bindings/nvec/nvec_nvidia.txt b/Documentation/devicetree/bindings/nvec/nvidia,nvec.txt index 5aeee53ff9f..5aeee53ff9f 100644 --- a/Documentation/devicetree/bindings/nvec/nvec_nvidia.txt +++ b/Documentation/devicetree/bindings/nvec/nvidia,nvec.txt diff --git a/Documentation/devicetree/bindings/sound/tegra-audio-alc5632.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-alc5632.txt index b77a97c9101..b77a97c9101 100644 --- a/Documentation/devicetree/bindings/sound/tegra-audio-alc5632.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-alc5632.txt diff --git a/Documentation/devicetree/bindings/sound/tegra-audio-trimslice.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-trimslice.txt index 04b14cfb1f1..04b14cfb1f1 100644 --- a/Documentation/devicetree/bindings/sound/tegra-audio-trimslice.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-trimslice.txt diff --git a/Documentation/devicetree/bindings/sound/tegra-audio-wm8753.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8753.txt index c4dd39ce616..c4dd39ce616 100644 --- a/Documentation/devicetree/bindings/sound/tegra-audio-wm8753.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8753.txt diff --git a/Documentation/devicetree/bindings/sound/tegra-audio-wm8903.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt index d5b0da8bf1d..d5b0da8bf1d 100644 --- a/Documentation/devicetree/bindings/sound/tegra-audio-wm8903.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt diff --git a/Documentation/devicetree/bindings/sound/tegra20-das.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra20-das.txt index 6de3a7ee4ef..6de3a7ee4ef 100644 --- a/Documentation/devicetree/bindings/sound/tegra20-das.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra20-das.txt diff --git a/Documentation/devicetree/bindings/sound/tegra20-i2s.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.txt index 0df2b5c816e..0df2b5c816e 100644 --- a/Documentation/devicetree/bindings/sound/tegra20-i2s.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.txt diff --git a/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt b/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt index 9841057d112..4256a6df9b7 100644 --- a/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt +++ b/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt @@ -17,6 +17,6 @@ ecspi@70010000 { reg = <0x70010000 0x4000>; interrupts = <36>; fsl,spi-num-chipselects = <2>; - cs-gpios = <&gpio3 24 0>, /* GPIO4_24 */ - <&gpio3 25 0>; /* GPIO4_25 */ + cs-gpios = <&gpio3 24 0>, /* GPIO3_24 */ + <&gpio3 25 0>; /* GPIO3_25 */ }; diff --git a/Documentation/devicetree/bindings/spi/spi_nvidia.txt b/Documentation/devicetree/bindings/spi/nvidia,tegra20-spi.txt index 6b9e5189669..6b9e5189669 100644 --- a/Documentation/devicetree/bindings/spi/spi_nvidia.txt +++ b/Documentation/devicetree/bindings/spi/nvidia,tegra20-spi.txt diff --git a/Documentation/devicetree/bindings/usb/tegra-usb.txt b/Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt index e9b005dc762..e9b005dc762 100644 --- a/Documentation/devicetree/bindings/usb/tegra-usb.txt +++ b/Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 6eab91747a8..db4d3af3643 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -3,6 +3,7 @@ Device tree binding vendor prefix registry. Keep list in alphabetical order. This isn't an exhaustive list, but you should add new prefixes to it before using them to avoid name-space collisions. +ad Avionic Design GmbH adi Analog Devices, Inc. amcc Applied Micro Circuits Corporation (APM, formally AMCC) apm Applied Micro Circuits Corporation (APM) diff --git a/Documentation/devicetree/bindings/watchdog/omap-wdt.txt b/Documentation/devicetree/bindings/watchdog/omap-wdt.txt new file mode 100644 index 00000000000..c227970671e --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/omap-wdt.txt @@ -0,0 +1,14 @@ +TI Watchdog Timer (WDT) Controller for OMAP + +Required properties: +compatible: +- "ti,omap3-wdt" for OMAP3 +- "ti,omap4-wdt" for OMAP4 +- ti,hwmods: Name of the hwmod associated to the WDT + +Examples: + +wdt2: wdt@4a314000 { + compatible = "ti,omap4-wdt", "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; +}; diff --git a/Documentation/prctl/no_new_privs.txt b/Documentation/prctl/no_new_privs.txt new file mode 100644 index 00000000000..f7be84fba91 --- /dev/null +++ b/Documentation/prctl/no_new_privs.txt @@ -0,0 +1,57 @@ +The execve system call can grant a newly-started program privileges that +its parent did not have. The most obvious examples are setuid/setgid +programs and file capabilities. To prevent the parent program from +gaining these privileges as well, the kernel and user code must be +careful to prevent the parent from doing anything that could subvert the +child. For example: + + - The dynamic loader handles LD_* environment variables differently if + a program is setuid. + + - chroot is disallowed to unprivileged processes, since it would allow + /etc/passwd to be replaced from the point of view of a process that + inherited chroot. + + - The exec code has special handling for ptrace. + +These are all ad-hoc fixes. The no_new_privs bit (since Linux 3.5) is a +new, generic mechanism to make it safe for a process to modify its +execution environment in a manner that persists across execve. Any task +can set no_new_privs. Once the bit is set, it is inherited across fork, +clone, and execve and cannot be unset. With no_new_privs set, execve +promises not to grant the privilege to do anything that could not have +been done without the execve call. For example, the setuid and setgid +bits will no longer change the uid or gid; file capabilities will not +add to the permitted set, and LSMs will not relax constraints after +execve. + +To set no_new_privs, use prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0). + +Be careful, though: LSMs might also not tighten constraints on exec +in no_new_privs mode. (This means that setting up a general-purpose +service launcher to set no_new_privs before execing daemons may +interfere with LSM-based sandboxing.) + +Note that no_new_privs does not prevent privilege changes that do not +involve execve. An appropriately privileged task can still call +setuid(2) and receive SCM_RIGHTS datagrams. + +There are two main use cases for no_new_privs so far: + + - Filters installed for the seccomp mode 2 sandbox persist across + execve and can change the behavior of newly-executed programs. + Unprivileged users are therefore only allowed to install such filters + if no_new_privs is set. + + - By itself, no_new_privs can be used to reduce the attack surface + available to an unprivileged user. If everything running with a + given uid has no_new_privs set, then that uid will be unable to + escalate its privileges by directly attacking setuid, setgid, and + fcap-using binaries; it will need to compromise something without the + no_new_privs bit set first. + +In the future, other potentially dangerous kernel features could become +available to unprivileged tasks if no_new_privs is set. In principle, +several options to unshare(2) and clone(2) would be safe when +no_new_privs is set, and no_new_privs + chroot is considerable less +dangerous than chroot by itself. diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index 930126698a0..2c994837946 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -1930,6 +1930,23 @@ The "pte_enc" field provides a value that can OR'ed into the hash PTE's RPN field (ie, it needs to be shifted left by 12 to OR it into the hash PTE second double word). +4.75 KVM_IRQFD + +Capability: KVM_CAP_IRQFD +Architectures: x86 +Type: vm ioctl +Parameters: struct kvm_irqfd (in) +Returns: 0 on success, -1 on error + +Allows setting an eventfd to directly trigger a guest interrupt. +kvm_irqfd.fd specifies the file descriptor to use as the eventfd and +kvm_irqfd.gsi specifies the irqchip pin toggled by this event. When +an event is tiggered on the eventfd, an interrupt is injected into +the guest using the specified gsi pin. The irqfd is removed using +the KVM_IRQFD_FLAG_DEASSIGN flag, specifying both kvm_irqfd.fd +and kvm_irqfd.gsi. + + 5. The kvm_run structure ------------------------ diff --git a/MAINTAINERS b/MAINTAINERS index eb22272b211..03df1d15ebf 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4654,8 +4654,8 @@ L: netfilter@vger.kernel.org L: coreteam@netfilter.org W: http://www.netfilter.org/ W: http://www.iptables.org/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf-2.6.git -T: git git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf-next-2.6.git +T: git git://1984.lsi.us.es/nf +T: git git://1984.lsi.us.es/nf-next S: Supported F: include/linux/netfilter* F: include/linux/netfilter/ @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 5 SUBLEVEL = 0 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc6 NAME = Saber-toothed Squirrel # *DOCUMENTATION* diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index a91009c6187..8b0b743b4fb 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -913,7 +913,7 @@ config ARCH_NOMADIK select ARM_AMBA select ARM_VIC select CPU_ARM926T - select CLKDEV_LOOKUP + select COMMON_CLK select GENERIC_CLOCKEVENTS select PINCTRL select MIGHT_HAVE_CACHE_L2X0 @@ -1021,8 +1021,6 @@ source "arch/arm/mach-kirkwood/Kconfig" source "arch/arm/mach-ks8695/Kconfig" -source "arch/arm/mach-lpc32xx/Kconfig" - source "arch/arm/mach-msm/Kconfig" source "arch/arm/mach-mv78xx0/Kconfig" diff --git a/arch/arm/boot/dts/aks-cdu.dts b/arch/arm/boot/dts/aks-cdu.dts new file mode 100644 index 00000000000..29b9f15e759 --- /dev/null +++ b/arch/arm/boot/dts/aks-cdu.dts @@ -0,0 +1,113 @@ +/* + * aks-cdu.dts - Device Tree file for AK signal CDU + * + * Copyright (C) 2012 AK signal Brno a.s. + * 2012 Jiri Prchal <jiri.prchal@aksignal.cz> + * + * Licensed under GPLv2 or later. + */ + +/dts-v1/; + +/include/ "ge863-pro3.dtsi" + +/ { + chosen { + bootargs = "console=ttyS0,115200 ubi.mtd=4 root=ubi0:rootfs rootfstype=ubifs"; + }; + + ahb { + apb { + usart0: serial@fffb0000 { + status = "okay"; + }; + + usart1: serial@fffb4000 { + status = "okay"; + linux,rs485-enabled-at-boot-time; + rs485-rts-delay = <0 0>; + }; + + usart2: serial@fffb8000 { + status = "okay"; + linux,rs485-enabled-at-boot-time; + rs485-rts-delay = <0 0>; + }; + + usart3: serial@fffd0000 { + status = "okay"; + linux,rs485-enabled-at-boot-time; + rs485-rts-delay = <0 0>; + }; + + macb0: ethernet@fffc4000 { + phy-mode = "rmii"; + status = "okay"; + }; + + usb1: gadget@fffa4000 { + atmel,vbus-gpio = <&pioC 15 0>; + status = "okay"; + }; + }; + + usb0: ohci@00500000 { + num-ports = <2>; + status = "okay"; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt; + status = "okay"; + + bootstrap@0 { + label = "bootstrap"; + reg = <0x0 0x40000>; + }; + + uboot@40000 { + label = "uboot"; + reg = <0x40000 0x80000>; + }; + ubootenv@c0000 { + label = "ubootenv"; + reg = <0xc0000 0x40000>; + }; + kernel@100000 { + label = "kernel"; + reg = <0x100000 0x400000>; + }; + rootfs@500000 { + label = "rootfs"; + reg = <0x500000 0x7b00000>; + }; + }; + }; + + leds { + compatible = "gpio-leds"; + + red { + gpios = <&pioC 10 0>; + linux,default-trigger = "none"; + }; + + green { + gpios = <&pioA 5 1>; + linux,default-trigger = "none"; + default-state = "on"; + }; + + yellow { + gpios = <&pioB 20 1>; + linux,default-trigger = "none"; + }; + + blue { + gpios = <&pioB 21 1>; + linux,default-trigger = "none"; + }; + }; +}; diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts new file mode 100644 index 00000000000..a9af4db7234 --- /dev/null +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "am33xx.dtsi" + +/ { + model = "TI AM335x BeagleBone"; + compatible = "ti,am335x-bone", "ti,am33xx"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts new file mode 100644 index 00000000000..d6a97d9eff7 --- /dev/null +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "am33xx.dtsi" + +/ { + model = "TI AM335x EVM"; + compatible = "ti,am335x-evm", "ti,am33xx"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi new file mode 100644 index 00000000000..59509c48d7e --- /dev/null +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -0,0 +1,158 @@ +/* + * Device Tree Source for AM33XX SoC + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/include/ "skeleton.dtsi" + +/ { + compatible = "ti,am33xx"; + + aliases { + serial0 = &uart1; + serial1 = &uart2; + serial2 = &uart3; + serial3 = &uart4; + serial4 = &uart5; + serial5 = &uart6; + }; + + cpus { + cpu@0 { + compatible = "arm,cortex-a8"; + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap3-mpu"; + ti,hwmods = "mpu"; + }; + }; + + /* + * XXX: Use a flat representation of the AM33XX interconnect. + * The real AM33XX interconnect network is quite complex.Since + * that will not bring real advantage to represent that in DT + * for the moment, just use a fake OCP bus entry to represent + * the whole bus hierarchy. + */ + ocp { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main"; + + intc: interrupt-controller@48200000 { + compatible = "ti,omap2-intc"; + interrupt-controller; + #interrupt-cells = <1>; + ti,intc-size = <128>; + reg = <0x48200000 0x1000>; + }; + + gpio1: gpio@44e07000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio1"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio2: gpio@4804C000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio2"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio3: gpio@481AC000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio3"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio4: gpio@481AE000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio4"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + uart1: serial@44E09000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart1"; + clock-frequency = <48000000>; + }; + + uart2: serial@48022000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart2"; + clock-frequency = <48000000>; + }; + + uart3: serial@48024000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart3"; + clock-frequency = <48000000>; + }; + + uart4: serial@481A6000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart4"; + clock-frequency = <48000000>; + }; + + uart5: serial@481A8000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart5"; + clock-frequency = <48000000>; + }; + + uart6: serial@481AA000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart6"; + clock-frequency = <48000000>; + }; + + i2c1: i2c@44E0B000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c1"; + }; + + i2c2: i2c@4802A000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c2"; + }; + + i2c3: i2c@4819C000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c3"; + }; + }; +}; diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts new file mode 100644 index 00000000000..474f760ecad --- /dev/null +++ b/arch/arm/boot/dts/am3517-evm.dts @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap3.dtsi" + +/ { + model = "TI AM3517 EVM (AM3517/05)"; + compatible = "ti,am3517-evm", "ti,omap3"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; +}; + +&i2c1 { + clock-frequency = <400000>; +}; + +&i2c2 { + clock-frequency = <400000>; +}; + +&i2c3 { + clock-frequency = <400000>; +}; diff --git a/arch/arm/boot/dts/ea3250.dts b/arch/arm/boot/dts/ea3250.dts new file mode 100644 index 00000000000..d79b28d9c96 --- /dev/null +++ b/arch/arm/boot/dts/ea3250.dts @@ -0,0 +1,174 @@ +/* + * Embedded Artists LPC3250 board + * + * Copyright 2012 Roland Stigge <stigge@antcom.de> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "lpc32xx.dtsi" + +/ { + model = "Embedded Artists LPC3250 board based on NXP LPC3250"; + compatible = "ea,ea3250", "nxp,lpc3250"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + device_type = "memory"; + reg = <0 0x4000000>; + }; + + ahb { + mac: ethernet@31060000 { + phy-mode = "rmii"; + use-iram; + }; + + /* Here, choose exactly one from: ohci, usbd */ + ohci@31020000 { + transceiver = <&isp1301>; + status = "okay"; + }; + +/* + usbd@31020000 { + transceiver = <&isp1301>; + status = "okay"; + }; +*/ + + /* 128MB Flash via SLC NAND controller */ + slc: flash@20020000 { + status = "okay"; + #address-cells = <1>; + #size-cells = <1>; + + nxp,wdr-clks = <14>; + nxp,wwidth = <260000000>; + nxp,whold = <104000000>; + nxp,wsetup = <200000000>; + nxp,rdr-clks = <14>; + nxp,rwidth = <34666666>; + nxp,rhold = <104000000>; + nxp,rsetup = <200000000>; + nand-on-flash-bbt; + gpios = <&gpio 5 19 1>; /* GPO_P3 19, active low */ + + mtd0@00000000 { + label = "ea3250-boot"; + reg = <0x00000000 0x00080000>; + read-only; + }; + + mtd1@00080000 { + label = "ea3250-uboot"; + reg = <0x00080000 0x000c0000>; + read-only; + }; + + mtd2@00140000 { + label = "ea3250-kernel"; + reg = <0x00140000 0x00400000>; + }; + + mtd3@00540000 { + label = "ea3250-rootfs"; + reg = <0x00540000 0x07ac0000>; + }; + }; + + apb { + uart5: serial@40090000 { + status = "okay"; + }; + + uart3: serial@40080000 { + status = "okay"; + }; + + uart6: serial@40098000 { + status = "okay"; + }; + + i2c1: i2c@400A0000 { + clock-frequency = <100000>; + + eeprom@50 { + compatible = "at,24c256"; + reg = <0x50>; + }; + + eeprom@57 { + compatible = "at,24c64"; + reg = <0x57>; + }; + + uda1380: uda1380@18 { + compatible = "nxp,uda1380"; + reg = <0x18>; + power-gpio = <&gpio 0x59 0>; + reset-gpio = <&gpio 0x51 0>; + dac-clk = "wspll"; + }; + + pca9532: pca9532@60 { + compatible = "nxp,pca9532"; + gpio-controller; + #gpio-cells = <2>; + reg = <0x60>; + }; + }; + + i2c2: i2c@400A8000 { + clock-frequency = <100000>; + }; + + i2cusb: i2c@31020300 { + clock-frequency = <100000>; + + isp1301: usb-transceiver@2d { + compatible = "nxp,isp1301"; + reg = <0x2d>; + }; + }; + + sd@20098000 { + wp-gpios = <&pca9532 5 0>; + cd-gpios = <&pca9532 4 0>; + cd-inverted; + bus-width = <4>; + status = "okay"; + }; + }; + + fab { + uart1: serial@40014000 { + status = "okay"; + }; + + /* 3-axis accelerometer X,Y,Z (or AD-IN instead of Z) */ + adc@40048000 { + status = "okay"; + }; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + autorepeat; + button@21 { + label = "GPIO Key UP"; + linux,code = <103>; + gpios = <&gpio 4 1 0>; /* GPI_P3 1 */ + }; + }; +}; diff --git a/arch/arm/boot/dts/evk-pro3.dts b/arch/arm/boot/dts/evk-pro3.dts new file mode 100644 index 00000000000..b7354e6506d --- /dev/null +++ b/arch/arm/boot/dts/evk-pro3.dts @@ -0,0 +1,41 @@ +/* + * evk-pro3.dts - Device Tree file for Telit EVK-PRO3 with Telit GE863-PRO3 + * + * Copyright (C) 2012 Telit, + * 2012 Fabio Porcedda <fabio.porcedda@gmail.com> + * + * Licensed under GPLv2 or later. + */ + +/dts-v1/; + +/include/ "ge863-pro3.dtsi" + +/ { + model = "Telit EVK-PRO3 for Telit GE863-PRO3"; + compatible = "telit,evk-pro3", "atmel,at91sam9260", "atmel,at91sam9"; + + ahb { + apb { + macb0: ethernet@fffc4000 { + phy-mode = "rmii"; + status = "okay"; + }; + + usb1: gadget@fffa4000 { + atmel,vbus-gpio = <&pioC 5 0>; + status = "okay"; + }; + }; + + usb0: ohci@00500000 { + num-ports = <2>; + status = "okay"; + }; + }; + + i2c@0 { + status = "okay"; + }; + +};
\ No newline at end of file diff --git a/arch/arm/boot/dts/ge863-pro3.dtsi b/arch/arm/boot/dts/ge863-pro3.dtsi new file mode 100644 index 00000000000..17136fc7a51 --- /dev/null +++ b/arch/arm/boot/dts/ge863-pro3.dtsi @@ -0,0 +1,52 @@ +/* + * ge863_pro3.dtsi - Device Tree file for Telit GE863-PRO3 + * + * Copyright (C) 2012 Telit, + * 2012 Fabio Porcedda <fabio.porcedda@gmail.com> + * + * Licensed under GPLv2 or later. + */ + +/include/ "at91sam9260.dtsi" + +/ { + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + main_clock: clock@0 { + compatible = "atmel,osc", "fixed-clock"; + clock-frequency = <6000000>; + }; + }; + + ahb { + apb { + dbgu: serial@fffff200 { + status = "okay"; + }; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt; + status = "okay"; + + boot@0 { + label = "boot"; + reg = <0x0 0x7c0000>; + }; + + root@07c0000 { + label = "root"; + reg = <0x7c0000 0x7840000>; + }; + }; + }; + + chosen { + bootargs = "console=ttyS0,115200 root=ubi0:rootfs ubi.mtd=1 rootfstype=ubifs"; + }; +}; diff --git a/arch/arm/boot/dts/imx27-3ds.dts b/arch/arm/boot/dts/imx27-3ds.dts new file mode 100644 index 00000000000..d3f8296e19e --- /dev/null +++ b/arch/arm/boot/dts/imx27-3ds.dts @@ -0,0 +1,41 @@ +/* + * Copyright 2012 Sascha Hauer, Pengutronix + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "imx27.dtsi" + +/ { + model = "mx27_3ds"; + compatible = "freescale,imx27-3ds", "fsl,imx27"; + + memory { + reg = <0x0 0x0>; + }; + + soc { + aipi@10000000 { /* aipi */ + + wdog@10002000 { + status = "okay"; + }; + + uart@1000a000 { + fsl,uart-has-rtscts; + status = "okay"; + }; + + fec@1002b000 { + status = "okay"; + }; + }; + }; + +}; diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi index 386c769c38d..00bae3aad5a 100644 --- a/arch/arm/boot/dts/imx27.dtsi +++ b/arch/arm/boot/dts/imx27.dtsi @@ -121,7 +121,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@10015100 { @@ -131,7 +131,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@10015200 { @@ -141,7 +141,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@10015300 { @@ -151,7 +151,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio5: gpio@10015400 { @@ -161,7 +161,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio6: gpio@10015500 { @@ -171,7 +171,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; cspi3: cspi@10017000 { diff --git a/arch/arm/boot/dts/imx31-bug.dts b/arch/arm/boot/dts/imx31-bug.dts new file mode 100644 index 00000000000..24731cb78e8 --- /dev/null +++ b/arch/arm/boot/dts/imx31-bug.dts @@ -0,0 +1,31 @@ +/* + * Copyright 2012 Denis 'GNUtoo' Carikli <GNUtoo@no-log.org> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "imx31.dtsi" + +/ { + model = "Buglabs i.MX31 Bug 1.x"; + compatible = "fsl,imx31-bug", "fsl,imx31"; + + memory { + reg = <0x80000000 0x8000000>; /* 128M */ + }; + + soc { + aips@43f00000 { /* AIPS1 */ + uart5: serial@43fb4000 { + fsl,uart-has-rtscts; + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx31.dtsi b/arch/arm/boot/dts/imx31.dtsi new file mode 100644 index 00000000000..eef7099f3e3 --- /dev/null +++ b/arch/arm/boot/dts/imx31.dtsi @@ -0,0 +1,88 @@ +/* + * Copyright 2012 Denis 'GNUtoo' Carikli <GNUtoo@no-log.org> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/include/ "skeleton.dtsi" + +/ { + aliases { + serial0 = &uart1; + serial1 = &uart2; + serial2 = &uart3; + serial3 = &uart4; + serial4 = &uart5; + }; + + avic: avic-interrupt-controller@60000000 { + compatible = "fsl,imx31-avic", "fsl,avic"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x60000000 0x100000>; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + interrupt-parent = <&avic>; + ranges; + + aips@43f00000 { /* AIPS1 */ + compatible = "fsl,aips-bus", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x43f00000 0x100000>; + ranges; + + uart1: serial@43f90000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43f90000 0x4000>; + interrupts = <45>; + status = "disabled"; + }; + + uart2: serial@43f94000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43f94000 0x4000>; + interrupts = <32>; + status = "disabled"; + }; + + uart4: serial@43fb0000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43fb0000 0x4000>; + interrupts = <46>; + status = "disabled"; + }; + + uart5: serial@43fb4000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43fb4000 0x4000>; + interrupts = <47>; + status = "disabled"; + }; + }; + + spba@50000000 { + compatible = "fsl,spba-bus", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x50000000 0x100000>; + ranges; + + uart3: serial@5000c000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x5000c000 0x4000>; + interrupts = <18>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi index bfa65abe8ef..922adefdd29 100644 --- a/arch/arm/boot/dts/imx51.dtsi +++ b/arch/arm/boot/dts/imx51.dtsi @@ -133,7 +133,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@73f88000 { @@ -143,7 +143,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@73f8c000 { @@ -153,7 +153,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@73f90000 { @@ -163,7 +163,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; wdog@73f98000 { /* WDOG1 */ diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi index e3e869470cd..4e735edc78e 100644 --- a/arch/arm/boot/dts/imx53.dtsi +++ b/arch/arm/boot/dts/imx53.dtsi @@ -135,7 +135,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@53f88000 { @@ -145,7 +145,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@53f8c000 { @@ -155,7 +155,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@53f90000 { @@ -165,7 +165,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; wdog@53f98000 { /* WDOG1 */ @@ -203,7 +203,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio6: gpio@53fe0000 { @@ -213,7 +213,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio7: gpio@53fe4000 { @@ -223,7 +223,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; i2c@53fec000 { /* I2C3 */ diff --git a/arch/arm/boot/dts/imx6q-arm2.dts b/arch/arm/boot/dts/imx6q-arm2.dts index db4c6096c56..d792581672c 100644 --- a/arch/arm/boot/dts/imx6q-arm2.dts +++ b/arch/arm/boot/dts/imx6q-arm2.dts @@ -22,6 +22,12 @@ }; soc { + gpmi-nand@00112000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpmi_nand_1>; + status = "disabled"; /* gpmi nand conflicts with SD */ + }; + aips-bus@02100000 { /* AIPS2 */ ethernet@02188000 { phy-mode = "rgmii"; diff --git a/arch/arm/boot/dts/imx6q-sabrelite.dts b/arch/arm/boot/dts/imx6q-sabrelite.dts index e0ec92973e7..d42e851ceb9 100644 --- a/arch/arm/boot/dts/imx6q-sabrelite.dts +++ b/arch/arm/boot/dts/imx6q-sabrelite.dts @@ -27,6 +27,8 @@ ecspi@02008000 { /* eCSPI1 */ fsl,spi-num-chipselects = <1>; cs-gpios = <&gpio3 19 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi1_1>; status = "okay"; flash: m25p80@0 { @@ -42,9 +44,31 @@ }; }; + iomuxc@020e0000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_hog>; + + gpios { + pinctrl_gpio_hog: gpiohog { + fsl,pins = < + 144 0x80000000 /* MX6Q_PAD_EIM_D22__GPIO_3_22 */ + 121 0x80000000 /* MX6Q_PAD_EIM_D19__GPIO_3_19 */ + >; + }; + }; + }; }; aips-bus@02100000 { /* AIPS2 */ + usb@02184000 { /* USB OTG */ + vbus-supply = <®_usb_otg_vbus>; + status = "okay"; + }; + + usb@02184200 { /* USB1 */ + status = "okay"; + }; + ethernet@02188000 { phy-mode = "rgmii"; phy-reset-gpios = <&gpio3 23 0>; @@ -111,6 +135,15 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + reg_usb_otg_vbus: usb_otg_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_otg_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 22 0>; + enable-active-high; + }; }; sound { diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi index 8c90cbac945..c25d4958481 100644 --- a/arch/arm/boot/dts/imx6q.dtsi +++ b/arch/arm/boot/dts/imx6q.dtsi @@ -87,6 +87,23 @@ interrupt-parent = <&intc>; ranges; + dma-apbh@00110000 { + compatible = "fsl,imx6q-dma-apbh", "fsl,imx28-dma-apbh"; + reg = <0x00110000 0x2000>; + }; + + gpmi-nand@00112000 { + compatible = "fsl,imx6q-gpmi-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x00112000 0x2000>, <0x00114000 0x2000>; + reg-names = "gpmi-nand", "bch"; + interrupts = <0 13 0x04>, <0 15 0x04>; + interrupt-names = "gpmi-dma", "bch"; + fsl,gpmi-dma-channel = <0>; + status = "disabled"; + }; + timer@00a00600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0x00a00600 0x20>; @@ -266,7 +283,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@020a0000 { @@ -276,7 +293,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@020a4000 { @@ -286,7 +303,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@020a8000 { @@ -296,7 +313,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio5: gpio@020ac000 { @@ -306,7 +323,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio6: gpio@020b0000 { @@ -316,7 +333,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio7: gpio@020b4000 { @@ -326,7 +343,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; kpp@020b8000 { @@ -444,12 +461,14 @@ }; }; - usbphy@020c9000 { /* USBPHY1 */ + usbphy1: usbphy@020c9000 { + compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy"; reg = <0x020c9000 0x1000>; interrupts = <0 44 0x04>; }; - usbphy@020ca000 { /* USBPHY2 */ + usbphy2: usbphy@020ca000 { + compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy"; reg = <0x020ca000 0x1000>; interrupts = <0 45 0x04>; }; @@ -495,6 +514,30 @@ }; }; + gpmi-nand { + pinctrl_gpmi_nand_1: gpmi-nand-1 { + fsl,pins = <1328 0xb0b1 /* MX6Q_PAD_NANDF_CLE__RAWNAND_CLE */ + 1336 0xb0b1 /* MX6Q_PAD_NANDF_ALE__RAWNAND_ALE */ + 1344 0xb0b1 /* MX6Q_PAD_NANDF_WP_B__RAWNAND_RESETN */ + 1352 0xb000 /* MX6Q_PAD_NANDF_RB0__RAWNAND_READY0 */ + 1360 0xb0b1 /* MX6Q_PAD_NANDF_CS0__RAWNAND_CE0N */ + 1365 0xb0b1 /* MX6Q_PAD_NANDF_CS1__RAWNAND_CE1N */ + 1371 0xb0b1 /* MX6Q_PAD_NANDF_CS2__RAWNAND_CE2N */ + 1378 0xb0b1 /* MX6Q_PAD_NANDF_CS3__RAWNAND_CE3N */ + 1387 0xb0b1 /* MX6Q_PAD_SD4_CMD__RAWNAND_RDN */ + 1393 0xb0b1 /* MX6Q_PAD_SD4_CLK__RAWNAND_WRN */ + 1397 0xb0b1 /* MX6Q_PAD_NANDF_D0__RAWNAND_D0 */ + 1405 0xb0b1 /* MX6Q_PAD_NANDF_D1__RAWNAND_D1 */ + 1413 0xb0b1 /* MX6Q_PAD_NANDF_D2__RAWNAND_D2 */ + 1421 0xb0b1 /* MX6Q_PAD_NANDF_D3__RAWNAND_D3 */ + 1429 0xb0b1 /* MX6Q_PAD_NANDF_D4__RAWNAND_D4 */ + 1437 0xb0b1 /* MX6Q_PAD_NANDF_D5__RAWNAND_D5 */ + 1445 0xb0b1 /* MX6Q_PAD_NANDF_D6__RAWNAND_D6 */ + 1453 0xb0b1 /* MX6Q_PAD_NANDF_D7__RAWNAND_D7 */ + 1463 0x00b1>; /* MX6Q_PAD_SD4_DAT0__RAWNAND_DQS */ + }; + }; + i2c1 { pinctrl_i2c1_1: i2c1grp-1 { fsl,pins = <137 0x4001b8b1 /* MX6Q_PAD_EIM_D21__I2C1_SCL */ @@ -538,6 +581,14 @@ 1517 0x17059>; /* MX6Q_PAD_SD4_DAT7__USDHC4_DAT7 */ }; }; + + ecspi1 { + pinctrl_ecspi1_1: ecspi1grp-1 { + fsl,pins = <101 0x100b1 /* MX6Q_PAD_EIM_D17__ECSPI1_MISO */ + 109 0x100b1 /* MX6Q_PAD_EIM_D18__ECSPI1_MOSI */ + 94 0x100b1>; /* MX6Q_PAD_EIM_D16__ECSPI1_SCLK */ + }; + }; }; dcic@020e4000 { /* DCIC1 */ @@ -573,6 +624,36 @@ reg = <0x0217c000 0x4000>; }; + usb@02184000 { /* USB OTG */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184000 0x200>; + interrupts = <0 43 0x04>; + fsl,usbphy = <&usbphy1>; + status = "disabled"; + }; + + usb@02184200 { /* USB1 */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184200 0x200>; + interrupts = <0 40 0x04>; + fsl,usbphy = <&usbphy2>; + status = "disabled"; + }; + + usb@02184400 { /* USB2 */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184400 0x200>; + interrupts = <0 41 0x04>; + status = "disabled"; + }; + + usb@02184600 { /* USB3 */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184600 0x200>; + interrupts = <0 42 0x04>; + status = "disabled"; + }; + ethernet@02188000 { compatible = "fsl,imx6q-fec"; reg = <0x02188000 0x4000>; diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index 3f5dad801a9..c5f37fbd33e 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -35,13 +35,14 @@ slc: flash@20020000 { compatible = "nxp,lpc3220-slc"; reg = <0x20020000 0x1000>; - status = "disable"; + status = "disabled"; }; - mlc: flash@200B0000 { + mlc: flash@200a8000 { compatible = "nxp,lpc3220-mlc"; - reg = <0x200B0000 0x1000>; - status = "disable"; + reg = <0x200a8000 0x11000>; + interrupts = <11 0>; + status = "disabled"; }; dma@31000000 { @@ -57,21 +58,21 @@ compatible = "nxp,ohci-nxp", "usb-ohci"; reg = <0x31020000 0x300>; interrupts = <0x3b 0>; - status = "disable"; + status = "disabled"; }; usbd@31020000 { compatible = "nxp,lpc3220-udc"; reg = <0x31020000 0x300>; interrupts = <0x3d 0>, <0x3e 0>, <0x3c 0>, <0x3a 0>; - status = "disable"; + status = "disabled"; }; clcd@31040000 { compatible = "arm,pl110", "arm,primecell"; reg = <0x31040000 0x1000>; interrupts = <0x0e 0>; - status = "disable"; + status = "disabled"; }; mac: ethernet@31060000 { @@ -114,9 +115,10 @@ }; sd@20098000 { - compatible = "arm,pl180", "arm,primecell"; + compatible = "arm,pl18x", "arm,primecell"; reg = <0x20098000 0x1000>; interrupts = <0x0f 0>, <0x0d 0>; + status = "disabled"; }; i2s1: i2s@2009C000 { @@ -124,24 +126,42 @@ reg = <0x2009C000 0x1000>; }; + /* UART5 first since it is the default console, ttyS0 */ + uart5: serial@40090000 { + /* actually, ns16550a w/ 64 byte fifos! */ + compatible = "nxp,lpc3220-uart"; + reg = <0x40090000 0x1000>; + interrupts = <9 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; + }; + uart3: serial@40080000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-uart"; reg = <0x40080000 0x1000>; + interrupts = <7 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; }; uart4: serial@40088000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-uart"; reg = <0x40088000 0x1000>; - }; - - uart5: serial@40090000 { - compatible = "nxp,serial"; - reg = <0x40090000 0x1000>; + interrupts = <8 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; }; uart6: serial@40098000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-uart"; reg = <0x40098000 0x1000>; + interrupts = <10 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; }; i2c1: i2c@400A0000 { @@ -192,18 +212,24 @@ }; uart1: serial@40014000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-hsuart"; reg = <0x40014000 0x1000>; + interrupts = <26 0>; + status = "disabled"; }; uart2: serial@40018000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-hsuart"; reg = <0x40018000 0x1000>; + interrupts = <25 0>; + status = "disabled"; }; - uart7: serial@4001C000 { - compatible = "nxp,serial"; - reg = <0x4001C000 0x1000>; + uart7: serial@4001c000 { + compatible = "nxp,lpc3220-hsuart"; + reg = <0x4001c000 0x1000>; + interrupts = <24 0>; + status = "disabled"; }; rtc@40024000 { @@ -235,19 +261,21 @@ compatible = "nxp,lpc3220-adc"; reg = <0x40048000 0x1000>; interrupts = <0x27 0>; - status = "disable"; + status = "disabled"; }; tsc@40048000 { compatible = "nxp,lpc3220-tsc"; reg = <0x40048000 0x1000>; interrupts = <0x27 0>; - status = "disable"; + status = "disabled"; }; key@40050000 { compatible = "nxp,lpc3220-key"; reg = <0x40050000 0x1000>; + interrupts = <54 0>; + status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts new file mode 100644 index 00000000000..25b50b759de --- /dev/null +++ b/arch/arm/boot/dts/omap2420-h4.dts @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap2.dtsi" + +/ { + model = "TI OMAP2420 H4 board"; + compatible = "ti,omap2420-h4", "ti,omap2420", "ti,omap2"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x84000000>; /* 64 MB */ + }; +}; diff --git a/arch/arm/boot/dts/omap3-evm.dts b/arch/arm/boot/dts/omap3-evm.dts index 2eee16ec59b..f349ee9182c 100644 --- a/arch/arm/boot/dts/omap3-evm.dts +++ b/arch/arm/boot/dts/omap3-evm.dts @@ -18,3 +18,31 @@ reg = <0x80000000 0x10000000>; /* 256 MB */ }; }; + +&i2c1 { + clock-frequency = <2600000>; + + twl: twl@48 { + reg = <0x48>; + interrupts = <7>; /* SYS_NIRQ cascaded to intc */ + interrupt-parent = <&intc>; + }; +}; + +/include/ "twl4030.dtsi" + +&i2c2 { + clock-frequency = <400000>; +}; + +&i2c3 { + clock-frequency = <400000>; + + /* + * TVP5146 Video decoder-in for analog input support. + */ + tvp5146@5c { + compatible = "ti,tvp5146m2"; + reg = <0x5c>; + }; +}; diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index 99474fa5fac..81094719820 100644 --- a/arch/arm/boot/dts/omap3.dtsi +++ b/arch/arm/boot/dts/omap3.dtsi @@ -215,5 +215,10 @@ compatible = "ti,omap3-hsmmc"; ti,hwmods = "mmc3"; }; + + wdt2: wdt@48314000 { + compatible = "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; + }; }; }; diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts index 1efe0c58798..f57f5e8d003 100644 --- a/arch/arm/boot/dts/omap4-panda.dts +++ b/arch/arm/boot/dts/omap4-panda.dts @@ -32,6 +32,30 @@ linux,default-trigger = "mmc0"; }; }; + + sound: sound { + compatible = "ti,abe-twl6040"; + ti,model = "PandaBoard"; + + ti,mclk-freq = <38400000>; + + ti,mcpdm = <&mcpdm>; + + ti,twl6040 = <&twl6040>; + + /* Audio routing */ + ti,audio-routing = + "Headset Stereophone", "HSOL", + "Headset Stereophone", "HSOR", + "Ext Spk", "HFL", + "Ext Spk", "HFR", + "Line Out", "AUXL", + "Line Out", "AUXR", + "HSMIC", "Headset Mic", + "Headset Mic", "Headset Mic Bias", + "AFML", "Line In", + "AFMR", "Line In"; + }; }; &i2c1 { @@ -43,6 +67,19 @@ interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */ interrupt-parent = <&gic>; }; + + twl6040: twl@4b { + compatible = "ti,twl6040"; + reg = <0x4b>; + /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */ + interrupts = <0 119 4>; /* IRQ_SYS_2N cascaded to gic */ + interrupt-parent = <&gic>; + ti,audpwron-gpio = <&gpio4 31 0>; /* gpio line 127 */ + + vio-supply = <&v1v8>; + v2v1-supply = <&v2v1>; + enable-active-high; + }; }; /include/ "twl6030.dtsi" diff --git a/arch/arm/boot/dts/omap4-pandaES.dts b/arch/arm/boot/dts/omap4-pandaES.dts new file mode 100644 index 00000000000..d4ba43a48d9 --- /dev/null +++ b/arch/arm/boot/dts/omap4-pandaES.dts @@ -0,0 +1,24 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/include/ "omap4-panda.dts" + +/* Audio routing is differnet between PandaBoard4430 and PandaBoardES */ +&sound { + ti,model = "PandaBoardES"; + + /* Audio routing */ + ti,audio-routing = + "Headset Stereophone", "HSOL", + "Headset Stereophone", "HSOR", + "Ext Spk", "HFL", + "Ext Spk", "HFR", + "Line Out", "AUXL", + "Line Out", "AUXR", + "AFML", "Line In", + "AFMR", "Line In"; +}; diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index d08c4d13728..a18cf103e17 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -28,6 +28,14 @@ regulator-boot-on; }; + vbat: fixedregulator@2 { + compatible = "regulator-fixed"; + regulator-name = "VBAT"; + regulator-min-microvolt = <3750000>; + regulator-max-microvolt = <3750000>; + regulator-boot-on; + }; + leds { compatible = "gpio-leds"; debug0 { @@ -70,6 +78,41 @@ gpios = <&gpio5 11 0>; /* 139 */ }; }; + + sound { + compatible = "ti,abe-twl6040"; + ti,model = "SDP4430"; + + ti,jack-detection = <1>; + ti,mclk-freq = <38400000>; + + ti,mcpdm = <&mcpdm>; + ti,dmic = <&dmic>; + + ti,twl6040 = <&twl6040>; + + /* Audio routing */ + ti,audio-routing = + "Headset Stereophone", "HSOL", + "Headset Stereophone", "HSOR", + "Earphone Spk", "EP", + "Ext Spk", "HFL", + "Ext Spk", "HFR", + "Line Out", "AUXL", + "Line Out", "AUXR", + "Vibrator", "VIBRAL", + "Vibrator", "VIBRAR", + "HSMIC", "Headset Mic", + "Headset Mic", "Headset Mic Bias", + "MAINMIC", "Main Handset Mic", + "Main Handset Mic", "Main Mic Bias", + "SUBMIC", "Sub Handset Mic", + "Sub Handset Mic", "Main Mic Bias", + "AFML", "Line In", + "AFMR", "Line In", + "DMic", "Digital Mic", + "Digital Mic", "Digital Mic1 Bias"; + }; }; &i2c1 { @@ -81,6 +124,31 @@ interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */ interrupt-parent = <&gic>; }; + + twl6040: twl@4b { + compatible = "ti,twl6040"; + reg = <0x4b>; + /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */ + interrupts = <0 119 4>; /* IRQ_SYS_2N cascaded to gic */ + interrupt-parent = <&gic>; + ti,audpwron-gpio = <&gpio4 31 0>; /* gpio line 127 */ + + vio-supply = <&v1v8>; + v2v1-supply = <&v2v1>; + enable-active-high; + + /* regulators for vibra motor */ + vddvibl-supply = <&vbat>; + vddvibr-supply = <&vbat>; + + vibra { + /* Vibra driver, motor resistance parameters */ + ti,vibldrv-res = <8>; + ti,vibrdrv-res = <3>; + ti,viblmotor-res = <10>; + ti,vibrmotor-res = <10>; + }; + }; }; /include/ "twl6030.dtsi" diff --git a/arch/arm/boot/dts/omap4-var_som.dts b/arch/arm/boot/dts/omap4-var_som.dts new file mode 100644 index 00000000000..6601e6af609 --- /dev/null +++ b/arch/arm/boot/dts/omap4-var_som.dts @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2012 Variscite Ltd. - http://www.variscite.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap4.dtsi" + +/ { + model = "Variscite OMAP4 SOM"; + compatible = "var,omap4-var_som", "ti,omap4430", "ti,omap4"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1 GB */ + }; + + vdd_eth: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "VDD_ETH"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-active-high; + regulator-boot-on; + }; +}; + +&i2c1 { + clock-frequency = <400000>; + + twl: twl@48 { + reg = <0x48>; + /* SPI = 0, IRQ# = 7, 4 = active high level-sensitive */ + interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */ + interrupt-parent = <&gic>; + }; +}; + +/include/ "twl6030.dtsi" + +&i2c2 { + clock-frequency = <400000>; +}; + +&i2c3 { + clock-frequency = <400000>; + + /* + * Temperature Sensor + * http://www.ti.com/lit/ds/symlink/tmp105.pdf + */ + tmp105@49 { + compatible = "ti,tmp105"; + reg = <0x49>; + }; +}; + +&i2c4 { + clock-frequency = <400000>; +}; + +&mcspi1 { + eth@0 { + compatible = "ks8851"; + spi-max-frequency = <24000000>; + reg = <0>; + interrupt-parent = <&gpio6>; + interrupts = <11>; /* gpio line 171 */ + vdd-supply = <&vdd_eth>; + }; +}; + +&mmc1 { + vmmc-supply = <&vmmc>; + ti,bus-width = <8>; + ti,non-removable; +}; + +&mmc2 { + status = "disabled"; +}; + +&mmc3 { + status = "disabled"; +}; + +&mmc4 { + status = "disabled"; +}; + +&mmc5 { + ti,bus-width = <4>; +}; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 359c4979c8a..04cbbcb6ff9 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -272,5 +272,28 @@ ti,hwmods = "mmc5"; ti,needs-special-reset; }; + + wdt2: wdt@4a314000 { + compatible = "ti,omap4-wdt", "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; + }; + + mcpdm: mcpdm@40132000 { + compatible = "ti,omap4-mcpdm"; + reg = <0x40132000 0x7f>, /* MPU private access */ + <0x49032000 0x7f>; /* L3 Interconnect */ + interrupts = <0 112 0x4>; + interrupt-parent = <&gic>; + ti,hwmods = "mcpdm"; + }; + + dmic: dmic@4012e000 { + compatible = "ti,omap4-dmic"; + reg = <0x4012e000 0x7f>, /* MPU private access */ + <0x4902e000 0x7f>; /* L3 Interconnect */ + interrupts = <0 114 0x4>; + interrupt-parent = <&gic>; + ti,hwmods = "dmic"; + }; }; }; diff --git a/arch/arm/boot/dts/phy3250.dts b/arch/arm/boot/dts/phy3250.dts index c4ff6d1a018..802ec5b2fd0 100644 --- a/arch/arm/boot/dts/phy3250.dts +++ b/arch/arm/boot/dts/phy3250.dts @@ -54,6 +54,17 @@ #address-cells = <1>; #size-cells = <1>; + nxp,wdr-clks = <14>; + nxp,wwidth = <40000000>; + nxp,whold = <100000000>; + nxp,wsetup = <100000000>; + nxp,rdr-clks = <14>; + nxp,rwidth = <40000000>; + nxp,rhold = <66666666>; + nxp,rsetup = <100000000>; + nand-on-flash-bbt; + gpios = <&gpio 5 19 1>; /* GPO_P3 19, active low */ + mtd0@00000000 { label = "phy3250-boot"; reg = <0x00000000 0x00064000>; @@ -83,6 +94,14 @@ }; apb { + uart5: serial@40090000 { + status = "okay"; + }; + + uart3: serial@40080000 { + status = "okay"; + }; + i2c1: i2c@400A0000 { clock-frequency = <100000>; @@ -114,16 +133,58 @@ }; ssp0: ssp@20084000 { + #address-cells = <1>; + #size-cells = <0>; + pl022,num-chipselects = <1>; + cs-gpios = <&gpio 3 5 0>; + eeprom: at25@0 { + pl022,hierarchy = <0>; + pl022,interface = <0>; + pl022,slave-tx-disable = <0>; + pl022,com-mode = <0>; + pl022,rx-level-trig = <1>; + pl022,tx-level-trig = <1>; + pl022,ctrl-len = <11>; + pl022,wait-state = <0>; + pl022,duplex = <0>; + + at25,byte-len = <0x8000>; + at25,addr-mode = <2>; + at25,page-size = <64>; + compatible = "atmel,at25"; + reg = <0>; + spi-max-frequency = <5000000>; }; }; + + sd@20098000 { + wp-gpios = <&gpio 3 0 0>; + cd-gpios = <&gpio 3 1 0>; + cd-inverted; + bus-width = <4>; + status = "okay"; + }; }; fab { + uart2: serial@40018000 { + status = "okay"; + }; + tsc@40048000 { status = "okay"; }; + + key@40050000 { + status = "okay"; + keypad,num-rows = <1>; + keypad,num-columns = <1>; + nxp,debounce-delay-ms = <3>; + nxp,scan-delay-ms = <34>; + linux,keymap = <0x00000002>; + }; }; }; diff --git a/arch/arm/boot/dts/tegra-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts index 7de701365fc..f146dbf6f7f 100644 --- a/arch/arm/boot/dts/tegra-harmony.dts +++ b/arch/arm/boot/dts/tegra20-harmony.dts @@ -307,7 +307,6 @@ cd-gpios = <&gpio 58 0>; /* gpio PH2 */ wp-gpios = <&gpio 59 0>; /* gpio PH3 */ power-gpios = <&gpio 70 0>; /* gpio PI6 */ - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index bfeb117d5ae..684a9e1ff7e 100644 --- a/arch/arm/boot/dts/tegra-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -301,7 +301,6 @@ sdhci@c8000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index 89cb7f2acd9..85e621ab296 100644 --- a/arch/arm/boot/dts/tegra-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -64,11 +64,6 @@ nvidia,pins = "dap4"; nvidia,function = "dap4"; }; - ddc { - nvidia,pins = "ddc", "owc", "spdi", "spdo", - "uac"; - nvidia,function = "rsvd2"; - }; dta { nvidia,pins = "dta", "dtb", "dtc", "dtd", "dte"; nvidia,function = "vi"; @@ -129,14 +124,14 @@ "lspi", "lvp1", "lvs"; nvidia,function = "displaya"; }; + owc { + nvidia,pins = "owc", "spdi", "spdo", "uac"; + nvidia,function = "rsvd2"; + }; pmc { nvidia,pins = "pmc"; nvidia,function = "pwr_on"; }; - pta { - nvidia,pins = "pta"; - nvidia,function = "i2c2"; - }; rm { nvidia,pins = "rm"; nvidia,function = "i2c1"; @@ -176,7 +171,7 @@ conf_ata { nvidia,pins = "ata", "atb", "atc", "atd", "cdev1", "cdev2", "dap1", "dap2", - "dap4", "dtf", "gma", "gmc", "gmd", + "dap4", "ddc", "dtf", "gma", "gmc", "gmd", "gme", "gpu", "gpu7", "i2cp", "irrx", "irtx", "pta", "rm", "sdc", "sdd", "slxd", "slxk", "spdi", "spdo", "uac", @@ -185,7 +180,7 @@ nvidia,tristate = <0>; }; conf_ate { - nvidia,pins = "ate", "csus", "dap3", "ddc", + nvidia,pins = "ate", "csus", "dap3", "gpv", "owc", "slxc", "spib", "spid", "spie"; nvidia,pull = <0>; @@ -255,6 +250,39 @@ nvidia,slew-rate-falling = <3>; }; }; + + state_i2cmux_ddc: pinmux_i2cmux_ddc { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "i2c2"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "rsvd4"; + }; + }; + + state_i2cmux_pta: pinmux_i2cmux_pta { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "rsvd4"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "i2c2"; + }; + }; + + state_i2cmux_idle: pinmux_i2cmux_idle { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "rsvd4"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "rsvd4"; + }; + }; }; i2s@70002800 { @@ -303,12 +331,37 @@ i2c@7000c400 { status = "okay"; clock-frequency = <100000>; + }; + + i2cmux { + compatible = "i2c-mux-pinctrl"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&{/i2c@7000c400}>; - smart-battery@b { - compatible = "ti,bq20z75", "smart-battery-1.1"; - reg = <0xb>; - ti,i2c-retry-count = <2>; - ti,poll-retry-count = <10>; + pinctrl-names = "ddc", "pta", "idle"; + pinctrl-0 = <&state_i2cmux_ddc>; + pinctrl-1 = <&state_i2cmux_pta>; + pinctrl-2 = <&state_i2cmux_idle>; + + i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + i2c@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + smart-battery@b { + compatible = "ti,bq20z75", "smart-battery-1.1"; + reg = <0xb>; + ti,i2c-retry-count = <2>; + ti,poll-retry-count = <10>; + }; }; }; @@ -334,7 +387,7 @@ }; }; - emc { + memory-controller@0x7000f400 { emc-table@190000 { reg = <190000>; compatible = "nvidia,tegra20-emc-table"; @@ -397,7 +450,6 @@ sdhci@c8000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index 9de5636023f..9de5636023f 100644 --- a/arch/arm/boot/dts/tegra-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts diff --git a/arch/arm/boot/dts/tegra-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index 445343b0fbd..be90544e6b5 100644 --- a/arch/arm/boot/dts/tegra-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -314,7 +314,6 @@ sdhci@c8000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts new file mode 100644 index 00000000000..6916310bf58 --- /dev/null +++ b/arch/arm/boot/dts/tegra20-whistler.dts @@ -0,0 +1,301 @@ +/dts-v1/; + +/include/ "tegra20.dtsi" + +/ { + model = "NVIDIA Tegra2 Whistler evaluation board"; + compatible = "nvidia,whistler", "nvidia,tegra20"; + + memory { + reg = <0x00000000 0x20000000>; + }; + + pinmux { + pinctrl-names = "default"; + pinctrl-0 = <&state_default>; + + state_default: pinmux { + ata { + nvidia,pins = "ata", "atb", "ate", "gma", "gmb", + "gmc", "gmd", "gpu"; + nvidia,function = "gmi"; + }; + atc { + nvidia,pins = "atc", "atd"; + nvidia,function = "sdio4"; + }; + cdev1 { + nvidia,pins = "cdev1"; + nvidia,function = "plla_out"; + }; + cdev2 { + nvidia,pins = "cdev2"; + nvidia,function = "osc"; + }; + crtp { + nvidia,pins = "crtp"; + nvidia,function = "crt"; + }; + csus { + nvidia,pins = "csus"; + nvidia,function = "vi_sensor_clk"; + }; + dap1 { + nvidia,pins = "dap1"; + nvidia,function = "dap1"; + }; + dap2 { + nvidia,pins = "dap2"; + nvidia,function = "dap2"; + }; + dap3 { + nvidia,pins = "dap3"; + nvidia,function = "dap3"; + }; + dap4 { + nvidia,pins = "dap4"; + nvidia,function = "dap4"; + }; + ddc { + nvidia,pins = "ddc"; + nvidia,function = "i2c2"; + }; + dta { + nvidia,pins = "dta", "dtb", "dtc", "dtd"; + nvidia,function = "vi"; + }; + dte { + nvidia,pins = "dte"; + nvidia,function = "rsvd1"; + }; + dtf { + nvidia,pins = "dtf"; + nvidia,function = "i2c3"; + }; + gme { + nvidia,pins = "gme"; + nvidia,function = "dap5"; + }; + gpu7 { + nvidia,pins = "gpu7"; + nvidia,function = "rtck"; + }; + gpv { + nvidia,pins = "gpv"; + nvidia,function = "pcie"; + }; + hdint { + nvidia,pins = "hdint", "pta"; + nvidia,function = "hdmi"; + }; + i2cp { + nvidia,pins = "i2cp"; + nvidia,function = "i2cp"; + }; + irrx { + nvidia,pins = "irrx", "irtx"; + nvidia,function = "uartb"; + }; + kbca { + nvidia,pins = "kbca", "kbcc", "kbce", "kbcf"; + nvidia,function = "kbc"; + }; + kbcb { + nvidia,pins = "kbcb", "kbcd"; + nvidia,function = "sdio2"; + }; + lcsn { + nvidia,pins = "lcsn", "lsck", "lsda", "lsdi", + "spia", "spib", "spic"; + nvidia,function = "spi3"; + }; + ld0 { + nvidia,pins = "ld0", "ld1", "ld2", "ld3", "ld4", + "ld5", "ld6", "ld7", "ld8", "ld9", + "ld10", "ld11", "ld12", "ld13", "ld14", + "ld15", "ld16", "ld17", "ldc", "ldi", + "lhp0", "lhp1", "lhp2", "lhs", "lm0", + "lm1", "lpp", "lpw0", "lpw1", "lpw2", + "lsc0", "lsc1", "lspi", "lvp0", "lvp1", + "lvs"; + nvidia,function = "displaya"; + }; + owc { + nvidia,pins = "owc", "uac"; + nvidia,function = "owr"; + }; + pmc { + nvidia,pins = "pmc"; + nvidia,function = "pwr_on"; + }; + rm { + nvidia,pins = "rm"; + nvidia,function = "i2c1"; + }; + sdb { + nvidia,pins = "sdb", "sdc", "sdd", "slxa", + "slxc", "slxd", "slxk"; + nvidia,function = "sdio3"; + }; + sdio1 { + nvidia,pins = "sdio1"; + nvidia,function = "sdio1"; + }; + spdi { + nvidia,pins = "spdi", "spdo"; + nvidia,function = "rsvd2"; + }; + spid { + nvidia,pins = "spid", "spie", "spig", "spih"; + nvidia,function = "spi2_alt"; + }; + spif { + nvidia,pins = "spif"; + nvidia,function = "spi2"; + }; + uaa { + nvidia,pins = "uaa", "uab"; + nvidia,function = "uarta"; + }; + uad { + nvidia,pins = "uad"; + nvidia,function = "irda"; + }; + uca { + nvidia,pins = "uca", "ucb"; + nvidia,function = "uartc"; + }; + uda { + nvidia,pins = "uda"; + nvidia,function = "spi1"; + }; + conf_ata { + nvidia,pins = "ata", "atb", "atc", "ddc", "gma", + "gmb", "gmc", "gmd", "irrx", "irtx", + "kbca", "kbcb", "kbcc", "kbcd", "kbce", + "kbcf", "sdc", "sdd", "spie", "spig", + "spih", "uaa", "uab", "uad", "uca", + "ucb"; + nvidia,pull = <2>; + nvidia,tristate = <0>; + }; + conf_atd { + nvidia,pins = "atd", "ate", "cdev1", "csus", + "dap1", "dap2", "dap3", "dap4", "dte", + "dtf", "gpu", "gpu7", "gpv", "i2cp", + "rm", "sdio1", "slxa", "slxc", "slxd", + "slxk", "spdi", "spdo", "uac", "uda"; + nvidia,pull = <0>; + nvidia,tristate = <0>; + }; + conf_cdev2 { + nvidia,pins = "cdev2", "spia", "spib"; + nvidia,pull = <1>; + nvidia,tristate = <1>; + }; + conf_ck32 { + nvidia,pins = "ck32", "ddrc", "lc", "pmca", + "pmcb", "pmcc", "pmcd", "xm2c", + "xm2d"; + nvidia,pull = <0>; + }; + conf_crtp { + nvidia,pins = "crtp"; + nvidia,pull = <0>; + nvidia,tristate = <1>; + }; + conf_dta { + nvidia,pins = "dta", "dtb", "dtc", "dtd", + "spid", "spif"; + nvidia,pull = <1>; + nvidia,tristate = <0>; + }; + conf_gme { + nvidia,pins = "gme", "owc", "pta", "spic"; + nvidia,pull = <2>; + nvidia,tristate = <1>; + }; + conf_ld17_0 { + nvidia,pins = "ld17_0", "ld19_18", "ld21_20", + "ld23_22"; + nvidia,pull = <1>; + }; + conf_ls { + nvidia,pins = "ls", "pmce"; + nvidia,pull = <2>; + }; + drive_dap1 { + nvidia,pins = "drive_dap1"; + nvidia,high-speed-mode = <0>; + nvidia,schmitt = <1>; + nvidia,low-power-mode = <0>; + nvidia,pull-down-strength = <0>; + nvidia,pull-up-strength = <0>; + nvidia,slew-rate-rising = <0>; + nvidia,slew-rate-falling = <0>; + }; + }; + }; + + i2s@70002800 { + status = "okay"; + }; + + serial@70006000 { + status = "okay"; + clock-frequency = <216000000>; + }; + + i2c@7000d000 { + status = "okay"; + clock-frequency = <100000>; + + codec: codec@1a { + compatible = "wlf,wm8753"; + reg = <0x1a>; + }; + + tca6416: gpio@20 { + compatible = "ti,tca6416"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + }; + + usb@c5000000 { + status = "okay"; + nvidia,vbus-gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ + }; + + usb@c5008000 { + status = "okay"; + nvidia,vbus-gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ + }; + + sdhci@c8000400 { + status = "okay"; + wp-gpios = <&gpio 173 0>; /* gpio PV5 */ + bus-width = <8>; + }; + + sdhci@c8000600 { + status = "okay"; + bus-width = <8>; + }; + + sound { + compatible = "nvidia,tegra-audio-wm8753-whistler", + "nvidia,tegra-audio-wm8753"; + nvidia,model = "NVIDIA Tegra Whistler"; + + nvidia,audio-routing = + "Headphone Jack", "LOUT1", + "Headphone Jack", "ROUT1", + "MIC2", "Mic Jack", + "MIC2N", "Mic Jack"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&codec>; + }; +}; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index c417d67e902..59116b85243 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -164,7 +164,7 @@ reg = <0x7000e400 0x400>; }; - mc { + memory-controller@0x7000f000 { compatible = "nvidia,tegra20-mc"; reg = <0x7000f000 0x024 0x7000f03c 0x3c4>; @@ -177,7 +177,7 @@ 0x58000000 0x02000000>; /* GART aperture */ }; - emc { + memory-controller@0x7000f400 { compatible = "nvidia,tegra20-emc"; reg = <0x7000f400 0x200>; #address-cells = <1>; diff --git a/arch/arm/boot/dts/tegra-cardhu.dts b/arch/arm/boot/dts/tegra30-cardhu.dts index 36321bceec4..c169bced131 100644 --- a/arch/arm/boot/dts/tegra-cardhu.dts +++ b/arch/arm/boot/dts/tegra30-cardhu.dts @@ -144,7 +144,6 @@ sdhci@78000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index 2dcc09e784b..19479393842 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -167,7 +167,7 @@ reg = <0x7000e400 0x400>; }; - mc { + memory-controller { compatible = "nvidia,tegra30-mc"; reg = <0x7000f000 0x010 0x7000f03c 0x1b4 diff --git a/arch/arm/configs/lpc32xx_defconfig b/arch/arm/configs/lpc32xx_defconfig index 4fa60547494..eceed186a3c 100644 --- a/arch/arm/configs/lpc32xx_defconfig +++ b/arch/arm/configs/lpc32xx_defconfig @@ -1,5 +1,7 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 @@ -16,8 +18,6 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y CONFIG_ARCH_LPC32XX=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y CONFIG_PREEMPT=y CONFIG_AEABI=y CONFIG_ZBOOT_ROM_TEXT=0x0 @@ -52,13 +52,17 @@ CONFIG_MTD=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y +CONFIG_MTD_M25P80=y CONFIG_MTD_NAND=y CONFIG_MTD_NAND_MUSEUM_IDS=y +CONFIG_MTD_NAND_SLC_LPC32XX=y +CONFIG_MTD_NAND_MLC_LPC32XX=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_CRYPTOLOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=1 CONFIG_BLK_DEV_RAM_SIZE=16384 +CONFIG_EEPROM_AT24=y CONFIG_EEPROM_AT25=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y @@ -79,16 +83,22 @@ CONFIG_LPC_ENET=y # CONFIG_NET_VENDOR_STMICRO is not set CONFIG_SMSC_PHY=y # CONFIG_WLAN is not set +CONFIG_INPUT_MATRIXKMAP=y # CONFIG_INPUT_MOUSEDEV_PSAUX is not set CONFIG_INPUT_MOUSEDEV_SCREEN_X=240 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=320 CONFIG_INPUT_EVDEV=y +# CONFIG_KEYBOARD_ATKBD is not set +CONFIG_KEYBOARD_LPC32XX=y # CONFIG_INPUT_MOUSE is not set CONFIG_INPUT_TOUCHSCREEN=y CONFIG_TOUCHSCREEN_LPC32XX=y +CONFIG_SERIO_LIBPS2=y # CONFIG_LEGACY_PTYS is not set CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_HS_LPC32XX=y +CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_CHARDEV=y @@ -96,7 +106,8 @@ CONFIG_I2C_PNX=y CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_GPIO_SYSFS=y -# CONFIG_HWMON is not set +CONFIG_SENSORS_DS620=y +CONFIG_SENSORS_MAX6639=y CONFIG_WATCHDOG=y CONFIG_PNX4008_WATCHDOG=y CONFIG_FB=y @@ -133,6 +144,8 @@ CONFIG_MMC=y CONFIG_MMC_ARMMMCI=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y +CONFIG_LEDS_PCA9532=y +CONFIG_LEDS_PCA9532_GPIO=y CONFIG_LEDS_GPIO=y CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=y @@ -146,10 +159,10 @@ CONFIG_RTC_DRV_DS1374=y CONFIG_RTC_DRV_PCF8563=y CONFIG_RTC_DRV_LPC32XX=y CONFIG_DMADEVICES=y -CONFIG_AMBA_PL08X=y CONFIG_STAGING=y -CONFIG_IIO=y CONFIG_LPC32XX_ADC=y +CONFIG_MAX517=y +CONFIG_IIO=y CONFIG_EXT2_FS=y CONFIG_AUTOFS4_FS=y CONFIG_MSDOS_FS=y @@ -159,7 +172,6 @@ CONFIG_JFFS2_FS=y CONFIG_JFFS2_FS_WBUF_VERIFY=y CONFIG_CRAMFS=y CONFIG_NFS_FS=y -CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ASCII=y diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index 68374ba6a94..c79f61faa3a 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -243,7 +243,7 @@ typedef struct { #define ATOMIC64_INIT(i) { (i) } -static inline u64 atomic64_read(atomic64_t *v) +static inline u64 atomic64_read(const atomic64_t *v) { u64 result; diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h index 3d2220498ab..6ddbe446425 100644 --- a/arch/arm/include/asm/domain.h +++ b/arch/arm/include/asm/domain.h @@ -60,13 +60,13 @@ #ifndef __ASSEMBLY__ #ifdef CONFIG_CPU_USE_DOMAINS -#define set_domain(x) \ - do { \ - __asm__ __volatile__( \ - "mcr p15, 0, %0, c3, c0 @ set domain" \ - : : "r" (x)); \ - isb(); \ - } while (0) +static inline void set_domain(unsigned val) +{ + asm volatile( + "mcr p15, 0, %0, c3, c0 @ set domain" + : : "r" (val)); + isb(); +} #define modify_domain(dom,type) \ do { \ @@ -78,8 +78,8 @@ } while (0) #else -#define set_domain(x) do { } while (0) -#define modify_domain(dom,type) do { } while (0) +static inline void set_domain(unsigned val) { } +static inline void modify_domain(unsigned dom, unsigned type) { } #endif /* diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index b79f8e97f77..af7b0bda335 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -148,7 +148,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define TIF_NOTIFY_RESUME 2 /* callback before returning to user */ #define TIF_SYSCALL_TRACE 8 #define TIF_SYSCALL_AUDIT 9 -#define TIF_SYSCALL_RESTARTSYS 10 #define TIF_POLLING_NRFLAG 16 #define TIF_USING_IWMMXT 17 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ @@ -164,11 +163,9 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) -#define _TIF_SYSCALL_RESTARTSYS (1 << TIF_SYSCALL_RESTARTSYS) /* Checks for any syscall work in entry-common.S */ -#define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ - _TIF_SYSCALL_RESTARTSYS) +#define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT) /* * Change these and you break ASM code in entry-common.S diff --git a/arch/arm/kernel/kprobes-test-arm.c b/arch/arm/kernel/kprobes-test-arm.c index ba32b393b3f..38c1a3b103a 100644 --- a/arch/arm/kernel/kprobes-test-arm.c +++ b/arch/arm/kernel/kprobes-test-arm.c @@ -187,8 +187,8 @@ void kprobe_arm_test_cases(void) TEST_BF_R ("mov pc, r",0,2f,"") TEST_BF_RR("mov pc, r",0,2f,", asl r",1,0,"") TEST_BB( "sub pc, pc, #1b-2b+8") -#if __LINUX_ARM_ARCH__ >= 6 - TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before ARMv6 */ +#if __LINUX_ARM_ARCH__ == 6 && !defined(CONFIG_CPU_V7) + TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before and after ARMv6 */ #endif TEST_BB_R( "sub pc, pc, r",14, 1f-2f+8,"") TEST_BB_R( "rsb pc, r",14,1f-2f+8,", pc") diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 186c8cb982c..a02eada3aa5 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -503,7 +503,7 @@ __hw_perf_event_init(struct perf_event *event) event_requires_mode_exclusion(&event->attr)) { pr_debug("ARM performance counters do not support " "mode exclusion\n"); - return -EPERM; + return -EOPNOTSUPP; } /* diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 5700a7ae7f0..14e38261cd3 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -25,7 +25,6 @@ #include <linux/regset.h> #include <linux/audit.h> #include <linux/tracehook.h> -#include <linux/unistd.h> #include <asm/pgtable.h> #include <asm/traps.h> @@ -918,8 +917,6 @@ asmlinkage int syscall_trace(int why, struct pt_regs *regs, int scno) audit_syscall_entry(AUDIT_ARCH_ARM, scno, regs->ARM_r0, regs->ARM_r1, regs->ARM_r2, regs->ARM_r3); - if (why == 0 && test_and_clear_thread_flag(TIF_SYSCALL_RESTARTSYS)) - scno = __NR_restart_syscall - __NR_SYSCALL_BASE; if (!test_thread_flag(TIF_SYSCALL_TRACE)) return scno; diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index fd2392a17ac..536c5d6b340 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -27,6 +27,7 @@ */ #define SWI_SYS_SIGRETURN (0xef000000|(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE)) #define SWI_SYS_RT_SIGRETURN (0xef000000|(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE)) +#define SWI_SYS_RESTART (0xef000000|__NR_restart_syscall|__NR_OABI_SYSCALL_BASE) /* * With EABI, the syscall number has to be loaded into r7. @@ -47,6 +48,18 @@ const unsigned long sigreturn_codes[7] = { }; /* + * Either we support OABI only, or we have EABI with the OABI + * compat layer enabled. In the later case we don't know if + * user space is EABI or not, and if not we must not clobber r7. + * Always using the OABI syscall solves that issue and works for + * all those cases. + */ +const unsigned long syscall_restart_code[2] = { + SWI_SYS_RESTART, /* swi __NR_restart_syscall */ + 0xe49df004, /* ldr pc, [sp], #4 */ +}; + +/* * atomically swap in the new signal mask, and wait for a signal. */ asmlinkage int sys_sigsuspend(int restart, unsigned long oldmask, old_sigset_t mask) @@ -592,10 +605,12 @@ static void do_signal(struct pt_regs *regs, int syscall) case -ERESTARTNOHAND: case -ERESTARTSYS: case -ERESTARTNOINTR: - case -ERESTART_RESTARTBLOCK: regs->ARM_r0 = regs->ARM_ORIG_r0; regs->ARM_pc = restart_addr; break; + case -ERESTART_RESTARTBLOCK: + regs->ARM_r0 = -EINTR; + break; } } @@ -611,14 +626,12 @@ static void do_signal(struct pt_regs *regs, int syscall) * debugger has chosen to restart at a different PC. */ if (regs->ARM_pc == restart_addr) { - if (retval == -ERESTARTNOHAND || - retval == -ERESTART_RESTARTBLOCK + if (retval == -ERESTARTNOHAND || (retval == -ERESTARTSYS && !(ka.sa.sa_flags & SA_RESTART))) { regs->ARM_r0 = -EINTR; regs->ARM_pc = continue_addr; } - clear_thread_flag(TIF_SYSCALL_RESTARTSYS); } handle_signal(signr, &ka, &info, regs); @@ -632,8 +645,29 @@ static void do_signal(struct pt_regs *regs, int syscall) * ignore the restart. */ if (retval == -ERESTART_RESTARTBLOCK - && regs->ARM_pc == restart_addr) - set_thread_flag(TIF_SYSCALL_RESTARTSYS); + && regs->ARM_pc == continue_addr) { + if (thumb_mode(regs)) { + regs->ARM_r7 = __NR_restart_syscall - __NR_SYSCALL_BASE; + regs->ARM_pc -= 2; + } else { +#if defined(CONFIG_AEABI) && !defined(CONFIG_OABI_COMPAT) + regs->ARM_r7 = __NR_restart_syscall; + regs->ARM_pc -= 4; +#else + u32 __user *usp; + + regs->ARM_sp -= 4; + usp = (u32 __user *)regs->ARM_sp; + + if (put_user(regs->ARM_pc, usp) == 0) { + regs->ARM_pc = KERN_RESTART_CODE; + } else { + regs->ARM_sp += 4; + force_sigsegv(0, current); + } +#endif + } + } } restore_saved_sigmask(); diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h index 5ff067b7c75..6fcfe8398aa 100644 --- a/arch/arm/kernel/signal.h +++ b/arch/arm/kernel/signal.h @@ -8,5 +8,7 @@ * published by the Free Software Foundation. */ #define KERN_SIGRETURN_CODE (CONFIG_VECTORS_BASE + 0x00000500) +#define KERN_RESTART_CODE (KERN_SIGRETURN_CODE + sizeof(sigreturn_codes)) extern const unsigned long sigreturn_codes[7]; +extern const unsigned long syscall_restart_code[2]; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 4928d89758f..3647170e9a1 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -820,6 +820,8 @@ void __init early_trap_init(void *vectors_base) */ memcpy((void *)(vectors + KERN_SIGRETURN_CODE - CONFIG_VECTORS_BASE), sigreturn_codes, sizeof(sigreturn_codes)); + memcpy((void *)(vectors + KERN_RESTART_CODE - CONFIG_VECTORS_BASE), + syscall_restart_code, sizeof(syscall_restart_code)); flush_icache_range(vectors, vectors + PAGE_SIZE); modify_domain(DOMAIN_USER, DOMAIN_CLIENT); diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 43a31fb0631..36ff15bbfdd 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -183,7 +183,9 @@ SECTIONS } #endif +#ifdef CONFIG_SMP PERCPU_SECTION(L1_CACHE_BYTES) +#endif #ifdef CONFIG_XIP_KERNEL __data_loc = ALIGN(4); /* location in binary */ diff --git a/arch/arm/mach-at91/Makefile.boot b/arch/arm/mach-at91/Makefile.boot index 9e84fe4f2aa..30bb7332e30 100644 --- a/arch/arm/mach-at91/Makefile.boot +++ b/arch/arm/mach-at91/Makefile.boot @@ -15,7 +15,9 @@ endif # Keep dtb files sorted alphabetically for each SoC # sam9260 +dtb-$(CONFIG_MACH_AT91SAM_DT) += aks-cdu.dtb dtb-$(CONFIG_MACH_AT91SAM_DT) += ethernut5.dtb +dtb-$(CONFIG_MACH_AT91SAM_DT) += evk-pro3.dtb dtb-$(CONFIG_MACH_AT91SAM_DT) += tny_a9260.dtb dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9260.dtb # sam9263 diff --git a/arch/arm/mach-dove/include/mach/bridge-regs.h b/arch/arm/mach-dove/include/mach/bridge-regs.h index 226949dc4ac..f953bb54aa9 100644 --- a/arch/arm/mach-dove/include/mach/bridge-regs.h +++ b/arch/arm/mach-dove/include/mach/bridge-regs.h @@ -50,5 +50,6 @@ #define POWER_MANAGEMENT (BRIDGE_VIRT_BASE | 0x011c) #define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300) +#define TIMER_PHYS_BASE (BRIDGE_PHYS_BASE | 0x0300) #endif diff --git a/arch/arm/mach-dove/include/mach/dove.h b/arch/arm/mach-dove/include/mach/dove.h index ad1165d488c..d52b0ef313b 100644 --- a/arch/arm/mach-dove/include/mach/dove.h +++ b/arch/arm/mach-dove/include/mach/dove.h @@ -78,6 +78,7 @@ /* North-South Bridge */ #define BRIDGE_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE | 0x20000) +#define BRIDGE_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE | 0x20000) /* Cryptographic Engine */ #define DOVE_CRYPT_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE | 0x30000) diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index eff4db5de0d..5f87f2e2dda 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -52,6 +52,7 @@ config SOC_IMX25 select ARCH_MX25 select COMMON_CLK select CPU_ARM926T + select HAVE_CAN_FLEXCAN if CAN select ARCH_MXC_IOMUX_V3 select MXC_AVIC @@ -79,6 +80,7 @@ config SOC_IMX35 select HAVE_EPIT select MXC_AVIC select SMP_ON_UP if SMP + select HAVE_CAN_FLEXCAN if CAN config SOC_IMX5 select CPU_V7 @@ -105,6 +107,7 @@ config SOC_IMX53 select SOC_IMX5 select ARCH_MX5 select ARCH_MX53 + select HAVE_CAN_FLEXCAN if CAN if ARCH_IMX_V4_V5 @@ -557,6 +560,14 @@ config MACH_BUG Include support for BUGBase 1.3 platform. This includes specific configurations for the board and its peripherals. +config MACH_IMX31_DT + bool "Support i.MX31 platforms from device tree" + select SOC_IMX31 + select USE_OF + help + Include support for Freescale i.MX31 based platforms + using the device tree for discovery. + comment "MX35 platforms:" config MACH_PCM043 @@ -826,10 +837,12 @@ config SOC_IMX6Q select COMMON_CLK select CPU_V7 select HAVE_ARM_SCU + select HAVE_CAN_FLEXCAN if CAN select HAVE_IMX_GPC select HAVE_IMX_MMDC select HAVE_IMX_SRC select HAVE_SMP + select MFD_ANATOP select PINCTRL select PINCTRL_IMX6Q select USE_OF diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index ff29421414f..07f7c226e4c 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -57,6 +57,7 @@ obj-$(CONFIG_MACH_QONG) += mach-qong.o obj-$(CONFIG_MACH_ARMADILLO5X0) += mach-armadillo5x0.o obj-$(CONFIG_MACH_KZM_ARM11_01) += mach-kzm_arm11_01.o obj-$(CONFIG_MACH_BUG) += mach-bug.o +obj-$(CONFIG_MACH_IMX31_DT) += imx31-dt.o # i.MX35 based machines obj-$(CONFIG_MACH_PCM043) += mach-pcm043.o diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c index c9a06d800f8..f87a48fc74e 100644 --- a/arch/arm/mach-imx/clk-imx31.c +++ b/arch/arm/mach-imx/clk-imx31.c @@ -20,6 +20,7 @@ #include <linux/clkdev.h> #include <linux/io.h> #include <linux/err.h> +#include <linux/of.h> #include <mach/hardware.h> #include <mach/mx31.h> @@ -179,3 +180,21 @@ int __init mx31_clocks_init(unsigned long fref) return 0; } + +#ifdef CONFIG_OF +int __init mx31_clocks_init_dt(void) +{ + struct device_node *np; + u32 fref = 26000000; /* default */ + + for_each_compatible_node(np, NULL, "fixed-clock") { + if (!of_device_is_compatible(np, "fsl,imx-osc26m")) + continue; + + if (!of_property_read_u32(np, "clock-frequency", &fref)) + break; + } + + return mx31_clocks_init(fref); +} +#endif diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index 920a8cc4272..c6422fb10ba 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -201,7 +201,6 @@ int __init mx35_clocks_init() pr_err("i.MX35 clk %d: register failed with %ld\n", i, PTR_ERR(clk[i])); - clk_register_clkdev(clk[pata_gate], NULL, "pata_imx"); clk_register_clkdev(clk[can1_gate], NULL, "flexcan.0"); clk_register_clkdev(clk[can2_gate], NULL, "flexcan.1"); @@ -264,6 +263,14 @@ int __init mx35_clocks_init() clk_prepare_enable(clk[iim_gate]); clk_prepare_enable(clk[emi_gate]); + /* + * SCC is needed to boot via mmc after a watchdog reset. The clock code + * before conversion to common clk also enabled UART1 (which isn't + * handled here and not needed for mmc) and IIM (which is enabled + * unconditionally above). + */ + clk_prepare_enable(clk[scc_gate]); + imx_print_silicon_rev("i.MX35", mx35_revision()); #ifdef CONFIG_MXC_USE_EPIT diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index e1a17ac7b3b..d5e88c0d5e6 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -147,12 +147,12 @@ enum mx6q_clks { esai, gpt_ipg, gpt_ipg_per, gpu2d_core, gpu3d_core, hdmi_iahb, hdmi_isfr, i2c1, i2c2, i2c3, iim, enfc, ipu1, ipu1_di0, ipu1_di1, ipu2, ipu2_di0, ldb_di0, ldb_di1, ipu2_di1, hsi_tx, mlb, mmdc_ch0_axi, - mmdc_ch1_axi, ocram, openvg_axi, pcie_axi, pwm1, pwm2, pwm3, pwm4, + mmdc_ch1_axi, ocram, openvg_axi, pcie_axi, pwm1, pwm2, pwm3, pwm4, per1_bch, gpmi_bch_apb, gpmi_bch, gpmi_io, gpmi_apb, sata, sdma, spba, ssi1, ssi2, ssi3, uart_ipg, uart_serial, usboh3, usdhc1, usdhc2, usdhc3, usdhc4, vdo_axi, vpu_axi, cko1, pll1_sys, pll2_bus, pll3_usb_otg, pll4_audio, pll5_video, pll6_mlb, pll7_usb_host, pll8_enet, ssi1_ipg, - ssi2_ipg, ssi3_ipg, rom, + ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, clk_max }; @@ -198,6 +198,9 @@ int __init mx6q_clocks_init(void) clk[pll7_usb_host] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7_usb_host","osc", base + 0x20, 0x2000, 0x3); clk[pll8_enet] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll8_enet", "osc", base + 0xe0, 0x182000, 0x3); + clk[usbphy1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 6); + clk[usbphy2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 6); + /* name parent_name reg idx */ clk[pll2_pfd0_352m] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0); clk[pll2_pfd1_594m] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1); @@ -318,7 +321,7 @@ int __init mx6q_clocks_init(void) clk[ahb] = imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1); /* name parent_name reg shift */ - clk[apbh_dma] = imx_clk_gate2("apbh_dma", "ahb", base + 0x68, 4); + clk[apbh_dma] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4); clk[asrc] = imx_clk_gate2("asrc", "asrc_podf", base + 0x68, 6); clk[can1_ipg] = imx_clk_gate2("can1_ipg", "ipg", base + 0x68, 14); clk[can1_serial] = imx_clk_gate2("can1_serial", "can_root", base + 0x68, 16); @@ -357,6 +360,7 @@ int __init mx6q_clocks_init(void) clk[ocram] = imx_clk_gate2("ocram", "ahb", base + 0x74, 28); clk[openvg_axi] = imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30); clk[pcie_axi] = imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0); + clk[per1_bch] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12); clk[pwm1] = imx_clk_gate2("pwm1", "ipg_per", base + 0x78, 16); clk[pwm2] = imx_clk_gate2("pwm2", "ipg_per", base + 0x78, 18); clk[pwm3] = imx_clk_gate2("pwm3", "ipg_per", base + 0x78, 20); @@ -394,6 +398,18 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); clk_register_clkdev(clk[twd], NULL, "smp_twd"); clk_register_clkdev(clk[usboh3], NULL, "usboh3"); + clk_register_clkdev(clk[apbh_dma], NULL, "110000.dma-apbh"); + clk_register_clkdev(clk[per1_bch], "per1_bch", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_bch_apb], "gpmi_bch_apb", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_bch], "gpmi_bch", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_apb], "gpmi_apb", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_io], "gpmi_io", "112000.gpmi-nand"); + clk_register_clkdev(clk[usboh3], NULL, "2184000.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184200.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184400.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184600.usb"); + clk_register_clkdev(clk[usbphy1], NULL, "20c9000.usbphy"); + clk_register_clkdev(clk[usbphy2], NULL, "20ca000.usbphy"); clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); diff --git a/arch/arm/mach-imx/imx31-dt.c b/arch/arm/mach-imx/imx31-dt.c new file mode 100644 index 00000000000..a68ba207b2b --- /dev/null +++ b/arch/arm/mach-imx/imx31-dt.c @@ -0,0 +1,63 @@ +/* + * Copyright 2012 Sascha Hauer, Pengutronix + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include <linux/irq.h> +#include <linux/of_irq.h> +#include <linux/of_platform.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <mach/common.h> +#include <mach/mx31.h> + +static const struct of_dev_auxdata imx31_auxdata_lookup[] __initconst = { + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART1_BASE_ADDR, + "imx21-uart.0", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART2_BASE_ADDR, + "imx21-uart.1", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART3_BASE_ADDR, + "imx21-uart.2", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART4_BASE_ADDR, + "imx21-uart.3", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART5_BASE_ADDR, + "imx21-uart.4", NULL), + { /* sentinel */ } +}; + +static void __init imx31_dt_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, + imx31_auxdata_lookup, NULL); +} + +static void __init imx31_timer_init(void) +{ + mx31_clocks_init_dt(); +} + +static struct sys_timer imx31_timer = { + .init = imx31_timer_init, +}; + +static const char *imx31_dt_board_compat[] __initdata = { + "fsl,imx31", + NULL +}; + +DT_MACHINE_START(IMX31_DT, "Freescale i.MX31 (Device Tree Support)") + .map_io = mx31_map_io, + .init_early = imx31_init_early, + .init_irq = mx31_init_irq, + .handle_irq = imx31_handle_irq, + .timer = &imx31_timer, + .init_machine = imx31_dt_init, + .dt_compat = imx31_dt_board_compat, + .restart = mxc_restart, +MACHINE_END diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c index f76edb96a48..ba09552fe5f 100644 --- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c +++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c @@ -38,7 +38,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> -#include <asm/system.h> +#include <asm/system_info.h> #include <mach/common.h> #include <mach/iomux-mx27.h> diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index b47e98b7d53..140f5501063 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -24,6 +24,7 @@ #include <linux/pinctrl/machine.h> #include <linux/phy.h> #include <linux/micrel_phy.h> +#include <linux/mfd/anatop.h> #include <asm/smp_twd.h> #include <asm/hardware/cache-l2x0.h> #include <asm/hardware/gic.h> @@ -113,6 +114,45 @@ static void __init imx6q_sabrelite_init(void) imx6q_sabrelite_cko1_setup(); } +static void __init imx6q_usb_init(void) +{ + struct device_node *np; + struct platform_device *pdev = NULL; + struct anatop *adata = NULL; + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop"); + if (np) + pdev = of_find_device_by_node(np); + if (pdev) + adata = platform_get_drvdata(pdev); + if (!adata) { + if (np) + of_node_put(np); + return; + } + +#define HW_ANADIG_USB1_CHRG_DETECT 0x000001b0 +#define HW_ANADIG_USB2_CHRG_DETECT 0x00000210 + +#define BM_ANADIG_USB_CHRG_DETECT_EN_B 0x00100000 +#define BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B 0x00080000 + + /* + * The external charger detector needs to be disabled, + * or the signal at DP will be poor + */ + anatop_write_reg(adata, HW_ANADIG_USB1_CHRG_DETECT, + BM_ANADIG_USB_CHRG_DETECT_EN_B + | BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B, + ~0); + anatop_write_reg(adata, HW_ANADIG_USB2_CHRG_DETECT, + BM_ANADIG_USB_CHRG_DETECT_EN_B | + BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B, + ~0); + + of_node_put(np); +} + static void __init imx6q_init_machine(void) { /* @@ -127,6 +167,7 @@ static void __init imx6q_init_machine(void) of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); imx6q_pm_init(); + imx6q_usb_init(); } static void __init imx6q_map_io(void) diff --git a/arch/arm/mach-lpc32xx/Kconfig b/arch/arm/mach-lpc32xx/Kconfig deleted file mode 100644 index e0b3eee8383..00000000000 --- a/arch/arm/mach-lpc32xx/Kconfig +++ /dev/null @@ -1,32 +0,0 @@ -if ARCH_LPC32XX - -menu "Individual UART enable selections" - -config ARCH_LPC32XX_UART3_SELECT - bool "Add support for standard UART3" - help - Adds support for standard UART 3 when the 8250 serial support - is enabled. - -config ARCH_LPC32XX_UART4_SELECT - bool "Add support for standard UART4" - help - Adds support for standard UART 4 when the 8250 serial support - is enabled. - -config ARCH_LPC32XX_UART5_SELECT - bool "Add support for standard UART5" - default y - help - Adds support for standard UART 5 when the 8250 serial support - is enabled. - -config ARCH_LPC32XX_UART6_SELECT - bool "Add support for standard UART6" - help - Adds support for standard UART 6 when the 8250 serial support - is enabled. - -endmenu - -endif diff --git a/arch/arm/mach-lpc32xx/Makefile.boot b/arch/arm/mach-lpc32xx/Makefile.boot index 2cfe0ee635c..697323b5f92 100644 --- a/arch/arm/mach-lpc32xx/Makefile.boot +++ b/arch/arm/mach-lpc32xx/Makefile.boot @@ -2,3 +2,4 @@ params_phys-y := 0x80000100 initrd_phys-y := 0x82000000 +dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb diff --git a/arch/arm/mach-lpc32xx/clock.c b/arch/arm/mach-lpc32xx/clock.c index f6a3ffec1f4..e8d315e6db0 100644 --- a/arch/arm/mach-lpc32xx/clock.c +++ b/arch/arm/mach-lpc32xx/clock.c @@ -691,10 +691,21 @@ static struct clk clk_nand = { .parent = &clk_hclk, .enable = local_onoff_enable, .enable_reg = LPC32XX_CLKPWR_NAND_CLK_CTRL, - .enable_mask = LPC32XX_CLKPWR_NANDCLK_SLCCLK_EN, + .enable_mask = LPC32XX_CLKPWR_NANDCLK_SLCCLK_EN | + LPC32XX_CLKPWR_NANDCLK_SEL_SLC, .get_rate = local_return_parent_rate, }; +static struct clk clk_nand_mlc = { + .parent = &clk_hclk, + .enable = local_onoff_enable, + .enable_reg = LPC32XX_CLKPWR_NAND_CLK_CTRL, + .enable_mask = LPC32XX_CLKPWR_NANDCLK_MLCCLK_EN | + LPC32XX_CLKPWR_NANDCLK_DMA_INT | + LPC32XX_CLKPWR_NANDCLK_INTSEL_MLC, + .get_rate = local_return_parent_rate, +}; + static struct clk clk_i2s0 = { .parent = &clk_hclk, .enable = local_onoff_enable, @@ -707,7 +718,8 @@ static struct clk clk_i2s1 = { .parent = &clk_hclk, .enable = local_onoff_enable, .enable_reg = LPC32XX_CLKPWR_I2S_CLK_CTRL, - .enable_mask = LPC32XX_CLKPWR_I2SCTRL_I2SCLK1_EN, + .enable_mask = LPC32XX_CLKPWR_I2SCTRL_I2SCLK1_EN | + LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA, .get_rate = local_return_parent_rate, }; @@ -1120,8 +1132,9 @@ static struct clk_lookup lookups[] = { CLKDEV_INIT("31020300.i2c", NULL, &clk_i2c2), CLKDEV_INIT("dev:ssp0", NULL, &clk_ssp0), CLKDEV_INIT("dev:ssp1", NULL, &clk_ssp1), - CLKDEV_INIT("lpc32xx_keys.0", NULL, &clk_kscan), - CLKDEV_INIT("lpc32xx-nand.0", "nand_ck", &clk_nand), + CLKDEV_INIT("40050000.key", NULL, &clk_kscan), + CLKDEV_INIT("20020000.flash", NULL, &clk_nand), + CLKDEV_INIT("200a8000.flash", NULL, &clk_nand_mlc), CLKDEV_INIT("40048000.adc", NULL, &clk_adc), CLKDEV_INIT(NULL, "i2s0_ck", &clk_i2s0), CLKDEV_INIT(NULL, "i2s1_ck", &clk_i2s1), diff --git a/arch/arm/mach-lpc32xx/include/mach/gpio.h b/arch/arm/mach-lpc32xx/include/mach/gpio.h index 2ba6ca412be..0052e7a7617 100644 --- a/arch/arm/mach-lpc32xx/include/mach/gpio.h +++ b/arch/arm/mach-lpc32xx/include/mach/gpio.h @@ -3,6 +3,4 @@ #include "gpio-lpc32xx.h" -#define ARCH_NR_GPIOS (LPC32XX_GPO_P3_GRP + LPC32XX_GPO_P3_MAX) - #endif /* __MACH_GPIO_H */ diff --git a/arch/arm/mach-lpc32xx/phy3250.c b/arch/arm/mach-lpc32xx/phy3250.c index 540106cdb9e..c1aabfcbde4 100644 --- a/arch/arm/mach-lpc32xx/phy3250.c +++ b/arch/arm/mach-lpc32xx/phy3250.c @@ -30,12 +30,13 @@ #include <linux/amba/bus.h> #include <linux/amba/clcd.h> #include <linux/amba/pl022.h> +#include <linux/amba/pl08x.h> +#include <linux/amba/mmci.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/clk.h> -#include <linux/amba/pl08x.h> #include <asm/setup.h> #include <asm/mach-types.h> @@ -50,9 +51,12 @@ /* * Mapped GPIOLIB GPIOs */ -#define SPI0_CS_GPIO LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 5) -#define LCD_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 0) -#define BKL_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 4) +#define SPI0_CS_GPIO LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 5) +#define LCD_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 0) +#define BKL_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 4) +#define MMC_PWR_ENABLE_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 5) +#define MMC_CD_GPIO LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 1) +#define MMC_WP_GPIO LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 0) /* * AMBA LCD controller @@ -158,24 +162,6 @@ static struct clcd_board lpc32xx_clcd_data = { /* * AMBA SSP (SPI) */ -static void phy3250_spi_cs_set(u32 control) -{ - gpio_set_value(SPI0_CS_GPIO, (int) control); -} - -static struct pl022_config_chip spi0_chip_info = { - .com_mode = INTERRUPT_TRANSFER, - .iface = SSP_INTERFACE_MOTOROLA_SPI, - .hierarchy = SSP_MASTER, - .slave_tx_disable = 0, - .rx_lev_trig = SSP_RX_4_OR_MORE_ELEM, - .tx_lev_trig = SSP_TX_4_OR_MORE_EMPTY_LOC, - .ctrl_len = SSP_BITS_8, - .wait_state = SSP_MWIRE_WAIT_ZERO, - .duplex = SSP_MICROWIRE_CHANNEL_FULL_DUPLEX, - .cs_control = phy3250_spi_cs_set, -}; - static struct pl022_ssp_controller lpc32xx_ssp0_data = { .bus_id = 0, .num_chipselect = 1, @@ -188,45 +174,57 @@ static struct pl022_ssp_controller lpc32xx_ssp1_data = { .enable_dma = 0, }; -/* AT25 driver registration */ -static int __init phy3250_spi_board_register(void) +static struct pl08x_channel_data pl08x_slave_channels[] = { + { + .bus_id = "nand-slc", + .min_signal = 1, /* SLC NAND Flash */ + .max_signal = 1, + .periph_buses = PL08X_AHB1, + }, + { + .bus_id = "nand-mlc", + .min_signal = 12, /* MLC NAND Flash */ + .max_signal = 12, + .periph_buses = PL08X_AHB1, + }, +}; + +/* NOTE: These will change, according to RMK */ +static int pl08x_get_signal(struct pl08x_dma_chan *ch) +{ + return ch->cd->min_signal; +} + +static void pl08x_put_signal(struct pl08x_dma_chan *ch) { -#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE) - static struct spi_board_info info[] = { - { - .modalias = "spidev", - .max_speed_hz = 5000000, - .bus_num = 0, - .chip_select = 0, - .controller_data = &spi0_chip_info, - }, - }; - -#else - static struct spi_eeprom eeprom = { - .name = "at25256a", - .byte_len = 0x8000, - .page_size = 64, - .flags = EE_ADDR2, - }; - - static struct spi_board_info info[] = { - { - .modalias = "at25", - .max_speed_hz = 5000000, - .bus_num = 0, - .chip_select = 0, - .mode = SPI_MODE_0, - .platform_data = &eeprom, - .controller_data = &spi0_chip_info, - }, - }; -#endif - return spi_register_board_info(info, ARRAY_SIZE(info)); } -arch_initcall(phy3250_spi_board_register); static struct pl08x_platform_data pl08x_pd = { + .slave_channels = &pl08x_slave_channels[0], + .num_slave_channels = ARRAY_SIZE(pl08x_slave_channels), + .get_signal = pl08x_get_signal, + .put_signal = pl08x_put_signal, + .lli_buses = PL08X_AHB1, + .mem_buses = PL08X_AHB1, +}; + +static int mmc_handle_ios(struct device *dev, struct mmc_ios *ios) +{ + /* Only on and off are supported */ + if (ios->power_mode == MMC_POWER_OFF) + gpio_set_value(MMC_PWR_ENABLE_GPIO, 0); + else + gpio_set_value(MMC_PWR_ENABLE_GPIO, 1); + return 0; +} + +static struct mmci_platform_data lpc32xx_mmci_data = { + .ocr_mask = MMC_VDD_30_31 | MMC_VDD_31_32 | + MMC_VDD_32_33 | MMC_VDD_33_34, + .ios_handler = mmc_handle_ios, + .dma_filter = NULL, + /* No DMA for now since AMBA PL080 dmaengine driver only does scatter + * gather, and the MMCI driver doesn't do it this way */ }; static const struct of_dev_auxdata lpc32xx_auxdata_lookup[] __initconst = { @@ -234,6 +232,8 @@ static const struct of_dev_auxdata lpc32xx_auxdata_lookup[] __initconst = { OF_DEV_AUXDATA("arm,pl022", 0x2008C000, "dev:ssp1", &lpc32xx_ssp1_data), OF_DEV_AUXDATA("arm,pl110", 0x31040000, "dev:clcd", &lpc32xx_clcd_data), OF_DEV_AUXDATA("arm,pl080", 0x31000000, "pl08xdmac", &pl08x_pd), + OF_DEV_AUXDATA("arm,pl18x", 0x20098000, "20098000.sd", + &lpc32xx_mmci_data), { } }; @@ -241,10 +241,6 @@ static void __init lpc3250_machine_init(void) { u32 tmp; - /* Setup SLC NAND controller muxing */ - __raw_writel(LPC32XX_CLKPWR_NANDCLK_SEL_SLC, - LPC32XX_CLKPWR_NAND_CLK_CTRL); - /* Setup LCD muxing to RGB565 */ tmp = __raw_readl(LPC32XX_CLKPWR_LCDCLK_CTRL) & ~(LPC32XX_CLKPWR_LCDCTRL_LCDTYPE_MSK | @@ -264,34 +260,12 @@ static void __init lpc3250_machine_init(void) LPC32XX_CLKPWR_I2CCLK_I2C2HI_DRIVE; __raw_writel(tmp, LPC32XX_CLKPWR_I2C_CLK_CTRL); - /* Disable IrDA pulsing support on UART6 */ - tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); - tmp |= LPC32XX_UART_UART6_IRDAMOD_BYPASS; - __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); - - /* Enable DMA for I2S1 channel */ - tmp = __raw_readl(LPC32XX_CLKPWR_I2S_CLK_CTRL); - tmp = LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA; - __raw_writel(tmp, LPC32XX_CLKPWR_I2S_CLK_CTRL); - lpc32xx_serial_init(); - /* - * AMBA peripheral clocks need to be enabled prior to AMBA device - * detection or a data fault will occur, so enable the clocks - * here. - */ - tmp = __raw_readl(LPC32XX_CLKPWR_LCDCLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_LCDCTRL_CLK_EN), - LPC32XX_CLKPWR_LCDCLK_CTRL); - - tmp = __raw_readl(LPC32XX_CLKPWR_SSP_CLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_SSPCTRL_SSPCLK0_EN), - LPC32XX_CLKPWR_SSP_CLK_CTRL); - - tmp = __raw_readl(LPC32XX_CLKPWR_DMA_CLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_DMACLKCTRL_CLK_EN), - LPC32XX_CLKPWR_DMA_CLK_CTRL); + tmp = __raw_readl(LPC32XX_CLKPWR_MS_CTRL); + tmp |= LPC32XX_CLKPWR_MSCARD_SDCARD_EN | + LPC32XX_CLKPWR_MSCARD_MSDIO_PU_EN; + __raw_writel(tmp, LPC32XX_CLKPWR_MS_CTRL); /* Test clock needed for UDA1380 initial init */ __raw_writel(LPC32XX_CLKPWR_TESTCLK2_SEL_MOSC | @@ -302,12 +276,10 @@ static void __init lpc3250_machine_init(void) lpc32xx_auxdata_lookup, NULL); /* Register GPIOs used on this board */ - if (gpio_request(SPI0_CS_GPIO, "spi0 cs")) - printk(KERN_ERR "Error requesting gpio %u", - SPI0_CS_GPIO); - else if (gpio_direction_output(SPI0_CS_GPIO, 1)) - printk(KERN_ERR "Error setting gpio %u to output", - SPI0_CS_GPIO); + if (gpio_request(MMC_PWR_ENABLE_GPIO, "mmc_power_en")) + pr_err("Error requesting gpio %u", MMC_PWR_ENABLE_GPIO); + else if (gpio_direction_output(MMC_PWR_ENABLE_GPIO, 1)) + pr_err("Error setting gpio %u to output", MMC_PWR_ENABLE_GPIO); } static char const *lpc32xx_dt_compat[] __initdata = { diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c index f2735281616..05621a29fba 100644 --- a/arch/arm/mach-lpc32xx/serial.c +++ b/arch/arm/mach-lpc32xx/serial.c @@ -31,59 +31,6 @@ #define LPC32XX_SUART_FIFO_SIZE 64 -/* Standard 8250/16550 compatible serial ports */ -static struct plat_serial8250_port serial_std_platform_data[] = { -#ifdef CONFIG_ARCH_LPC32XX_UART5_SELECT - { - .membase = io_p2v(LPC32XX_UART5_BASE), - .mapbase = LPC32XX_UART5_BASE, - .irq = IRQ_LPC32XX_UART_IIR5, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT - { - .membase = io_p2v(LPC32XX_UART3_BASE), - .mapbase = LPC32XX_UART3_BASE, - .irq = IRQ_LPC32XX_UART_IIR3, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT - { - .membase = io_p2v(LPC32XX_UART4_BASE), - .mapbase = LPC32XX_UART4_BASE, - .irq = IRQ_LPC32XX_UART_IIR4, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT - { - .membase = io_p2v(LPC32XX_UART6_BASE), - .mapbase = LPC32XX_UART6_BASE, - .irq = IRQ_LPC32XX_UART_IIR6, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif - { }, -}; - struct uartinit { char *uart_ck_name; u32 ck_mode_mask; @@ -92,7 +39,6 @@ struct uartinit { }; static struct uartinit uartinit_data[] __initdata = { -#ifdef CONFIG_ARCH_LPC32XX_UART5_SELECT { .uart_ck_name = "uart5_ck", .ck_mode_mask = @@ -100,8 +46,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL, .mapbase = LPC32XX_UART5_BASE, }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT { .uart_ck_name = "uart3_ck", .ck_mode_mask = @@ -109,8 +53,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL, .mapbase = LPC32XX_UART3_BASE, }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT { .uart_ck_name = "uart4_ck", .ck_mode_mask = @@ -118,8 +60,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL, .mapbase = LPC32XX_UART4_BASE, }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT { .uart_ck_name = "uart6_ck", .ck_mode_mask = @@ -127,19 +67,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL, .mapbase = LPC32XX_UART6_BASE, }, -#endif -}; - -static struct platform_device serial_std_platform_device = { - .name = "serial8250", - .id = 0, - .dev = { - .platform_data = serial_std_platform_data, - }, -}; - -static struct platform_device *lpc32xx_serial_devs[] __initdata = { - &serial_std_platform_device, }; void __init lpc32xx_serial_init(void) @@ -156,15 +83,8 @@ void __init lpc32xx_serial_init(void) clk = clk_get(NULL, uartinit_data[i].uart_ck_name); if (!IS_ERR(clk)) { clk_enable(clk); - serial_std_platform_data[i].uartclk = - clk_get_rate(clk); } - /* Fall back on main osc rate if clock rate return fails */ - if (serial_std_platform_data[i].uartclk == 0) - serial_std_platform_data[i].uartclk = - LPC32XX_MAIN_OSC_FREQ; - /* Setup UART clock modes for all UARTs, disable autoclock */ clkmodes |= uartinit_data[i].ck_mode_mask; @@ -189,7 +109,7 @@ void __init lpc32xx_serial_init(void) __raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE); for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) { /* Force a flush of the RX FIFOs to work around a HW bug */ - puart = serial_std_platform_data[i].mapbase; + puart = uartinit_data[i].mapbase; __raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart)); __raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart)); j = LPC32XX_SUART_FIFO_SIZE; @@ -198,11 +118,13 @@ void __init lpc32xx_serial_init(void) __raw_writel(0, LPC32XX_UART_IIR_FCR(puart)); } + /* Disable IrDA pulsing support on UART6 */ + tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); + tmp |= LPC32XX_UART_UART6_IRDAMOD_BYPASS; + __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); + /* Disable UART5->USB transparent mode or USB won't work */ tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); tmp &= ~LPC32XX_UART_U5_ROUTE_TO_USB; __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); - - platform_add_devices(lpc32xx_serial_devs, - ARRAY_SIZE(lpc32xx_serial_devs)); } diff --git a/arch/arm/mach-mmp/include/mach/gpio-pxa.h b/arch/arm/mach-mmp/include/mach/gpio-pxa.h deleted file mode 100644 index 0e135a599f3..00000000000 --- a/arch/arm/mach-mmp/include/mach/gpio-pxa.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef __ASM_MACH_GPIO_PXA_H -#define __ASM_MACH_GPIO_PXA_H - -#include <mach/addr-map.h> -#include <mach/cputype.h> -#include <mach/irqs.h> - -#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) - -#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) -#define GPIO_REG(x) (*(volatile u32 *)(GPIO_REGS_VIRT + (x))) - -#define gpio_to_bank(gpio) ((gpio) >> 5) - -/* NOTE: these macros are defined here to make optimization of - * gpio_{get,set}_value() to work when 'gpio' is a constant. - * Usage of these macros otherwise is no longer recommended, - * use generic GPIO API whenever possible. - */ -#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) - -#define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) -#define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) -#define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) -#define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) - -#include <plat/gpio-pxa.h> - -#endif /* __ASM_MACH_GPIO_PXA_H */ diff --git a/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h b/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h index c64dbb96dba..eb187e0e059 100644 --- a/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h +++ b/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h @@ -31,5 +31,6 @@ #define IRQ_MASK_HIGH_OFF 0x0014 #define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300) +#define TIMER_PHYS_BASE (BRIDGE_PHYS_BASE | 0x0300) #endif diff --git a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h index 3674497162e..e807c4c52a0 100644 --- a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h +++ b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h @@ -42,6 +42,7 @@ #define MV78XX0_CORE0_REGS_PHYS_BASE 0xf1020000 #define MV78XX0_CORE1_REGS_PHYS_BASE 0xf1024000 #define MV78XX0_CORE_REGS_VIRT_BASE 0xfe400000 +#define MV78XX0_CORE_REGS_PHYS_BASE 0xfe400000 #define MV78XX0_CORE_REGS_SIZE SZ_16K #define MV78XX0_PCIE_IO_PHYS_BASE(i) (0xf0800000 + ((i) << 20)) @@ -59,6 +60,7 @@ * Core-specific peripheral registers. */ #define BRIDGE_VIRT_BASE (MV78XX0_CORE_REGS_VIRT_BASE) +#define BRIDGE_PHYS_BASE (MV78XX0_CORE_REGS_PHYS_BASE) /* * Register Map diff --git a/arch/arm/mach-mxs/mach-apx4devkit.c b/arch/arm/mach-mxs/mach-apx4devkit.c index 5e90b9dcdef..f5f061757de 100644 --- a/arch/arm/mach-mxs/mach-apx4devkit.c +++ b/arch/arm/mach-mxs/mach-apx4devkit.c @@ -205,6 +205,16 @@ static int apx4devkit_phy_fixup(struct phy_device *phy) return 0; } +static void __init apx4devkit_fec_phy_clk_enable(void) +{ + struct clk *clk; + + /* Enable fec phy clock */ + clk = clk_get_sys("enet_out", NULL); + if (!IS_ERR(clk)) + clk_prepare_enable(clk); +} + static void __init apx4devkit_init(void) { mx28_soc_init(); @@ -225,6 +235,7 @@ static void __init apx4devkit_init(void) phy_register_fixup_for_uid(PHY_ID_KS8051, MICREL_PHY_ID_MASK, apx4devkit_phy_fixup); + apx4devkit_fec_phy_clk_enable(); mx28_add_fec(0, &mx28_fec_pdata); mx28_add_mxs_mmc(0, &apx4devkit_mmc_pdata); diff --git a/arch/arm/mach-nomadik/Makefile b/arch/arm/mach-nomadik/Makefile index a6bbd1a7b4e..a42c9a33d3b 100644 --- a/arch/arm/mach-nomadik/Makefile +++ b/arch/arm/mach-nomadik/Makefile @@ -7,8 +7,6 @@ # Object file lists. -obj-y += clock.o - # Cpu revision obj-$(CONFIG_NOMADIK_8815) += cpu-8815.o diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index 2e8d3e176bc..f4535a7dadf 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -14,12 +14,14 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/amba/bus.h> +#include <linux/amba/mmci.h> #include <linux/interrupt.h> #include <linux/gpio.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/onenand.h> #include <linux/mtd/partitions.h> +#include <linux/i2c.h> #include <linux/io.h> #include <asm/hardware/vic.h> #include <asm/sizes.h> @@ -185,16 +187,28 @@ static void __init nhk8815_onenand_init(void) #endif } -static AMBA_APB_DEVICE(uart0, "uart0", 0, NOMADIK_UART0_BASE, - { IRQ_UART0 }, NULL); +static struct mmci_platform_data mmcsd_plat_data = { + .ocr_mask = MMC_VDD_29_30, + .f_max = 48000000, + .gpio_wp = -1, + .gpio_cd = 111, + .cd_invert = true, + .capabilities = MMC_CAP_MMC_HIGHSPEED | + MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA, +}; -static AMBA_APB_DEVICE(uart1, "uart1", 0, NOMADIK_UART1_BASE, - { IRQ_UART1 }, NULL); +static int __init nhk8815_mmcsd_init(void) +{ + int ret; -static struct amba_device *amba_devs[] __initdata = { - &uart0_device, - &uart1_device, -}; + ret = gpio_request(112, "card detect bias"); + if (ret) + return ret; + gpio_direction_output(112, 0); + amba_apb_device_add(NULL, "mmci", NOMADIK_SDI_BASE, SZ_4K, IRQ_SDMMC, 0, &mmcsd_plat_data, 0x10180180); + return 0; +} +module_init(nhk8815_mmcsd_init); static struct resource nhk8815_eth_resources[] = { { @@ -253,17 +267,46 @@ static struct sys_timer nomadik_timer = { .init = nomadik_timer_init, }; +static struct i2c_board_info __initdata nhk8815_i2c0_devices[] = { + { + I2C_BOARD_INFO("stw4811", 0x2d), + }, +}; + +static struct i2c_board_info __initdata nhk8815_i2c1_devices[] = { + { + I2C_BOARD_INFO("camera", 0x10), + }, + { + I2C_BOARD_INFO("stw5095", 0x1a), + }, + { + I2C_BOARD_INFO("lis3lv02dl", 0x1d), + }, +}; + +static struct i2c_board_info __initdata nhk8815_i2c2_devices[] = { + { + I2C_BOARD_INFO("stw4811-usb", 0x2d), + }, +}; + static void __init nhk8815_platform_init(void) { - int i; - cpu8815_platform_init(); nhk8815_onenand_init(); platform_add_devices(nhk8815_platform_devices, ARRAY_SIZE(nhk8815_platform_devices)); - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); + amba_apb_device_add(NULL, "uart0", NOMADIK_UART0_BASE, SZ_4K, IRQ_UART0, 0, NULL, 0); + amba_apb_device_add(NULL, "uart1", NOMADIK_UART1_BASE, SZ_4K, IRQ_UART1, 0, NULL, 0); + + i2c_register_board_info(0, nhk8815_i2c0_devices, + ARRAY_SIZE(nhk8815_i2c0_devices)); + i2c_register_board_info(1, nhk8815_i2c1_devices, + ARRAY_SIZE(nhk8815_i2c1_devices)); + i2c_register_board_info(2, nhk8815_i2c2_devices, + ARRAY_SIZE(nhk8815_i2c2_devices)); } MACHINE_START(NOMADIK, "NHK8815") diff --git a/arch/arm/mach-nomadik/clock.c b/arch/arm/mach-nomadik/clock.c deleted file mode 100644 index 48a59f24e10..00000000000 --- a/arch/arm/mach-nomadik/clock.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * linux/arch/arm/mach-nomadik/clock.c - * - * Copyright (C) 2009 Alessandro Rubini - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/errno.h> -#include <linux/clk.h> -#include <linux/clkdev.h> -#include "clock.h" - -/* - * The nomadik board uses generic clocks, but the serial pl011 file - * calls clk_enable(), clk_disable(), clk_get_rate(), so we provide them - */ -unsigned long clk_get_rate(struct clk *clk) -{ - return clk->rate; -} -EXPORT_SYMBOL(clk_get_rate); - -/* enable and disable do nothing */ -int clk_enable(struct clk *clk) -{ - return 0; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ -} -EXPORT_SYMBOL(clk_disable); - -static struct clk clk_24 = { - .rate = 2400000, -}; - -static struct clk clk_48 = { - .rate = 48 * 1000 * 1000, -}; - -/* - * Catch-all default clock to satisfy drivers using the clk API. We don't - * model the actual hardware clocks yet. - */ -static struct clk clk_default; - -#define CLK(_clk, dev) \ - { \ - .clk = _clk, \ - .dev_id = dev, \ - } - -static struct clk_lookup lookups[] = { - { - .con_id = "apb_pclk", - .clk = &clk_default, - }, - CLK(&clk_24, "mtu0"), - CLK(&clk_24, "mtu1"), - CLK(&clk_48, "uart0"), - CLK(&clk_48, "uart1"), - CLK(&clk_default, "gpio.0"), - CLK(&clk_default, "gpio.1"), - CLK(&clk_default, "gpio.2"), - CLK(&clk_default, "gpio.3"), - CLK(&clk_default, "rng"), -}; - -int __init clk_init(void) -{ - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); - return 0; -} diff --git a/arch/arm/mach-nomadik/clock.h b/arch/arm/mach-nomadik/clock.h deleted file mode 100644 index 78da2e7c398..00000000000 --- a/arch/arm/mach-nomadik/clock.h +++ /dev/null @@ -1,15 +0,0 @@ - -/* - * linux/arch/arm/mach-nomadik/clock.h - * - * Copyright (C) 2009 Alessandro Rubini - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -struct clk { - unsigned long rate; -}; - -int __init clk_init(void); diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index 27f43a46985..6fd8e46567a 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -22,6 +22,10 @@ #include <linux/amba/bus.h> #include <linux/platform_device.h> #include <linux/io.h> +#include <linux/slab.h> +#include <linux/irq.h> +#include <linux/dma-mapping.h> +#include <linux/platform_data/clk-nomadik.h> #include <plat/gpio-nomadik.h> #include <mach/hardware.h> @@ -32,91 +36,63 @@ #include <asm/cacheflush.h> #include <asm/hardware/cache-l2x0.h> -#include "clock.h" #include "cpu-8815.h" -#define __MEM_4K_RESOURCE(x) \ - .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM} - /* The 8815 has 4 GPIO blocks, let's register them immediately */ - -#define GPIO_RESOURCE(block) \ - { \ - .start = NOMADIK_GPIO##block##_BASE, \ - .end = NOMADIK_GPIO##block##_BASE + SZ_4K - 1, \ - .flags = IORESOURCE_MEM, \ - }, \ - { \ - .start = IRQ_GPIO##block, \ - .end = IRQ_GPIO##block, \ - .flags = IORESOURCE_IRQ, \ - } - -#define GPIO_DEVICE(block) \ - { \ - .name = "gpio", \ - .id = block, \ - .num_resources = 2, \ - .resource = &cpu8815_gpio_resources[block * 2], \ - .dev = { \ - .platform_data = &cpu8815_gpio[block], \ - }, \ - } - -static struct nmk_gpio_platform_data cpu8815_gpio[] = { - { - .name = "GPIO-0-31", - .first_gpio = 0, - .first_irq = NOMADIK_GPIO_TO_IRQ(0), - }, { - .name = "GPIO-32-63", - .first_gpio = 32, - .first_irq = NOMADIK_GPIO_TO_IRQ(32), - }, { - .name = "GPIO-64-95", - .first_gpio = 64, - .first_irq = NOMADIK_GPIO_TO_IRQ(64), - }, { - .name = "GPIO-96-127", /* 124..127 not routed to pin */ - .first_gpio = 96, - .first_irq = NOMADIK_GPIO_TO_IRQ(96), - } +static resource_size_t __initdata cpu8815_gpio_base[] = { + NOMADIK_GPIO0_BASE, + NOMADIK_GPIO1_BASE, + NOMADIK_GPIO2_BASE, + NOMADIK_GPIO3_BASE, }; -static struct resource cpu8815_gpio_resources[] = { - GPIO_RESOURCE(0), - GPIO_RESOURCE(1), - GPIO_RESOURCE(2), - GPIO_RESOURCE(3), -}; - -static struct platform_device cpu8815_platform_gpio[] = { - GPIO_DEVICE(0), - GPIO_DEVICE(1), - GPIO_DEVICE(2), - GPIO_DEVICE(3), -}; +static struct platform_device * +cpu8815_add_gpio(int id, resource_size_t addr, int irq, + struct nmk_gpio_platform_data *pdata) +{ + struct resource resources[] = { + { + .start = addr, + .end = addr + 127, + .flags = IORESOURCE_MEM, + }, + { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + } + }; + + return platform_device_register_resndata(NULL, "gpio", id, + resources, ARRAY_SIZE(resources), + pdata, sizeof(*pdata)); +} -static AMBA_APB_DEVICE(cpu8815_amba_rng, "rng", 0, NOMADIK_RNG_BASE, { }, NULL); +void cpu8815_add_gpios(resource_size_t *base, int num, int irq, + struct nmk_gpio_platform_data *pdata) +{ + int first = 0; + int i; -static struct platform_device *platform_devs[] __initdata = { - cpu8815_platform_gpio + 0, - cpu8815_platform_gpio + 1, - cpu8815_platform_gpio + 2, - cpu8815_platform_gpio + 3, -}; + for (i = 0; i < num; i++, first += 32, irq++) { + pdata->first_gpio = first; + pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first); + pdata->num_gpio = 32; -static struct amba_device *amba_devs[] __initdata = { - &cpu8815_amba_rng_device -}; + cpu8815_add_gpio(i, base[i], irq, pdata); + } +} static int __init cpu8815_init(void) { - int i; - - platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs)); - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); + struct nmk_gpio_platform_data pdata = { + /* No custom data yet */ + }; + + cpu8815_add_gpios(cpu8815_gpio_base, ARRAY_SIZE(cpu8815_gpio_base), + IRQ_GPIO0, &pdata); + amba_apb_device_add(NULL, "rng", NOMADIK_RNG_BASE, SZ_4K, 0, 0, NULL, 0); + amba_apb_device_add(NULL, "rtc-pl031", NOMADIK_RTC_BASE, SZ_4K, IRQ_RTC_RTT, 0, NULL, 0); return 0; } arch_initcall(cpu8815_init); @@ -147,7 +123,7 @@ void __init cpu8815_init_irq(void) * Init clocks here so that they are available for system timer * initialization. */ - clk_init(); + nomadik_clk_init(); } /* diff --git a/arch/arm/mach-nomadik/i2c-8815nhk.c b/arch/arm/mach-nomadik/i2c-8815nhk.c index 0fc2f6f1cc9..6d14454d460 100644 --- a/arch/arm/mach-nomadik/i2c-8815nhk.c +++ b/arch/arm/mach-nomadik/i2c-8815nhk.c @@ -5,6 +5,7 @@ #include <linux/i2c-gpio.h> #include <linux/platform_device.h> #include <plat/gpio-nomadik.h> +#include <plat/pincfg.h> /* * There are two busses in the 8815NHK. @@ -12,19 +13,27 @@ * use bit-bang through GPIO by now, to keep things simple */ +/* I2C0 connected to the STw4811 power management chip */ static struct i2c_gpio_platform_data nhk8815_i2c_data0 = { /* keep defaults for timeouts; pins are push-pull bidirectional */ .scl_pin = 62, .sda_pin = 63, }; +/* I2C1 connected to various sensors */ static struct i2c_gpio_platform_data nhk8815_i2c_data1 = { /* keep defaults for timeouts; pins are push-pull bidirectional */ .scl_pin = 53, .sda_pin = 54, }; -/* first bus: GPIO XX and YY */ +/* I2C2 connected to the USB portions of the STw4811 only */ +static struct i2c_gpio_platform_data nhk8815_i2c_data2 = { + /* keep defaults for timeouts; pins are push-pull bidirectional */ + .scl_pin = 73, + .sda_pin = 74, +}; + static struct platform_device nhk8815_i2c_dev0 = { .name = "i2c-gpio", .id = 0, @@ -32,7 +41,7 @@ static struct platform_device nhk8815_i2c_dev0 = { .platform_data = &nhk8815_i2c_data0, }, }; -/* second bus: GPIO XX and YY */ + static struct platform_device nhk8815_i2c_dev1 = { .name = "i2c-gpio", .id = 1, @@ -41,15 +50,29 @@ static struct platform_device nhk8815_i2c_dev1 = { }, }; +static struct platform_device nhk8815_i2c_dev2 = { + .name = "i2c-gpio", + .id = 2, + .dev = { + .platform_data = &nhk8815_i2c_data2, + }, +}; + +static pin_cfg_t cpu8815_pins_i2c[] = { + PIN_CFG_INPUT(62, GPIO, PULLUP), + PIN_CFG_INPUT(63, GPIO, PULLUP), + PIN_CFG_INPUT(53, GPIO, PULLUP), + PIN_CFG_INPUT(54, GPIO, PULLUP), + PIN_CFG_INPUT(73, GPIO, PULLUP), + PIN_CFG_INPUT(74, GPIO, PULLUP), +}; + static int __init nhk8815_i2c_init(void) { - nmk_gpio_set_mode(nhk8815_i2c_data0.scl_pin, NMK_GPIO_ALT_GPIO); - nmk_gpio_set_mode(nhk8815_i2c_data0.sda_pin, NMK_GPIO_ALT_GPIO); + nmk_config_pins(cpu8815_pins_i2c, ARRAY_SIZE(cpu8815_pins_i2c)); platform_device_register(&nhk8815_i2c_dev0); - - nmk_gpio_set_mode(nhk8815_i2c_data1.scl_pin, NMK_GPIO_ALT_GPIO); - nmk_gpio_set_mode(nhk8815_i2c_data1.sda_pin, NMK_GPIO_ALT_GPIO); platform_device_register(&nhk8815_i2c_dev1); + platform_device_register(&nhk8815_i2c_dev2); return 0; } @@ -58,6 +81,7 @@ static void __exit nhk8815_i2c_exit(void) { platform_device_unregister(&nhk8815_i2c_dev0); platform_device_unregister(&nhk8815_i2c_dev1); + platform_device_unregister(&nhk8815_i2c_dev2); return; } diff --git a/arch/arm/mach-nomadik/include/mach/irqs.h b/arch/arm/mach-nomadik/include/mach/irqs.h index 8faabc56039..a118e615f86 100644 --- a/arch/arm/mach-nomadik/include/mach/irqs.h +++ b/arch/arm/mach-nomadik/include/mach/irqs.h @@ -22,56 +22,56 @@ #include <mach/hardware.h> -#define IRQ_VIC_START 0 /* first VIC interrupt is 0 */ +#define IRQ_VIC_START 1 /* first VIC interrupt is 1 */ /* * Interrupt numbers generic for all Nomadik Chip cuts */ -#define IRQ_WATCHDOG 0 -#define IRQ_SOFTINT 1 -#define IRQ_CRYPTO 2 -#define IRQ_OWM 3 -#define IRQ_MTU0 4 -#define IRQ_MTU1 5 -#define IRQ_GPIO0 6 -#define IRQ_GPIO1 7 -#define IRQ_GPIO2 8 -#define IRQ_GPIO3 9 -#define IRQ_RTC_RTT 10 -#define IRQ_SSP 11 -#define IRQ_UART0 12 -#define IRQ_DMA1 13 -#define IRQ_CLCD_MDIF 14 -#define IRQ_DMA0 15 -#define IRQ_PWRFAIL 16 -#define IRQ_UART1 17 -#define IRQ_FIRDA 18 -#define IRQ_MSP0 19 -#define IRQ_I2C0 20 -#define IRQ_I2C1 21 -#define IRQ_SDMMC 22 -#define IRQ_USBOTG 23 -#define IRQ_SVA_IT0 24 -#define IRQ_SVA_IT1 25 -#define IRQ_SAA_IT0 26 -#define IRQ_SAA_IT1 27 -#define IRQ_UART2 28 -#define IRQ_MSP2 31 -#define IRQ_L2CC 48 -#define IRQ_HPI 49 -#define IRQ_SKE 50 -#define IRQ_KP 51 -#define IRQ_MEMST 54 -#define IRQ_SGA_IT 58 -#define IRQ_USBM 60 -#define IRQ_MSP1 62 +#define IRQ_WATCHDOG 1 +#define IRQ_SOFTINT 2 +#define IRQ_CRYPTO 3 +#define IRQ_OWM 4 +#define IRQ_MTU0 5 +#define IRQ_MTU1 6 +#define IRQ_GPIO0 7 +#define IRQ_GPIO1 8 +#define IRQ_GPIO2 9 +#define IRQ_GPIO3 10 +#define IRQ_RTC_RTT 11 +#define IRQ_SSP 12 +#define IRQ_UART0 13 +#define IRQ_DMA1 14 +#define IRQ_CLCD_MDIF 15 +#define IRQ_DMA0 16 +#define IRQ_PWRFAIL 17 +#define IRQ_UART1 18 +#define IRQ_FIRDA 19 +#define IRQ_MSP0 20 +#define IRQ_I2C0 21 +#define IRQ_I2C1 22 +#define IRQ_SDMMC 23 +#define IRQ_USBOTG 24 +#define IRQ_SVA_IT0 25 +#define IRQ_SVA_IT1 26 +#define IRQ_SAA_IT0 27 +#define IRQ_SAA_IT1 28 +#define IRQ_UART2 29 +#define IRQ_MSP2 30 +#define IRQ_L2CC 49 +#define IRQ_HPI 50 +#define IRQ_SKE 51 +#define IRQ_KP 52 +#define IRQ_MEMST 55 +#define IRQ_SGA_IT 59 +#define IRQ_USBM 61 +#define IRQ_MSP1 63 -#define NOMADIK_SOC_NR_IRQS 64 +#define NOMADIK_GPIO_OFFSET (IRQ_VIC_START+64) /* After chip-specific IRQ numbers we have the GPIO ones */ #define NOMADIK_NR_GPIO 128 /* last 4 not wired to pins */ -#define NOMADIK_GPIO_TO_IRQ(gpio) ((gpio) + NOMADIK_SOC_NR_IRQS) -#define NOMADIK_IRQ_TO_GPIO(irq) ((irq) - NOMADIK_SOC_NR_IRQS) +#define NOMADIK_GPIO_TO_IRQ(gpio) ((gpio) + NOMADIK_GPIO_OFFSET) +#define NOMADIK_IRQ_TO_GPIO(irq) ((irq) - NOMADIK_GPIO_OFFSET) #define NR_IRQS NOMADIK_GPIO_TO_IRQ(NOMADIK_NR_GPIO) /* Following two are used by entry_macro.S, to access our dual-vic */ @@ -79,4 +79,3 @@ #define VIC_REG_IRQSR1 0x20 #endif /* __ASM_ARCH_IRQS_H */ - diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 8fa2fc3a4c3..779734d8ba3 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -494,8 +494,8 @@ static void __init overo_init(void) regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - omap_hsmmc_init(mmc); overo_i2c_init(); + omap_hsmmc_init(mmc); omap_display_init(&overo_dss_data); omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 7b4b9327e54..527c0046064 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -772,7 +772,7 @@ static int __init omap_init_wdt(void) char *oh_name = "wd_timer2"; char *dev_name = "omap_wdt"; - if (!cpu_class_is_omap2()) + if (!cpu_class_is_omap2() || of_have_populated_dt()) return 0; oh = omap_hwmod_lookup(oh_name); diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index f30e861ce6d..b7bcba5221b 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -1928,7 +1928,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp1_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp1_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp1_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp1_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp1_hwmod = { @@ -1963,7 +1963,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp2_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp2_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp2_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp2_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp2_hwmod = { @@ -1998,7 +1998,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp3_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp3_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp3_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp3_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp3_hwmod = { @@ -2033,7 +2033,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp4_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp4_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp4_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp4_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp4_hwmod = { @@ -3864,7 +3864,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_2 = { }; /* usb_host_fs -> l3_main_2 */ -static struct omap_hwmod_ocp_if omap44xx_usb_host_fs__l3_main_2 = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_usb_host_fs__l3_main_2 = { .master = &omap44xx_usb_host_fs_hwmod, .slave = &omap44xx_l3_main_2_hwmod, .clk = "l3_div_ck", @@ -3922,7 +3922,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_3 = { }; /* aess -> l4_abe */ -static struct omap_hwmod_ocp_if omap44xx_aess__l4_abe = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_aess__l4_abe = { .master = &omap44xx_aess_hwmod, .slave = &omap44xx_l4_abe_hwmod, .clk = "ocp_abe_iclk", @@ -4013,7 +4013,7 @@ static struct omap_hwmod_addr_space omap44xx_aess_addrs[] = { }; /* l4_abe -> aess */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__aess = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_abe__aess = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_aess_hwmod, .clk = "ocp_abe_iclk", @@ -4031,7 +4031,7 @@ static struct omap_hwmod_addr_space omap44xx_aess_dma_addrs[] = { }; /* l4_abe -> aess (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__aess_dma = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_abe__aess_dma = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_aess_hwmod, .clk = "ocp_abe_iclk", @@ -5857,7 +5857,7 @@ static struct omap_hwmod_addr_space omap44xx_usb_host_fs_addrs[] = { }; /* l4_cfg -> usb_host_fs */ -static struct omap_hwmod_ocp_if omap44xx_l4_cfg__usb_host_fs = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_cfg__usb_host_fs = { .master = &omap44xx_l4_cfg_hwmod, .slave = &omap44xx_usb_host_fs_hwmod, .clk = "l4_div_ck", @@ -6014,13 +6014,13 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_iva__l3_main_2, &omap44xx_l3_main_1__l3_main_2, &omap44xx_l4_cfg__l3_main_2, - &omap44xx_usb_host_fs__l3_main_2, + /* &omap44xx_usb_host_fs__l3_main_2, */ &omap44xx_usb_host_hs__l3_main_2, &omap44xx_usb_otg_hs__l3_main_2, &omap44xx_l3_main_1__l3_main_3, &omap44xx_l3_main_2__l3_main_3, &omap44xx_l4_cfg__l3_main_3, - &omap44xx_aess__l4_abe, + /* &omap44xx_aess__l4_abe, */ &omap44xx_dsp__l4_abe, &omap44xx_l3_main_1__l4_abe, &omap44xx_mpu__l4_abe, @@ -6029,8 +6029,8 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_cfg__l4_wkup, &omap44xx_mpu__mpu_private, &omap44xx_l4_cfg__ocp_wp_noc, - &omap44xx_l4_abe__aess, - &omap44xx_l4_abe__aess_dma, + /* &omap44xx_l4_abe__aess, */ + /* &omap44xx_l4_abe__aess_dma, */ &omap44xx_l3_main_2__c2c, &omap44xx_l4_wkup__counter_32k, &omap44xx_l4_cfg__ctrl_module_core, @@ -6136,7 +6136,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_per__uart2, &omap44xx_l4_per__uart3, &omap44xx_l4_per__uart4, - &omap44xx_l4_cfg__usb_host_fs, + /* &omap44xx_l4_cfg__usb_host_fs, */ &omap44xx_l4_cfg__usb_host_hs, &omap44xx_l4_cfg__usb_otg_hs, &omap44xx_l4_cfg__usb_tll_hs, diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c index 119d5a910f3..43a97907533 100644 --- a/arch/arm/mach-omap2/twl-common.c +++ b/arch/arm/mach-omap2/twl-common.c @@ -32,6 +32,7 @@ #include "twl-common.h" #include "pm.h" #include "voltage.h" +#include "mux.h" static struct i2c_board_info __initdata pmic_i2c_board_info = { .addr = 0x48, @@ -77,6 +78,7 @@ void __init omap4_pmic_init(const char *pmic_type, struct twl6040_platform_data *twl6040_data, int twl6040_irq) { /* PMIC part*/ + omap_mux_init_signal("sys_nirq1", OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE); strncpy(omap4_i2c1_board_info[0].type, pmic_type, sizeof(omap4_i2c1_board_info[0].type)); omap4_i2c1_board_info[0].irq = OMAP44XX_IRQ_SYS_1N; diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index d09da6a746b..d3de84b0dcb 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -127,7 +127,11 @@ static unsigned long hx4700_pin_config[] __initdata = { GPIO19_SSP2_SCLK, GPIO86_SSP2_RXD, GPIO87_SSP2_TXD, - GPIO88_GPIO, + GPIO88_GPIO | MFP_LPM_DRIVE_HIGH, /* TSC2046_CS */ + + /* BQ24022 Regulator */ + GPIO72_GPIO | MFP_LPM_KEEP_OUTPUT, /* BQ24022_nCHARGE_EN */ + GPIO96_GPIO | MFP_LPM_KEEP_OUTPUT, /* BQ24022_ISET2 */ /* HX4700 specific input GPIOs */ GPIO12_GPIO | WAKEUP_ON_EDGE_RISE, /* ASIC3_IRQ */ @@ -135,6 +139,10 @@ static unsigned long hx4700_pin_config[] __initdata = { GPIO14_GPIO, /* nWLAN_IRQ */ /* HX4700 specific output GPIOs */ + GPIO61_GPIO | MFP_LPM_DRIVE_HIGH, /* W3220_nRESET */ + GPIO71_GPIO | MFP_LPM_DRIVE_HIGH, /* ASIC3_nRESET */ + GPIO81_GPIO | MFP_LPM_DRIVE_HIGH, /* CPU_GP_nRESET */ + GPIO116_GPIO | MFP_LPM_DRIVE_HIGH, /* CPU_HW_nRESET */ GPIO102_GPIO | MFP_LPM_DRIVE_LOW, /* SYNAPTICS_POWER_ON */ GPIO10_GPIO, /* GSM_IRQ */ @@ -872,14 +880,19 @@ static struct gpio global_gpios[] = { { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" }, { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" }, { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" }, + { GPIO61_HX4700_W3220_nRESET, GPIOF_OUT_INIT_HIGH, "W3220_nRESET" }, { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" }, + { GPIO81_HX4700_CPU_GP_nRESET, GPIOF_OUT_INIT_HIGH, "CPU_GP_nRESET" }, { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" }, + { GPIO116_HX4700_CPU_HW_nRESET, GPIOF_OUT_INIT_HIGH, "CPU_HW_nRESET" }, }; static void __init hx4700_init(void) { int ret; + PCFR = PCFR_GPR_EN | PCFR_OPDE; + pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config)); gpio_set_wake(GPIO12_HX4700_ASIC3_IRQ, 1); ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 6a113a9bb87..7c407393cd0 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -63,7 +63,6 @@ comment "Tegra board type" config MACH_HARMONY bool "Harmony board" depends on ARCH_TEGRA_2x_SOC - select MACH_HAS_SND_SOC_TEGRA_WM8903 if SND_SOC help Support for nVidia Harmony development platform @@ -71,7 +70,6 @@ config MACH_KAEN bool "Kaen board" depends on ARCH_TEGRA_2x_SOC select MACH_SEABOARD - select MACH_HAS_SND_SOC_TEGRA_WM8903 if SND_SOC help Support for the Kaen version of Seaboard @@ -84,7 +82,6 @@ config MACH_PAZ00 config MACH_SEABOARD bool "Seaboard board" depends on ARCH_TEGRA_2x_SOC - select MACH_HAS_SND_SOC_TEGRA_WM8903 if SND_SOC help Support for nVidia Seaboard development platform. It will also be included for some of the derivative boards that diff --git a/arch/arm/mach-tegra/Makefile.boot b/arch/arm/mach-tegra/Makefile.boot index 9a82094092d..435f00ca3c5 100644 --- a/arch/arm/mach-tegra/Makefile.boot +++ b/arch/arm/mach-tegra/Makefile.boot @@ -2,9 +2,10 @@ zreladdr-$(CONFIG_ARCH_TEGRA_2x_SOC) += 0x00008000 params_phys-$(CONFIG_ARCH_TEGRA_2x_SOC) := 0x00000100 initrd_phys-$(CONFIG_ARCH_TEGRA_2x_SOC) := 0x00800000 -dtb-$(CONFIG_MACH_HARMONY) += tegra-harmony.dtb -dtb-$(CONFIG_MACH_PAZ00) += tegra-paz00.dtb -dtb-$(CONFIG_MACH_SEABOARD) += tegra-seaboard.dtb -dtb-$(CONFIG_MACH_TRIMSLICE) += tegra-trimslice.dtb -dtb-$(CONFIG_MACH_VENTANA) += tegra-ventana.dtb -dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra-cardhu.dtb +dtb-$(CONFIG_MACH_HARMONY) += tegra20-harmony.dtb +dtb-$(CONFIG_MACH_PAZ00) += tegra20-paz00.dtb +dtb-$(CONFIG_MACH_SEABOARD) += tegra20-seaboard.dtb +dtb-$(CONFIG_MACH_TRIMSLICE) += tegra20-trimslice.dtb +dtb-$(CONFIG_MACH_VENTANA) += tegra20-ventana.dtb +dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-whistler.dtb +dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30-cardhu.dtb diff --git a/arch/arm/mach-tegra/cpuidle.c b/arch/arm/mach-tegra/cpuidle.c index d83a8c0296f..566e2f88899 100644 --- a/arch/arm/mach-tegra/cpuidle.c +++ b/arch/arm/mach-tegra/cpuidle.c @@ -27,9 +27,9 @@ #include <linux/cpuidle.h> #include <linux/hrtimer.h> -#include <mach/iomap.h> +#include <asm/proc-fns.h> -extern void tegra_cpu_wfi(void); +#include <mach/iomap.h> static int tegra_idle_enter_lp3(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); @@ -64,7 +64,7 @@ static int tegra_idle_enter_lp3(struct cpuidle_device *dev, enter = ktime_get(); - tegra_cpu_wfi(); + cpu_do_idle(); exit = ktime_sub(ktime_get(), enter); us = ktime_to_us(exit); diff --git a/arch/arm/mach-tegra/sleep.S b/arch/arm/mach-tegra/sleep.S index 5b20197bae7..d29b156a801 100644 --- a/arch/arm/mach-tegra/sleep.S +++ b/arch/arm/mach-tegra/sleep.S @@ -62,32 +62,3 @@ movw \reg, #:lower16:\val movt \reg, #:upper16:\val .endm - -/* - * tegra_cpu_wfi - * - * puts current CPU in clock-gated wfi using the flow controller - * - * corrupts r0-r3 - * must be called with MMU on - */ - -ENTRY(tegra_cpu_wfi) - cpu_id r0 - cpu_to_halt_reg r1, r0 - cpu_to_csr_reg r2, r0 - mov32 r0, TEGRA_FLOW_CTRL_VIRT - mov r3, #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG - str r3, [r0, r2] @ clear event & interrupt status - mov r3, #FLOW_CTRL_WAIT_FOR_INTERRUPT | FLOW_CTRL_JTAG_RESUME - str r3, [r0, r1] @ put flow controller in wait irq mode - dsb - wfi - mov r3, #0 - str r3, [r0, r1] @ clear flow controller halt status - mov r3, #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG - str r3, [r0, r2] @ clear event & interrupt status - dsb - mov pc, lr -ENDPROC(tegra_cpu_wfi) - diff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c index bec933b04ef..e95bf84cc83 100644 --- a/arch/arm/mach-versatile/pci.c +++ b/arch/arm/mach-versatile/pci.c @@ -339,7 +339,6 @@ void __init pci_versatile_preinit(void) static int __init versatile_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; - int devslot = PCI_SLOT(dev->devfn); /* slot, pin, irq * 24 1 27 diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index c471436c795..2e8a1efdf7b 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -64,7 +64,7 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page #ifdef CONFIG_ZONE_DMA extern phys_addr_t arm_dma_limit; #else -#define arm_dma_limit ((u32)~0) +#define arm_dma_limit ((phys_addr_t)~0) #endif extern phys_addr_t arm_lowmem_limit; diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index e5dad60b558..cf4528d5177 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -791,6 +791,79 @@ void __init iotable_init(struct map_desc *io_desc, int nr) } } +#ifndef CONFIG_ARM_LPAE + +/* + * The Linux PMD is made of two consecutive section entries covering 2MB + * (see definition in include/asm/pgtable-2level.h). However a call to + * create_mapping() may optimize static mappings by using individual + * 1MB section mappings. This leaves the actual PMD potentially half + * initialized if the top or bottom section entry isn't used, leaving it + * open to problems if a subsequent ioremap() or vmalloc() tries to use + * the virtual space left free by that unused section entry. + * + * Let's avoid the issue by inserting dummy vm entries covering the unused + * PMD halves once the static mappings are in place. + */ + +static void __init pmd_empty_section_gap(unsigned long addr) +{ + struct vm_struct *vm; + + vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); + vm->addr = (void *)addr; + vm->size = SECTION_SIZE; + vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; + vm->caller = pmd_empty_section_gap; + vm_area_add_early(vm); +} + +static void __init fill_pmd_gaps(void) +{ + struct vm_struct *vm; + unsigned long addr, next = 0; + pmd_t *pmd; + + /* we're still single threaded hence no lock needed here */ + for (vm = vmlist; vm; vm = vm->next) { + if (!(vm->flags & VM_ARM_STATIC_MAPPING)) + continue; + addr = (unsigned long)vm->addr; + if (addr < next) + continue; + + /* + * Check if this vm starts on an odd section boundary. + * If so and the first section entry for this PMD is free + * then we block the corresponding virtual address. + */ + if ((addr & ~PMD_MASK) == SECTION_SIZE) { + pmd = pmd_off_k(addr); + if (pmd_none(*pmd)) + pmd_empty_section_gap(addr & PMD_MASK); + } + + /* + * Then check if this vm ends on an odd section boundary. + * If so and the second section entry for this PMD is empty + * then we block the corresponding virtual address. + */ + addr += vm->size; + if ((addr & ~PMD_MASK) == SECTION_SIZE) { + pmd = pmd_off_k(addr) + 1; + if (pmd_none(*pmd)) + pmd_empty_section_gap(addr); + } + + /* no need to look at any vm entry until we hit the next PMD */ + next = (addr + PMD_SIZE - 1) & PMD_MASK; + } +} + +#else +#define fill_pmd_gaps() do { } while (0) +#endif + static void * __initdata vmalloc_min = (void *)(VMALLOC_END - (240 << 20) - VMALLOC_OFFSET); @@ -1072,6 +1145,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc) */ if (mdesc->map_io) mdesc->map_io(); + fill_pmd_gaps(); /* * Finally flush the caches and tlb to ensure that we're in a diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h index e429ca1b814..7cfcc44537f 100644 --- a/arch/arm/plat-mxc/include/mach/common.h +++ b/arch/arm/plat-mxc/include/mach/common.h @@ -67,6 +67,7 @@ extern int mx51_clocks_init(unsigned long ckil, unsigned long osc, extern int mx53_clocks_init(unsigned long ckil, unsigned long osc, unsigned long ckih1, unsigned long ckih2); extern int mx27_clocks_init_dt(void); +extern int mx31_clocks_init_dt(void); extern int mx51_clocks_init_dt(void); extern int mx53_clocks_init_dt(void); extern int mx6q_clocks_init(void); diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S index a84aafce2a1..a1044f43bec 100644 --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S @@ -810,7 +810,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_201) lwz r3,VCORE_NAPPING_THREADS(r5) lwz r4,VCPU_PTID(r9) li r0,1 - sldi r0,r0,r4 + sld r0,r0,r4 andc. r3,r3,r0 /* no sense IPI'ing ourselves */ beq 43f mulli r4,r4,PACA_SIZE /* get paca for thread 0 */ diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index 0f3ab06d222..eab3492a45c 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -971,7 +971,7 @@ static int cpu_cmd(void) /* print cpus waiting or in xmon */ printf("cpus stopped:"); count = 0; - for (cpu = 0; cpu < NR_CPUS; ++cpu) { + for_each_possible_cpu(cpu) { if (cpumask_test_cpu(cpu, &cpus_in_xmon)) { if (count == 0) printf(" %x", cpu); diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index be3cea4407f..57e168e27b5 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -3934,6 +3934,9 @@ static void kvm_mmu_remove_some_alloc_mmu_pages(struct kvm *kvm, { struct kvm_mmu_page *page; + if (list_empty(&kvm->arch.active_mmu_pages)) + return; + page = container_of(kvm->arch.active_mmu_pages.prev, struct kvm_mmu_page, link); kvm_mmu_prepare_zap_page(kvm, page, invalid_list); diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 02cf6335e9b..e7dee617358 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -125,12 +125,8 @@ static struct blkcg_gq *blkg_alloc(struct blkcg *blkcg, struct request_queue *q) blkg->pd[i] = pd; pd->blkg = blkg; - } - - /* invoke per-policy init */ - for (i = 0; i < BLKCG_MAX_POLS; i++) { - struct blkcg_policy *pol = blkcg_policy[i]; + /* invoke per-policy init */ if (blkcg_policy_enabled(blkg->q, pol)) pol->pd_init_fn(blkg); } @@ -245,10 +241,9 @@ EXPORT_SYMBOL_GPL(blkg_lookup_create); static void blkg_destroy(struct blkcg_gq *blkg) { - struct request_queue *q = blkg->q; struct blkcg *blkcg = blkg->blkcg; - lockdep_assert_held(q->queue_lock); + lockdep_assert_held(blkg->q->queue_lock); lockdep_assert_held(&blkcg->lock); /* Something wrong if we are trying to remove same group twice */ diff --git a/block/blk-core.c b/block/blk-core.c index 3c923a7aeb5..93eb3e4f88c 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -361,9 +361,10 @@ EXPORT_SYMBOL(blk_put_queue); */ void blk_drain_queue(struct request_queue *q, bool drain_all) { + int i; + while (true) { bool drain = false; - int i; spin_lock_irq(q->queue_lock); @@ -408,6 +409,18 @@ void blk_drain_queue(struct request_queue *q, bool drain_all) break; msleep(10); } + + /* + * With queue marked dead, any woken up waiter will fail the + * allocation path, so the wakeup chaining is lost and we're + * left with hung waiters. We need to wake up those waiters. + */ + if (q->request_fn) { + spin_lock_irq(q->queue_lock); + for (i = 0; i < ARRAY_SIZE(q->rq.wait); i++) + wake_up_all(&q->rq.wait[i]); + spin_unlock_irq(q->queue_lock); + } } /** @@ -467,7 +480,6 @@ void blk_cleanup_queue(struct request_queue *q) /* mark @q DEAD, no new request or merges will be allowed afterwards */ mutex_lock(&q->sysfs_lock); queue_flag_set_unlocked(QUEUE_FLAG_DEAD, q); - spin_lock_irq(lock); /* @@ -485,10 +497,6 @@ void blk_cleanup_queue(struct request_queue *q) queue_flag_set(QUEUE_FLAG_NOMERGES, q); queue_flag_set(QUEUE_FLAG_NOXMERGES, q); queue_flag_set(QUEUE_FLAG_DEAD, q); - - if (q->queue_lock != &q->__queue_lock) - q->queue_lock = &q->__queue_lock; - spin_unlock_irq(lock); mutex_unlock(&q->sysfs_lock); @@ -499,6 +507,11 @@ void blk_cleanup_queue(struct request_queue *q) del_timer_sync(&q->backing_dev_info.laptop_mode_wb_timer); blk_sync_queue(q); + spin_lock_irq(lock); + if (q->queue_lock != &q->__queue_lock) + q->queue_lock = &q->__queue_lock; + spin_unlock_irq(lock); + /* @q is and will stay empty, shutdown and put */ blk_put_queue(q); } diff --git a/block/blk-timeout.c b/block/blk-timeout.c index 78035488895..6e4744cbfb5 100644 --- a/block/blk-timeout.c +++ b/block/blk-timeout.c @@ -197,44 +197,3 @@ void blk_add_timer(struct request *req) mod_timer(&q->timeout, expiry); } -/** - * blk_abort_queue -- Abort all request on given queue - * @queue: pointer to queue - * - */ -void blk_abort_queue(struct request_queue *q) -{ - unsigned long flags; - struct request *rq, *tmp; - LIST_HEAD(list); - - /* - * Not a request based block device, nothing to abort - */ - if (!q->request_fn) - return; - - spin_lock_irqsave(q->queue_lock, flags); - - elv_abort_queue(q); - - /* - * Splice entries to local list, to avoid deadlocking if entries - * get readded to the timeout list by error handling - */ - list_splice_init(&q->timeout_list, &list); - - list_for_each_entry_safe(rq, tmp, &list, timeout_list) - blk_abort_request(rq); - - /* - * Occasionally, blk_abort_request() will return without - * deleting the element from the list. Make sure we add those back - * instead of leaving them on the local stack list. - */ - list_splice(&list, &q->timeout_list); - - spin_unlock_irqrestore(q->queue_lock, flags); - -} -EXPORT_SYMBOL_GPL(blk_abort_queue); diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 673c977cc2b..fb52df9744f 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -17,8 +17,6 @@ #include "blk.h" #include "blk-cgroup.h" -static struct blkcg_policy blkcg_policy_cfq __maybe_unused; - /* * tunables */ @@ -418,11 +416,6 @@ static inline struct cfq_group *pd_to_cfqg(struct blkg_policy_data *pd) return pd ? container_of(pd, struct cfq_group, pd) : NULL; } -static inline struct cfq_group *blkg_to_cfqg(struct blkcg_gq *blkg) -{ - return pd_to_cfqg(blkg_to_pd(blkg, &blkcg_policy_cfq)); -} - static inline struct blkcg_gq *cfqg_to_blkg(struct cfq_group *cfqg) { return pd_to_blkg(&cfqg->pd); @@ -572,6 +565,13 @@ static inline void cfqg_stats_update_avg_queue_size(struct cfq_group *cfqg) { } #ifdef CONFIG_CFQ_GROUP_IOSCHED +static struct blkcg_policy blkcg_policy_cfq; + +static inline struct cfq_group *blkg_to_cfqg(struct blkcg_gq *blkg) +{ + return pd_to_cfqg(blkg_to_pd(blkg, &blkcg_policy_cfq)); +} + static inline void cfqg_get(struct cfq_group *cfqg) { return blkg_get(cfqg_to_blkg(cfqg)); @@ -3951,10 +3951,11 @@ static void cfq_exit_queue(struct elevator_queue *e) cfq_shutdown_timer_wq(cfqd); -#ifndef CONFIG_CFQ_GROUP_IOSCHED +#ifdef CONFIG_CFQ_GROUP_IOSCHED + blkcg_deactivate_policy(q, &blkcg_policy_cfq); +#else kfree(cfqd->root_group); #endif - blkcg_deactivate_policy(q, &blkcg_policy_cfq); kfree(cfqd); } @@ -4194,14 +4195,15 @@ static int __init cfq_init(void) #ifdef CONFIG_CFQ_GROUP_IOSCHED if (!cfq_group_idle) cfq_group_idle = 1; -#else - cfq_group_idle = 0; -#endif ret = blkcg_policy_register(&blkcg_policy_cfq); if (ret) return ret; +#else + cfq_group_idle = 0; +#endif + ret = -ENOMEM; cfq_pool = KMEM_CACHE(cfq_queue, 0); if (!cfq_pool) goto err_pol_unreg; @@ -4215,13 +4217,17 @@ static int __init cfq_init(void) err_free_pool: kmem_cache_destroy(cfq_pool); err_pol_unreg: +#ifdef CONFIG_CFQ_GROUP_IOSCHED blkcg_policy_unregister(&blkcg_policy_cfq); +#endif return ret; } static void __exit cfq_exit(void) { +#ifdef CONFIG_CFQ_GROUP_IOSCHED blkcg_policy_unregister(&blkcg_policy_cfq); +#endif elv_unregister(&iosched_cfq); kmem_cache_destroy(cfq_pool); } diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index 260fa80ef57..9a87daa6f4f 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -721,11 +721,14 @@ int scsi_verify_blk_ioctl(struct block_device *bd, unsigned int cmd) break; } + if (capable(CAP_SYS_RAWIO)) + return 0; + /* In particular, rule out all resets and host-specific ioctls. */ printk_ratelimited(KERN_WARNING "%s: sending ioctl %x to a partition!\n", current->comm, cmd); - return capable(CAP_SYS_RAWIO) ? 0 : -ENOIOCTLCMD; + return -ENOIOCTLCMD; } EXPORT_SYMBOL(scsi_verify_blk_ioctl); diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c index aa0b1f16052..0b6f0b28a48 100644 --- a/drivers/amba/tegra-ahb.c +++ b/drivers/amba/tegra-ahb.c @@ -264,11 +264,6 @@ static int __devinit tegra_ahb_probe(struct platform_device *pdev) return 0; } -static int __devexit tegra_ahb_remove(struct platform_device *pdev) -{ - return 0; -} - static const struct of_device_id tegra_ahb_of_match[] __devinitconst = { { .compatible = "nvidia,tegra30-ahb", }, { .compatible = "nvidia,tegra20-ahb", }, @@ -277,7 +272,6 @@ static const struct of_device_id tegra_ahb_of_match[] __devinitconst = { static struct platform_driver tegra_ahb_driver = { .probe = tegra_ahb_probe, - .remove = __devexit_p(tegra_ahb_remove), .driver = { .name = DRV_NAME, .owner = THIS_MODULE, diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c index b5c5ff53cb5..fcb956bb4b4 100644 --- a/drivers/block/drbd/drbd_bitmap.c +++ b/drivers/block/drbd/drbd_bitmap.c @@ -1475,10 +1475,17 @@ void _drbd_bm_set_bits(struct drbd_conf *mdev, const unsigned long s, const unsi first_word = 0; spin_lock_irq(&b->bm_lock); } - /* last page (respectively only page, for first page == last page) */ last_word = MLPP(el >> LN2_BPL); - bm_set_full_words_within_one_page(mdev->bitmap, last_page, first_word, last_word); + + /* consider bitmap->bm_bits = 32768, bitmap->bm_number_of_pages = 1. (or multiples). + * ==> e = 32767, el = 32768, last_page = 2, + * and now last_word = 0. + * We do not want to touch last_page in this case, + * as we did not allocate it, it is not present in bitmap->bm_pages. + */ + if (last_word) + bm_set_full_words_within_one_page(mdev->bitmap, last_page, first_word, last_word); /* possibly trailing bits. * example: (e & 63) == 63, el will be e+1. diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 9c5c84946b0..8e93a6ac9bb 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -472,12 +472,17 @@ int __req_mod(struct drbd_request *req, enum drbd_req_event what, req->rq_state |= RQ_LOCAL_COMPLETED; req->rq_state &= ~RQ_LOCAL_PENDING; - D_ASSERT(!(req->rq_state & RQ_NET_MASK)); + if (req->rq_state & RQ_LOCAL_ABORTED) { + _req_may_be_done(req, m); + break; + } __drbd_chk_io_error(mdev, false); goto_queue_for_net_read: + D_ASSERT(!(req->rq_state & RQ_NET_MASK)); + /* no point in retrying if there is no good remote data, * or we have no connection. */ if (mdev->state.pdsk != D_UP_TO_DATE) { @@ -765,6 +770,40 @@ static int drbd_may_do_local_read(struct drbd_conf *mdev, sector_t sector, int s return 0 == drbd_bm_count_bits(mdev, sbnr, ebnr); } +static void maybe_pull_ahead(struct drbd_conf *mdev) +{ + int congested = 0; + + /* If I don't even have good local storage, we can not reasonably try + * to pull ahead of the peer. We also need the local reference to make + * sure mdev->act_log is there. + * Note: caller has to make sure that net_conf is there. + */ + if (!get_ldev_if_state(mdev, D_UP_TO_DATE)) + return; + + if (mdev->net_conf->cong_fill && + atomic_read(&mdev->ap_in_flight) >= mdev->net_conf->cong_fill) { + dev_info(DEV, "Congestion-fill threshold reached\n"); + congested = 1; + } + + if (mdev->act_log->used >= mdev->net_conf->cong_extents) { + dev_info(DEV, "Congestion-extents threshold reached\n"); + congested = 1; + } + + if (congested) { + queue_barrier(mdev); /* last barrier, after mirrored writes */ + + if (mdev->net_conf->on_congestion == OC_PULL_AHEAD) + _drbd_set_state(_NS(mdev, conn, C_AHEAD), 0, NULL); + else /*mdev->net_conf->on_congestion == OC_DISCONNECT */ + _drbd_set_state(_NS(mdev, conn, C_DISCONNECTING), 0, NULL); + } + put_ldev(mdev); +} + static int drbd_make_request_common(struct drbd_conf *mdev, struct bio *bio, unsigned long start_time) { const int rw = bio_rw(bio); @@ -972,29 +1011,8 @@ allocate_barrier: _req_mod(req, queue_for_send_oos); if (remote && - mdev->net_conf->on_congestion != OC_BLOCK && mdev->agreed_pro_version >= 96) { - int congested = 0; - - if (mdev->net_conf->cong_fill && - atomic_read(&mdev->ap_in_flight) >= mdev->net_conf->cong_fill) { - dev_info(DEV, "Congestion-fill threshold reached\n"); - congested = 1; - } - - if (mdev->act_log->used >= mdev->net_conf->cong_extents) { - dev_info(DEV, "Congestion-extents threshold reached\n"); - congested = 1; - } - - if (congested) { - queue_barrier(mdev); /* last barrier, after mirrored writes */ - - if (mdev->net_conf->on_congestion == OC_PULL_AHEAD) - _drbd_set_state(_NS(mdev, conn, C_AHEAD), 0, NULL); - else /*mdev->net_conf->on_congestion == OC_DISCONNECT */ - _drbd_set_state(_NS(mdev, conn, C_DISCONNECTING), 0, NULL); - } - } + mdev->net_conf->on_congestion != OC_BLOCK && mdev->agreed_pro_version >= 96) + maybe_pull_ahead(mdev); spin_unlock_irq(&mdev->req_lock); kfree(b); /* if someone else has beaten us to it... */ diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index cce7df367b7..553f43a9095 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -671,6 +671,7 @@ static void __reschedule_timeout(int drive, const char *message) if (drive == current_reqD) drive = current_drive; + __cancel_delayed_work(&fd_timeout); if (drive < 0 || drive >= N_DRIVE) { delay = 20UL * HZ; diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index 264bc77dcb9..a8fddeb3d63 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -37,6 +37,7 @@ #include <linux/kthread.h> #include <../drivers/ata/ahci.h> #include <linux/export.h> +#include <linux/debugfs.h> #include "mtip32xx.h" #define HW_CMD_SLOT_SZ (MTIP_MAX_COMMAND_SLOTS * 32) @@ -85,6 +86,7 @@ static int instance; * allocated in mtip_init(). */ static int mtip_major; +static struct dentry *dfs_parent; static DEFINE_SPINLOCK(rssd_index_lock); static DEFINE_IDA(rssd_index_ida); @@ -2546,7 +2548,7 @@ static struct scatterlist *mtip_hw_get_scatterlist(struct driver_data *dd, } /* - * Sysfs register/status dump. + * Sysfs status dump. * * @dev Pointer to the device structure, passed by the kernrel. * @attr Pointer to the device_attribute structure passed by the kernel. @@ -2555,45 +2557,68 @@ static struct scatterlist *mtip_hw_get_scatterlist(struct driver_data *dd, * return value * The size, in bytes, of the data copied into buf. */ -static ssize_t mtip_hw_show_registers(struct device *dev, +static ssize_t mtip_hw_show_status(struct device *dev, struct device_attribute *attr, char *buf) { - u32 group_allocated; struct driver_data *dd = dev_to_disk(dev)->private_data; int size = 0; + + if (test_bit(MTIP_DDF_OVER_TEMP_BIT, &dd->dd_flag)) + size += sprintf(buf, "%s", "thermal_shutdown\n"); + else if (test_bit(MTIP_DDF_WRITE_PROTECT_BIT, &dd->dd_flag)) + size += sprintf(buf, "%s", "write_protect\n"); + else + size += sprintf(buf, "%s", "online\n"); + + return size; +} + +static DEVICE_ATTR(status, S_IRUGO, mtip_hw_show_status, NULL); + +static ssize_t mtip_hw_read_registers(struct file *f, char __user *ubuf, + size_t len, loff_t *offset) +{ + struct driver_data *dd = (struct driver_data *)f->private_data; + char buf[MTIP_DFS_MAX_BUF_SIZE]; + u32 group_allocated; + int size = *offset; int n; - size += sprintf(&buf[size], "Hardware\n--------\n"); - size += sprintf(&buf[size], "S ACTive : [ 0x"); + if (!len || size) + return 0; + + if (size < 0) + return -EINVAL; + + size += sprintf(&buf[size], "H/ S ACTive : [ 0x"); for (n = dd->slot_groups-1; n >= 0; n--) size += sprintf(&buf[size], "%08X ", readl(dd->port->s_active[n])); size += sprintf(&buf[size], "]\n"); - size += sprintf(&buf[size], "Command Issue : [ 0x"); + size += sprintf(&buf[size], "H/ Command Issue : [ 0x"); for (n = dd->slot_groups-1; n >= 0; n--) size += sprintf(&buf[size], "%08X ", readl(dd->port->cmd_issue[n])); size += sprintf(&buf[size], "]\n"); - size += sprintf(&buf[size], "Completed : [ 0x"); + size += sprintf(&buf[size], "H/ Completed : [ 0x"); for (n = dd->slot_groups-1; n >= 0; n--) size += sprintf(&buf[size], "%08X ", readl(dd->port->completed[n])); size += sprintf(&buf[size], "]\n"); - size += sprintf(&buf[size], "PORT IRQ STAT : [ 0x%08X ]\n", + size += sprintf(&buf[size], "H/ PORT IRQ STAT : [ 0x%08X ]\n", readl(dd->port->mmio + PORT_IRQ_STAT)); - size += sprintf(&buf[size], "HOST IRQ STAT : [ 0x%08X ]\n", + size += sprintf(&buf[size], "H/ HOST IRQ STAT : [ 0x%08X ]\n", readl(dd->mmio + HOST_IRQ_STAT)); size += sprintf(&buf[size], "\n"); - size += sprintf(&buf[size], "Local\n-----\n"); - size += sprintf(&buf[size], "Allocated : [ 0x"); + size += sprintf(&buf[size], "L/ Allocated : [ 0x"); for (n = dd->slot_groups-1; n >= 0; n--) { if (sizeof(long) > sizeof(u32)) @@ -2605,7 +2630,7 @@ static ssize_t mtip_hw_show_registers(struct device *dev, } size += sprintf(&buf[size], "]\n"); - size += sprintf(&buf[size], "Commands in Q: [ 0x"); + size += sprintf(&buf[size], "L/ Commands in Q : [ 0x"); for (n = dd->slot_groups-1; n >= 0; n--) { if (sizeof(long) > sizeof(u32)) @@ -2617,44 +2642,53 @@ static ssize_t mtip_hw_show_registers(struct device *dev, } size += sprintf(&buf[size], "]\n"); - return size; + *offset = size <= len ? size : len; + size = copy_to_user(ubuf, buf, *offset); + if (size) + return -EFAULT; + + return *offset; } -static ssize_t mtip_hw_show_status(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t mtip_hw_read_flags(struct file *f, char __user *ubuf, + size_t len, loff_t *offset) { - struct driver_data *dd = dev_to_disk(dev)->private_data; - int size = 0; + struct driver_data *dd = (struct driver_data *)f->private_data; + char buf[MTIP_DFS_MAX_BUF_SIZE]; + int size = *offset; - if (test_bit(MTIP_DDF_OVER_TEMP_BIT, &dd->dd_flag)) - size += sprintf(buf, "%s", "thermal_shutdown\n"); - else if (test_bit(MTIP_DDF_WRITE_PROTECT_BIT, &dd->dd_flag)) - size += sprintf(buf, "%s", "write_protect\n"); - else - size += sprintf(buf, "%s", "online\n"); - - return size; -} + if (!len || size) + return 0; -static ssize_t mtip_hw_show_flags(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct driver_data *dd = dev_to_disk(dev)->private_data; - int size = 0; + if (size < 0) + return -EINVAL; - size += sprintf(&buf[size], "Flag in port struct : [ %08lX ]\n", + size += sprintf(&buf[size], "Flag-port : [ %08lX ]\n", dd->port->flags); - size += sprintf(&buf[size], "Flag in dd struct : [ %08lX ]\n", + size += sprintf(&buf[size], "Flag-dd : [ %08lX ]\n", dd->dd_flag); - return size; + *offset = size <= len ? size : len; + size = copy_to_user(ubuf, buf, *offset); + if (size) + return -EFAULT; + + return *offset; } -static DEVICE_ATTR(registers, S_IRUGO, mtip_hw_show_registers, NULL); -static DEVICE_ATTR(status, S_IRUGO, mtip_hw_show_status, NULL); -static DEVICE_ATTR(flags, S_IRUGO, mtip_hw_show_flags, NULL); +static const struct file_operations mtip_regs_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = mtip_hw_read_registers, + .llseek = no_llseek, +}; + +static const struct file_operations mtip_flags_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = mtip_hw_read_flags, + .llseek = no_llseek, +}; /* * Create the sysfs related attributes. @@ -2671,15 +2705,9 @@ static int mtip_hw_sysfs_init(struct driver_data *dd, struct kobject *kobj) if (!kobj || !dd) return -EINVAL; - if (sysfs_create_file(kobj, &dev_attr_registers.attr)) - dev_warn(&dd->pdev->dev, - "Error creating 'registers' sysfs entry\n"); if (sysfs_create_file(kobj, &dev_attr_status.attr)) dev_warn(&dd->pdev->dev, "Error creating 'status' sysfs entry\n"); - if (sysfs_create_file(kobj, &dev_attr_flags.attr)) - dev_warn(&dd->pdev->dev, - "Error creating 'flags' sysfs entry\n"); return 0; } @@ -2698,13 +2726,39 @@ static int mtip_hw_sysfs_exit(struct driver_data *dd, struct kobject *kobj) if (!kobj || !dd) return -EINVAL; - sysfs_remove_file(kobj, &dev_attr_registers.attr); sysfs_remove_file(kobj, &dev_attr_status.attr); - sysfs_remove_file(kobj, &dev_attr_flags.attr); return 0; } +static int mtip_hw_debugfs_init(struct driver_data *dd) +{ + if (!dfs_parent) + return -1; + + dd->dfs_node = debugfs_create_dir(dd->disk->disk_name, dfs_parent); + if (IS_ERR_OR_NULL(dd->dfs_node)) { + dev_warn(&dd->pdev->dev, + "Error creating node %s under debugfs\n", + dd->disk->disk_name); + dd->dfs_node = NULL; + return -1; + } + + debugfs_create_file("flags", S_IRUGO, dd->dfs_node, dd, + &mtip_flags_fops); + debugfs_create_file("registers", S_IRUGO, dd->dfs_node, dd, + &mtip_regs_fops); + + return 0; +} + +static void mtip_hw_debugfs_exit(struct driver_data *dd) +{ + debugfs_remove_recursive(dd->dfs_node); +} + + /* * Perform any init/resume time hardware setup * @@ -3730,6 +3784,7 @@ skip_create_disk: mtip_hw_sysfs_init(dd, kobj); kobject_put(kobj); } + mtip_hw_debugfs_init(dd); if (dd->mtip_svc_handler) { set_bit(MTIP_DDF_INIT_DONE_BIT, &dd->dd_flag); @@ -3755,6 +3810,8 @@ start_service_thread: return rv; kthread_run_error: + mtip_hw_debugfs_exit(dd); + /* Delete our gendisk. This also removes the device from /dev */ del_gendisk(dd->disk); @@ -3805,6 +3862,7 @@ static int mtip_block_remove(struct driver_data *dd) kobject_put(kobj); } } + mtip_hw_debugfs_exit(dd); /* * Delete our gendisk structure. This also removes the device @@ -4152,10 +4210,20 @@ static int __init mtip_init(void) } mtip_major = error; + if (!dfs_parent) { + dfs_parent = debugfs_create_dir("rssd", NULL); + if (IS_ERR_OR_NULL(dfs_parent)) { + printk(KERN_WARNING "Error creating debugfs parent\n"); + dfs_parent = NULL; + } + } + /* Register our PCI operations. */ error = pci_register_driver(&mtip_pci_driver); - if (error) + if (error) { + debugfs_remove(dfs_parent); unregister_blkdev(mtip_major, MTIP_DRV_NAME); + } return error; } @@ -4172,6 +4240,8 @@ static int __init mtip_init(void) */ static void __exit mtip_exit(void) { + debugfs_remove_recursive(dfs_parent); + /* Release the allocated major block device number. */ unregister_blkdev(mtip_major, MTIP_DRV_NAME); diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h index b2c88da26b2..f51fc23d17b 100644 --- a/drivers/block/mtip32xx/mtip32xx.h +++ b/drivers/block/mtip32xx/mtip32xx.h @@ -26,7 +26,6 @@ #include <linux/ata.h> #include <linux/interrupt.h> #include <linux/genhd.h> -#include <linux/version.h> /* Offset of Subsystem Device ID in pci confoguration space */ #define PCI_SUBSYSTEM_DEVICEID 0x2E @@ -111,6 +110,8 @@ #define dbg_printk(format, arg...) #endif +#define MTIP_DFS_MAX_BUF_SIZE 1024 + #define __force_bit2int (unsigned int __force) enum { @@ -447,6 +448,8 @@ struct driver_data { unsigned long dd_flag; /* NOTE: use atomic bit operations on this */ struct task_struct *mtip_svc_handler; /* task_struct of svc thd */ + + struct dentry *dfs_node; }; #endif diff --git a/drivers/block/umem.c b/drivers/block/umem.c index aa2712060bf..9a72277a31d 100644 --- a/drivers/block/umem.c +++ b/drivers/block/umem.c @@ -513,6 +513,44 @@ static void process_page(unsigned long data) } } +struct mm_plug_cb { + struct blk_plug_cb cb; + struct cardinfo *card; +}; + +static void mm_unplug(struct blk_plug_cb *cb) +{ + struct mm_plug_cb *mmcb = container_of(cb, struct mm_plug_cb, cb); + + spin_lock_irq(&mmcb->card->lock); + activate(mmcb->card); + spin_unlock_irq(&mmcb->card->lock); + kfree(mmcb); +} + +static int mm_check_plugged(struct cardinfo *card) +{ + struct blk_plug *plug = current->plug; + struct mm_plug_cb *mmcb; + + if (!plug) + return 0; + + list_for_each_entry(mmcb, &plug->cb_list, cb.list) { + if (mmcb->cb.callback == mm_unplug && mmcb->card == card) + return 1; + } + /* Not currently on the callback list */ + mmcb = kmalloc(sizeof(*mmcb), GFP_ATOMIC); + if (!mmcb) + return 0; + + mmcb->card = card; + mmcb->cb.callback = mm_unplug; + list_add(&mmcb->cb.list, &plug->cb_list); + return 1; +} + static void mm_make_request(struct request_queue *q, struct bio *bio) { struct cardinfo *card = q->queuedata; @@ -523,6 +561,8 @@ static void mm_make_request(struct request_queue *q, struct bio *bio) *card->biotail = bio; bio->bi_next = NULL; card->biotail = &bio->bi_next; + if (bio->bi_rw & REQ_SYNC || !mm_check_plugged(card)) + activate(card); spin_unlock_irq(&card->lock); return; diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h index 773cf27dc23..9ad3b5ec1dc 100644 --- a/drivers/block/xen-blkback/common.h +++ b/drivers/block/xen-blkback/common.h @@ -257,6 +257,7 @@ static inline void blkif_get_x86_32_req(struct blkif_request *dst, break; case BLKIF_OP_DISCARD: dst->u.discard.flag = src->u.discard.flag; + dst->u.discard.id = src->u.discard.id; dst->u.discard.sector_number = src->u.discard.sector_number; dst->u.discard.nr_sectors = src->u.discard.nr_sectors; break; @@ -287,6 +288,7 @@ static inline void blkif_get_x86_64_req(struct blkif_request *dst, break; case BLKIF_OP_DISCARD: dst->u.discard.flag = src->u.discard.flag; + dst->u.discard.id = src->u.discard.id; dst->u.discard.sector_number = src->u.discard.sector_number; dst->u.discard.nr_sectors = src->u.discard.nr_sectors; break; diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 60eed4bdd2e..e4fb3374dcd 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -141,14 +141,36 @@ static int get_id_from_freelist(struct blkfront_info *info) return free; } -static void add_id_to_freelist(struct blkfront_info *info, +static int add_id_to_freelist(struct blkfront_info *info, unsigned long id) { + if (info->shadow[id].req.u.rw.id != id) + return -EINVAL; + if (info->shadow[id].request == NULL) + return -EINVAL; info->shadow[id].req.u.rw.id = info->shadow_free; info->shadow[id].request = NULL; info->shadow_free = id; + return 0; } +static const char *op_name(int op) +{ + static const char *const names[] = { + [BLKIF_OP_READ] = "read", + [BLKIF_OP_WRITE] = "write", + [BLKIF_OP_WRITE_BARRIER] = "barrier", + [BLKIF_OP_FLUSH_DISKCACHE] = "flush", + [BLKIF_OP_DISCARD] = "discard" }; + + if (op < 0 || op >= ARRAY_SIZE(names)) + return "unknown"; + + if (!names[op]) + return "reserved"; + + return names[op]; +} static int xlbd_reserve_minors(unsigned int minor, unsigned int nr) { unsigned int end = minor + nr; @@ -746,20 +768,36 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id) bret = RING_GET_RESPONSE(&info->ring, i); id = bret->id; + /* + * The backend has messed up and given us an id that we would + * never have given to it (we stamp it up to BLK_RING_SIZE - + * look in get_id_from_freelist. + */ + if (id >= BLK_RING_SIZE) { + WARN(1, "%s: response to %s has incorrect id (%ld)\n", + info->gd->disk_name, op_name(bret->operation), id); + /* We can't safely get the 'struct request' as + * the id is busted. */ + continue; + } req = info->shadow[id].request; if (bret->operation != BLKIF_OP_DISCARD) blkif_completion(&info->shadow[id]); - add_id_to_freelist(info, id); + if (add_id_to_freelist(info, id)) { + WARN(1, "%s: response to %s (id %ld) couldn't be recycled!\n", + info->gd->disk_name, op_name(bret->operation), id); + continue; + } error = (bret->status == BLKIF_RSP_OKAY) ? 0 : -EIO; switch (bret->operation) { case BLKIF_OP_DISCARD: if (unlikely(bret->status == BLKIF_RSP_EOPNOTSUPP)) { struct request_queue *rq = info->rq; - printk(KERN_WARNING "blkfront: %s: discard op failed\n", - info->gd->disk_name); + printk(KERN_WARNING "blkfront: %s: %s op failed\n", + info->gd->disk_name, op_name(bret->operation)); error = -EOPNOTSUPP; info->feature_discard = 0; info->feature_secdiscard = 0; @@ -771,18 +809,14 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id) case BLKIF_OP_FLUSH_DISKCACHE: case BLKIF_OP_WRITE_BARRIER: if (unlikely(bret->status == BLKIF_RSP_EOPNOTSUPP)) { - printk(KERN_WARNING "blkfront: %s: write %s op failed\n", - info->flush_op == BLKIF_OP_WRITE_BARRIER ? - "barrier" : "flush disk cache", - info->gd->disk_name); + printk(KERN_WARNING "blkfront: %s: %s op failed\n", + info->gd->disk_name, op_name(bret->operation)); error = -EOPNOTSUPP; } if (unlikely(bret->status == BLKIF_RSP_ERROR && info->shadow[id].req.u.rw.nr_segments == 0)) { - printk(KERN_WARNING "blkfront: %s: empty write %s op failed\n", - info->flush_op == BLKIF_OP_WRITE_BARRIER ? - "barrier" : "flush disk cache", - info->gd->disk_name); + printk(KERN_WARNING "blkfront: %s: empty %s op failed\n", + info->gd->disk_name, op_name(bret->operation)); error = -EOPNOTSUPP; } if (unlikely(error)) { diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index b9a5158a30b..26b6b92942e 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -3,5 +3,6 @@ obj-$(CONFIG_CLKDEV_LOOKUP) += clkdev.o obj-$(CONFIG_COMMON_CLK) += clk.o clk-fixed-rate.o clk-gate.o \ clk-mux.o clk-divider.o clk-fixed-factor.o # SoCs specific +obj-$(CONFIG_ARCH_NOMADIK) += clk-nomadik.o obj-$(CONFIG_ARCH_MXS) += mxs/ obj-$(CONFIG_PLAT_SPEAR) += spear/ diff --git a/drivers/clk/clk-nomadik.c b/drivers/clk/clk-nomadik.c new file mode 100644 index 00000000000..517a8ff7121 --- /dev/null +++ b/drivers/clk/clk-nomadik.c @@ -0,0 +1,47 @@ +#include <linux/clk.h> +#include <linux/clkdev.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/clk-provider.h> + +/* + * The Nomadik clock tree is described in the STN8815A12 DB V4.2 + * reference manual for the chip, page 94 ff. + */ + +void __init nomadik_clk_init(void) +{ + struct clk *clk; + + clk = clk_register_fixed_rate(NULL, "apb_pclk", NULL, CLK_IS_ROOT, 0); + clk_register_clkdev(clk, "apb_pclk", NULL); + clk_register_clkdev(clk, NULL, "gpio.0"); + clk_register_clkdev(clk, NULL, "gpio.1"); + clk_register_clkdev(clk, NULL, "gpio.2"); + clk_register_clkdev(clk, NULL, "gpio.3"); + clk_register_clkdev(clk, NULL, "rng"); + + /* + * The 2.4 MHz TIMCLK reference clock is active at boot time, this is + * actually the MXTALCLK @19.2 MHz divided by 8. This clock is used + * by the timers and watchdog. See page 105 ff. + */ + clk = clk_register_fixed_rate(NULL, "TIMCLK", NULL, CLK_IS_ROOT, + 2400000); + clk_register_clkdev(clk, NULL, "mtu0"); + clk_register_clkdev(clk, NULL, "mtu1"); + + /* + * At boot time, PLL2 is set to generate a set of fixed clocks, + * one of them is CLK48, the 48 MHz clock, routed to the UART, MMC/SD + * I2C, IrDA, USB and SSP blocks. + */ + clk = clk_register_fixed_rate(NULL, "CLK48", NULL, CLK_IS_ROOT, + 48000000); + clk_register_clkdev(clk, NULL, "uart0"); + clk_register_clkdev(clk, NULL, "uart1"); + clk_register_clkdev(clk, NULL, "mmci"); + clk_register_clkdev(clk, NULL, "ssp"); + clk_register_clkdev(clk, NULL, "nmk-i2c.0"); + clk_register_clkdev(clk, NULL, "nmk-i2c.1"); +} diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index dcbe0561609..9a1eb0cfa95 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -1067,26 +1067,24 @@ static int __clk_set_parent(struct clk *clk, struct clk *parent) old_parent = clk->parent; - /* find index of new parent clock using cached parent ptrs */ - if (clk->parents) - for (i = 0; i < clk->num_parents; i++) - if (clk->parents[i] == parent) - break; - else + if (!clk->parents) clk->parents = kzalloc((sizeof(struct clk*) * clk->num_parents), GFP_KERNEL); /* - * find index of new parent clock using string name comparison - * also try to cache the parent to avoid future calls to __clk_lookup + * find index of new parent clock using cached parent ptrs, + * or if not yet cached, use string name comparison and cache + * them now to avoid future calls to __clk_lookup. */ - if (i == clk->num_parents) - for (i = 0; i < clk->num_parents; i++) - if (!strcmp(clk->parent_names[i], parent->name)) { - if (clk->parents) - clk->parents[i] = __clk_lookup(parent->name); - break; - } + for (i = 0; i < clk->num_parents; i++) { + if (clk->parents && clk->parents[i] == parent) + break; + else if (!strcmp(clk->parent_names[i], parent->name)) { + if (clk->parents) + clk->parents[i] = __clk_lookup(parent->name); + break; + } + } if (i == clk->num_parents) { pr_debug("%s: clock %s is not a possible parent of clock %s\n", diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 5873e481e5d..a8743c399e8 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1039,6 +1039,24 @@ mode_in_range(const struct drm_display_mode *mode, struct edid *edid, return true; } +static bool valid_inferred_mode(const struct drm_connector *connector, + const struct drm_display_mode *mode) +{ + struct drm_display_mode *m; + bool ok = false; + + list_for_each_entry(m, &connector->probed_modes, head) { + if (mode->hdisplay == m->hdisplay && + mode->vdisplay == m->vdisplay && + drm_mode_vrefresh(mode) == drm_mode_vrefresh(m)) + return false; /* duplicated */ + if (mode->hdisplay <= m->hdisplay && + mode->vdisplay <= m->vdisplay) + ok = true; + } + return ok; +} + static int drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid, struct detailed_timing *timing) @@ -1048,7 +1066,8 @@ drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid, struct drm_device *dev = connector->dev; for (i = 0; i < drm_num_dmt_modes; i++) { - if (mode_in_range(drm_dmt_modes + i, edid, timing)) { + if (mode_in_range(drm_dmt_modes + i, edid, timing) && + valid_inferred_mode(connector, drm_dmt_modes + i)) { newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]); if (newmode) { drm_mode_probed_add(connector, newmode); @@ -1088,7 +1107,8 @@ drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid, return modes; fixup_mode_1366x768(newmode); - if (!mode_in_range(newmode, edid, timing)) { + if (!mode_in_range(newmode, edid, timing) || + !valid_inferred_mode(connector, newmode)) { drm_mode_destroy(dev, newmode); continue; } @@ -1116,7 +1136,8 @@ drm_cvt_modes_for_range(struct drm_connector *connector, struct edid *edid, return modes; fixup_mode_1366x768(newmode); - if (!mode_in_range(newmode, edid, timing)) { + if (!mode_in_range(newmode, edid, timing) || + !valid_inferred_mode(connector, newmode)) { drm_mode_destroy(dev, newmode); continue; } diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index f94792626b9..36822b924eb 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1401,6 +1401,27 @@ i915_mtrr_setup(struct drm_i915_private *dev_priv, unsigned long base, } } +static void i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) +{ + struct apertures_struct *ap; + struct pci_dev *pdev = dev_priv->dev->pdev; + bool primary; + + ap = alloc_apertures(1); + if (!ap) + return; + + ap->ranges[0].base = dev_priv->dev->agp->base; + ap->ranges[0].size = + dev_priv->mm.gtt->gtt_mappable_entries << PAGE_SHIFT; + primary = + pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; + + remove_conflicting_framebuffers(ap, "inteldrmfb", primary); + + kfree(ap); +} + /** * i915_driver_load - setup chip and create an initial config * @dev: DRM device @@ -1446,6 +1467,15 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) goto free_priv; } + dev_priv->mm.gtt = intel_gtt_get(); + if (!dev_priv->mm.gtt) { + DRM_ERROR("Failed to initialize GTT\n"); + ret = -ENODEV; + goto put_bridge; + } + + i915_kick_out_firmware_fb(dev_priv); + pci_set_master(dev->pdev); /* overlay on gen2 is broken and can't address above 1G */ @@ -1471,13 +1501,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) goto put_bridge; } - dev_priv->mm.gtt = intel_gtt_get(); - if (!dev_priv->mm.gtt) { - DRM_ERROR("Failed to initialize GTT\n"); - ret = -ENODEV; - goto out_rmmap; - } - aperture_size = dev_priv->mm.gtt->gtt_mappable_entries << PAGE_SHIFT; dev_priv->mm.gtt_mapping = diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 59d44937dd9..84b648a7ddd 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -289,8 +289,9 @@ int radeon_vm_manager_init(struct radeon_device *rdev) rdev->vm_manager.enabled = false; /* mark first vm as always in use, it's the system one */ + /* allocate enough for 2 full VM pts */ r = radeon_sa_bo_manager_init(rdev, &rdev->vm_manager.sa_manager, - rdev->vm_manager.max_pfn * 8, + rdev->vm_manager.max_pfn * 8 * 2, RADEON_GEM_DOMAIN_VRAM); if (r) { dev_err(rdev->dev, "failed to allocate vm bo (%dKB)\n", @@ -633,7 +634,15 @@ int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm) mutex_init(&vm->mutex); INIT_LIST_HEAD(&vm->list); INIT_LIST_HEAD(&vm->va); - vm->last_pfn = 0; + /* SI requires equal sized PTs for all VMs, so always set + * last_pfn to max_pfn. cayman allows variable sized + * pts so we can grow then as needed. Once we switch + * to two level pts we can unify this again. + */ + if (rdev->family >= CHIP_TAHITI) + vm->last_pfn = rdev->vm_manager.max_pfn; + else + vm->last_pfn = 0; /* map the ib pool buffer at 0 in virtual address space, set * read only */ diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index f28bd4b7ef9..21ec9f5653c 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -292,6 +292,7 @@ int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { + struct radeon_device *rdev = dev->dev_private; struct drm_radeon_gem_busy *args = data; struct drm_gem_object *gobj; struct radeon_bo *robj; @@ -317,13 +318,14 @@ int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, break; } drm_gem_object_unreference_unlocked(gobj); - r = radeon_gem_handle_lockup(robj->rdev, r); + r = radeon_gem_handle_lockup(rdev, r); return r; } int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { + struct radeon_device *rdev = dev->dev_private; struct drm_radeon_gem_wait_idle *args = data; struct drm_gem_object *gobj; struct radeon_bo *robj; @@ -336,10 +338,10 @@ int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, robj = gem_to_radeon_bo(gobj); r = radeon_bo_wait(robj, NULL, false); /* callback hw specific functions if any */ - if (robj->rdev->asic->ioctl_wait_idle) - robj->rdev->asic->ioctl_wait_idle(robj->rdev, robj); + if (rdev->asic->ioctl_wait_idle) + robj->rdev->asic->ioctl_wait_idle(rdev, robj); drm_gem_object_unreference_unlocked(gobj); - r = radeon_gem_handle_lockup(robj->rdev, r); + r = radeon_gem_handle_lockup(rdev, r); return r; } diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index c7b61f16ecf..0b0279291a7 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -2365,12 +2365,12 @@ int si_pcie_gart_enable(struct radeon_device *rdev) WREG32(0x15DC, 0); /* empty context1-15 */ - /* FIXME start with 1G, once using 2 level pt switch to full + /* FIXME start with 4G, once using 2 level pt switch to full * vm size space */ /* set vm size, must be a multiple of 4 */ WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); - WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, (1 << 30) / RADEON_GPU_PAGE_SIZE); + WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn); for (i = 1; i < 16; i++) { if (i < 8) WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), diff --git a/drivers/input/joystick/as5011.c b/drivers/input/joystick/as5011.c index 57d19d4e0a2..c96653b5886 100644 --- a/drivers/input/joystick/as5011.c +++ b/drivers/input/joystick/as5011.c @@ -282,7 +282,8 @@ static int __devinit as5011_probe(struct i2c_client *client, error = request_threaded_irq(as5011->button_irq, NULL, as5011_button_interrupt, - IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_RISING | + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, "as5011_button", as5011); if (error < 0) { dev_err(&client->dev, @@ -296,7 +297,7 @@ static int __devinit as5011_probe(struct i2c_client *client, error = request_threaded_irq(as5011->axis_irq, NULL, as5011_axis_interrupt, - plat_data->axis_irqflags, + plat_data->axis_irqflags | IRQF_ONESHOT, "as5011_joystick", as5011); if (error) { dev_err(&client->dev, diff --git a/drivers/input/keyboard/mcs_touchkey.c b/drivers/input/keyboard/mcs_touchkey.c index 64a0ca4c92f..0d77f6c8495 100644 --- a/drivers/input/keyboard/mcs_touchkey.c +++ b/drivers/input/keyboard/mcs_touchkey.c @@ -178,7 +178,8 @@ static int __devinit mcs_touchkey_probe(struct i2c_client *client, } error = request_threaded_irq(client->irq, NULL, mcs_touchkey_interrupt, - IRQF_TRIGGER_FALLING, client->dev.driver->name, data); + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + client->dev.driver->name, data); if (error) { dev_err(&client->dev, "Failed to register interrupt\n"); goto err_free_mem; diff --git a/drivers/input/keyboard/mpr121_touchkey.c b/drivers/input/keyboard/mpr121_touchkey.c index caa218a51b5..7613f1cac95 100644 --- a/drivers/input/keyboard/mpr121_touchkey.c +++ b/drivers/input/keyboard/mpr121_touchkey.c @@ -248,7 +248,7 @@ static int __devinit mpr_touchkey_probe(struct i2c_client *client, error = request_threaded_irq(client->irq, NULL, mpr_touchkey_interrupt, - IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, client->dev.driver->name, mpr121); if (error) { dev_err(&client->dev, "Failed to register interrupt\n"); diff --git a/drivers/input/keyboard/qt1070.c b/drivers/input/keyboard/qt1070.c index 0b7b2f89175..ca68f2992d7 100644 --- a/drivers/input/keyboard/qt1070.c +++ b/drivers/input/keyboard/qt1070.c @@ -201,7 +201,8 @@ static int __devinit qt1070_probe(struct i2c_client *client, msleep(QT1070_RESET_TIME); err = request_threaded_irq(client->irq, NULL, qt1070_interrupt, - IRQF_TRIGGER_NONE, client->dev.driver->name, data); + IRQF_TRIGGER_NONE | IRQF_ONESHOT, + client->dev.driver->name, data); if (err) { dev_err(&client->dev, "fail to request irq\n"); goto err_free_mem; diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c index 3afea3f8971..c355cdde8d2 100644 --- a/drivers/input/keyboard/tca6416-keypad.c +++ b/drivers/input/keyboard/tca6416-keypad.c @@ -278,7 +278,8 @@ static int __devinit tca6416_keypad_probe(struct i2c_client *client, error = request_threaded_irq(chip->irqnum, NULL, tca6416_keys_isr, - IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_FALLING | + IRQF_ONESHOT, "tca6416-keypad", chip); if (error) { dev_dbg(&client->dev, diff --git a/drivers/input/keyboard/tca8418_keypad.c b/drivers/input/keyboard/tca8418_keypad.c index 5f87b28b319..893869b29ed 100644 --- a/drivers/input/keyboard/tca8418_keypad.c +++ b/drivers/input/keyboard/tca8418_keypad.c @@ -360,7 +360,7 @@ static int __devinit tca8418_keypad_probe(struct i2c_client *client, client->irq = gpio_to_irq(client->irq); error = request_threaded_irq(client->irq, NULL, tca8418_irq_handler, - IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, client->name, keypad_data); if (error) { dev_dbg(&client->dev, diff --git a/drivers/input/keyboard/tnetv107x-keypad.c b/drivers/input/keyboard/tnetv107x-keypad.c index a4a445fb702..4c34f21fbe2 100644 --- a/drivers/input/keyboard/tnetv107x-keypad.c +++ b/drivers/input/keyboard/tnetv107x-keypad.c @@ -227,15 +227,15 @@ static int __devinit keypad_probe(struct platform_device *pdev) goto error_clk; } - error = request_threaded_irq(kp->irq_press, NULL, keypad_irq, 0, - dev_name(dev), kp); + error = request_threaded_irq(kp->irq_press, NULL, keypad_irq, + IRQF_ONESHOT, dev_name(dev), kp); if (error < 0) { dev_err(kp->dev, "Could not allocate keypad press key irq\n"); goto error_irq_press; } - error = request_threaded_irq(kp->irq_release, NULL, keypad_irq, 0, - dev_name(dev), kp); + error = request_threaded_irq(kp->irq_release, NULL, keypad_irq, + IRQF_ONESHOT, dev_name(dev), kp); if (error < 0) { dev_err(kp->dev, "Could not allocate keypad release key irq\n"); goto error_irq_release; diff --git a/drivers/input/misc/ad714x.c b/drivers/input/misc/ad714x.c index 0ac75bbad4d..2e5d5e1de64 100644 --- a/drivers/input/misc/ad714x.c +++ b/drivers/input/misc/ad714x.c @@ -972,6 +972,7 @@ struct ad714x_chip *ad714x_probe(struct device *dev, u16 bus_type, int irq, struct ad714x_platform_data *plat_data = dev->platform_data; struct ad714x_chip *ad714x; void *drv_mem; + unsigned long irqflags; struct ad714x_button_drv *bt_drv; struct ad714x_slider_drv *sd_drv; @@ -1162,10 +1163,11 @@ struct ad714x_chip *ad714x_probe(struct device *dev, u16 bus_type, int irq, alloc_idx++; } + irqflags = plat_data->irqflags ?: IRQF_TRIGGER_FALLING; + irqflags |= IRQF_ONESHOT; + error = request_threaded_irq(ad714x->irq, NULL, ad714x_interrupt_thread, - plat_data->irqflags ? - plat_data->irqflags : IRQF_TRIGGER_FALLING, - "ad714x_captouch", ad714x); + irqflags, "ad714x_captouch", ad714x); if (error) { dev_err(dev, "can't allocate irq %d\n", ad714x->irq); goto err_unreg_dev; diff --git a/drivers/input/misc/dm355evm_keys.c b/drivers/input/misc/dm355evm_keys.c index 35083c6836c..c1313d8535c 100644 --- a/drivers/input/misc/dm355evm_keys.c +++ b/drivers/input/misc/dm355evm_keys.c @@ -213,7 +213,8 @@ static int __devinit dm355evm_keys_probe(struct platform_device *pdev) /* REVISIT: flush the event queue? */ status = request_threaded_irq(keys->irq, NULL, dm355evm_keys_irq, - IRQF_TRIGGER_FALLING, dev_name(&pdev->dev), keys); + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + dev_name(&pdev->dev), keys); if (status < 0) goto fail2; diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index cad5602d3ce..8b31473a81f 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -216,7 +216,7 @@ static void wacom_retrieve_report_data(struct usb_interface *intf, rep_data[0] = 12; result = wacom_get_report(intf, WAC_HID_FEATURE_REPORT, - rep_data[0], &rep_data, 2, + rep_data[0], rep_data, 2, WAC_MSG_RETRIES); if (result >= 0 && rep_data[1] > 2) @@ -401,7 +401,9 @@ static int wacom_parse_hid(struct usb_interface *intf, break; case HID_USAGE_CONTACTMAX: - wacom_retrieve_report_data(intf, features); + /* leave touch_max as is if predefined */ + if (!features->touch_max) + wacom_retrieve_report_data(intf, features); i++; break; } diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c index e2482b40da5..bd4eb427769 100644 --- a/drivers/input/touchscreen/ad7879.c +++ b/drivers/input/touchscreen/ad7879.c @@ -597,7 +597,7 @@ struct ad7879 *ad7879_probe(struct device *dev, u8 devid, unsigned int irq, AD7879_TMR(ts->pen_down_acc_interval); err = request_threaded_irq(ts->irq, NULL, ad7879_irq, - IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, dev_name(dev), ts); if (err) { dev_err(dev, "irq %d busy?\n", ts->irq); diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index 42e645062c2..25fd0561a17 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -1149,7 +1149,8 @@ static int __devinit mxt_probe(struct i2c_client *client, goto err_free_object; error = request_threaded_irq(client->irq, NULL, mxt_interrupt, - pdata->irqflags, client->dev.driver->name, data); + pdata->irqflags | IRQF_ONESHOT, + client->dev.driver->name, data); if (error) { dev_err(&client->dev, "Failed to register interrupt\n"); goto err_free_object; diff --git a/drivers/input/touchscreen/bu21013_ts.c b/drivers/input/touchscreen/bu21013_ts.c index f2d03c06c2d..5c487d23f11 100644 --- a/drivers/input/touchscreen/bu21013_ts.c +++ b/drivers/input/touchscreen/bu21013_ts.c @@ -509,7 +509,8 @@ static int __devinit bu21013_probe(struct i2c_client *client, input_set_drvdata(in_dev, bu21013_data); error = request_threaded_irq(pdata->irq, NULL, bu21013_gpio_irq, - IRQF_TRIGGER_FALLING | IRQF_SHARED, + IRQF_TRIGGER_FALLING | IRQF_SHARED | + IRQF_ONESHOT, DRIVER_TP, bu21013_data); if (error) { dev_err(&client->dev, "request irq %d failed\n", pdata->irq); diff --git a/drivers/input/touchscreen/cy8ctmg110_ts.c b/drivers/input/touchscreen/cy8ctmg110_ts.c index 237753ad103..464f1bf4b61 100644 --- a/drivers/input/touchscreen/cy8ctmg110_ts.c +++ b/drivers/input/touchscreen/cy8ctmg110_ts.c @@ -251,7 +251,8 @@ static int __devinit cy8ctmg110_probe(struct i2c_client *client, } err = request_threaded_irq(client->irq, NULL, cy8ctmg110_irq_thread, - IRQF_TRIGGER_RISING, "touch_reset_key", ts); + IRQF_TRIGGER_RISING | IRQF_ONESHOT, + "touch_reset_key", ts); if (err < 0) { dev_err(&client->dev, "irq %d busy? error %d\n", client->irq, err); diff --git a/drivers/input/touchscreen/intel-mid-touch.c b/drivers/input/touchscreen/intel-mid-touch.c index 3cd7a837f82..cf299377fc4 100644 --- a/drivers/input/touchscreen/intel-mid-touch.c +++ b/drivers/input/touchscreen/intel-mid-touch.c @@ -620,7 +620,7 @@ static int __devinit mrstouch_probe(struct platform_device *pdev) MRST_PRESSURE_MIN, MRST_PRESSURE_MAX, 0, 0); err = request_threaded_irq(tsdev->irq, NULL, mrstouch_pendet_irq, - 0, "mrstouch", tsdev); + IRQF_ONESHOT, "mrstouch", tsdev); if (err) { dev_err(tsdev->dev, "unable to allocate irq\n"); goto err_free_mem; diff --git a/drivers/input/touchscreen/pixcir_i2c_ts.c b/drivers/input/touchscreen/pixcir_i2c_ts.c index 72f6ba3a470..953b4c105ca 100644 --- a/drivers/input/touchscreen/pixcir_i2c_ts.c +++ b/drivers/input/touchscreen/pixcir_i2c_ts.c @@ -165,7 +165,7 @@ static int __devinit pixcir_i2c_ts_probe(struct i2c_client *client, input_set_drvdata(input, tsdata); error = request_threaded_irq(client->irq, NULL, pixcir_ts_isr, - IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, client->name, tsdata); if (error) { dev_err(&client->dev, "Unable to request touchscreen IRQ.\n"); diff --git a/drivers/input/touchscreen/tnetv107x-ts.c b/drivers/input/touchscreen/tnetv107x-ts.c index 7e748809735..368d2c6cf78 100644 --- a/drivers/input/touchscreen/tnetv107x-ts.c +++ b/drivers/input/touchscreen/tnetv107x-ts.c @@ -297,7 +297,7 @@ static int __devinit tsc_probe(struct platform_device *pdev) goto error_clk; } - error = request_threaded_irq(ts->tsc_irq, NULL, tsc_irq, 0, + error = request_threaded_irq(ts->tsc_irq, NULL, tsc_irq, IRQF_ONESHOT, dev_name(dev), ts); if (error < 0) { dev_err(ts->dev, "Could not allocate ts irq\n"); diff --git a/drivers/input/touchscreen/tsc2005.c b/drivers/input/touchscreen/tsc2005.c index b6adeaee9cc..5ce3fa8ce64 100644 --- a/drivers/input/touchscreen/tsc2005.c +++ b/drivers/input/touchscreen/tsc2005.c @@ -650,7 +650,8 @@ static int __devinit tsc2005_probe(struct spi_device *spi) tsc2005_stop_scan(ts); error = request_threaded_irq(spi->irq, NULL, tsc2005_irq_thread, - IRQF_TRIGGER_RISING, "tsc2005", ts); + IRQF_TRIGGER_RISING | IRQF_ONESHOT, + "tsc2005", ts); if (error) { dev_err(&spi->dev, "Failed to request irq, err: %d\n", error); goto err_free_mem; diff --git a/drivers/leds/ledtrig-heartbeat.c b/drivers/leds/ledtrig-heartbeat.c index 41dc76db431..a019fbb7088 100644 --- a/drivers/leds/ledtrig-heartbeat.c +++ b/drivers/leds/ledtrig-heartbeat.c @@ -21,6 +21,8 @@ #include <linux/reboot.h> #include "leds.h" +static int panic_heartbeats; + struct heartbeat_trig_data { unsigned int phase; unsigned int period; @@ -34,6 +36,11 @@ static void led_heartbeat_function(unsigned long data) unsigned long brightness = LED_OFF; unsigned long delay = 0; + if (unlikely(panic_heartbeats)) { + led_set_brightness(led_cdev, LED_OFF); + return; + } + /* acts like an actual heart beat -- ie thump-thump-pause... */ switch (heartbeat_data->phase) { case 0: @@ -111,12 +118,19 @@ static int heartbeat_reboot_notifier(struct notifier_block *nb, return NOTIFY_DONE; } +static int heartbeat_panic_notifier(struct notifier_block *nb, + unsigned long code, void *unused) +{ + panic_heartbeats = 1; + return NOTIFY_DONE; +} + static struct notifier_block heartbeat_reboot_nb = { .notifier_call = heartbeat_reboot_notifier, }; static struct notifier_block heartbeat_panic_nb = { - .notifier_call = heartbeat_reboot_notifier, + .notifier_call = heartbeat_panic_notifier, }; static int __init heartbeat_trig_init(void) diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 37fdaf81bd1..ce59824fb41 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -2292,6 +2292,13 @@ static int process_reserve_metadata_snap_mesg(unsigned argc, char **argv, struct if (r) return r; + r = dm_pool_commit_metadata(pool->pmd); + if (r) { + DMERR("%s: dm_pool_commit_metadata() failed, error = %d", + __func__, r); + return r; + } + r = dm_pool_reserve_metadata_snap(pool->pmd); if (r) DMWARN("reserve_metadata_snap message failed."); diff --git a/drivers/md/md.c b/drivers/md/md.c index 1c2f9048e1a..a4c219e3c85 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -5784,8 +5784,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info) super_types[mddev->major_version]. validate_super(mddev, rdev); if ((info->state & (1<<MD_DISK_SYNC)) && - (!test_bit(In_sync, &rdev->flags) || - rdev->raid_disk != info->raid_disk)) { + rdev->raid_disk != info->raid_disk) { /* This was a hot-add request, but events doesn't * match, so reject it. */ @@ -6751,7 +6750,7 @@ struct md_thread *md_register_thread(void (*run) (struct mddev *), struct mddev thread->tsk = kthread_run(md_thread, thread, "%s_%s", mdname(thread->mddev), - name ?: mddev->pers->name); + name); if (IS_ERR(thread->tsk)) { kfree(thread); return NULL; @@ -7298,6 +7297,7 @@ void md_do_sync(struct mddev *mddev) int skipped = 0; struct md_rdev *rdev; char *desc; + struct blk_plug plug; /* just incase thread restarts... */ if (test_bit(MD_RECOVERY_DONE, &mddev->recovery)) @@ -7447,6 +7447,7 @@ void md_do_sync(struct mddev *mddev) } mddev->curr_resync_completed = j; + blk_start_plug(&plug); while (j < max_sectors) { sector_t sectors; @@ -7552,6 +7553,7 @@ void md_do_sync(struct mddev *mddev) * this also signals 'finished resyncing' to md_stop */ out: + blk_finish_plug(&plug); wait_event(mddev->recovery_wait, !atomic_read(&mddev->recovery_active)); /* tell personality that we are finished */ diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c index 9339e67fcc7..61a1833ebaf 100644 --- a/drivers/md/multipath.c +++ b/drivers/md/multipath.c @@ -474,7 +474,8 @@ static int multipath_run (struct mddev *mddev) } { - mddev->thread = md_register_thread(multipathd, mddev, NULL); + mddev->thread = md_register_thread(multipathd, mddev, + "multipath"); if (!mddev->thread) { printk(KERN_ERR "multipath: couldn't allocate thread" " for %s\n", mdname(mddev)); diff --git a/drivers/md/persistent-data/dm-space-map-checker.c b/drivers/md/persistent-data/dm-space-map-checker.c index 50ed53bf4aa..fc90c11620a 100644 --- a/drivers/md/persistent-data/dm-space-map-checker.c +++ b/drivers/md/persistent-data/dm-space-map-checker.c @@ -8,6 +8,7 @@ #include <linux/device-mapper.h> #include <linux/export.h> +#include <linux/vmalloc.h> #ifdef CONFIG_DM_DEBUG_SPACE_MAPS @@ -89,13 +90,23 @@ static int ca_create(struct count_array *ca, struct dm_space_map *sm) ca->nr = nr_blocks; ca->nr_free = nr_blocks; - ca->counts = kzalloc(sizeof(*ca->counts) * nr_blocks, GFP_KERNEL); - if (!ca->counts) - return -ENOMEM; + + if (!nr_blocks) + ca->counts = NULL; + else { + ca->counts = vzalloc(sizeof(*ca->counts) * nr_blocks); + if (!ca->counts) + return -ENOMEM; + } return 0; } +static void ca_destroy(struct count_array *ca) +{ + vfree(ca->counts); +} + static int ca_load(struct count_array *ca, struct dm_space_map *sm) { int r; @@ -126,12 +137,14 @@ static int ca_load(struct count_array *ca, struct dm_space_map *sm) static int ca_extend(struct count_array *ca, dm_block_t extra_blocks) { dm_block_t nr_blocks = ca->nr + extra_blocks; - uint32_t *counts = kzalloc(sizeof(*counts) * nr_blocks, GFP_KERNEL); + uint32_t *counts = vzalloc(sizeof(*counts) * nr_blocks); if (!counts) return -ENOMEM; - memcpy(counts, ca->counts, sizeof(*counts) * ca->nr); - kfree(ca->counts); + if (ca->counts) { + memcpy(counts, ca->counts, sizeof(*counts) * ca->nr); + ca_destroy(ca); + } ca->nr = nr_blocks; ca->nr_free += extra_blocks; ca->counts = counts; @@ -151,11 +164,6 @@ static int ca_commit(struct count_array *old, struct count_array *new) return 0; } -static void ca_destroy(struct count_array *ca) -{ - kfree(ca->counts); -} - /*----------------------------------------------------------------*/ struct sm_checker { @@ -343,25 +351,25 @@ struct dm_space_map *dm_sm_checker_create(struct dm_space_map *sm) int r; struct sm_checker *smc; - if (!sm) - return NULL; + if (IS_ERR_OR_NULL(sm)) + return ERR_PTR(-EINVAL); smc = kmalloc(sizeof(*smc), GFP_KERNEL); if (!smc) - return NULL; + return ERR_PTR(-ENOMEM); memcpy(&smc->sm, &ops_, sizeof(smc->sm)); r = ca_create(&smc->old_counts, sm); if (r) { kfree(smc); - return NULL; + return ERR_PTR(r); } r = ca_create(&smc->counts, sm); if (r) { ca_destroy(&smc->old_counts); kfree(smc); - return NULL; + return ERR_PTR(r); } smc->real_sm = sm; @@ -371,7 +379,7 @@ struct dm_space_map *dm_sm_checker_create(struct dm_space_map *sm) ca_destroy(&smc->counts); ca_destroy(&smc->old_counts); kfree(smc); - return NULL; + return ERR_PTR(r); } r = ca_commit(&smc->old_counts, &smc->counts); @@ -379,7 +387,7 @@ struct dm_space_map *dm_sm_checker_create(struct dm_space_map *sm) ca_destroy(&smc->counts); ca_destroy(&smc->old_counts); kfree(smc); - return NULL; + return ERR_PTR(r); } return &smc->sm; @@ -391,25 +399,25 @@ struct dm_space_map *dm_sm_checker_create_fresh(struct dm_space_map *sm) int r; struct sm_checker *smc; - if (!sm) - return NULL; + if (IS_ERR_OR_NULL(sm)) + return ERR_PTR(-EINVAL); smc = kmalloc(sizeof(*smc), GFP_KERNEL); if (!smc) - return NULL; + return ERR_PTR(-ENOMEM); memcpy(&smc->sm, &ops_, sizeof(smc->sm)); r = ca_create(&smc->old_counts, sm); if (r) { kfree(smc); - return NULL; + return ERR_PTR(r); } r = ca_create(&smc->counts, sm); if (r) { ca_destroy(&smc->old_counts); kfree(smc); - return NULL; + return ERR_PTR(r); } smc->real_sm = sm; diff --git a/drivers/md/persistent-data/dm-space-map-disk.c b/drivers/md/persistent-data/dm-space-map-disk.c index fc469ba9f62..3d0ed533288 100644 --- a/drivers/md/persistent-data/dm-space-map-disk.c +++ b/drivers/md/persistent-data/dm-space-map-disk.c @@ -290,7 +290,16 @@ struct dm_space_map *dm_sm_disk_create(struct dm_transaction_manager *tm, dm_block_t nr_blocks) { struct dm_space_map *sm = dm_sm_disk_create_real(tm, nr_blocks); - return dm_sm_checker_create_fresh(sm); + struct dm_space_map *smc; + + if (IS_ERR_OR_NULL(sm)) + return sm; + + smc = dm_sm_checker_create_fresh(sm); + if (IS_ERR(smc)) + dm_sm_destroy(sm); + + return smc; } EXPORT_SYMBOL_GPL(dm_sm_disk_create); diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c index 400fe144c0c..e5604b32d91 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.c +++ b/drivers/md/persistent-data/dm-transaction-manager.c @@ -138,6 +138,9 @@ EXPORT_SYMBOL_GPL(dm_tm_create_non_blocking_clone); void dm_tm_destroy(struct dm_transaction_manager *tm) { + if (!tm->is_clone) + wipe_shadow_table(tm); + kfree(tm); } EXPORT_SYMBOL_GPL(dm_tm_destroy); @@ -344,8 +347,10 @@ static int dm_tm_create_internal(struct dm_block_manager *bm, } *sm = dm_sm_checker_create(inner); - if (!*sm) + if (IS_ERR(*sm)) { + r = PTR_ERR(*sm); goto bad2; + } } else { r = dm_bm_write_lock(dm_tm_get_bm(*tm), sb_location, @@ -364,8 +369,10 @@ static int dm_tm_create_internal(struct dm_block_manager *bm, } *sm = dm_sm_checker_create(inner); - if (!*sm) + if (IS_ERR(*sm)) { + r = PTR_ERR(*sm); goto bad2; + } } return 0; diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index a9c7981ddd2..8c2754f835e 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -517,8 +517,8 @@ static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, int *max_sect int bad_sectors; int disk = start_disk + i; - if (disk >= conf->raid_disks) - disk -= conf->raid_disks; + if (disk >= conf->raid_disks * 2) + disk -= conf->raid_disks * 2; rdev = rcu_dereference(conf->mirrors[disk].rdev); if (r1_bio->bios[disk] == IO_BLOCKED @@ -883,7 +883,6 @@ static void make_request(struct mddev *mddev, struct bio * bio) const unsigned long do_sync = (bio->bi_rw & REQ_SYNC); const unsigned long do_flush_fua = (bio->bi_rw & (REQ_FLUSH | REQ_FUA)); struct md_rdev *blocked_rdev; - int plugged; int first_clone; int sectors_handled; int max_sectors; @@ -1034,7 +1033,6 @@ read_again: * the bad blocks. Each set of writes gets it's own r1bio * with a set of bios attached. */ - plugged = mddev_check_plugged(mddev); disks = conf->raid_disks * 2; retry_write: @@ -1191,6 +1189,8 @@ read_again: bio_list_add(&conf->pending_bio_list, mbio); conf->pending_count++; spin_unlock_irqrestore(&conf->device_lock, flags); + if (!mddev_check_plugged(mddev)) + md_wakeup_thread(mddev->thread); } /* Mustn't call r1_bio_write_done before this next test, * as it could result in the bio being freed. @@ -1213,9 +1213,6 @@ read_again: /* In case raid1d snuck in to freeze_array */ wake_up(&conf->wait_barrier); - - if (do_sync || !bitmap || !plugged) - md_wakeup_thread(mddev->thread); } static void status(struct seq_file *seq, struct mddev *mddev) @@ -2621,7 +2618,7 @@ static struct r1conf *setup_conf(struct mddev *mddev) goto abort; } err = -ENOMEM; - conf->thread = md_register_thread(raid1d, mddev, NULL); + conf->thread = md_register_thread(raid1d, mddev, "raid1"); if (!conf->thread) { printk(KERN_ERR "md/raid1:%s: couldn't allocate thread\n", diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 99ae6068e45..8da6282254c 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1039,7 +1039,6 @@ static void make_request(struct mddev *mddev, struct bio * bio) const unsigned long do_fua = (bio->bi_rw & REQ_FUA); unsigned long flags; struct md_rdev *blocked_rdev; - int plugged; int sectors_handled; int max_sectors; int sectors; @@ -1239,7 +1238,6 @@ read_again: * of r10_bios is recored in bio->bi_phys_segments just as with * the read case. */ - plugged = mddev_check_plugged(mddev); r10_bio->read_slot = -1; /* make sure repl_bio gets freed */ raid10_find_phys(conf, r10_bio); @@ -1396,6 +1394,8 @@ retry_write: bio_list_add(&conf->pending_bio_list, mbio); conf->pending_count++; spin_unlock_irqrestore(&conf->device_lock, flags); + if (!mddev_check_plugged(mddev)) + md_wakeup_thread(mddev->thread); if (!r10_bio->devs[i].repl_bio) continue; @@ -1423,6 +1423,8 @@ retry_write: bio_list_add(&conf->pending_bio_list, mbio); conf->pending_count++; spin_unlock_irqrestore(&conf->device_lock, flags); + if (!mddev_check_plugged(mddev)) + md_wakeup_thread(mddev->thread); } /* Don't remove the bias on 'remaining' (one_write_done) until @@ -1448,9 +1450,6 @@ retry_write: /* In case raid10d snuck in to freeze_array */ wake_up(&conf->wait_barrier); - - if (do_sync || !mddev->bitmap || !plugged) - md_wakeup_thread(mddev->thread); } static void status(struct seq_file *seq, struct mddev *mddev) @@ -2310,7 +2309,7 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 if (r10_sync_page_io(rdev, r10_bio->devs[sl].addr + sect, - s<<9, conf->tmppage, WRITE) + s, conf->tmppage, WRITE) == 0) { /* Well, this device is dead */ printk(KERN_NOTICE @@ -2349,7 +2348,7 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 switch (r10_sync_page_io(rdev, r10_bio->devs[sl].addr + sect, - s<<9, conf->tmppage, + s, conf->tmppage, READ)) { case 0: /* Well, this device is dead */ @@ -2512,7 +2511,7 @@ read_more: slot = r10_bio->read_slot; printk_ratelimited( KERN_ERR - "md/raid10:%s: %s: redirecting" + "md/raid10:%s: %s: redirecting " "sector %llu to another mirror\n", mdname(mddev), bdevname(rdev->bdev, b), @@ -2661,7 +2660,8 @@ static void raid10d(struct mddev *mddev) blk_start_plug(&plug); for (;;) { - flush_pending_writes(conf); + if (atomic_read(&mddev->plug_cnt) == 0) + flush_pending_writes(conf); spin_lock_irqsave(&conf->device_lock, flags); if (list_empty(head)) { @@ -2890,6 +2890,12 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, /* want to reconstruct this device */ rb2 = r10_bio; sect = raid10_find_virt(conf, sector_nr, i); + if (sect >= mddev->resync_max_sectors) { + /* last stripe is not complete - don't + * try to recover this sector. + */ + continue; + } /* Unless we are doing a full sync, or a replacement * we only need to recover the block if it is set in * the bitmap @@ -3421,7 +3427,7 @@ static struct r10conf *setup_conf(struct mddev *mddev) spin_lock_init(&conf->resync_lock); init_waitqueue_head(&conf->wait_barrier); - conf->thread = md_register_thread(raid10d, mddev, NULL); + conf->thread = md_register_thread(raid10d, mddev, "raid10"); if (!conf->thread) goto out; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index d26767246d2..04348d76bb3 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -196,12 +196,14 @@ static void __release_stripe(struct r5conf *conf, struct stripe_head *sh) BUG_ON(!list_empty(&sh->lru)); BUG_ON(atomic_read(&conf->active_stripes)==0); if (test_bit(STRIPE_HANDLE, &sh->state)) { - if (test_bit(STRIPE_DELAYED, &sh->state)) + if (test_bit(STRIPE_DELAYED, &sh->state) && + !test_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) list_add_tail(&sh->lru, &conf->delayed_list); else if (test_bit(STRIPE_BIT_DELAY, &sh->state) && sh->bm_seq - conf->seq_write > 0) list_add_tail(&sh->lru, &conf->bitmap_list); else { + clear_bit(STRIPE_DELAYED, &sh->state); clear_bit(STRIPE_BIT_DELAY, &sh->state); list_add_tail(&sh->lru, &conf->handle_list); } @@ -606,6 +608,12 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) * a chance*/ md_check_recovery(conf->mddev); } + /* + * Because md_wait_for_blocked_rdev + * will dec nr_pending, we must + * increment it first. + */ + atomic_inc(&rdev->nr_pending); md_wait_for_blocked_rdev(rdev, conf->mddev); } else { /* Acknowledged bad block - skip the write */ @@ -1737,6 +1745,7 @@ static void raid5_end_read_request(struct bio * bi, int error) } else { const char *bdn = bdevname(rdev->bdev, b); int retry = 0; + int set_bad = 0; clear_bit(R5_UPTODATE, &sh->dev[i].flags); atomic_inc(&rdev->read_errors); @@ -1748,7 +1757,8 @@ static void raid5_end_read_request(struct bio * bi, int error) mdname(conf->mddev), (unsigned long long)s, bdn); - else if (conf->mddev->degraded >= conf->max_degraded) + else if (conf->mddev->degraded >= conf->max_degraded) { + set_bad = 1; printk_ratelimited( KERN_WARNING "md/raid:%s: read error not correctable " @@ -1756,8 +1766,9 @@ static void raid5_end_read_request(struct bio * bi, int error) mdname(conf->mddev), (unsigned long long)s, bdn); - else if (test_bit(R5_ReWrite, &sh->dev[i].flags)) + } else if (test_bit(R5_ReWrite, &sh->dev[i].flags)) { /* Oh, no!!! */ + set_bad = 1; printk_ratelimited( KERN_WARNING "md/raid:%s: read error NOT corrected!! " @@ -1765,7 +1776,7 @@ static void raid5_end_read_request(struct bio * bi, int error) mdname(conf->mddev), (unsigned long long)s, bdn); - else if (atomic_read(&rdev->read_errors) + } else if (atomic_read(&rdev->read_errors) > conf->max_nr_stripes) printk(KERN_WARNING "md/raid:%s: Too many read errors, failing device %s.\n", @@ -1777,7 +1788,11 @@ static void raid5_end_read_request(struct bio * bi, int error) else { clear_bit(R5_ReadError, &sh->dev[i].flags); clear_bit(R5_ReWrite, &sh->dev[i].flags); - md_error(conf->mddev, rdev); + if (!(set_bad + && test_bit(In_sync, &rdev->flags) + && rdev_set_badblocks( + rdev, sh->sector, STRIPE_SECTORS, 0))) + md_error(conf->mddev, rdev); } } rdev_dec_pending(rdev, conf->mddev); @@ -3582,8 +3597,18 @@ static void handle_stripe(struct stripe_head *sh) finish: /* wait for this device to become unblocked */ - if (conf->mddev->external && unlikely(s.blocked_rdev)) - md_wait_for_blocked_rdev(s.blocked_rdev, conf->mddev); + if (unlikely(s.blocked_rdev)) { + if (conf->mddev->external) + md_wait_for_blocked_rdev(s.blocked_rdev, + conf->mddev); + else + /* Internal metadata will immediately + * be written by raid5d, so we don't + * need to wait here. + */ + rdev_dec_pending(s.blocked_rdev, + conf->mddev); + } if (s.handle_bad_blocks) for (i = disks; i--; ) { @@ -3881,8 +3906,6 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio) raid_bio->bi_next = (void*)rdev; align_bi->bi_bdev = rdev->bdev; align_bi->bi_flags &= ~(1 << BIO_SEG_VALID); - /* No reshape active, so we can trust rdev->data_offset */ - align_bi->bi_sector += rdev->data_offset; if (!bio_fits_rdev(align_bi) || is_badblock(rdev, align_bi->bi_sector, align_bi->bi_size>>9, @@ -3893,6 +3916,9 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio) return 0; } + /* No reshape active, so we can trust rdev->data_offset */ + align_bi->bi_sector += rdev->data_offset; + spin_lock_irq(&conf->device_lock); wait_event_lock_irq(conf->wait_for_stripe, conf->quiesce == 0, @@ -3971,7 +3997,6 @@ static void make_request(struct mddev *mddev, struct bio * bi) struct stripe_head *sh; const int rw = bio_data_dir(bi); int remaining; - int plugged; if (unlikely(bi->bi_rw & REQ_FLUSH)) { md_flush_request(mddev, bi); @@ -3990,7 +4015,6 @@ static void make_request(struct mddev *mddev, struct bio * bi) bi->bi_next = NULL; bi->bi_phys_segments = 1; /* over-loaded to count active stripes */ - plugged = mddev_check_plugged(mddev); for (;logical_sector < last_sector; logical_sector += STRIPE_SECTORS) { DEFINE_WAIT(w); int previous; @@ -4092,6 +4116,7 @@ static void make_request(struct mddev *mddev, struct bio * bi) if ((bi->bi_rw & REQ_SYNC) && !test_and_set_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) atomic_inc(&conf->preread_active_stripes); + mddev_check_plugged(mddev); release_stripe(sh); } else { /* cannot get stripe for read-ahead, just give-up */ @@ -4099,10 +4124,7 @@ static void make_request(struct mddev *mddev, struct bio * bi) finish_wait(&conf->wait_for_overlap, &w); break; } - } - if (!plugged) - md_wakeup_thread(mddev->thread); spin_lock_irq(&conf->device_lock); remaining = raid5_dec_bi_phys_segments(bi); @@ -4823,6 +4845,7 @@ static struct r5conf *setup_conf(struct mddev *mddev) int raid_disk, memory, max_disks; struct md_rdev *rdev; struct disk_info *disk; + char pers_name[6]; if (mddev->new_level != 5 && mddev->new_level != 4 @@ -4946,7 +4969,8 @@ static struct r5conf *setup_conf(struct mddev *mddev) printk(KERN_INFO "md/raid:%s: allocated %dkB\n", mdname(mddev), memory); - conf->thread = md_register_thread(raid5d, mddev, NULL); + sprintf(pers_name, "raid%d", mddev->new_level); + conf->thread = md_register_thread(raid5d, mddev, pers_name); if (!conf->thread) { printk(KERN_ERR "md/raid:%s: couldn't allocate thread.\n", @@ -5465,10 +5489,9 @@ static int raid5_add_disk(struct mddev *mddev, struct md_rdev *rdev) if (rdev->saved_raid_disk >= 0 && rdev->saved_raid_disk >= first && conf->disks[rdev->saved_raid_disk].rdev == NULL) - disk = rdev->saved_raid_disk; - else - disk = first; - for ( ; disk <= last ; disk++) { + first = rdev->saved_raid_disk; + + for (disk = first; disk <= last; disk++) { p = conf->disks + disk; if (p->rdev == NULL) { clear_bit(In_sync, &rdev->flags); @@ -5477,8 +5500,11 @@ static int raid5_add_disk(struct mddev *mddev, struct md_rdev *rdev) if (rdev->saved_raid_disk != disk) conf->fullsync = 1; rcu_assign_pointer(p->rdev, rdev); - break; + goto out; } + } + for (disk = first; disk <= last; disk++) { + p = conf->disks + disk; if (test_bit(WantReplacement, &p->rdev->flags) && p->replacement == NULL) { clear_bit(In_sync, &rdev->flags); @@ -5490,6 +5516,7 @@ static int raid5_add_disk(struct mddev *mddev, struct md_rdev *rdev) break; } } +out: print_raid5_conf(conf); return err; } diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index b38d8a78f6a..6e5338a071c 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -223,6 +223,7 @@ static struct tegra_sdhci_platform_data * __devinit sdhci_tegra_dt_parse_pdata( { struct tegra_sdhci_platform_data *plat; struct device_node *np = pdev->dev.of_node; + u32 bus_width; if (!np) return NULL; @@ -236,7 +237,9 @@ static struct tegra_sdhci_platform_data * __devinit sdhci_tegra_dt_parse_pdata( plat->cd_gpio = of_get_named_gpio(np, "cd-gpios", 0); plat->wp_gpio = of_get_named_gpio(np, "wp-gpios", 0); plat->power_gpio = of_get_named_gpio(np, "power-gpios", 0); - if (of_find_property(np, "support-8bit", NULL)) + + if (of_property_read_u32(np, "bus-width", &bus_width) == 0 && + bus_width == 8) plat->is_8bit = 1; return plat; diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c index 41371ba1a81..f3f6cfedd69 100644 --- a/drivers/mtd/nand/cafe_nand.c +++ b/drivers/mtd/nand/cafe_nand.c @@ -102,7 +102,7 @@ static const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL }; static int cafe_device_ready(struct mtd_info *mtd) { struct cafe_priv *cafe = mtd->priv; - int result = !!(cafe_readl(cafe, NAND_STATUS) | 0x40000000); + int result = !!(cafe_readl(cafe, NAND_STATUS) & 0x40000000); uint32_t irqs = cafe_readl(cafe, NAND_IRQ); cafe_writel(cafe, irqs, NAND_IRQ); diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index d47586cf64c..a11253a0fca 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -3501,6 +3501,13 @@ int nand_scan_tail(struct mtd_info *mtd) /* propagate ecc info to mtd_info */ mtd->ecclayout = chip->ecc.layout; mtd->ecc_strength = chip->ecc.strength; + /* + * Initialize bitflip_threshold to its default prior scan_bbt() call. + * scan_bbt() might invoke mtd_read(), thus bitflip_threshold must be + * properly set. + */ + if (!mtd->bitflip_threshold) + mtd->bitflip_threshold = mtd->ecc_strength; /* Check, if we should skip the bad block table scan */ if (chip->options & NAND_SKIP_BBTSCAN) diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 0741aded9eb..f2db8fca46a 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -1804,18 +1804,16 @@ void gfar_configure_coalescing(struct gfar_private *priv, if (priv->mode == MQ_MG_MODE) { baddr = ®s->txic0; for_each_set_bit(i, &tx_mask, priv->num_tx_queues) { - if (likely(priv->tx_queue[i]->txcoalescing)) { - gfar_write(baddr + i, 0); + gfar_write(baddr + i, 0); + if (likely(priv->tx_queue[i]->txcoalescing)) gfar_write(baddr + i, priv->tx_queue[i]->txic); - } } baddr = ®s->rxic0; for_each_set_bit(i, &rx_mask, priv->num_rx_queues) { - if (likely(priv->rx_queue[i]->rxcoalescing)) { - gfar_write(baddr + i, 0); + gfar_write(baddr + i, 0); + if (likely(priv->rx_queue[i]->rxcoalescing)) gfar_write(baddr + i, priv->rx_queue[i]->rxic); - } } } } diff --git a/drivers/net/ethernet/intel/e1000e/defines.h b/drivers/net/ethernet/intel/e1000e/defines.h index 351a4097b2b..76edbc1be33 100644 --- a/drivers/net/ethernet/intel/e1000e/defines.h +++ b/drivers/net/ethernet/intel/e1000e/defines.h @@ -103,6 +103,7 @@ #define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */ #define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */ #define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */ +#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */ #define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */ #define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */ diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 31d37a2b5ba..623e30b9964 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -496,7 +496,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter, * @sk_buff: socket buffer with received data **/ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, - __le16 csum, struct sk_buff *skb) + struct sk_buff *skb) { u16 status = (u16)status_err; u8 errors = (u8)(status_err >> 24); @@ -511,8 +511,8 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, if (status & E1000_RXD_STAT_IXSM) return; - /* TCP/UDP checksum error bit is set */ - if (errors & E1000_RXD_ERR_TCPE) { + /* TCP/UDP checksum error bit or IP checksum error bit is set */ + if (errors & (E1000_RXD_ERR_TCPE | E1000_RXD_ERR_IPE)) { /* let the stack verify checksum errors */ adapter->hw_csum_err++; return; @@ -523,19 +523,7 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, return; /* It must be a TCP or UDP packet with a valid checksum */ - if (status & E1000_RXD_STAT_TCPCS) { - /* TCP checksum is good */ - skb->ip_summed = CHECKSUM_UNNECESSARY; - } else { - /* - * IP fragment with UDP payload - * Hardware complements the payload checksum, so we undo it - * and then put the value in host order for further stack use. - */ - __sum16 sum = (__force __sum16)swab16((__force u16)csum); - skb->csum = csum_unfold(~sum); - skb->ip_summed = CHECKSUM_COMPLETE; - } + skb->ip_summed = CHECKSUM_UNNECESSARY; adapter->hw_csum_good++; } @@ -954,8 +942,7 @@ static bool e1000_clean_rx_irq(struct e1000_ring *rx_ring, int *work_done, skb_put(skb, length); /* Receive Checksum Offload */ - e1000_rx_checksum(adapter, staterr, - rx_desc->wb.lower.hi_dword.csum_ip.csum, skb); + e1000_rx_checksum(adapter, staterr, skb); e1000_rx_hash(netdev, rx_desc->wb.lower.hi_dword.rss, skb); @@ -1341,8 +1328,7 @@ copydone: total_rx_bytes += skb->len; total_rx_packets++; - e1000_rx_checksum(adapter, staterr, - rx_desc->wb.lower.hi_dword.csum_ip.csum, skb); + e1000_rx_checksum(adapter, staterr, skb); e1000_rx_hash(netdev, rx_desc->wb.lower.hi_dword.rss, skb); @@ -1512,9 +1498,8 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_ring *rx_ring, int *work_done, } } - /* Receive Checksum Offload XXX recompute due to CRC strip? */ - e1000_rx_checksum(adapter, staterr, - rx_desc->wb.lower.hi_dword.csum_ip.csum, skb); + /* Receive Checksum Offload */ + e1000_rx_checksum(adapter, staterr, skb); e1000_rx_hash(netdev, rx_desc->wb.lower.hi_dword.rss, skb); @@ -3098,19 +3083,10 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) /* Enable Receive Checksum Offload for TCP and UDP */ rxcsum = er32(RXCSUM); - if (adapter->netdev->features & NETIF_F_RXCSUM) { + if (adapter->netdev->features & NETIF_F_RXCSUM) rxcsum |= E1000_RXCSUM_TUOFL; - - /* - * IPv4 payload checksum for UDP fragments must be - * used in conjunction with packet-split. - */ - if (adapter->rx_ps_pages) - rxcsum |= E1000_RXCSUM_IPPCSE; - } else { + else rxcsum &= ~E1000_RXCSUM_TUOFL; - /* no need to clear IPPCSE as it defaults to 0 */ - } ew32(RXCSUM, rxcsum); if (adapter->hw.mac.type == e1000_pch2lan) { @@ -5241,22 +5217,10 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu) int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN; /* Jumbo frame support */ - if (max_frame > ETH_FRAME_LEN + ETH_FCS_LEN) { - if (!(adapter->flags & FLAG_HAS_JUMBO_FRAMES)) { - e_err("Jumbo Frames not supported.\n"); - return -EINVAL; - } - - /* - * IP payload checksum (enabled with jumbos/packet-split when - * Rx checksum is enabled) and generation of RSS hash is - * mutually exclusive in the hardware. - */ - if ((netdev->features & NETIF_F_RXCSUM) && - (netdev->features & NETIF_F_RXHASH)) { - e_err("Jumbo frames cannot be enabled when both receive checksum offload and receive hashing are enabled. Disable one of the receive offload features before enabling jumbos.\n"); - return -EINVAL; - } + if ((max_frame > ETH_FRAME_LEN + ETH_FCS_LEN) && + !(adapter->flags & FLAG_HAS_JUMBO_FRAMES)) { + e_err("Jumbo Frames not supported.\n"); + return -EINVAL; } /* Supported frame sizes */ @@ -6030,17 +5994,6 @@ static int e1000_set_features(struct net_device *netdev, NETIF_F_RXALL))) return 0; - /* - * IP payload checksum (enabled with jumbos/packet-split when Rx - * checksum is enabled) and generation of RSS hash is mutually - * exclusive in the hardware. - */ - if (adapter->rx_ps_pages && - (features & NETIF_F_RXCSUM) && (features & NETIF_F_RXHASH)) { - e_err("Enabling both receive checksum offload and receive hashing is not possible with jumbo frames. Disable jumbos or enable only one of the receive offload features.\n"); - return -EINVAL; - } - if (changed & NETIF_F_RXFCS) { if (features & NETIF_F_RXFCS) { adapter->flags2 &= ~FLAG2_CRC_STRIPPING; diff --git a/drivers/net/ethernet/intel/igbvf/ethtool.c b/drivers/net/ethernet/intel/igbvf/ethtool.c index 8ce67064b9c..90eef07943f 100644 --- a/drivers/net/ethernet/intel/igbvf/ethtool.c +++ b/drivers/net/ethernet/intel/igbvf/ethtool.c @@ -357,21 +357,28 @@ static int igbvf_set_coalesce(struct net_device *netdev, struct igbvf_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - if ((ec->rx_coalesce_usecs > IGBVF_MAX_ITR_USECS) || - ((ec->rx_coalesce_usecs > 3) && - (ec->rx_coalesce_usecs < IGBVF_MIN_ITR_USECS)) || - (ec->rx_coalesce_usecs == 2)) - return -EINVAL; - - /* convert to rate of irq's per second */ - if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) { + if ((ec->rx_coalesce_usecs >= IGBVF_MIN_ITR_USECS) && + (ec->rx_coalesce_usecs <= IGBVF_MAX_ITR_USECS)) { + adapter->current_itr = ec->rx_coalesce_usecs << 2; + adapter->requested_itr = 1000000000 / + (adapter->current_itr * 256); + } else if ((ec->rx_coalesce_usecs == 3) || + (ec->rx_coalesce_usecs == 2)) { adapter->current_itr = IGBVF_START_ITR; adapter->requested_itr = ec->rx_coalesce_usecs; - } else { - adapter->current_itr = ec->rx_coalesce_usecs << 2; + } else if (ec->rx_coalesce_usecs == 0) { + /* + * The user's desire is to turn off interrupt throttling + * altogether, but due to HW limitations, we can't do that. + * Instead we set a very small value in EITR, which would + * allow ~967k interrupts per second, but allow the adapter's + * internal clocking to still function properly. + */ + adapter->current_itr = 4; adapter->requested_itr = 1000000000 / (adapter->current_itr * 256); - } + } else + return -EINVAL; writel(adapter->current_itr, hw->hw_addr + adapter->rx_ring->itr_register); diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index d614c374ed9..3b5c4571b55 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -15,6 +15,7 @@ #include <linux/kernel.h> #include <linux/spinlock.h> #include <linux/device.h> +#include <linux/module.h> #include <linux/slab.h> #include <linux/err.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 3767a122586..b01960fcfbc 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -197,6 +197,10 @@ err: static int qmi_wwan_cdc_wdm_manage_power(struct usb_interface *intf, int on) { struct usbnet *dev = usb_get_intfdata(intf); + + /* can be called while disconnecting */ + if (!dev) + return 0; return qmi_wwan_manage_power(dev, on); } diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index c54b7d37bff..420d69b2674 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -143,6 +143,7 @@ struct ath_common { u32 keymax; DECLARE_BITMAP(keymap, ATH_KEYMAX); DECLARE_BITMAP(tkip_keymap, ATH_KEYMAX); + DECLARE_BITMAP(ccmp_keymap, ATH_KEYMAX); enum ath_crypt_caps crypt_caps; unsigned int clockrate; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 1c68e564f50..995ca8e1302 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -622,7 +622,7 @@ static int __ath9k_hw_init(struct ath_hw *ah) if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_AUTO) { if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCI || - ((AR_SREV_9160(ah) || AR_SREV_9280(ah)) && + ((AR_SREV_9160(ah) || AR_SREV_9280(ah) || AR_SREV_9287(ah)) && !ah->is_pciexpress)) { ah->config.serialize_regmode = SER_REG_MODE_ON; diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index e1fcc68124d..0735aeb3b26 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -695,9 +695,9 @@ static bool ath_edma_get_buffers(struct ath_softc *sc, __skb_unlink(skb, &rx_edma->rx_fifo); list_add_tail(&bf->list, &sc->rx.rxbuf); ath_rx_edma_buf_link(sc, qtype); - } else { - bf = NULL; } + + bf = NULL; } *dest = bf; @@ -822,7 +822,8 @@ static bool ath9k_rx_accept(struct ath_common *common, * descriptor does contain a valid key index. This has been observed * mostly with CCMP encryption. */ - if (rx_stats->rs_keyix == ATH9K_RXKEYIX_INVALID) + if (rx_stats->rs_keyix == ATH9K_RXKEYIX_INVALID || + !test_bit(rx_stats->rs_keyix, common->ccmp_keymap)) rx_stats->rs_status &= ~ATH9K_RXERR_KEYMISS; if (!rx_stats->rs_datalen) { diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c index 0e81904956c..5c54aa43ca2 100644 --- a/drivers/net/wireless/ath/key.c +++ b/drivers/net/wireless/ath/key.c @@ -556,6 +556,9 @@ int ath_key_config(struct ath_common *common, return -EIO; set_bit(idx, common->keymap); + if (key->cipher == WLAN_CIPHER_SUITE_CCMP) + set_bit(idx, common->ccmp_keymap); + if (key->cipher == WLAN_CIPHER_SUITE_TKIP) { set_bit(idx + 64, common->keymap); set_bit(idx, common->tkip_keymap); @@ -582,6 +585,7 @@ void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key) return; clear_bit(key->hw_key_idx, common->keymap); + clear_bit(key->hw_key_idx, common->ccmp_keymap); if (key->cipher != WLAN_CIPHER_SUITE_TKIP) return; diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/iwl-mac80211.c index 3ee23134c02..013680332f0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c +++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c @@ -796,6 +796,18 @@ int iwlagn_mac_sta_state(struct ieee80211_hw *hw, switch (op) { case ADD: ret = iwlagn_mac_sta_add(hw, vif, sta); + if (ret) + break; + /* + * Clear the in-progress flag, the AP station entry was added + * but we'll initialize LQ only when we've associated (which + * would also clear the in-progress flag). This is necessary + * in case we never initialize LQ because association fails. + */ + spin_lock_bh(&priv->sta_lock); + priv->stations[iwl_sta_id(sta)].used &= + ~IWL_STA_UCODE_INPROGRESS; + spin_unlock_bh(&priv->sta_lock); break; case REMOVE: ret = iwlagn_mac_sta_remove(hw, vif, sta); diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c index 9c44088054d..900ee129e82 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c @@ -256,7 +256,8 @@ mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta, else last_seq = priv->rx_seq[tid]; - if (last_seq >= new_node->start_win) + if (last_seq != MWIFIEX_DEF_11N_RX_SEQ_NUM && + last_seq >= new_node->start_win) new_node->start_win = last_seq + 1; new_node->win_size = win_size; @@ -596,5 +597,5 @@ void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv) spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); INIT_LIST_HEAD(&priv->rx_reorder_tbl_ptr); - memset(priv->rx_seq, 0, sizeof(priv->rx_seq)); + mwifiex_reset_11n_rx_seq_num(priv); } diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.h b/drivers/net/wireless/mwifiex/11n_rxreorder.h index f1bffebabc6..6c9815a0f5d 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.h +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.h @@ -37,6 +37,13 @@ #define ADDBA_RSP_STATUS_ACCEPT 0 +#define MWIFIEX_DEF_11N_RX_SEQ_NUM 0xffff + +static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv) +{ + memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq)); +} + int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *, u16 seqNum, u16 tid, u8 *ta, diff --git a/drivers/net/wireless/mwifiex/ie.c b/drivers/net/wireless/mwifiex/ie.c index ceb82cd749c..383820a52be 100644 --- a/drivers/net/wireless/mwifiex/ie.c +++ b/drivers/net/wireless/mwifiex/ie.c @@ -213,6 +213,7 @@ mwifiex_update_uap_custom_ie(struct mwifiex_private *priv, /* save assoc resp ie index after auto-indexing */ *assoc_idx = *((u16 *)pos); + kfree(ap_custom_ie); return ret; } diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index e0377473282..fc8a9bfa124 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -978,10 +978,10 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter, dev_dbg(adapter->dev, "info: --- Rx: Event ---\n"); adapter->event_cause = *(u32 *) skb->data; - skb_pull(skb, MWIFIEX_EVENT_HEADER_LEN); - if ((skb->len > 0) && (skb->len < MAX_EVENT_SIZE)) - memcpy(adapter->event_body, skb->data, skb->len); + memcpy(adapter->event_body, + skb->data + MWIFIEX_EVENT_HEADER_LEN, + skb->len); /* event cause has been saved to adapter->event_cause */ adapter->event_received = true; diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index 4ace5a3dcd2..11e731f3581 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -406,9 +406,9 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) break; case EVENT_UAP_STA_ASSOC: - skb_pull(adapter->event_skb, MWIFIEX_UAP_EVENT_EXTRA_HEADER); memset(&sinfo, 0, sizeof(sinfo)); - event = (struct mwifiex_assoc_event *)adapter->event_skb->data; + event = (struct mwifiex_assoc_event *) + (adapter->event_body + MWIFIEX_UAP_EVENT_EXTRA_HEADER); if (le16_to_cpu(event->type) == TLV_TYPE_UAP_MGMT_FRAME) { len = -1; @@ -433,9 +433,8 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) GFP_KERNEL); break; case EVENT_UAP_STA_DEAUTH: - skb_pull(adapter->event_skb, MWIFIEX_UAP_EVENT_EXTRA_HEADER); - cfg80211_del_sta(priv->netdev, adapter->event_skb->data, - GFP_KERNEL); + cfg80211_del_sta(priv->netdev, adapter->event_body + + MWIFIEX_UAP_EVENT_EXTRA_HEADER, GFP_KERNEL); break; case EVENT_UAP_BSS_IDLE: priv->media_connected = false; diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c index 49ebf20c56e..22a5916564b 100644 --- a/drivers/net/wireless/mwifiex/usb.c +++ b/drivers/net/wireless/mwifiex/usb.c @@ -49,6 +49,7 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, struct device *dev = adapter->dev; u32 recv_type; __le32 tmp; + int ret; if (adapter->hs_activated) mwifiex_process_hs_config(adapter); @@ -69,16 +70,19 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, case MWIFIEX_USB_TYPE_CMD: if (skb->len > MWIFIEX_SIZE_OF_CMD_BUFFER) { dev_err(dev, "CMD: skb->len too large\n"); - return -1; + ret = -1; + goto exit_restore_skb; } else if (!adapter->curr_cmd) { dev_dbg(dev, "CMD: no curr_cmd\n"); if (adapter->ps_state == PS_STATE_SLEEP_CFM) { mwifiex_process_sleep_confirm_resp( adapter, skb->data, skb->len); - return 0; + ret = 0; + goto exit_restore_skb; } - return -1; + ret = -1; + goto exit_restore_skb; } adapter->curr_cmd->resp_skb = skb; @@ -87,20 +91,22 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, case MWIFIEX_USB_TYPE_EVENT: if (skb->len < sizeof(u32)) { dev_err(dev, "EVENT: skb->len too small\n"); - return -1; + ret = -1; + goto exit_restore_skb; } skb_copy_from_linear_data(skb, &tmp, sizeof(u32)); adapter->event_cause = le32_to_cpu(tmp); - skb_pull(skb, sizeof(u32)); dev_dbg(dev, "event_cause %#x\n", adapter->event_cause); if (skb->len > MAX_EVENT_SIZE) { dev_err(dev, "EVENT: event body too large\n"); - return -1; + ret = -1; + goto exit_restore_skb; } - skb_copy_from_linear_data(skb, adapter->event_body, - skb->len); + memcpy(adapter->event_body, skb->data + + MWIFIEX_EVENT_HEADER_LEN, skb->len); + adapter->event_received = true; adapter->event_skb = skb; break; @@ -124,6 +130,12 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, } return -EINPROGRESS; + +exit_restore_skb: + /* The buffer will be reused for further cmds/events */ + skb_push(skb, INTF_HEADER_LEN); + + return ret; } static void mwifiex_usb_rx_complete(struct urb *urb) diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index f3fc6551585..3fa4d417699 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -404,6 +404,8 @@ mwifiex_wmm_init(struct mwifiex_adapter *adapter) priv->add_ba_param.tx_win_size = MWIFIEX_AMPDU_DEF_TXWINSIZE; priv->add_ba_param.rx_win_size = MWIFIEX_AMPDU_DEF_RXWINSIZE; + mwifiex_reset_11n_rx_seq_num(priv); + atomic_set(&priv->wmm.tx_pkts_queued, 0); atomic_set(&priv->wmm.highest_queued_prio, HIGH_PRIO_TID); } @@ -1221,6 +1223,7 @@ mwifiex_dequeue_tx_packet(struct mwifiex_adapter *adapter) if (!ptr->is_11n_enabled || mwifiex_is_ba_stream_setup(priv, ptr, tid) || + priv->wps.session_enable || ((priv->sec_info.wpa_enabled || priv->sec_info.wpa2_enabled) && !priv->wpa_is_gtk_set)) { diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c index d228358e6a4..9970c2b1b19 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c @@ -301,9 +301,11 @@ static struct usb_device_id rtl8192c_usb_ids[] = { {RTL_USB_DEVICE(0x07b8, 0x8188, rtl92cu_hal_cfg)}, /*Abocom - Abocom*/ {RTL_USB_DEVICE(0x07b8, 0x8189, rtl92cu_hal_cfg)}, /*Funai - Abocom*/ {RTL_USB_DEVICE(0x0846, 0x9041, rtl92cu_hal_cfg)}, /*NetGear WNA1000M*/ + {RTL_USB_DEVICE(0x0bda, 0x5088, rtl92cu_hal_cfg)}, /*Thinkware-CC&C*/ {RTL_USB_DEVICE(0x0df6, 0x0052, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/ {RTL_USB_DEVICE(0x0df6, 0x005c, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/ {RTL_USB_DEVICE(0x0eb0, 0x9071, rtl92cu_hal_cfg)}, /*NO Brand - Etop*/ + {RTL_USB_DEVICE(0x4856, 0x0091, rtl92cu_hal_cfg)}, /*NetweeN - Feixun*/ /* HP - Lite-On ,8188CUS Slim Combo */ {RTL_USB_DEVICE(0x103c, 0x1629, rtl92cu_hal_cfg)}, {RTL_USB_DEVICE(0x13d3, 0x3357, rtl92cu_hal_cfg)}, /* AzureWave */ @@ -346,6 +348,7 @@ static struct usb_device_id rtl8192c_usb_ids[] = { {RTL_USB_DEVICE(0x07b8, 0x8178, rtl92cu_hal_cfg)}, /*Funai -Abocom*/ {RTL_USB_DEVICE(0x0846, 0x9021, rtl92cu_hal_cfg)}, /*Netgear-Sercomm*/ {RTL_USB_DEVICE(0x0b05, 0x17ab, rtl92cu_hal_cfg)}, /*ASUS-Edimax*/ + {RTL_USB_DEVICE(0x0bda, 0x8186, rtl92cu_hal_cfg)}, /*Realtek 92CE-VAU*/ {RTL_USB_DEVICE(0x0df6, 0x0061, rtl92cu_hal_cfg)}, /*Sitecom-Edimax*/ {RTL_USB_DEVICE(0x0e66, 0x0019, rtl92cu_hal_cfg)}, /*Hawking-Edimax*/ {RTL_USB_DEVICE(0x2001, 0x3307, rtl92cu_hal_cfg)}, /*D-Link-Cameo*/ diff --git a/drivers/net/wireless/ti/wlcore/Kconfig b/drivers/net/wireless/ti/wlcore/Kconfig index 54156b0b5c2..d7b907e6717 100644 --- a/drivers/net/wireless/ti/wlcore/Kconfig +++ b/drivers/net/wireless/ti/wlcore/Kconfig @@ -1,7 +1,6 @@ config WLCORE tristate "TI wlcore support" depends on WL_TI && GENERIC_HARDIRQS && MAC80211 - depends on INET select FW_LOADER ---help--- This module contains the main code for TI WLAN chips. It abstracts diff --git a/drivers/of/base.c b/drivers/of/base.c index d9bfd49b193..eada3f4ef80 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -511,6 +511,22 @@ out: } EXPORT_SYMBOL(of_find_node_with_property); +static const struct of_device_id *of_match_compat(const struct of_device_id *matches, + const char *compat) +{ + while (matches->name[0] || matches->type[0] || matches->compatible[0]) { + const char *cp = matches->compatible; + int len = strlen(cp); + + if (len > 0 && of_compat_cmp(compat, cp, len) == 0) + return matches; + + matches++; + } + + return NULL; +} + /** * of_match_node - Tell if an device_node has a matching of_match structure * @matches: array of of device match structures to search in @@ -521,9 +537,18 @@ EXPORT_SYMBOL(of_find_node_with_property); const struct of_device_id *of_match_node(const struct of_device_id *matches, const struct device_node *node) { + struct property *prop; + const char *cp; + if (!matches) return NULL; + of_property_for_each_string(node, "compatible", prop, cp) { + const struct of_device_id *match = of_match_compat(matches, cp); + if (match) + return match; + } + while (matches->name[0] || matches->type[0] || matches->compatible[0]) { int match = 1; if (matches->name[0]) @@ -532,10 +557,7 @@ const struct of_device_id *of_match_node(const struct of_device_id *matches, if (matches->type[0]) match &= node->type && !strcmp(matches->type, node->type); - if (matches->compatible[0]) - match &= of_device_is_compatible(node, - matches->compatible); - if (match) + if (match && !matches->compatible[0]) return matches; matches++; } diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 343ad29e211..3132ea068d9 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -462,4 +462,5 @@ int of_platform_populate(struct device_node *root, of_node_put(root); return rc; } +EXPORT_SYMBOL_GPL(of_platform_populate); #endif /* CONFIG_OF_ADDRESS */ diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 6986552b47e..77759c78cc2 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -3960,7 +3960,7 @@ void qlt_async_event(uint16_t code, struct scsi_qla_host *vha, { struct qla_hw_data *ha = vha->hw; struct qla_tgt *tgt = ha->tgt.qla_tgt; - int reason_code; + int login_code; ql_dbg(ql_dbg_tgt, vha, 0xe039, "scsi(%ld): ha state %d init_done %d oper_mode %d topo %d\n", @@ -4003,9 +4003,9 @@ void qlt_async_event(uint16_t code, struct scsi_qla_host *vha, { ql_dbg(ql_dbg_tgt_mgt, vha, 0xf03b, "qla_target(%d): Async LOOP_UP occured " - "(m[1]=%x, m[2]=%x, m[3]=%x, m[4]=%x)", vha->vp_idx, - le16_to_cpu(mailbox[1]), le16_to_cpu(mailbox[2]), - le16_to_cpu(mailbox[3]), le16_to_cpu(mailbox[4])); + "(m[0]=%x, m[1]=%x, m[2]=%x, m[3]=%x)", vha->vp_idx, + le16_to_cpu(mailbox[0]), le16_to_cpu(mailbox[1]), + le16_to_cpu(mailbox[2]), le16_to_cpu(mailbox[3])); if (tgt->link_reinit_iocb_pending) { qlt_send_notify_ack(vha, (void *)&tgt->link_reinit_iocb, 0, 0, 0, 0, 0, 0); @@ -4020,23 +4020,24 @@ void qlt_async_event(uint16_t code, struct scsi_qla_host *vha, case MBA_RSCN_UPDATE: ql_dbg(ql_dbg_tgt_mgt, vha, 0xf03c, "qla_target(%d): Async event %#x occured " - "(m[1]=%x, m[2]=%x, m[3]=%x, m[4]=%x)", vha->vp_idx, code, - le16_to_cpu(mailbox[1]), le16_to_cpu(mailbox[2]), - le16_to_cpu(mailbox[3]), le16_to_cpu(mailbox[4])); + "(m[0]=%x, m[1]=%x, m[2]=%x, m[3]=%x)", vha->vp_idx, code, + le16_to_cpu(mailbox[0]), le16_to_cpu(mailbox[1]), + le16_to_cpu(mailbox[2]), le16_to_cpu(mailbox[3])); break; case MBA_PORT_UPDATE: ql_dbg(ql_dbg_tgt_mgt, vha, 0xf03d, "qla_target(%d): Port update async event %#x " - "occured: updating the ports database (m[1]=%x, m[2]=%x, " - "m[3]=%x, m[4]=%x)", vha->vp_idx, code, - le16_to_cpu(mailbox[1]), le16_to_cpu(mailbox[2]), - le16_to_cpu(mailbox[3]), le16_to_cpu(mailbox[4])); - reason_code = le16_to_cpu(mailbox[2]); - if (reason_code == 0x4) + "occured: updating the ports database (m[0]=%x, m[1]=%x, " + "m[2]=%x, m[3]=%x)", vha->vp_idx, code, + le16_to_cpu(mailbox[0]), le16_to_cpu(mailbox[1]), + le16_to_cpu(mailbox[2]), le16_to_cpu(mailbox[3])); + + login_code = le16_to_cpu(mailbox[2]); + if (login_code == 0x4) ql_dbg(ql_dbg_tgt_mgt, vha, 0xf03e, "Async MB 2: Got PLOGI Complete\n"); - else if (reason_code == 0x7) + else if (login_code == 0x7) ql_dbg(ql_dbg_tgt_mgt, vha, 0xf03f, "Async MB 2: Port Logged Out\n"); break; @@ -4044,9 +4045,9 @@ void qlt_async_event(uint16_t code, struct scsi_qla_host *vha, default: ql_dbg(ql_dbg_tgt_mgt, vha, 0xf040, "qla_target(%d): Async event %#x occured: " - "ignore (m[1]=%x, m[2]=%x, m[3]=%x, m[4]=%x)", vha->vp_idx, - code, le16_to_cpu(mailbox[1]), le16_to_cpu(mailbox[2]), - le16_to_cpu(mailbox[3]), le16_to_cpu(mailbox[4])); + "ignore (m[0]=%x, m[1]=%x, m[2]=%x, m[3]=%x)", vha->vp_idx, + code, le16_to_cpu(mailbox[0]), le16_to_cpu(mailbox[1]), + le16_to_cpu(mailbox[2]), le16_to_cpu(mailbox[3])); break; } diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c index cb99da92006..87901fa74dd 100644 --- a/drivers/target/tcm_fc/tfc_sess.c +++ b/drivers/target/tcm_fc/tfc_sess.c @@ -58,7 +58,8 @@ static struct ft_tport *ft_tport_create(struct fc_lport *lport) struct ft_tport *tport; int i; - tport = rcu_dereference(lport->prov[FC_TYPE_FCP]); + tport = rcu_dereference_protected(lport->prov[FC_TYPE_FCP], + lockdep_is_held(&ft_lport_lock)); if (tport && tport->tpg) return tport; diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c index 8285d65cd20..02ebfd5f0e6 100644 --- a/drivers/watchdog/omap_wdt.c +++ b/drivers/watchdog/omap_wdt.c @@ -430,6 +430,12 @@ static int omap_wdt_resume(struct platform_device *pdev) #define omap_wdt_resume NULL #endif +static const struct of_device_id omap_wdt_of_match[] = { + { .compatible = "ti,omap3-wdt", }, + {}, +}; +MODULE_DEVICE_TABLE(of, omap_wdt_of_match); + static struct platform_driver omap_wdt_driver = { .probe = omap_wdt_probe, .remove = __devexit_p(omap_wdt_remove), @@ -439,6 +445,7 @@ static struct platform_driver omap_wdt_driver = { .driver = { .owner = THIS_MODULE, .name = "omap_wdt", + .of_match_table = omap_wdt_of_match, }, }; diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 7301cdb4b2c..a383c18e74e 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -301,10 +301,14 @@ static int __resolve_indirect_ref(struct btrfs_fs_info *fs_info, goto out; eb = path->nodes[level]; - if (!eb) { - WARN_ON(1); - ret = 1; - goto out; + while (!eb) { + if (!level) { + WARN_ON(1); + ret = 1; + goto out; + } + level--; + eb = path->nodes[level]; } ret = add_all_parents(root, path, parents, level, &ref->key_for_search, @@ -835,6 +839,7 @@ again: } ret = __add_delayed_refs(head, delayed_ref_seq, &prefs_delayed); + mutex_unlock(&head->mutex); if (ret) { spin_unlock(&delayed_refs->lock); goto out; @@ -928,8 +933,6 @@ again: } out: - if (head) - mutex_unlock(&head->mutex); btrfs_free_path(path); while (!list_empty(&prefs)) { ref = list_first_entry(&prefs, struct __prelim_ref, list); diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 15cbc2bf4ff..8206b390058 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1024,11 +1024,18 @@ __tree_mod_log_oldest_root(struct btrfs_fs_info *fs_info, if (!looped && !tm) return 0; /* - * we must have key remove operations in the log before the - * replace operation. + * if there are no tree operation for the oldest root, we simply + * return it. this should only happen if that (old) root is at + * level 0. */ - BUG_ON(!tm); + if (!tm) + break; + /* + * if there's an operation that's not a root replacement, we + * found the oldest version of our root. normally, we'll find a + * MOD_LOG_KEY_REMOVE_WHILE_FREEING operation here. + */ if (tm->op != MOD_LOG_ROOT_REPLACE) break; @@ -1087,11 +1094,7 @@ __tree_mod_log_rewind(struct extent_buffer *eb, u64 time_seq, tm->generation); break; case MOD_LOG_KEY_ADD: - if (tm->slot != n - 1) { - o_dst = btrfs_node_key_ptr_offset(tm->slot); - o_src = btrfs_node_key_ptr_offset(tm->slot + 1); - memmove_extent_buffer(eb, o_dst, o_src, p_size); - } + /* if a move operation is needed it's in the log */ n--; break; case MOD_LOG_MOVE_KEYS: @@ -1192,16 +1195,8 @@ get_old_root(struct btrfs_root *root, u64 time_seq) } tm = tree_mod_log_search(root->fs_info, logical, time_seq); - /* - * there was an item in the log when __tree_mod_log_oldest_root - * returned. this one must not go away, because the time_seq passed to - * us must be blocking its removal. - */ - BUG_ON(!tm); - if (old_root) - eb = alloc_dummy_extent_buffer(tm->index << PAGE_CACHE_SHIFT, - root->nodesize); + eb = alloc_dummy_extent_buffer(logical, root->nodesize); else eb = btrfs_clone_extent_buffer(root->node); btrfs_tree_read_unlock(root->node); @@ -1216,7 +1211,10 @@ get_old_root(struct btrfs_root *root, u64 time_seq) btrfs_set_header_level(eb, old_root->level); btrfs_set_header_generation(eb, old_generation); } - __tree_mod_log_rewind(eb, time_seq, tm); + if (tm) + __tree_mod_log_rewind(eb, time_seq, tm); + else + WARN_ON(btrfs_header_level(eb) != 0); extent_buffer_get(eb); return eb; @@ -2995,7 +2993,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans, static void insert_ptr(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct btrfs_path *path, struct btrfs_disk_key *key, u64 bytenr, - int slot, int level, int tree_mod_log) + int slot, int level) { struct extent_buffer *lower; int nritems; @@ -3008,7 +3006,7 @@ static void insert_ptr(struct btrfs_trans_handle *trans, BUG_ON(slot > nritems); BUG_ON(nritems == BTRFS_NODEPTRS_PER_BLOCK(root)); if (slot != nritems) { - if (tree_mod_log && level) + if (level) tree_mod_log_eb_move(root->fs_info, lower, slot + 1, slot, nritems - slot); memmove_extent_buffer(lower, @@ -3016,7 +3014,7 @@ static void insert_ptr(struct btrfs_trans_handle *trans, btrfs_node_key_ptr_offset(slot), (nritems - slot) * sizeof(struct btrfs_key_ptr)); } - if (tree_mod_log && level) { + if (level) { ret = tree_mod_log_insert_key(root->fs_info, lower, slot, MOD_LOG_KEY_ADD); BUG_ON(ret < 0); @@ -3104,7 +3102,7 @@ static noinline int split_node(struct btrfs_trans_handle *trans, btrfs_mark_buffer_dirty(split); insert_ptr(trans, root, path, &disk_key, split->start, - path->slots[level + 1] + 1, level + 1, 1); + path->slots[level + 1] + 1, level + 1); if (path->slots[level] >= mid) { path->slots[level] -= mid; @@ -3641,7 +3639,7 @@ static noinline void copy_for_split(struct btrfs_trans_handle *trans, btrfs_set_header_nritems(l, mid); btrfs_item_key(right, &disk_key, 0); insert_ptr(trans, root, path, &disk_key, right->start, - path->slots[1] + 1, 1, 0); + path->slots[1] + 1, 1); btrfs_mark_buffer_dirty(right); btrfs_mark_buffer_dirty(l); @@ -3848,7 +3846,7 @@ again: if (mid <= slot) { btrfs_set_header_nritems(right, 0); insert_ptr(trans, root, path, &disk_key, right->start, - path->slots[1] + 1, 1, 0); + path->slots[1] + 1, 1); btrfs_tree_unlock(path->nodes[0]); free_extent_buffer(path->nodes[0]); path->nodes[0] = right; @@ -3857,7 +3855,7 @@ again: } else { btrfs_set_header_nritems(right, 0); insert_ptr(trans, root, path, &disk_key, right->start, - path->slots[1], 1, 0); + path->slots[1], 1); btrfs_tree_unlock(path->nodes[0]); free_extent_buffer(path->nodes[0]); path->nodes[0] = right; @@ -5121,6 +5119,18 @@ again: if (!path->skip_locking) { ret = btrfs_try_tree_read_lock(next); + if (!ret && time_seq) { + /* + * If we don't get the lock, we may be racing + * with push_leaf_left, holding that lock while + * itself waiting for the leaf we've currently + * locked. To solve this situation, we give up + * on our lock and cycle. + */ + btrfs_release_path(path); + cond_resched(); + goto again; + } if (!ret) { btrfs_set_path_blocking(path); btrfs_tree_read_lock(next); diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 7b845ff4af9..2936ca49b3b 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2354,12 +2354,17 @@ retry_root_backup: BTRFS_CSUM_TREE_OBJECTID, csum_root); if (ret) goto recovery_tree_root; - csum_root->track_dirty = 1; fs_info->generation = generation; fs_info->last_trans_committed = generation; + ret = btrfs_recover_balance(fs_info); + if (ret) { + printk(KERN_WARNING "btrfs: failed to recover balance\n"); + goto fail_block_groups; + } + ret = btrfs_init_dev_stats(fs_info); if (ret) { printk(KERN_ERR "btrfs: failed to init dev_stats: %d\n", @@ -2485,20 +2490,23 @@ retry_root_backup: goto fail_trans_kthread; } - if (!(sb->s_flags & MS_RDONLY)) { - down_read(&fs_info->cleanup_work_sem); - err = btrfs_orphan_cleanup(fs_info->fs_root); - if (!err) - err = btrfs_orphan_cleanup(fs_info->tree_root); - up_read(&fs_info->cleanup_work_sem); + if (sb->s_flags & MS_RDONLY) + return 0; - if (!err) - err = btrfs_recover_balance(fs_info->tree_root); + down_read(&fs_info->cleanup_work_sem); + if ((ret = btrfs_orphan_cleanup(fs_info->fs_root)) || + (ret = btrfs_orphan_cleanup(fs_info->tree_root))) { + up_read(&fs_info->cleanup_work_sem); + close_ctree(tree_root); + return ret; + } + up_read(&fs_info->cleanup_work_sem); - if (err) { - close_ctree(tree_root); - return err; - } + ret = btrfs_resume_balance_async(fs_info); + if (ret) { + printk(KERN_WARNING "btrfs: failed to resume balance\n"); + close_ctree(tree_root); + return ret; } return 0; diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 4b5a1e1bdef..6e1d36702ff 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -2347,12 +2347,10 @@ next: return count; } - static void wait_for_more_refs(struct btrfs_delayed_ref_root *delayed_refs, - unsigned long num_refs) + unsigned long num_refs, + struct list_head *first_seq) { - struct list_head *first_seq = delayed_refs->seq_head.next; - spin_unlock(&delayed_refs->lock); pr_debug("waiting for more refs (num %ld, first %p)\n", num_refs, first_seq); @@ -2381,6 +2379,7 @@ int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans, struct btrfs_delayed_ref_root *delayed_refs; struct btrfs_delayed_ref_node *ref; struct list_head cluster; + struct list_head *first_seq = NULL; int ret; u64 delayed_start; int run_all = count == (unsigned long)-1; @@ -2436,8 +2435,10 @@ again: */ consider_waiting = 1; num_refs = delayed_refs->num_entries; + first_seq = root->fs_info->tree_mod_seq_list.next; } else { - wait_for_more_refs(delayed_refs, num_refs); + wait_for_more_refs(delayed_refs, + num_refs, first_seq); /* * after waiting, things have changed. we * dropped the lock and someone else might have diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index aaa12c1eb34..01c21b6c6d4 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3324,6 +3324,7 @@ static int extent_write_cache_pages(struct extent_io_tree *tree, writepage_t writepage, void *data, void (*flush_fn)(void *)) { + struct inode *inode = mapping->host; int ret = 0; int done = 0; int nr_to_write_done = 0; @@ -3334,6 +3335,18 @@ static int extent_write_cache_pages(struct extent_io_tree *tree, int scanned = 0; int tag; + /* + * We have to hold onto the inode so that ordered extents can do their + * work when the IO finishes. The alternative to this is failing to add + * an ordered extent if the igrab() fails there and that is a huge pain + * to deal with, so instead just hold onto the inode throughout the + * writepages operation. If it fails here we are freeing up the inode + * anyway and we'd rather not waste our time writing out stuff that is + * going to be truncated anyway. + */ + if (!igrab(inode)) + return 0; + pagevec_init(&pvec, 0); if (wbc->range_cyclic) { index = mapping->writeback_index; /* Start from prev offset */ @@ -3428,6 +3441,7 @@ retry: index = 0; goto retry; } + btrfs_add_delayed_iput(inode); return ret; } diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 70dc8ca73e2..9aa01ec2138 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1334,7 +1334,6 @@ static ssize_t __btrfs_direct_write(struct kiocb *iocb, loff_t *ppos, size_t count, size_t ocount) { struct file *file = iocb->ki_filp; - struct inode *inode = fdentry(file)->d_inode; struct iov_iter i; ssize_t written; ssize_t written_buffered; @@ -1344,18 +1343,6 @@ static ssize_t __btrfs_direct_write(struct kiocb *iocb, written = generic_file_direct_write(iocb, iov, &nr_segs, pos, ppos, count, ocount); - /* - * the generic O_DIRECT will update in-memory i_size after the - * DIOs are done. But our endio handlers that update the on - * disk i_size never update past the in memory i_size. So we - * need one more update here to catch any additions to the - * file - */ - if (inode->i_size != BTRFS_I(inode)->disk_i_size) { - btrfs_ordered_update_i_size(inode, inode->i_size, NULL); - mark_inode_dirty(inode); - } - if (written < 0 || written == count) return written; diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 81296c57405..6c4e2baa929 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -1543,29 +1543,26 @@ again: end = bitmap_info->offset + (u64)(BITS_PER_BITMAP * ctl->unit) - 1; /* - * XXX - this can go away after a few releases. - * - * since the only user of btrfs_remove_free_space is the tree logging - * stuff, and the only way to test that is under crash conditions, we - * want to have this debug stuff here just in case somethings not - * working. Search the bitmap for the space we are trying to use to - * make sure its actually there. If its not there then we need to stop - * because something has gone wrong. + * We need to search for bits in this bitmap. We could only cover some + * of the extent in this bitmap thanks to how we add space, so we need + * to search for as much as it as we can and clear that amount, and then + * go searching for the next bit. */ search_start = *offset; - search_bytes = *bytes; + search_bytes = ctl->unit; search_bytes = min(search_bytes, end - search_start + 1); ret = search_bitmap(ctl, bitmap_info, &search_start, &search_bytes); BUG_ON(ret < 0 || search_start != *offset); - if (*offset > bitmap_info->offset && *offset + *bytes > end) { - bitmap_clear_bits(ctl, bitmap_info, *offset, end - *offset + 1); - *bytes -= end - *offset + 1; - *offset = end + 1; - } else if (*offset >= bitmap_info->offset && *offset + *bytes <= end) { - bitmap_clear_bits(ctl, bitmap_info, *offset, *bytes); - *bytes = 0; - } + /* We may have found more bits than what we need */ + search_bytes = min(search_bytes, *bytes); + + /* Cannot clear past the end of the bitmap */ + search_bytes = min(search_bytes, end - search_start + 1); + + bitmap_clear_bits(ctl, bitmap_info, search_start, search_bytes); + *offset += search_bytes; + *bytes -= search_bytes; if (*bytes) { struct rb_node *next = rb_next(&bitmap_info->offset_index); @@ -1596,7 +1593,7 @@ again: * everything over again. */ search_start = *offset; - search_bytes = *bytes; + search_bytes = ctl->unit; ret = search_bitmap(ctl, bitmap_info, &search_start, &search_bytes); if (ret < 0 || search_start != *offset) @@ -1879,12 +1876,14 @@ int btrfs_remove_free_space(struct btrfs_block_group_cache *block_group, { struct btrfs_free_space_ctl *ctl = block_group->free_space_ctl; struct btrfs_free_space *info; - struct btrfs_free_space *next_info = NULL; int ret = 0; spin_lock(&ctl->tree_lock); again: + if (!bytes) + goto out_lock; + info = tree_search_offset(ctl, offset, 0, 0); if (!info) { /* @@ -1905,88 +1904,48 @@ again: } } - if (info->bytes < bytes && rb_next(&info->offset_index)) { - u64 end; - next_info = rb_entry(rb_next(&info->offset_index), - struct btrfs_free_space, - offset_index); - - if (next_info->bitmap) - end = next_info->offset + - BITS_PER_BITMAP * ctl->unit - 1; - else - end = next_info->offset + next_info->bytes; - - if (next_info->bytes < bytes || - next_info->offset > offset || offset > end) { - printk(KERN_CRIT "Found free space at %llu, size %llu," - " trying to use %llu\n", - (unsigned long long)info->offset, - (unsigned long long)info->bytes, - (unsigned long long)bytes); - WARN_ON(1); - ret = -EINVAL; - goto out_lock; - } - - info = next_info; - } - - if (info->bytes == bytes) { + if (!info->bitmap) { unlink_free_space(ctl, info); - if (info->bitmap) { - kfree(info->bitmap); - ctl->total_bitmaps--; - } - kmem_cache_free(btrfs_free_space_cachep, info); - ret = 0; - goto out_lock; - } - - if (!info->bitmap && info->offset == offset) { - unlink_free_space(ctl, info); - info->offset += bytes; - info->bytes -= bytes; - ret = link_free_space(ctl, info); - WARN_ON(ret); - goto out_lock; - } + if (offset == info->offset) { + u64 to_free = min(bytes, info->bytes); + + info->bytes -= to_free; + info->offset += to_free; + if (info->bytes) { + ret = link_free_space(ctl, info); + WARN_ON(ret); + } else { + kmem_cache_free(btrfs_free_space_cachep, info); + } - if (!info->bitmap && info->offset <= offset && - info->offset + info->bytes >= offset + bytes) { - u64 old_start = info->offset; - /* - * we're freeing space in the middle of the info, - * this can happen during tree log replay - * - * first unlink the old info and then - * insert it again after the hole we're creating - */ - unlink_free_space(ctl, info); - if (offset + bytes < info->offset + info->bytes) { - u64 old_end = info->offset + info->bytes; + offset += to_free; + bytes -= to_free; + goto again; + } else { + u64 old_end = info->bytes + info->offset; - info->offset = offset + bytes; - info->bytes = old_end - info->offset; + info->bytes = offset - info->offset; ret = link_free_space(ctl, info); WARN_ON(ret); if (ret) goto out_lock; - } else { - /* the hole we're creating ends at the end - * of the info struct, just free the info - */ - kmem_cache_free(btrfs_free_space_cachep, info); - } - spin_unlock(&ctl->tree_lock); - /* step two, insert a new info struct to cover - * anything before the hole - */ - ret = btrfs_add_free_space(block_group, old_start, - offset - old_start); - WARN_ON(ret); /* -ENOMEM */ - goto out; + /* Not enough bytes in this entry to satisfy us */ + if (old_end < offset + bytes) { + bytes -= old_end - offset; + offset = old_end; + goto again; + } else if (old_end == offset + bytes) { + /* all done */ + goto out_lock; + } + spin_unlock(&ctl->tree_lock); + + ret = btrfs_add_free_space(block_group, offset + bytes, + old_end - (offset + bytes)); + WARN_ON(ret); + goto out; + } } ret = remove_from_bitmap(ctl, info, &offset, &bytes); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index d8bb0dbc494..a7d1921ac76 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3754,7 +3754,7 @@ void btrfs_evict_inode(struct inode *inode) btrfs_wait_ordered_range(inode, 0, (u64)-1); if (root->fs_info->log_root_recovering) { - BUG_ON(!test_bit(BTRFS_INODE_HAS_ORPHAN_ITEM, + BUG_ON(test_bit(BTRFS_INODE_HAS_ORPHAN_ITEM, &BTRFS_I(inode)->runtime_flags)); goto no_delete; } @@ -5876,8 +5876,17 @@ map: bh_result->b_size = len; bh_result->b_bdev = em->bdev; set_buffer_mapped(bh_result); - if (create && !test_bit(EXTENT_FLAG_PREALLOC, &em->flags)) - set_buffer_new(bh_result); + if (create) { + if (!test_bit(EXTENT_FLAG_PREALLOC, &em->flags)) + set_buffer_new(bh_result); + + /* + * Need to update the i_size under the extent lock so buffered + * readers will get the updated i_size when we unlock. + */ + if (start + len > i_size_read(inode)) + i_size_write(inode, start + len); + } free_extent_map(em); @@ -6360,12 +6369,48 @@ static ssize_t btrfs_direct_IO(int rw, struct kiocb *iocb, */ ordered = btrfs_lookup_ordered_range(inode, lockstart, lockend - lockstart + 1); - if (!ordered) + + /* + * We need to make sure there are no buffered pages in this + * range either, we could have raced between the invalidate in + * generic_file_direct_write and locking the extent. The + * invalidate needs to happen so that reads after a write do not + * get stale data. + */ + if (!ordered && (!writing || + !test_range_bit(&BTRFS_I(inode)->io_tree, + lockstart, lockend, EXTENT_UPTODATE, 0, + cached_state))) break; + unlock_extent_cached(&BTRFS_I(inode)->io_tree, lockstart, lockend, &cached_state, GFP_NOFS); - btrfs_start_ordered_extent(inode, ordered, 1); - btrfs_put_ordered_extent(ordered); + + if (ordered) { + btrfs_start_ordered_extent(inode, ordered, 1); + btrfs_put_ordered_extent(ordered); + } else { + /* Screw you mmap */ + ret = filemap_write_and_wait_range(file->f_mapping, + lockstart, + lockend); + if (ret) + goto out; + + /* + * If we found a page that couldn't be invalidated just + * fall back to buffered. + */ + ret = invalidate_inode_pages2_range(file->f_mapping, + lockstart >> PAGE_CACHE_SHIFT, + lockend >> PAGE_CACHE_SHIFT); + if (ret) { + if (ret == -EBUSY) + ret = 0; + goto out; + } + } + cond_resched(); } diff --git a/fs/btrfs/ioctl.h b/fs/btrfs/ioctl.h index 497c530724c..e440aa653c3 100644 --- a/fs/btrfs/ioctl.h +++ b/fs/btrfs/ioctl.h @@ -339,7 +339,7 @@ struct btrfs_ioctl_get_dev_stats { #define BTRFS_IOC_WAIT_SYNC _IOW(BTRFS_IOCTL_MAGIC, 22, __u64) #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \ struct btrfs_ioctl_vol_args_v2) -#define BTRFS_IOC_SUBVOL_GETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 25, __u64) +#define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64) #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64) #define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, \ struct btrfs_ioctl_scrub_args) diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 0eb9a4da069..e23991574fd 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1187,6 +1187,10 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data) if (ret) goto restore; + ret = btrfs_resume_balance_async(fs_info); + if (ret) + goto restore; + sb->s_flags &= ~MS_RDONLY; } diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 2017d0ff511..8abeae4224f 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -690,6 +690,8 @@ static noinline int drop_one_dir_item(struct btrfs_trans_handle *trans, kfree(name); iput(inode); + + btrfs_run_delayed_items(trans, root); return ret; } @@ -895,6 +897,7 @@ again: ret = btrfs_unlink_inode(trans, root, dir, inode, victim_name, victim_name_len); + btrfs_run_delayed_items(trans, root); } kfree(victim_name); ptr = (unsigned long)(victim_ref + 1) + victim_name_len; @@ -1475,6 +1478,9 @@ again: ret = btrfs_unlink_inode(trans, root, dir, inode, name, name_len); BUG_ON(ret); + + btrfs_run_delayed_items(trans, root); + kfree(name); iput(inode); diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 8a3d2594b80..ecaad40e7ef 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -2845,31 +2845,48 @@ out: static int balance_kthread(void *data) { - struct btrfs_balance_control *bctl = - (struct btrfs_balance_control *)data; - struct btrfs_fs_info *fs_info = bctl->fs_info; + struct btrfs_fs_info *fs_info = data; int ret = 0; mutex_lock(&fs_info->volume_mutex); mutex_lock(&fs_info->balance_mutex); - set_balance_control(bctl); - - if (btrfs_test_opt(fs_info->tree_root, SKIP_BALANCE)) { - printk(KERN_INFO "btrfs: force skipping balance\n"); - } else { + if (fs_info->balance_ctl) { printk(KERN_INFO "btrfs: continuing balance\n"); - ret = btrfs_balance(bctl, NULL); + ret = btrfs_balance(fs_info->balance_ctl, NULL); } mutex_unlock(&fs_info->balance_mutex); mutex_unlock(&fs_info->volume_mutex); + return ret; } -int btrfs_recover_balance(struct btrfs_root *tree_root) +int btrfs_resume_balance_async(struct btrfs_fs_info *fs_info) { struct task_struct *tsk; + + spin_lock(&fs_info->balance_lock); + if (!fs_info->balance_ctl) { + spin_unlock(&fs_info->balance_lock); + return 0; + } + spin_unlock(&fs_info->balance_lock); + + if (btrfs_test_opt(fs_info->tree_root, SKIP_BALANCE)) { + printk(KERN_INFO "btrfs: force skipping balance\n"); + return 0; + } + + tsk = kthread_run(balance_kthread, fs_info, "btrfs-balance"); + if (IS_ERR(tsk)) + return PTR_ERR(tsk); + + return 0; +} + +int btrfs_recover_balance(struct btrfs_fs_info *fs_info) +{ struct btrfs_balance_control *bctl; struct btrfs_balance_item *item; struct btrfs_disk_balance_args disk_bargs; @@ -2882,29 +2899,30 @@ int btrfs_recover_balance(struct btrfs_root *tree_root) if (!path) return -ENOMEM; - bctl = kzalloc(sizeof(*bctl), GFP_NOFS); - if (!bctl) { - ret = -ENOMEM; - goto out; - } - key.objectid = BTRFS_BALANCE_OBJECTID; key.type = BTRFS_BALANCE_ITEM_KEY; key.offset = 0; - ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0); + ret = btrfs_search_slot(NULL, fs_info->tree_root, &key, path, 0, 0); if (ret < 0) - goto out_bctl; + goto out; if (ret > 0) { /* ret = -ENOENT; */ ret = 0; - goto out_bctl; + goto out; + } + + bctl = kzalloc(sizeof(*bctl), GFP_NOFS); + if (!bctl) { + ret = -ENOMEM; + goto out; } leaf = path->nodes[0]; item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_balance_item); - bctl->fs_info = tree_root->fs_info; - bctl->flags = btrfs_balance_flags(leaf, item) | BTRFS_BALANCE_RESUME; + bctl->fs_info = fs_info; + bctl->flags = btrfs_balance_flags(leaf, item); + bctl->flags |= BTRFS_BALANCE_RESUME; btrfs_balance_data(leaf, item, &disk_bargs); btrfs_disk_balance_args_to_cpu(&bctl->data, &disk_bargs); @@ -2913,14 +2931,13 @@ int btrfs_recover_balance(struct btrfs_root *tree_root) btrfs_balance_sys(leaf, item, &disk_bargs); btrfs_disk_balance_args_to_cpu(&bctl->sys, &disk_bargs); - tsk = kthread_run(balance_kthread, bctl, "btrfs-balance"); - if (IS_ERR(tsk)) - ret = PTR_ERR(tsk); - else - goto out; + mutex_lock(&fs_info->volume_mutex); + mutex_lock(&fs_info->balance_mutex); -out_bctl: - kfree(bctl); + set_balance_control(bctl); + + mutex_unlock(&fs_info->balance_mutex); + mutex_unlock(&fs_info->volume_mutex); out: btrfs_free_path(path); return ret; @@ -4061,16 +4078,18 @@ static void btrfs_end_bio(struct bio *bio, int err) BUG_ON(stripe_index >= bbio->num_stripes); dev = bbio->stripes[stripe_index].dev; - if (bio->bi_rw & WRITE) - btrfs_dev_stat_inc(dev, - BTRFS_DEV_STAT_WRITE_ERRS); - else - btrfs_dev_stat_inc(dev, - BTRFS_DEV_STAT_READ_ERRS); - if ((bio->bi_rw & WRITE_FLUSH) == WRITE_FLUSH) - btrfs_dev_stat_inc(dev, - BTRFS_DEV_STAT_FLUSH_ERRS); - btrfs_dev_stat_print_on_error(dev); + if (dev->bdev) { + if (bio->bi_rw & WRITE) + btrfs_dev_stat_inc(dev, + BTRFS_DEV_STAT_WRITE_ERRS); + else + btrfs_dev_stat_inc(dev, + BTRFS_DEV_STAT_READ_ERRS); + if ((bio->bi_rw & WRITE_FLUSH) == WRITE_FLUSH) + btrfs_dev_stat_inc(dev, + BTRFS_DEV_STAT_FLUSH_ERRS); + btrfs_dev_stat_print_on_error(dev); + } } } diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 74366f27a76..95f6637614d 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -281,7 +281,8 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size); int btrfs_init_new_device(struct btrfs_root *root, char *path); int btrfs_balance(struct btrfs_balance_control *bctl, struct btrfs_ioctl_balance_args *bargs); -int btrfs_recover_balance(struct btrfs_root *tree_root); +int btrfs_resume_balance_async(struct btrfs_fs_info *fs_info); +int btrfs_recover_balance(struct btrfs_fs_info *fs_info); int btrfs_pause_balance(struct btrfs_fs_info *fs_info); int btrfs_cancel_balance(struct btrfs_fs_info *fs_info); int btrfs_chunk_readonly(struct btrfs_root *root, u64 chunk_offset); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 78db68a5cf4..0ae86ddf221 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -1653,24 +1653,26 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, * If yes, we have encountered a double deliminator * reset the NULL character to the deliminator */ - if (tmp_end < end && tmp_end[1] == delim) + if (tmp_end < end && tmp_end[1] == delim) { tmp_end[0] = delim; - /* Keep iterating until we get to a single deliminator - * OR the end - */ - while ((tmp_end = strchr(tmp_end, delim)) != NULL && - (tmp_end[1] == delim)) { - tmp_end = (char *) &tmp_end[2]; - } + /* Keep iterating until we get to a single + * deliminator OR the end + */ + while ((tmp_end = strchr(tmp_end, delim)) + != NULL && (tmp_end[1] == delim)) { + tmp_end = (char *) &tmp_end[2]; + } - /* Reset var options to point to next element */ - if (tmp_end) { - tmp_end[0] = '\0'; - options = (char *) &tmp_end[1]; - } else - /* Reached the end of the mount option string */ - options = end; + /* Reset var options to point to next element */ + if (tmp_end) { + tmp_end[0] = '\0'; + options = (char *) &tmp_end[1]; + } else + /* Reached the end of the mount option + * string */ + options = end; + } /* Now build new password string */ temp_len = strlen(value); @@ -3493,18 +3495,15 @@ cifs_negotiate_rsize(struct cifs_tcon *tcon, struct smb_vol *pvolume_info) * MS-CIFS indicates that servers are only limited by the client's * bufsize for reads, testing against win98se shows that it throws * INVALID_PARAMETER errors if you try to request too large a read. + * OS/2 just sends back short reads. * - * If the server advertises a MaxBufferSize of less than one page, - * assume that it also can't satisfy reads larger than that either. - * - * FIXME: Is there a better heuristic for this? + * If the server doesn't advertise CAP_LARGE_READ_X, then assume that + * it can't handle a read request larger than its MaxBufferSize either. */ if (tcon->unix_ext && (unix_cap & CIFS_UNIX_LARGE_READ_CAP)) defsize = CIFS_DEFAULT_IOSIZE; else if (server->capabilities & CAP_LARGE_READ_X) defsize = CIFS_DEFAULT_NON_POSIX_RSIZE; - else if (server->maxBuf >= PAGE_CACHE_SIZE) - defsize = CIFSMaxBufSize; else defsize = server->maxBuf - sizeof(READ_RSP); diff --git a/fs/ecryptfs/kthread.c b/fs/ecryptfs/kthread.c index 69f994a7d52..0dbe58a8b17 100644 --- a/fs/ecryptfs/kthread.c +++ b/fs/ecryptfs/kthread.c @@ -149,7 +149,7 @@ int ecryptfs_privileged_open(struct file **lower_file, (*lower_file) = dentry_open(lower_dentry, lower_mnt, flags, cred); if (!IS_ERR(*lower_file)) goto out; - if (flags & O_RDONLY) { + if ((flags & O_ACCMODE) == O_RDONLY) { rc = PTR_ERR((*lower_file)); goto out; } diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c index 3a06f4043df..c0038f6566d 100644 --- a/fs/ecryptfs/miscdev.c +++ b/fs/ecryptfs/miscdev.c @@ -49,7 +49,10 @@ ecryptfs_miscdev_poll(struct file *file, poll_table *pt) mutex_lock(&ecryptfs_daemon_hash_mux); /* TODO: Just use file->private_data? */ rc = ecryptfs_find_daemon_by_euid(&daemon, euid, current_user_ns()); - BUG_ON(rc || !daemon); + if (rc || !daemon) { + mutex_unlock(&ecryptfs_daemon_hash_mux); + return -EINVAL; + } mutex_lock(&daemon->mux); mutex_unlock(&ecryptfs_daemon_hash_mux); if (daemon->flags & ECRYPTFS_DAEMON_ZOMBIE) { @@ -122,6 +125,7 @@ ecryptfs_miscdev_open(struct inode *inode, struct file *file) goto out_unlock_daemon; } daemon->flags |= ECRYPTFS_DAEMON_MISCDEV_OPEN; + file->private_data = daemon; atomic_inc(&ecryptfs_num_miscdev_opens); out_unlock_daemon: mutex_unlock(&daemon->mux); @@ -152,9 +156,9 @@ ecryptfs_miscdev_release(struct inode *inode, struct file *file) mutex_lock(&ecryptfs_daemon_hash_mux); rc = ecryptfs_find_daemon_by_euid(&daemon, euid, current_user_ns()); - BUG_ON(rc || !daemon); + if (rc || !daemon) + daemon = file->private_data; mutex_lock(&daemon->mux); - BUG_ON(daemon->pid != task_pid(current)); BUG_ON(!(daemon->flags & ECRYPTFS_DAEMON_MISCDEV_OPEN)); daemon->flags &= ~ECRYPTFS_DAEMON_MISCDEV_OPEN; atomic_dec(&ecryptfs_num_miscdev_opens); @@ -191,31 +195,32 @@ int ecryptfs_send_miscdev(char *data, size_t data_size, struct ecryptfs_msg_ctx *msg_ctx, u8 msg_type, u16 msg_flags, struct ecryptfs_daemon *daemon) { - int rc = 0; + struct ecryptfs_message *msg; - mutex_lock(&msg_ctx->mux); - msg_ctx->msg = kmalloc((sizeof(*msg_ctx->msg) + data_size), - GFP_KERNEL); - if (!msg_ctx->msg) { - rc = -ENOMEM; + msg = kmalloc((sizeof(*msg) + data_size), GFP_KERNEL); + if (!msg) { printk(KERN_ERR "%s: Out of memory whilst attempting " "to kmalloc(%zd, GFP_KERNEL)\n", __func__, - (sizeof(*msg_ctx->msg) + data_size)); - goto out_unlock; + (sizeof(*msg) + data_size)); + return -ENOMEM; } + + mutex_lock(&msg_ctx->mux); + msg_ctx->msg = msg; msg_ctx->msg->index = msg_ctx->index; msg_ctx->msg->data_len = data_size; msg_ctx->type = msg_type; memcpy(msg_ctx->msg->data, data, data_size); msg_ctx->msg_size = (sizeof(*msg_ctx->msg) + data_size); - mutex_lock(&daemon->mux); list_add_tail(&msg_ctx->daemon_out_list, &daemon->msg_ctx_out_queue); + mutex_unlock(&msg_ctx->mux); + + mutex_lock(&daemon->mux); daemon->num_queued_msg_ctx++; wake_up_interruptible(&daemon->wait); mutex_unlock(&daemon->mux); -out_unlock: - mutex_unlock(&msg_ctx->mux); - return rc; + + return 0; } /* @@ -269,8 +274,16 @@ ecryptfs_miscdev_read(struct file *file, char __user *buf, size_t count, mutex_lock(&ecryptfs_daemon_hash_mux); /* TODO: Just use file->private_data? */ rc = ecryptfs_find_daemon_by_euid(&daemon, euid, current_user_ns()); - BUG_ON(rc || !daemon); + if (rc || !daemon) { + mutex_unlock(&ecryptfs_daemon_hash_mux); + return -EINVAL; + } mutex_lock(&daemon->mux); + if (task_pid(current) != daemon->pid) { + mutex_unlock(&daemon->mux); + mutex_unlock(&ecryptfs_daemon_hash_mux); + return -EPERM; + } if (daemon->flags & ECRYPTFS_DAEMON_ZOMBIE) { rc = 0; mutex_unlock(&ecryptfs_daemon_hash_mux); @@ -307,9 +320,6 @@ check_list: * message from the queue; try again */ goto check_list; } - BUG_ON(euid != daemon->euid); - BUG_ON(current_user_ns() != daemon->user_ns); - BUG_ON(task_pid(current) != daemon->pid); msg_ctx = list_first_entry(&daemon->msg_ctx_out_queue, struct ecryptfs_msg_ctx, daemon_out_list); BUG_ON(!msg_ctx); diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c index 81a4cd22f80..4f7795fb5fc 100644 --- a/fs/ocfs2/dlmglue.c +++ b/fs/ocfs2/dlmglue.c @@ -456,7 +456,7 @@ static void ocfs2_update_lock_stats(struct ocfs2_lock_res *res, int level, stats->ls_gets++; stats->ls_total += ktime_to_ns(kt); /* overflow */ - if (unlikely(stats->ls_gets) == 0) { + if (unlikely(stats->ls_gets == 0)) { stats->ls_gets++; stats->ls_total = ktime_to_ns(kt); } @@ -3932,6 +3932,8 @@ unqueue: static void ocfs2_schedule_blocked_lock(struct ocfs2_super *osb, struct ocfs2_lock_res *lockres) { + unsigned long flags; + assert_spin_locked(&lockres->l_lock); if (lockres->l_flags & OCFS2_LOCK_FREEING) { @@ -3945,21 +3947,22 @@ static void ocfs2_schedule_blocked_lock(struct ocfs2_super *osb, lockres_or_flags(lockres, OCFS2_LOCK_QUEUED); - spin_lock(&osb->dc_task_lock); + spin_lock_irqsave(&osb->dc_task_lock, flags); if (list_empty(&lockres->l_blocked_list)) { list_add_tail(&lockres->l_blocked_list, &osb->blocked_lock_list); osb->blocked_lock_count++; } - spin_unlock(&osb->dc_task_lock); + spin_unlock_irqrestore(&osb->dc_task_lock, flags); } static void ocfs2_downconvert_thread_do_work(struct ocfs2_super *osb) { unsigned long processed; + unsigned long flags; struct ocfs2_lock_res *lockres; - spin_lock(&osb->dc_task_lock); + spin_lock_irqsave(&osb->dc_task_lock, flags); /* grab this early so we know to try again if a state change and * wake happens part-way through our work */ osb->dc_work_sequence = osb->dc_wake_sequence; @@ -3972,38 +3975,40 @@ static void ocfs2_downconvert_thread_do_work(struct ocfs2_super *osb) struct ocfs2_lock_res, l_blocked_list); list_del_init(&lockres->l_blocked_list); osb->blocked_lock_count--; - spin_unlock(&osb->dc_task_lock); + spin_unlock_irqrestore(&osb->dc_task_lock, flags); BUG_ON(!processed); processed--; ocfs2_process_blocked_lock(osb, lockres); - spin_lock(&osb->dc_task_lock); + spin_lock_irqsave(&osb->dc_task_lock, flags); } - spin_unlock(&osb->dc_task_lock); + spin_unlock_irqrestore(&osb->dc_task_lock, flags); } static int ocfs2_downconvert_thread_lists_empty(struct ocfs2_super *osb) { int empty = 0; + unsigned long flags; - spin_lock(&osb->dc_task_lock); + spin_lock_irqsave(&osb->dc_task_lock, flags); if (list_empty(&osb->blocked_lock_list)) empty = 1; - spin_unlock(&osb->dc_task_lock); + spin_unlock_irqrestore(&osb->dc_task_lock, flags); return empty; } static int ocfs2_downconvert_thread_should_wake(struct ocfs2_super *osb) { int should_wake = 0; + unsigned long flags; - spin_lock(&osb->dc_task_lock); + spin_lock_irqsave(&osb->dc_task_lock, flags); if (osb->dc_work_sequence != osb->dc_wake_sequence) should_wake = 1; - spin_unlock(&osb->dc_task_lock); + spin_unlock_irqrestore(&osb->dc_task_lock, flags); return should_wake; } @@ -4033,10 +4038,12 @@ static int ocfs2_downconvert_thread(void *arg) void ocfs2_wake_downconvert_thread(struct ocfs2_super *osb) { - spin_lock(&osb->dc_task_lock); + unsigned long flags; + + spin_lock_irqsave(&osb->dc_task_lock, flags); /* make sure the voting thread gets a swipe at whatever changes * the caller may have made to the voting state */ osb->dc_wake_sequence++; - spin_unlock(&osb->dc_task_lock); + spin_unlock_irqrestore(&osb->dc_task_lock, flags); wake_up(&osb->dc_event); } diff --git a/fs/ocfs2/extent_map.c b/fs/ocfs2/extent_map.c index 2f5b92ef0e5..70b5863a2d6 100644 --- a/fs/ocfs2/extent_map.c +++ b/fs/ocfs2/extent_map.c @@ -923,8 +923,6 @@ out_unlock: ocfs2_inode_unlock(inode, 0); out: - if (ret && ret != -ENXIO) - ret = -ENXIO; return ret; } diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 061591a3ab0..98513c8ed58 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2422,8 +2422,10 @@ out_dio: unaligned_dio = 0; } - if (unaligned_dio) + if (unaligned_dio) { + ocfs2_iocb_clear_unaligned_aio(iocb); atomic_dec(&OCFS2_I(inode)->ip_unaligned_aio); + } out: if (rw_level != -1) diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c index 92fcd575775..0a86e302655 100644 --- a/fs/ocfs2/quota_global.c +++ b/fs/ocfs2/quota_global.c @@ -399,8 +399,6 @@ int ocfs2_global_read_info(struct super_block *sb, int type) msecs_to_jiffies(oinfo->dqi_syncms)); out_err: - if (status) - mlog_errno(status); return status; out_unlock: ocfs2_unlock_global_qf(oinfo, 0); diff --git a/fs/open.c b/fs/open.c index d6c79a0dffc..1540632d838 100644 --- a/fs/open.c +++ b/fs/open.c @@ -397,10 +397,10 @@ SYSCALL_DEFINE1(fchdir, unsigned int, fd) { struct file *file; struct inode *inode; - int error; + int error, fput_needed; error = -EBADF; - file = fget(fd); + file = fget_raw_light(fd, &fput_needed); if (!file) goto out; @@ -414,7 +414,7 @@ SYSCALL_DEFINE1(fchdir, unsigned int, fd) if (!error) set_fs_pwd(current->fs, &file->f_path); out_putf: - fput(file); + fput_light(file, fput_needed); out: return error; } diff --git a/fs/splice.c b/fs/splice.c index c9f1318a3b8..7bf08fa22ec 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -273,13 +273,16 @@ void spd_release_page(struct splice_pipe_desc *spd, unsigned int i) * Check if we need to grow the arrays holding pages and partial page * descriptions. */ -int splice_grow_spd(struct pipe_inode_info *pipe, struct splice_pipe_desc *spd) +int splice_grow_spd(const struct pipe_inode_info *pipe, struct splice_pipe_desc *spd) { - if (pipe->buffers <= PIPE_DEF_BUFFERS) + unsigned int buffers = ACCESS_ONCE(pipe->buffers); + + spd->nr_pages_max = buffers; + if (buffers <= PIPE_DEF_BUFFERS) return 0; - spd->pages = kmalloc(pipe->buffers * sizeof(struct page *), GFP_KERNEL); - spd->partial = kmalloc(pipe->buffers * sizeof(struct partial_page), GFP_KERNEL); + spd->pages = kmalloc(buffers * sizeof(struct page *), GFP_KERNEL); + spd->partial = kmalloc(buffers * sizeof(struct partial_page), GFP_KERNEL); if (spd->pages && spd->partial) return 0; @@ -289,10 +292,9 @@ int splice_grow_spd(struct pipe_inode_info *pipe, struct splice_pipe_desc *spd) return -ENOMEM; } -void splice_shrink_spd(struct pipe_inode_info *pipe, - struct splice_pipe_desc *spd) +void splice_shrink_spd(struct splice_pipe_desc *spd) { - if (pipe->buffers <= PIPE_DEF_BUFFERS) + if (spd->nr_pages_max <= PIPE_DEF_BUFFERS) return; kfree(spd->pages); @@ -315,6 +317,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, struct splice_pipe_desc spd = { .pages = pages, .partial = partial, + .nr_pages_max = PIPE_DEF_BUFFERS, .flags = flags, .ops = &page_cache_pipe_buf_ops, .spd_release = spd_release_page, @@ -326,7 +329,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, index = *ppos >> PAGE_CACHE_SHIFT; loff = *ppos & ~PAGE_CACHE_MASK; req_pages = (len + loff + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; - nr_pages = min(req_pages, pipe->buffers); + nr_pages = min(req_pages, spd.nr_pages_max); /* * Lookup the (hopefully) full range of pages we need. @@ -497,7 +500,7 @@ fill_it: if (spd.nr_pages) error = splice_to_pipe(pipe, &spd); - splice_shrink_spd(pipe, &spd); + splice_shrink_spd(&spd); return error; } @@ -598,6 +601,7 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, struct splice_pipe_desc spd = { .pages = pages, .partial = partial, + .nr_pages_max = PIPE_DEF_BUFFERS, .flags = flags, .ops = &default_pipe_buf_ops, .spd_release = spd_release_page, @@ -608,8 +612,8 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, res = -ENOMEM; vec = __vec; - if (pipe->buffers > PIPE_DEF_BUFFERS) { - vec = kmalloc(pipe->buffers * sizeof(struct iovec), GFP_KERNEL); + if (spd.nr_pages_max > PIPE_DEF_BUFFERS) { + vec = kmalloc(spd.nr_pages_max * sizeof(struct iovec), GFP_KERNEL); if (!vec) goto shrink_ret; } @@ -617,7 +621,7 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, offset = *ppos & ~PAGE_CACHE_MASK; nr_pages = (len + offset + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; - for (i = 0; i < nr_pages && i < pipe->buffers && len; i++) { + for (i = 0; i < nr_pages && i < spd.nr_pages_max && len; i++) { struct page *page; page = alloc_page(GFP_USER); @@ -665,7 +669,7 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, shrink_ret: if (vec != __vec) kfree(vec); - splice_shrink_spd(pipe, &spd); + splice_shrink_spd(&spd); return res; err: @@ -1614,6 +1618,7 @@ static long vmsplice_to_pipe(struct file *file, const struct iovec __user *iov, struct splice_pipe_desc spd = { .pages = pages, .partial = partial, + .nr_pages_max = PIPE_DEF_BUFFERS, .flags = flags, .ops = &user_page_pipe_buf_ops, .spd_release = spd_release_page, @@ -1629,13 +1634,13 @@ static long vmsplice_to_pipe(struct file *file, const struct iovec __user *iov, spd.nr_pages = get_iovec_page_array(iov, nr_segs, spd.pages, spd.partial, false, - pipe->buffers); + spd.nr_pages_max); if (spd.nr_pages <= 0) ret = spd.nr_pages; else ret = splice_to_pipe(pipe, &spd); - splice_shrink_spd(pipe, &spd); + splice_shrink_spd(&spd); return ret; } diff --git a/include/linux/aio.h b/include/linux/aio.h index 2314ad8b3c9..b1a520ec8b5 100644 --- a/include/linux/aio.h +++ b/include/linux/aio.h @@ -140,6 +140,7 @@ struct kiocb { (x)->ki_dtor = NULL; \ (x)->ki_obj.tsk = tsk; \ (x)->ki_user_data = 0; \ + (x)->private = NULL; \ } while (0) #define AIO_RING_MAGIC 0xa10a10a1 diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index ba43f408baa..07954b05b86 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -827,7 +827,6 @@ extern bool __blk_end_request_err(struct request *rq, int error); extern void blk_complete_request(struct request *); extern void __blk_complete_request(struct request *); extern void blk_abort_request(struct request *); -extern void blk_abort_queue(struct request_queue *); extern void blk_unprep_request(struct request *); /* diff --git a/include/linux/input.h b/include/linux/input.h index a8167145357..2740d080ec6 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -116,6 +116,7 @@ struct input_keymap_entry { /** * EVIOCGMTSLOTS(len) - get MT slot values + * @len: size of the data buffer in bytes * * The ioctl buffer argument should be binary equivalent to * diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index c4464356b35..96c158a37d3 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -815,7 +815,7 @@ static inline void kvm_free_irq_routing(struct kvm *kvm) {} #ifdef CONFIG_HAVE_KVM_EVENTFD void kvm_eventfd_init(struct kvm *kvm); -int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags); +int kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args); void kvm_irqfd_release(struct kvm *kvm); void kvm_irq_routing_update(struct kvm *, struct kvm_irq_routing_table *); int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args); @@ -824,7 +824,7 @@ int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args); static inline void kvm_eventfd_init(struct kvm *kvm) {} -static inline int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags) +static inline int kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args) { return -EINVAL; } diff --git a/include/linux/platform_data/clk-nomadik.h b/include/linux/platform_data/clk-nomadik.h new file mode 100644 index 00000000000..5713c87b247 --- /dev/null +++ b/include/linux/platform_data/clk-nomadik.h @@ -0,0 +1,2 @@ +/* Minimal platform data header */ +void nomadik_clk_init(void); diff --git a/include/linux/prctl.h b/include/linux/prctl.h index 3988012255d..289760f424a 100644 --- a/include/linux/prctl.h +++ b/include/linux/prctl.h @@ -141,6 +141,8 @@ * Changing LSM security domain is considered a new privilege. So, for example, * asking selinux for a specific new context (e.g. with runcon) will result * in execve returning -EPERM. + * + * See Documentation/prctl/no_new_privs.txt for more details. */ #define PR_SET_NO_NEW_PRIVS 38 #define PR_GET_NO_NEW_PRIVS 39 diff --git a/include/linux/splice.h b/include/linux/splice.h index 26e5b613ded..09a545a7dfa 100644 --- a/include/linux/splice.h +++ b/include/linux/splice.h @@ -51,7 +51,8 @@ struct partial_page { struct splice_pipe_desc { struct page **pages; /* page map */ struct partial_page *partial; /* pages[] may not be contig */ - int nr_pages; /* number of pages in map */ + int nr_pages; /* number of populated pages in map */ + unsigned int nr_pages_max; /* pages[] & partial[] arrays size */ unsigned int flags; /* splice flags */ const struct pipe_buf_operations *ops;/* ops associated with output pipe */ void (*spd_release)(struct splice_pipe_desc *, unsigned int); @@ -85,9 +86,8 @@ extern ssize_t splice_direct_to_actor(struct file *, struct splice_desc *, /* * for dynamic pipe sizing */ -extern int splice_grow_spd(struct pipe_inode_info *, struct splice_pipe_desc *); -extern void splice_shrink_spd(struct pipe_inode_info *, - struct splice_pipe_desc *); +extern int splice_grow_spd(const struct pipe_inode_info *, struct splice_pipe_desc *); +extern void splice_shrink_spd(struct splice_pipe_desc *); extern void spd_release_page(struct splice_pipe_desc *, unsigned int); extern const struct pipe_buf_operations page_cache_pipe_buf_ops; diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index e4652fe5895..fecdf31816f 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -912,6 +912,9 @@ struct sctp_transport { /* Is this structure kfree()able? */ malloced:1; + /* Has this transport moved the ctsn since we last sacked */ + __u32 sack_generation; + struct flowi fl; /* This is the peer's IP address and port. */ @@ -1584,6 +1587,7 @@ struct sctp_association { */ __u8 sack_needed; /* Do we need to sack the peer? */ __u32 sack_cnt; + __u32 sack_generation; /* These are capabilities which our peer advertised. */ __u8 ecn_capable:1, /* Can peer do ECN? */ diff --git a/include/net/sctp/tsnmap.h b/include/net/sctp/tsnmap.h index e7728bc14cc..2c5d2b4d5d1 100644 --- a/include/net/sctp/tsnmap.h +++ b/include/net/sctp/tsnmap.h @@ -117,7 +117,8 @@ void sctp_tsnmap_free(struct sctp_tsnmap *map); int sctp_tsnmap_check(const struct sctp_tsnmap *, __u32 tsn); /* Mark this TSN as seen. */ -int sctp_tsnmap_mark(struct sctp_tsnmap *, __u32 tsn); +int sctp_tsnmap_mark(struct sctp_tsnmap *, __u32 tsn, + struct sctp_transport *trans); /* Mark this TSN and all lower as seen. */ void sctp_tsnmap_skip(struct sctp_tsnmap *map, __u32 tsn); diff --git a/kernel/relay.c b/kernel/relay.c index ab56a1764d4..e8cd2027abb 100644 --- a/kernel/relay.c +++ b/kernel/relay.c @@ -1235,6 +1235,7 @@ static ssize_t subbuf_splice_actor(struct file *in, struct splice_pipe_desc spd = { .pages = pages, .nr_pages = 0, + .nr_pages_max = PIPE_DEF_BUFFERS, .partial = partial, .flags = flags, .ops = &relay_pipe_buf_ops, @@ -1302,8 +1303,8 @@ static ssize_t subbuf_splice_actor(struct file *in, ret += padding; out: - splice_shrink_spd(pipe, &spd); - return ret; + splice_shrink_spd(&spd); + return ret; } static ssize_t relay_file_splice_read(struct file *in, diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 49249c28690..a7fa0702be1 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -3609,6 +3609,7 @@ static ssize_t tracing_splice_read_pipe(struct file *filp, .pages = pages_def, .partial = partial_def, .nr_pages = 0, /* This gets updated below. */ + .nr_pages_max = PIPE_DEF_BUFFERS, .flags = flags, .ops = &tracing_pipe_buf_ops, .spd_release = tracing_spd_release_pipe, @@ -3680,7 +3681,7 @@ static ssize_t tracing_splice_read_pipe(struct file *filp, ret = splice_to_pipe(pipe, &spd); out: - splice_shrink_spd(pipe, &spd); + splice_shrink_spd(&spd); return ret; out_err: @@ -4231,6 +4232,7 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, struct splice_pipe_desc spd = { .pages = pages_def, .partial = partial_def, + .nr_pages_max = PIPE_DEF_BUFFERS, .flags = flags, .ops = &buffer_pipe_buf_ops, .spd_release = buffer_spd_release, @@ -4318,7 +4320,7 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, } ret = splice_to_pipe(pipe, &spd); - splice_shrink_spd(pipe, &spd); + splice_shrink_spd(&spd); out: return ret; } diff --git a/mm/madvise.c b/mm/madvise.c index deff1b64a08..14d260fa0d1 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -15,6 +15,7 @@ #include <linux/sched.h> #include <linux/ksm.h> #include <linux/fs.h> +#include <linux/file.h> /* * Any behaviour which results in changes to the vma->vm_flags needs to @@ -204,14 +205,16 @@ static long madvise_remove(struct vm_area_struct *vma, { loff_t offset; int error; + struct file *f; *prev = NULL; /* tell sys_madvise we drop mmap_sem */ if (vma->vm_flags & (VM_LOCKED|VM_NONLINEAR|VM_HUGETLB)) return -EINVAL; - if (!vma->vm_file || !vma->vm_file->f_mapping - || !vma->vm_file->f_mapping->host) { + f = vma->vm_file; + + if (!f || !f->f_mapping || !f->f_mapping->host) { return -EINVAL; } @@ -221,11 +224,18 @@ static long madvise_remove(struct vm_area_struct *vma, offset = (loff_t)(start - vma->vm_start) + ((loff_t)vma->vm_pgoff << PAGE_SHIFT); - /* filesystem's fallocate may need to take i_mutex */ + /* + * Filesystem's fallocate may need to take i_mutex. We need to + * explicitly grab a reference because the vma (and hence the + * vma's reference to the file) can go away as soon as we drop + * mmap_sem. + */ + get_file(f); up_read(¤t->mm->mmap_sem); - error = do_fallocate(vma->vm_file, + error = do_fallocate(f, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, offset, end - start); + fput(f); down_read(¤t->mm->mmap_sem); return error; } diff --git a/mm/shmem.c b/mm/shmem.c index a15a466d0d1..4ce02e0673d 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -1594,6 +1594,7 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, struct splice_pipe_desc spd = { .pages = pages, .partial = partial, + .nr_pages_max = PIPE_DEF_BUFFERS, .flags = flags, .ops = &page_cache_pipe_buf_ops, .spd_release = spd_release_page, @@ -1682,7 +1683,7 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, if (spd.nr_pages) error = splice_to_pipe(pipe, &spd); - splice_shrink_spd(pipe, &spd); + splice_shrink_spd(&spd); if (error > 0) { *ppos += error; diff --git a/net/core/dev.c b/net/core/dev.c index 6df214041a5..84f01ba81a3 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1136,8 +1136,8 @@ void dev_load(struct net *net, const char *name) no_module = request_module("netdev-%s", name); if (no_module && capable(CAP_SYS_MODULE)) { if (!request_module("%s", name)) - pr_err("Loading kernel module for a network device with CAP_SYS_MODULE (deprecated). Use CAP_NET_ADMIN and alias netdev-%s instead.\n", - name); + pr_warn("Loading kernel module for a network device with CAP_SYS_MODULE (deprecated). Use CAP_NET_ADMIN and alias netdev-%s instead.\n", + name); } } EXPORT_SYMBOL(dev_load); diff --git a/net/core/skbuff.c b/net/core/skbuff.c index d78671e9d54..46a3d23d259 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1755,6 +1755,7 @@ int skb_splice_bits(struct sk_buff *skb, unsigned int offset, struct splice_pipe_desc spd = { .pages = pages, .partial = partial, + .nr_pages_max = MAX_SKB_FRAGS, .flags = flags, .ops = &sock_pipe_buf_ops, .spd_release = sock_spd_release, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 66e4fcdd1c6..a4bb856de08 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1342,7 +1342,6 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, struct ieee80211_local *local = sdata->local; struct sta_info *sta; u32 changed = 0; - u8 bssid[ETH_ALEN]; ASSERT_MGD_MTX(ifmgd); @@ -1354,10 +1353,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, ieee80211_stop_poll(sdata); - memcpy(bssid, ifmgd->associated->bssid, ETH_ALEN); - ifmgd->associated = NULL; - memset(ifmgd->bssid, 0, ETH_ALEN); /* * we need to commit the associated = NULL change because the @@ -1377,7 +1373,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, netif_carrier_off(sdata->dev); mutex_lock(&local->sta_mtx); - sta = sta_info_get(sdata, bssid); + sta = sta_info_get(sdata, ifmgd->bssid); if (sta) { set_sta_flag(sta, WLAN_STA_BLOCK_BA); ieee80211_sta_tear_down_BA_sessions(sta, tx); @@ -1386,13 +1382,16 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, /* deauthenticate/disassociate now */ if (tx || frame_buf) - ieee80211_send_deauth_disassoc(sdata, bssid, stype, reason, - tx, frame_buf); + ieee80211_send_deauth_disassoc(sdata, ifmgd->bssid, stype, + reason, tx, frame_buf); /* flush out frame */ if (tx) drv_flush(local, false); + /* clear bssid only after building the needed mgmt frames */ + memset(ifmgd->bssid, 0, ETH_ALEN); + /* remove AP and TDLS peers */ sta_info_flush(local, sdata); diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 7bcecf73aaf..965e6ec0adb 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2455,7 +2455,7 @@ ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx) * frames that we didn't handle, including returning unknown * ones. For all other modes we will return them to the sender, * setting the 0x80 bit in the action category, as required by - * 802.11-2007 7.3.1.11. + * 802.11-2012 9.24.4. * Newer versions of hostapd shall also use the management frame * registration mechanisms, but older ones still use cooked * monitor interfaces so push all frames there. @@ -2465,6 +2465,9 @@ ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx) sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) return RX_DROP_MONITOR; + if (is_multicast_ether_addr(mgmt->da)) + return RX_DROP_MONITOR; + /* do not return rejected action frames */ if (mgmt->u.action.category & 0x80) return RX_DROP_UNUSABLE; diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 819c342f5b3..9730882697a 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -640,6 +640,14 @@ find_free_id(const char *name, ip_set_id_t *index, struct ip_set **set) } static int +ip_set_none(struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) +{ + return -EOPNOTSUPP; +} + +static int ip_set_create(struct sock *ctnl, struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const attr[]) @@ -1539,6 +1547,10 @@ nlmsg_failure: } static const struct nfnl_callback ip_set_netlink_subsys_cb[IPSET_MSG_MAX] = { + [IPSET_CMD_NONE] = { + .call = ip_set_none, + .attr_count = IPSET_ATTR_CMD_MAX, + }, [IPSET_CMD_CREATE] = { .call = ip_set_create, .attr_count = IPSET_ATTR_CMD_MAX, diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c index ee863943c82..d5d3607ae7b 100644 --- a/net/netfilter/ipset/ip_set_hash_netiface.c +++ b/net/netfilter/ipset/ip_set_hash_netiface.c @@ -38,30 +38,6 @@ struct iface_node { #define iface_data(n) (rb_entry(n, struct iface_node, node)->iface) -static inline long -ifname_compare(const char *_a, const char *_b) -{ - const long *a = (const long *)_a; - const long *b = (const long *)_b; - - BUILD_BUG_ON(IFNAMSIZ > 4 * sizeof(unsigned long)); - if (a[0] != b[0]) - return a[0] - b[0]; - if (IFNAMSIZ > sizeof(long)) { - if (a[1] != b[1]) - return a[1] - b[1]; - } - if (IFNAMSIZ > 2 * sizeof(long)) { - if (a[2] != b[2]) - return a[2] - b[2]; - } - if (IFNAMSIZ > 3 * sizeof(long)) { - if (a[3] != b[3]) - return a[3] - b[3]; - } - return 0; -} - static void rbtree_destroy(struct rb_root *root) { @@ -99,7 +75,7 @@ iface_test(struct rb_root *root, const char **iface) while (n) { const char *d = iface_data(n); - long res = ifname_compare(*iface, d); + int res = strcmp(*iface, d); if (res < 0) n = n->rb_left; @@ -121,7 +97,7 @@ iface_add(struct rb_root *root, const char **iface) while (*n) { char *ifname = iface_data(*n); - long res = ifname_compare(*iface, ifname); + int res = strcmp(*iface, ifname); p = *n; if (res < 0) @@ -366,7 +342,7 @@ hash_netiface4_uadt(struct ip_set *set, struct nlattr *tb[], struct hash_netiface4_elem data = { .cidr = HOST_MASK }; u32 ip = 0, ip_to, last; u32 timeout = h->timeout; - char iface[IFNAMSIZ] = {}; + char iface[IFNAMSIZ]; int ret; if (unlikely(!tb[IPSET_ATTR_IP] || @@ -663,7 +639,7 @@ hash_netiface6_uadt(struct ip_set *set, struct nlattr *tb[], ipset_adtfn adtfn = set->variant->adt[adt]; struct hash_netiface6_elem data = { .cidr = HOST_MASK }; u32 timeout = h->timeout; - char iface[IFNAMSIZ] = {}; + char iface[IFNAMSIZ]; int ret; if (unlikely(!tb[IPSET_ATTR_IP] || diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index dd811b8dd97..d43e3c122f7 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -76,19 +76,19 @@ static void __ip_vs_del_service(struct ip_vs_service *svc); #ifdef CONFIG_IP_VS_IPV6 /* Taken from rt6_fill_node() in net/ipv6/route.c, is there a better way? */ -static int __ip_vs_addr_is_local_v6(struct net *net, - const struct in6_addr *addr) +static bool __ip_vs_addr_is_local_v6(struct net *net, + const struct in6_addr *addr) { - struct rt6_info *rt; struct flowi6 fl6 = { .daddr = *addr, }; + struct dst_entry *dst = ip6_route_output(net, NULL, &fl6); + bool is_local; - rt = (struct rt6_info *)ip6_route_output(net, NULL, &fl6); - if (rt && rt->dst.dev && (rt->dst.dev->flags & IFF_LOOPBACK)) - return 1; + is_local = !dst->error && dst->dev && (dst->dev->flags & IFF_LOOPBACK); - return 0; + dst_release(dst); + return is_local; } #endif diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c index 3e797d1fcb9..791d56bbd74 100644 --- a/net/netfilter/nfnetlink.c +++ b/net/netfilter/nfnetlink.c @@ -169,8 +169,10 @@ replay: err = nla_parse(cda, ss->cb[cb_id].attr_count, attr, attrlen, ss->cb[cb_id].policy); - if (err < 0) + if (err < 0) { + rcu_read_unlock(); return err; + } if (nc->call_rcu) { err = nc->call_rcu(net->nfnl, skb, nlh, diff --git a/net/nfc/nci/ntf.c b/net/nfc/nci/ntf.c index cb2646179e5..2ab196a9f22 100644 --- a/net/nfc/nci/ntf.c +++ b/net/nfc/nci/ntf.c @@ -106,7 +106,7 @@ static __u8 *nci_extract_rf_params_nfca_passive_poll(struct nci_dev *ndev, nfca_poll->sens_res = __le16_to_cpu(*((__u16 *)data)); data += 2; - nfca_poll->nfcid1_len = *data++; + nfca_poll->nfcid1_len = min_t(__u8, *data++, NFC_NFCID1_MAXSIZE); pr_debug("sens_res 0x%x, nfcid1_len %d\n", nfca_poll->sens_res, nfca_poll->nfcid1_len); @@ -130,7 +130,7 @@ static __u8 *nci_extract_rf_params_nfcb_passive_poll(struct nci_dev *ndev, struct rf_tech_specific_params_nfcb_poll *nfcb_poll, __u8 *data) { - nfcb_poll->sensb_res_len = *data++; + nfcb_poll->sensb_res_len = min_t(__u8, *data++, NFC_SENSB_RES_MAXSIZE); pr_debug("sensb_res_len %d\n", nfcb_poll->sensb_res_len); @@ -145,7 +145,7 @@ static __u8 *nci_extract_rf_params_nfcf_passive_poll(struct nci_dev *ndev, __u8 *data) { nfcf_poll->bit_rate = *data++; - nfcf_poll->sensf_res_len = *data++; + nfcf_poll->sensf_res_len = min_t(__u8, *data++, NFC_SENSF_RES_MAXSIZE); pr_debug("bit_rate %d, sensf_res_len %d\n", nfcf_poll->bit_rate, nfcf_poll->sensf_res_len); @@ -331,7 +331,7 @@ static int nci_extract_activation_params_iso_dep(struct nci_dev *ndev, switch (ntf->activation_rf_tech_and_mode) { case NCI_NFC_A_PASSIVE_POLL_MODE: nfca_poll = &ntf->activation_params.nfca_poll_iso_dep; - nfca_poll->rats_res_len = *data++; + nfca_poll->rats_res_len = min_t(__u8, *data++, 20); pr_debug("rats_res_len %d\n", nfca_poll->rats_res_len); if (nfca_poll->rats_res_len > 0) { memcpy(nfca_poll->rats_res, @@ -341,7 +341,7 @@ static int nci_extract_activation_params_iso_dep(struct nci_dev *ndev, case NCI_NFC_B_PASSIVE_POLL_MODE: nfcb_poll = &ntf->activation_params.nfcb_poll_iso_dep; - nfcb_poll->attrib_res_len = *data++; + nfcb_poll->attrib_res_len = min_t(__u8, *data++, 50); pr_debug("attrib_res_len %d\n", nfcb_poll->attrib_res_len); if (nfcb_poll->attrib_res_len > 0) { memcpy(nfcb_poll->attrib_res, diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c index ec1134c9e07..8b8a6a2b2ba 100644 --- a/net/nfc/rawsock.c +++ b/net/nfc/rawsock.c @@ -54,7 +54,10 @@ static int rawsock_release(struct socket *sock) { struct sock *sk = sock->sk; - pr_debug("sock=%p\n", sock); + pr_debug("sock=%p sk=%p\n", sock, sk); + + if (!sk) + return 0; sock_orphan(sk); sock_put(sk); diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 5bc9ab161b3..b16517ee1aa 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -271,6 +271,7 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a */ asoc->peer.sack_needed = 1; asoc->peer.sack_cnt = 0; + asoc->peer.sack_generation = 1; /* Assume that the peer will tell us if he recognizes ASCONF * as part of INIT exchange. diff --git a/net/sctp/output.c b/net/sctp/output.c index f1b7d4bb591..6ae47acaaec 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -248,6 +248,11 @@ static sctp_xmit_t sctp_packet_bundle_sack(struct sctp_packet *pkt, /* If the SACK timer is running, we have a pending SACK */ if (timer_pending(timer)) { struct sctp_chunk *sack; + + if (pkt->transport->sack_generation != + pkt->transport->asoc->peer.sack_generation) + return retval; + asoc->a_rwnd = asoc->rwnd; sack = sctp_make_sack(asoc); if (sack) { diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index a85eeeb55dd..b6de71efb14 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -734,8 +734,10 @@ struct sctp_chunk *sctp_make_sack(const struct sctp_association *asoc) int len; __u32 ctsn; __u16 num_gabs, num_dup_tsns; + struct sctp_association *aptr = (struct sctp_association *)asoc; struct sctp_tsnmap *map = (struct sctp_tsnmap *)&asoc->peer.tsn_map; struct sctp_gap_ack_block gabs[SCTP_MAX_GABS]; + struct sctp_transport *trans; memset(gabs, 0, sizeof(gabs)); ctsn = sctp_tsnmap_get_ctsn(map); @@ -805,6 +807,20 @@ struct sctp_chunk *sctp_make_sack(const struct sctp_association *asoc) sctp_addto_chunk(retval, sizeof(__u32) * num_dup_tsns, sctp_tsnmap_get_dups(map)); + /* Once we have a sack generated, check to see what our sack + * generation is, if its 0, reset the transports to 0, and reset + * the association generation to 1 + * + * The idea is that zero is never used as a valid generation for the + * association so no transport will match after a wrap event like this, + * Until the next sack + */ + if (++aptr->peer.sack_generation == 0) { + list_for_each_entry(trans, &asoc->peer.transport_addr_list, + transports) + trans->sack_generation = 0; + aptr->peer.sack_generation = 1; + } nodata: return retval; } diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index c96d1a81cf4..8716da1a859 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -1268,7 +1268,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type, case SCTP_CMD_REPORT_TSN: /* Record the arrival of a TSN. */ error = sctp_tsnmap_mark(&asoc->peer.tsn_map, - cmd->obj.u32); + cmd->obj.u32, NULL); break; case SCTP_CMD_REPORT_FWDTSN: diff --git a/net/sctp/transport.c b/net/sctp/transport.c index b026ba0c699..1dcceb6e0ce 100644 --- a/net/sctp/transport.c +++ b/net/sctp/transport.c @@ -68,6 +68,8 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer, peer->af_specific = sctp_get_af_specific(addr->sa.sa_family); memset(&peer->saddr, 0, sizeof(union sctp_addr)); + peer->sack_generation = 0; + /* From 6.3.1 RTO Calculation: * * C1) Until an RTT measurement has been made for a packet sent to the diff --git a/net/sctp/tsnmap.c b/net/sctp/tsnmap.c index f1e40cebc98..b5fb7c40902 100644 --- a/net/sctp/tsnmap.c +++ b/net/sctp/tsnmap.c @@ -114,7 +114,8 @@ int sctp_tsnmap_check(const struct sctp_tsnmap *map, __u32 tsn) /* Mark this TSN as seen. */ -int sctp_tsnmap_mark(struct sctp_tsnmap *map, __u32 tsn) +int sctp_tsnmap_mark(struct sctp_tsnmap *map, __u32 tsn, + struct sctp_transport *trans) { u16 gap; @@ -133,6 +134,9 @@ int sctp_tsnmap_mark(struct sctp_tsnmap *map, __u32 tsn) */ map->max_tsn_seen++; map->cumulative_tsn_ack_point++; + if (trans) + trans->sack_generation = + trans->asoc->peer.sack_generation; map->base_tsn++; } else { /* Either we already have a gap, or about to record a gap, so diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c index 8a84017834c..33d89477619 100644 --- a/net/sctp/ulpevent.c +++ b/net/sctp/ulpevent.c @@ -715,7 +715,8 @@ struct sctp_ulpevent *sctp_ulpevent_make_rcvmsg(struct sctp_association *asoc, * can mark it as received so the tsn_map is updated correctly. */ if (sctp_tsnmap_mark(&asoc->peer.tsn_map, - ntohl(chunk->subh.data_hdr->tsn))) + ntohl(chunk->subh.data_hdr->tsn), + chunk->transport)) goto fail_mark; /* First calculate the padding, so we don't inadvertently diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c index f2d1de7f2ff..f5a6a4f4faf 100644 --- a/net/sctp/ulpqueue.c +++ b/net/sctp/ulpqueue.c @@ -1051,7 +1051,7 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk, if (chunk && (freed >= needed)) { __u32 tsn; tsn = ntohl(chunk->subh.data_hdr->tsn); - sctp_tsnmap_mark(&asoc->peer.tsn_map, tsn); + sctp_tsnmap_mark(&asoc->peer.tsn_map, tsn, chunk->transport); sctp_ulpq_tail_data(ulpq, chunk, gfp); sctp_ulpq_partial_delivery(ulpq, chunk, gfp); diff --git a/security/security.c b/security/security.c index 3efc9b12aef..860aeb349cb 100644 --- a/security/security.c +++ b/security/security.c @@ -23,6 +23,7 @@ #include <linux/mman.h> #include <linux/mount.h> #include <linux/personality.h> +#include <linux/backing-dev.h> #include <net/flow.h> #define MAX_LSM_EVM_XATTR 2 diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 5ccf10a4d59..aa4c25e0f32 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -6688,6 +6688,31 @@ static const struct alc_model_fixup alc662_fixup_models[] = { {} }; +static void alc662_fill_coef(struct hda_codec *codec) +{ + int val, coef; + + coef = alc_get_coef0(codec); + + switch (codec->vendor_id) { + case 0x10ec0662: + if ((coef & 0x00f0) == 0x0030) { + val = alc_read_coef_idx(codec, 0x4); /* EAPD Ctrl */ + alc_write_coef_idx(codec, 0x4, val & ~(1<<10)); + } + break; + case 0x10ec0272: + case 0x10ec0273: + case 0x10ec0663: + case 0x10ec0665: + case 0x10ec0670: + case 0x10ec0671: + case 0x10ec0672: + val = alc_read_coef_idx(codec, 0xd); /* EAPD Ctrl */ + alc_write_coef_idx(codec, 0xd, val | (1<<14)); + break; + } +} /* */ @@ -6707,6 +6732,9 @@ static int patch_alc662(struct hda_codec *codec) alc_fix_pll_init(codec, 0x20, 0x04, 15); + spec->init_hook = alc662_fill_coef; + alc662_fill_coef(codec); + alc_pick_fixup(codec, alc662_fixup_models, alc662_fixup_tbl, alc662_fixups); alc_apply_fixup(codec, ALC_FIXUP_ACT_PRE_PROBE); diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c index 64d2a4fa34b..e9b62b5ea63 100644 --- a/sound/soc/codecs/tlv320aic3x.c +++ b/sound/soc/codecs/tlv320aic3x.c @@ -935,9 +935,7 @@ static int aic3x_hw_params(struct snd_pcm_substream *substream, } found: - data = snd_soc_read(codec, AIC3X_PLL_PROGA_REG); - snd_soc_write(codec, AIC3X_PLL_PROGA_REG, - data | (pll_p << PLLP_SHIFT)); + snd_soc_update_bits(codec, AIC3X_PLL_PROGA_REG, PLLP_MASK, pll_p); snd_soc_write(codec, AIC3X_OVRF_STATUS_AND_PLLR_REG, pll_r << PLLR_SHIFT); snd_soc_write(codec, AIC3X_PLL_PROGB_REG, pll_j << PLLJ_SHIFT); diff --git a/sound/soc/codecs/tlv320aic3x.h b/sound/soc/codecs/tlv320aic3x.h index 6f097fb6068..08c7f6685ff 100644 --- a/sound/soc/codecs/tlv320aic3x.h +++ b/sound/soc/codecs/tlv320aic3x.h @@ -166,6 +166,7 @@ /* PLL registers bitfields */ #define PLLP_SHIFT 0 +#define PLLP_MASK 7 #define PLLQ_SHIFT 3 #define PLLR_SHIFT 0 #define PLLJ_SHIFT 2 diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index acbdc5fde92..32682c1b7cd 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -1491,6 +1491,7 @@ static int wm2200_bclk_rates_dat[WM2200_NUM_BCLK_RATES] = { static int wm2200_bclk_rates_cd[WM2200_NUM_BCLK_RATES] = { 5644800, + 3763200, 2882400, 1881600, 1411200, diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig index c1c8e955f4d..76dc230f2bb 100644 --- a/sound/soc/tegra/Kconfig +++ b/sound/soc/tegra/Kconfig @@ -58,17 +58,9 @@ config SND_SOC_TEGRA_WM8753 Say Y or M here if you want to add support for SoC audio on Tegra boards using the WM8753 codec, such as Whistler. -config MACH_HAS_SND_SOC_TEGRA_WM8903 - bool - help - Machines that use the SND_SOC_TEGRA_WM8903 driver should select - this config option, in order to allow the user to enable - SND_SOC_TEGRA_WM8903. - config SND_SOC_TEGRA_WM8903 tristate "SoC Audio support for Tegra boards using a WM8903 codec" depends on SND_SOC_TEGRA && I2C - depends on MACH_HAS_SND_SOC_TEGRA_WM8903 select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC select SND_SOC_TEGRA30_I2S if ARCH_TEGRA_3x_SOC select SND_SOC_WM8903 @@ -79,7 +71,7 @@ config SND_SOC_TEGRA_WM8903 config SND_SOC_TEGRA_TRIMSLICE tristate "SoC Audio support for TrimSlice board" - depends on SND_SOC_TEGRA && MACH_TRIMSLICE && I2C + depends on SND_SOC_TEGRA && I2C select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC select SND_SOC_TLV320AIC23 help diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c index f59c1e8de7a..7d7e2aaffec 100644 --- a/virt/kvm/eventfd.c +++ b/virt/kvm/eventfd.c @@ -198,7 +198,7 @@ static void irqfd_update(struct kvm *kvm, struct _irqfd *irqfd, } static int -kvm_irqfd_assign(struct kvm *kvm, int fd, int gsi) +kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) { struct kvm_irq_routing_table *irq_rt; struct _irqfd *irqfd, *tmp; @@ -212,12 +212,12 @@ kvm_irqfd_assign(struct kvm *kvm, int fd, int gsi) return -ENOMEM; irqfd->kvm = kvm; - irqfd->gsi = gsi; + irqfd->gsi = args->gsi; INIT_LIST_HEAD(&irqfd->list); INIT_WORK(&irqfd->inject, irqfd_inject); INIT_WORK(&irqfd->shutdown, irqfd_shutdown); - file = eventfd_fget(fd); + file = eventfd_fget(args->fd); if (IS_ERR(file)) { ret = PTR_ERR(file); goto fail; @@ -298,19 +298,19 @@ kvm_eventfd_init(struct kvm *kvm) * shutdown any irqfd's that match fd+gsi */ static int -kvm_irqfd_deassign(struct kvm *kvm, int fd, int gsi) +kvm_irqfd_deassign(struct kvm *kvm, struct kvm_irqfd *args) { struct _irqfd *irqfd, *tmp; struct eventfd_ctx *eventfd; - eventfd = eventfd_ctx_fdget(fd); + eventfd = eventfd_ctx_fdget(args->fd); if (IS_ERR(eventfd)) return PTR_ERR(eventfd); spin_lock_irq(&kvm->irqfds.lock); list_for_each_entry_safe(irqfd, tmp, &kvm->irqfds.items, list) { - if (irqfd->eventfd == eventfd && irqfd->gsi == gsi) { + if (irqfd->eventfd == eventfd && irqfd->gsi == args->gsi) { /* * This rcu_assign_pointer is needed for when * another thread calls kvm_irq_routing_update before @@ -338,12 +338,15 @@ kvm_irqfd_deassign(struct kvm *kvm, int fd, int gsi) } int -kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags) +kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args) { - if (flags & KVM_IRQFD_FLAG_DEASSIGN) - return kvm_irqfd_deassign(kvm, fd, gsi); + if (args->flags & ~KVM_IRQFD_FLAG_DEASSIGN) + return -EINVAL; + + if (args->flags & KVM_IRQFD_FLAG_DEASSIGN) + return kvm_irqfd_deassign(kvm, args); - return kvm_irqfd_assign(kvm, fd, gsi); + return kvm_irqfd_assign(kvm, args); } /* diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 7e140683ff1..44ee7124b16 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2047,7 +2047,7 @@ static long kvm_vm_ioctl(struct file *filp, r = -EFAULT; if (copy_from_user(&data, argp, sizeof data)) goto out; - r = kvm_irqfd(kvm, data.fd, data.gsi, data.flags); + r = kvm_irqfd(kvm, &data); break; } case KVM_IOEVENTFD: { @@ -2845,6 +2845,7 @@ void kvm_exit(void) kvm_arch_hardware_unsetup(); kvm_arch_exit(); free_cpumask_var(cpus_hardware_enabled); + __free_page(fault_page); __free_page(hwpoison_page); __free_page(bad_page); } |