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Palmas pinmux and pin configuration support the single pin level
configuration in place of pin group.
Hence it is only require to pin_config_{set|get} and do not require
pin_config_group_{set|get}. As core framework already check for
require APIs availability, it is not require to implement as dummy
for non-require ops and so removing it.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Current code hold port->lock spinlock and then try to grab the lock again
in adi_gpio_set_value(). Fix it.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Add missing "atmel,at91sam9x5-pinctrl" compatible string to the
documentation.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Replace at91_mux_get_deglitch with at91_mux_pio3_get_deglitch when using
sam9x5 (pio3) IP.
at91_mux_get_deglitch only test the activation of the "Input Filter" which
may be overloaded by the activation of the "Input Filter Slow Clock" to use
the input filter as a debounce filter instead of a deglitch filter.
Fix at91_mux_pio3_get_debounce to test the activation of the Input Filter
before testing the activation of the debounce filter (Input Filter Slow
Clock depends on Input Filter).
Fix at91_mux_pio3_set_debounce function to avoid disabling the deglitch
filter ("Input Filter") when debounce filter is disabled.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Fix AT91_PINCTRL_DEBOUNCE_VAL dt macro typo.
Fix at91_pinctrl_mux_ops callback typos.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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There are four I2C interfaces on r8a7790, each of them can be connected to
one of the two respective I2C controllers, e.g. interface #0 can be
configured to work with I2C0 or with IIC0. Additionally some of those
interfaces can also use one of several pin sets. Interface #3 is special,
because it can be used in automatic mode for DVFS. It only has one set
of pins available and those pins cannot be used for anything else, they
also lack the GPIO function.
This patch uses the sh-pfc ability to configure pins, not associated with
GPIOs and adds support for I2C3 to the r8a7790 PFC set up.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
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Adds pinmux for i2c bus 1 and 2. (Pins for 0 and 3 are not multiplexed.)
Signed-off-by: Ulrich Hecht <ulrich.hecht@gmail.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
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- Remove unused macro MAX_RESOURCES
- Override blackfin legacy peripheral pinmux request and free APIs by
devm_pinctrl_get_select_default() to init the peripheral portmux setting.
v3-chagnes:
- Move pinctrl soc data out of blackfin arch folder.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Acked-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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sizeof() is already size_t so there is no need to cast here. Generally,
casting inside the min() macro instead of using min_t() is considered
bad style.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Have pinconf_dbg_config_write() return a ssize_t. This fixes the following
compilation warning:
drivers/pinctrl/pinconf.c:617:2: warning: initialization from incompatible pointer type [enabled by default]
drivers/pinctrl/pinconf.c:617:2: warning: (near initialization for ‘pinconf_dbg_pinconfig_fops.write’) [enabled by default]
Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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for PPI2.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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- Remove non gpio lib code from blackfin architecture.
- Limit the lagecy blackfin gpio driver to bf5xx processors only.
- Remove unused definition of the pint power functions.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The new ADI GPIO2 controller was introduced since the BF548 and BF60x
processors. It differs a lot from the old one on BF5xx processors. So,
create a pinctrl driver under the pinctrl framework.
- Define gpio ports and pin interrupt controllers as individual platform
devices.
- Register a pinctrl driver for the whole GPIO ports and pin interrupt
devices.
- Probe pint devices before port devices. Put device instances into
the global gpio and pint lists.
- Define peripheral, irq and gpio reservation bit masks for each gpio
port as runtime resources.
- Save and restore gpio port and pint status MMRs in syscore PM functions.
- Create the plug-in subdrivers to hold the pinctrl soc data for bf54x
and bf60x. Add soc data into struct adi_pinctrl. Initialize the soc data
in pin controller probe function. Get the pin groups and functions via
the soc data reference.
- Call gpiochip_add_pin_range() in gpio device probe function to register
range cross reference between gpio device and pin control device.
- Get range by pinctrl_find_gpio_range_from_pin(), find gpio_port object
by container_of() and find adi_pinctrl by pin control device name.
- Handle peripheral and gpio requests in pinctrl operation functions.
- Demux gpio IRQs via the irq_domain created by each GPIO port.
v2-changes:
- Remove unlinke() directive.
v3-changes:
- Rename struct adi_pmx to adi_pinctrl.
- Fix the comments of struct gpio_pint.
- Remove unused pin_base in struct gpio_port.
- Change pint_assign into bool type.
- Add comments about the relationship between pint device and port device
to the driver header.
- Use BIT macro to shift bit.
- Remove all bitmap reservation help functions. Inline reservation functions
into the actual code.
- Remove gpio and offset mutual reference help functions.
- Remove all help functions to find gpio_port and adi_pinctrl structs. Get
range by pinctrl_find_gpio_range_from_pin(), find gpio_port object by
container_of() and find adi_pinctrl by pin control device name.
- Pass bool type usage variable to port_setup help function.
- Separate long bit operations into several lines and add comments.
- Use debugfs to output all GPIO request information.
- Avoid to set drvdata to NULL
- Add explanation to function adi_gpio_init_int()
- Call gpiochip_add_pin_range() in gpio device probe function to register
range cross reference between gpio device and pin control device.
- Remove the reference to pin control device from the gpio_port struct.
Remove the reference list to gpio device from the adi_pinctrl struct.
Replace the global adi_pinctrl list with adi_gpio_port_list. Walk through
the gpio list to do power suspend and resume operations.
- Remove the global GPIO base from struct adi_pinctrl, define pin base in
the platform data for each GPIO port device.
- Initialize adi_pinctrl_setup in arch_initcall().
- print the status of triggers, whether it is in GPIO mode, if it is
flagged to be used as IRQ, etc in adi_pin_dbg_show().
- Create the plug-in subdrivers to hold the pinctrl soc data for bf54x
and bf60x. Add soc data into struct adi_pinctrl. Initialize the soc data
in pin controller probe function. Get the pin groups and functions via
the soc data reference.
v4-changes:
- remove useless system_state checking.
- replace dev_err with dev_warn in both irq and gpio pin cases.
- comment on relationship between irq type and invert operation.
- It is not necessary to check the reservation mode of the requested
pin in IRQ chip operation. Remove the reservation map.
- Use existing gpio/pinctrl subsystem debugfs files. Remove pinctrl-adi2
driver specific debugfs output.
- Add linkport group and function information for bf60x.
- Separate uart and ctsrts pins into 2 groups.
- Separate APAPI and alternative ATAPI pins into 2 groups.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The driver cannot be built as a module, so having a MODULE_ALIAS() isn't
useful.
While at it, fix a small typo in the file header comment and make the
module description string consistent with those for earlier Tegra SoCs.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer code update from Thomas Gleixner:
- armada SoC clocksource overhaul with a trivial merge conflict
- Minor improvements to various SoC clocksource drivers
* 'timers/core' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
clocksource: armada-370-xp: Add detailed clock requirements in devicetree binding
clocksource: armada-370-xp: Get reference fixed-clock by name
clocksource: armada-370-xp: Replace WARN_ON with BUG_ON
clocksource: armada-370-xp: Fix device-tree binding
clocksource: armada-370-xp: Introduce new compatibles
clocksource: armada-370-xp: Use CLOCKSOURCE_OF_DECLARE
clocksource: armada-370-xp: Simplify TIMER_CTRL register access
clocksource: armada-370-xp: Use BIT()
ARM: timer-sp: Set dynamic irq affinity
ARM: nomadik: add dynamic irq flag to the timer
clocksource: sh_cmt: 32-bit control register support
clocksource: em_sti: Convert to devm_* managed helpers
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Pull CIFS fixes from Steve French:
"Two minor cifs fixes and a minor documentation cleanup for cifs.txt"
* 'for-next' of git://git.samba.org/sfrench/cifs-2.6:
cifs: update cifs.txt and remove some outdated infos
cifs: Avoid calling unlock_page() twice in cifs_readpage() when using fscache
cifs: Do not take a reference to the page in cifs_readpage_worker()
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Pull UBI fixes from Artem Bityutskiy:
"Just a single fastmap fix plus a regression fix"
* tag 'upstream-3.12-rc1' of git://git.infradead.org/linux-ubi:
UBI: Fix invalidate_fastmap()
UBI: Fix PEB leak in wear_leveling_worker()
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Pull ubifs fix from Artem Bityutskiy:
"Just one patch which fixes the power-cut recovery testing mode.
I'll start using a single UBI/UBIFS tree instead of 2 trees from now
on. So in the future you'll get 1 small pull request instead of 2
tiny ones"
* tag 'upstream-3.12-rc1' of git://git.infradead.org/linux-ubifs:
UBIFS: remove invalid warn msg with tst_recovery enabled
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Pull MIPS fixes from Ralf Baechle:
"These are four patches for three construction sites:
- Fix register decoding for the combination of multi-core processors
and multi-threading.
- Two more fixes that are part of the ongoing DECstation resurrection
work. One of these touches a DECstation-only network driver.
- Finally Markos' trivial build fix for the AP/SP support.
(With this applied now all MIPS defconfigs are building again)"
* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus:
MIPS: kernel: vpe: Make vpe_attrs an array of pointers.
MIPS: Fix SMP core calculations when using MT support.
MIPS: DECstation I/O ASIC DMA interrupt handling fix
MIPS: DECstation HRT initialization rearrangement
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Pull x86 platform updates from Matthew Garrett:
"Nothing amazing here, almost entirely cleanups and minor bugfixes and
one bit of hardware enablement in the amilo-rfkill driver"
* 'for_linus' of git://cavan.codon.org.uk/platform-drivers-x86:
platform/x86: panasonic-laptop: reuse module_acpi_driver
samsung-laptop: fix config build error
platform: x86: remove unnecessary platform_set_drvdata()
amilo-rfkill: Enable using amilo-rfkill with the FSC Amilo L1310.
wmi: parse_wdg() should return kernel error codes
hp_wmi: Fix unregister order in hp_wmi_rfkill_setup()
platform: replace strict_strto*() with kstrto*()
x86: irst: use module_acpi_driver to simplify the code
x86: smartconnect: use module_acpi_driver to simplify the code
platform samsung-q10: use ACPI instead of direct EC calls
thinkpad_acpi: add the ability setting TPACPI_LED_NONE by quirk
thinkpad_acpi: return -NODEV while operating uninitialized LEDs
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Pull misc SCSI driver updates from James Bottomley:
"This patch set is a set of driver updates (megaraid_sas, fnic, lpfc,
ufs, hpsa) we also have a couple of bug fixes (sd out of bounds and
ibmvfc error handling) and the first round of esas2r checker fixes and
finally the much anticipated big endian additions for megaraid_sas"
* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (47 commits)
[SCSI] fnic: fnic Driver Tuneables Exposed through CLI
[SCSI] fnic: Kernel panic while running sh/nosh with max lun cfg
[SCSI] fnic: Hitting BUG_ON(io_req->abts_done) in fnic_rport_exch_reset
[SCSI] fnic: Remove QUEUE_FULL handling code
[SCSI] fnic: On system with >1.1TB RAM, VIC fails multipath after boot up
[SCSI] fnic: FC stat param seconds_since_last_reset not getting updated
[SCSI] sd: Fix potential out-of-bounds access
[SCSI] lpfc 8.3.42: Update lpfc version to driver version 8.3.42
[SCSI] lpfc 8.3.42: Fixed issue of task management commands having a fixed timeout
[SCSI] lpfc 8.3.42: Fixed inconsistent spin lock usage.
[SCSI] lpfc 8.3.42: Fix driver's abort loop functionality to skip IOs already getting aborted
[SCSI] lpfc 8.3.42: Fixed failure to allocate SCSI buffer on PPC64 platform for SLI4 devices
[SCSI] lpfc 8.3.42: Fix WARN_ON when driver unloads
[SCSI] lpfc 8.3.42: Avoided making pci bar ioremap call during dual-chute WQ/RQ pci bar selection
[SCSI] lpfc 8.3.42: Fixed driver iocbq structure's iocb_flag field running out of space
[SCSI] lpfc 8.3.42: Fix crash on driver load due to cpu affinity logic
[SCSI] lpfc 8.3.42: Fixed logging format of setting driver sysfs attributes hard to interpret
[SCSI] lpfc 8.3.42: Fixed back to back RSCNs discovery failure.
[SCSI] lpfc 8.3.42: Fixed race condition between BSG I/O dispatch and timeout handling
[SCSI] lpfc 8.3.42: Fixed function mode field defined too small for not recognizing dual-chute mode
...
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git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux
Pull SLAB update from Pekka Enberg:
"Nothing terribly exciting here apart from Christoph's kmalloc
unification patches that brings sl[aou]b implementations closer to
each other"
* 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux:
slab: Use correct GFP_DMA constant
slub: remove verify_mem_not_deleted()
mm/sl[aou]b: Move kmallocXXX functions to common code
mm, slab_common: add 'unlikely' to size check of kmalloc_slab()
mm/slub.c: beautify code for removing redundancy 'break' statement.
slub: Remove unnecessary page NULL check
slub: don't use cpu partial pages on UP
mm/slub: beautify code for 80 column limitation and tab alignment
mm/slub: remove 'per_cpu' which is useless variable
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input update from Dmitry Torokhov:
"The only change is David Hermann's new EVIOCREVOKE evdev ioctl that
allows safely passing file descriptors to input devices to session
processes and later being able to stop delivery of events through
these fds so that inactive sessions will no longer receive user input
that does not belong to them"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: evdev - add EVIOCREVOKE ioctl
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Sedat points out that I transposed some letters in "LRU" and wrote "RLU"
instead in one of the new comments explaining the flow. Let's just fix
it.
Reported-by: Sedat Dilek <sedat.dilek@jpberlin.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Matt found that commit 27a7c642174e ("partitions/efi: account for pmbr
size in lba") caused his GPT formatted eMMC device not to boot. The
reason is that this commit enforced Linux to always check the lesser of
the whole disk or 2Tib for the pMBR size in LBA. While most disk
partitioning tools out there create a pMBR with these characteristics,
Microsoft does not, as it always sets the entry to the maximum 32-bit
limitation - even though a drive may be smaller than that[1].
Loosen this check and only verify that the size is either the whole disk
or 0xFFFFFFFF. No tool in its right mind would set it to any value
other than these.
[1] http://thestarman.pcministry.com/asm/mbr/GPT.htm#GPTPT
Reported-and-tested-by: Matt Porter <matt.porter@linaro.org>
Signed-off-by: Davidlohr Bueso <davidlohr@hp.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux
Pull writeback fix from Wu Fengguang:
"A trivial writeback fix"
* tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux:
writeback: Do not sort b_io list only because of block device inode
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The LRU list changes interacted badly with our nr_dentry_unused
accounting, and even worse with the new DCACHE_LRU_LIST bit logic.
This introduces helper functions to make sure everything follows the
proper dcache d_lru list rules: the dentry cache is complicated by the
fact that some of the hotpaths don't even want to look at the LRU list
at all, and the fact that we use the same list entry in the dentry for
both the LRU list and for our temporary shrinking lists when removing
things from the LRU.
The helper functions temporarily have some extra sanity checking for the
flag bits that have to match the current LRU state of the dentry. We'll
remove that before the final 3.12 release, but considering how easy it
is to get wrong, this first cleanup version has some very particular
sanity checking.
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Björn JACKE <bj@sernet.de>
Signed-off-by: Steve French <smfrench@gmail.com>
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When reading a single page with cifs_readpage(), we make a call to
fscache_read_or_alloc_page() which once done, asynchronously calls
the completion function cifs_readpage_from_fscache_complete(). This
completion function unlocks the page once it has been populated from
cache. The module then attempts to unlock the page a second time in
cifs_readpage() which leads to warning messages.
In case of a successful call to fscache_read_or_alloc_page() we should skip
the second unlock_page() since this will be called by the
cifs_readpage_from_fscache_complete() once the page has been populated by
fscache.
With the modifications to cifs_readpage_worker(), we will need to re-grab the
page lock in cifs_write_begin().
The problem was first noticed when testing new fscache patches for cifs.
https://bugzilla.redhat.com/show_bug.cgi?id=1005737
Signed-off-by: Sachin Prabhu <sprabhu@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
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We do not need to take a reference to the pagecache in
cifs_readpage_worker() since the calling function will have already
taken one before passing the pointer to the page as an argument to the
function.
Signed-off-by: Sachin Prabhu <sprabhu@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck:
"Some more low risk cleanup patches:
- Remove unnecessary pci_set_drvdata in k10temp driver from Jingoo Han
- Fix return values in several drivers from Sachin Kamat
- Remove redundant break in amc6821 driver from Sachin Kamat"
* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (k10temp) remove unnecessary pci_set_drvdata()
hwmon: (tmp421) Fix return value
hwmon: (amc6821) Remove redundant break
hwmon: (amc6821) Fix return value
hwmon: (ibmaem) Fix return value
hwmon: (emc2103) Fix return value
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Pull Xtensa updates from Chris Zankel.
* tag 'xtensa-next-20130912' of git://github.com/czankel/xtensa-linux:
xtensa: Fix broken allmodconfig build
xtensa: remove CCOUNT_PER_JIFFY
xtensa: fix !CONFIG_XTENSA_CALIBRATE_CCOUNT build failure
xtensa: don't use echo -e needlessly
xtensa: new fast_alloca handler
xtensa: keep a3 and excsave1 on entry to exception handlers
xtensa: enable kernel preemption
xtensa: check thread flags atomically on return from user exception
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Pull aio changes from Ben LaHaise:
"First off, sorry for this pull request being late in the merge window.
Al had raised a couple of concerns about 2 items in the series below.
I addressed the first issue (the race introduced by Gu's use of
mm_populate()), but he has not provided any further details on how he
wants to rework the anon_inode.c changes (which were sent out months
ago but have yet to be commented on).
The bulk of the changes have been sitting in the -next tree for a few
months, with all the issues raised being addressed"
* git://git.kvack.org/~bcrl/aio-next: (22 commits)
aio: rcu_read_lock protection for new rcu_dereference calls
aio: fix race in ring buffer page lookup introduced by page migration support
aio: fix rcu sparse warnings introduced by ioctx table lookup patch
aio: remove unnecessary debugging from aio_free_ring()
aio: table lookup: verify ctx pointer
staging/lustre: kiocb->ki_left is removed
aio: fix error handling and rcu usage in "convert the ioctx list to table lookup v3"
aio: be defensive to ensure request batching is non-zero instead of BUG_ON()
aio: convert the ioctx list to table lookup v3
aio: double aio_max_nr in calculations
aio: Kill ki_dtor
aio: Kill ki_users
aio: Kill unneeded kiocb members
aio: Kill aio_rw_vect_retry()
aio: Don't use ctx->tail unnecessarily
aio: io_cancel() no longer returns the io_event
aio: percpu ioctx refcount
aio: percpu reqs_available
aio: reqs_active -> reqs_available
aio: fix build when migration is disabled
...
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git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull generic hardirq option removal from Martin Schwidefsky:
"All architectures now use generic hardirqs, s390 has been last to
switch.
With that the code under !CONFIG_GENERIC_HARDIRQS and the related
HAVE_GENERIC_HARDIRQS and GENERIC_HARDIRQS config options can be
removed. Yay!"
* 'genirq' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
Remove GENERIC_HARDIRQ config option
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git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kconfig fix from Michal Marek:
"This is a fix for a regression caused by my previous pull request.
A sed command in scripts/config that used colons as separator was
accidentally changed to use slashes, which fails when you use slashes
in a value. Changing it back to colons is of course not a proper fix,
but at least it will be broken in the same way it had been for four
years. A proper fix is pending"
* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
scripts/config: fix variable substitution command
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git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux
Pull blackfin updates from Steven Miao.
* tag 'blackfin-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux:
blackfin: Ignore generated uImages
blackfin: Add STMMAC platform data to enable dwmac1000 driver on BF60x.
bf609: adv7343: add S-Video and Component output support
bf609: add adv7343 video encoder support
clock: add stmmac clock for ethernet driver
blackfin: scb: Add SCB1 to SCB9 config options and data.
blackfin: scb: Add system crossbar init code.
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Pull crypto fixes from Herbert Xu:
"This fixes a 7+ year race condition in the crypto API that causes
sporadic crashes when multiple threads load the same algorithm.
It also fixes the crct10dif algorithm again to prevent boot failures
on systems where the initramfs tool ignores module softdeps"
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
crypto: crct10dif - Add fallback for broken initrds
crypto: api - Fix race condition in larval lookup
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Commit 567b21e973ccf5b0d13776e408d7c67099749eb8
"mips: convert vpe_class to use dev_groups"
broke the build on MIPS since vpe_attrs should be an array
of 'struct device_attribute' pointers.
Fixes the following build problem:
arch/mips/kernel/vpe.c:1372:2: error: missing braces around initializer
[-Werror=missing-braces]
arch/mips/kernel/vpe.c:1372:2: error: (near initialization for 'vpe_attrs[0]')
[-Werror=missing-braces]
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: John Crispin <blogic@openwrt.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5819/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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After the last architecture switched to generic hard irqs the config
options HAVE_GENERIC_HARDIRQS & GENERIC_HARDIRQS and the related code
for !CONFIG_GENERIC_HARDIRQS can be removed.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Commit 229455bc02b87f7128f190c4491b4ceffff38648 accidentally changed the
separator between sed `s' command and its parameters from ':' to '/'.
Revert this change.
Reported-and-tested-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Clement Chauplannaz <chauplac@gmail.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
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The TCBIND register is only available if the core has MT support. It
should not be read otherwise. Secondly, the number of TCs (siblings)
are calculated differently depending on if the kernel is configured
as SMVP or SMTC.
Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5822/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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This change complements commit d0da7c002f7b2a93582187a9e3f73891a01d8ee4
and brings clear_ioasic_irq back, renaming it to clear_ioasic_dma_irq at
the same time, to make I/O ASIC DMA interrupts functional.
Unlike ordinary I/O ASIC interrupts DMA interrupts need to be deasserted
by software by writing 0 to the respective bit in I/O ASIC's System
Interrupt Register (SIR), similarly to how CP0.Cause.IP0 and CP0.Cause.IP1
bits are handled in the CPU (the difference is SIR DMA interrupt bits are
R/W0C so there's no need for an RMW cycle). Otherwise the handler is
reentered over and over again.
The only current user is the DEC LANCE Ethernet driver and its extremely
uncommon DMA memory error handler that does not care when exactly the
interrupt is cleared. Anticipating the use of DMA interrupts by the Zilog
SCC driver this change however exports clear_ioasic_dma_irq for device
drivers to choose the right application-specific sequence to clear the
request explicitly rather than calling it implicitly in the .irq_eoi
handler of `struct irq_chip'. Previously these interrupts were cleared in
the .end handler of the said structure, before it was removed.
Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5826/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Not all I/O ASIC versions have the free-running counter implemented, an
early revision used in the 5000/1xx models aka 3MIN and 4MIN did not have
it. Therefore we cannot unconditionally use it as a clock source.
Fortunately if not implemented its register slot has a fixed value so it
is enough if we check for the value at the end of the calibration period
being the same as at the beginning.
This also means we need to look for another high-precision clock source on
the systems affected. The 5000/1xx can have an R4000SC processor
installed where the CP0 Count register can be used as a clock source.
Unfortunately all the R4k DECstations suffer from the missed timer
interrupt on CP0 Count reads erratum, so we cannot use the CP0 timer as a
clock source and a clock event both at a time. However we never need an
R4k clock event device because all DECstations have a DS1287A RTC chip
whose periodic interrupt can be used as a clock source.
This gives us the following four configuration possibilities for I/O ASIC
DECstations:
1. No I/O ASIC counter and no CP0 timer, e.g. R3k 5000/1xx (3MIN).
2. No I/O ASIC counter but the CP0 timer, i.e. R4k 5000/150 (4MIN).
3. The I/O ASIC counter but no CP0 timer, e.g. R3k 5000/240 (3MAX+).
4. The I/O ASIC counter and the CP0 timer, e.g. R4k 5000/260 (4MAX+).
For #1 and #2 this change stops the I/O ASIC free-running counter from
being installed as a clock source of a 0Hz frequency. For #2 it also
arranges for the CP0 timer to be used as a clock source rather than a
clock event device, because having an accurate wall clock is more
important than a high-precision interval timer. For #3 there is no
change. For #4 the change makes the I/O ASIC free-running counter
installed as a clock source so that the CP0 timer can be used as a clock
event device.
Unfortunately the use of the CP0 timer as a clock event device relies on a
succesful completion of c0_compare_interrupt. That never happens, because
while waiting for a CP0 Compare interrupt to happen the function spins in
a loop reading the CP0 Count register. This makes the CP0 Count erratum
trigger reliably causing the interrupt waited for to be lost in all cases.
As a result #4 resorts to using the CP0 timer as a clock source as well,
just as #2. However we want to keep this separate arrangement in case
(hope) c0_compare_interrupt is eventually rewritten such that it avoids
the erratum.
Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5825/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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We have the build infrastructure to generate uImages so we should ignore
the resulting generated files.
Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Mike Frysinger <vapier@gentoo.org>
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