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2010-05-20USB: ohci: introduce omap3 ohci-hcd driverAnand Gadiyar
Add support for the OHCI controller present in OMAP3 and newer chips. The code is mostly based off the ehci-omap.c driver. Some of it is common to both drivers and will eventually need to be factored out to platform init files. In its current state, the driver cannot co-exist with the ehci-omap driver, and this will be fixed in later versions. The second driver to be loaded will overwrite settings made by the other. For now, this driver should allow the few users of OMAP3 OHCI to get going. Signed-off-by: Anand Gadiyar <gadiyar@ti.com> Cc: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: omap3: add platform init code for OHCI driverAnand Gadiyar
Add platform init code for the OMAP3 OHCI driver. Also, configure padconf settings for OMAP3 depending on which port mode is used. Signed-off-by: Anand Gadiyar <gadiyar@ti.com> Cc: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: mxc: gadget: remove 60mhz clock requirement for freescale mx51 usb coreDinh Nguyen
renamed fsl_mx3_udc.c -> fsl_mxc_udc.c for mx51, usb core is clocked from sources that are not 60mhz. Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ftdi_sio: clean up line-status handlingJohan Hovold
Reverse priority of errors reported to ldisc so that it matches that of other serial drivers (break takes precedence over parity, which takes precedence over framing errors). Also make sure overrun errors are handled as in other drivers, that is, an overrun error is always reported and is not associated with any received character (instead a NULL character with the TTY_OVERRUN flag set is inserted). Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: pl2303: use tty_insert_flip_string_fixed_flagJohan Hovold
Use tty_insert_flip_string_fixed_flag to report errors to line discipline. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ftdi_sio: use tty_insert_flip_string_fixed_flagJohan Hovold
Use tty_insert_flip_string_fixed_flag to report errors to line discipline. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: isp1760: Soften DW3 X/transaction error bit handlingAnton Vorontsov
There were some reports[1] of isp1760 USB driver malfunctioning with high speed devices, noticed on Blackfin and PowerPC targets. These reports indicated that the original Philips 'pehcd'[2] driver worked fine. We've noticed the same issue with an ARM RealView platform. This happens under load (with only some mass storage devices, not all, just as in another report[3]): error bit is set in DW3 error bit is set in DW3 error bit is set in DW3 usb 1-1.2: device descriptor read/64, error -32 It appears that the 'pehcd' driver checks the X bit only if the transaction is halted (H bit), otherwise the error is so far insignificant. The ISP176x chips were modeled after EHCI, and EHCI spec says (thanks to Alan Stern for pointing out): "Transaction errors cause the status field to be updated to reflect the type of error, but the transaction continues to be retried until the Active bit is set to 0. When the error counter reaches 0, the Halt bit is set and the Active bit is cleared." So, just as the original Philips driver, isp1760 must report the error only if the transaction error and the halt bits are set. [1] http://markmail.org/message/lx4qrlbrs2uhcnly [2] svn co svn://sources.blackfin.uclinux.org/linux-kernel/trunk/drivers/usb/host -r 5494 See pehci.c:pehci_hcd_update_error_status(). [3] http://blackfin.uclinux.org/gf/tracker/5148 Signed-off-by: Anton Vorontsov <avorontsov@mvista.com> Acked-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: usbcore: Do not disable USB3 protocol ports in hub_activate()Andiry Xu
When USB3 protocol port detects an USB3.0 device attach, the port will automatically transition to the Enabled state upon the completion of successful link training. Do not disable USB3 protocol ports in hub_activate(), or USB3.0 device will fail to be recognized if xHCI bus power management is implemented. Signed-off-by: Andiry Xu <andiry.xu@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ark3116: reimplement read processingJohan Hovold
Use process_read_urb to implement read processing. Compile-only tested. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Bart Hartgers <bart.hartgers@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: tty: fix incorrect use of tty_insert_flip_string_fixed_flagJohan Hovold
Fix regression introduced by commit a108bfcb372d8c4452701039308fb95747911c59 (USB: tty: Prune uses of tty_request_room in the USB layer) which broke three drivers (cypress_m8, digi_acceleport and spcp8x5) through incorrect use of tty_insert_flip_string_fixed_flag. Signed-off-by: Johan Hovold <jhovold@gmail.com> Cc: stable <stable@kernel.org> [.34] Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: gadget: Allow function access to device ID data during bind()Robert Lukassen
This is a patch that makes sure that the device ID data (idVendor, idProduct and bcdDevice) are assigned to the descriptor in the cdev structure *before* the composite gadget starts binding. This allows the composite driver, and all the composite functions it uses, access to that data. In one of the composite functions we created, we needed to register an input device and wanted to use the idVendor, idProduct and bcdDevice codes to properly initialize the id field of the input device. We could not do that because the idVendor, idProduct and bcdDevice values were only set in the cdec structure *after* the composite->bind(cdev) call. Signed-off-by: Robert Lukassen <robert.lukassen@tomtom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: fix u132-hcd code/data warningRandy Dunlap
Fix gcc warning on mixed declarations/code: drivers/usb/host/u132-hcd.c:1450: warning: ISO C90 forbids mixed declarations and code Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: xhci: Set stream ID to 0 after cleaning up stalls.Sarah Sharp
After using state stored in xhci_virt_ep to clean up a stalled endpoint, be sure to set the stalled stream ID back to 0. Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: testusb: testusb compatibility with FunctionFS gadgetMichal Nazarewicz
The FunctionFS gadget may provide the source/sink interface not as the first interface (with id == 0) but some different interface hence a code to find the interface number is required. (Note that you will still configure the gadget to report idProduct == 0xa4a4 (an "echo 0xa4a4 >/sys/module/g_ffs/parameters/usb_product" should suffice) or configure host to handle 0x0525:0xa4ac devices using the usbtest driver.) Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: testusb: an USB testing applicationDavid Brownell
The testusb program just issues ioctls to perform the tests implemented by the kernel driver. It can generate a variety of transfer patterns; you should make sure to test both regular streaming and mixes of transfer sizes (including short transfers). For more information on how this can be used and on USB testing refer to <URL:http://www.linux-usb.org/usbtest/>. Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ffs-test: FunctionFS testing programMichal Nazarewicz
This adds an example user-space FunctionFS driver which implements a source/sink interface used for testing. Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: g_ffs: the FunctionFS gadget driverMichal Nazarewicz
The Function Filesystem (FunctioFS) lets one create USB composite functions in user space in the same way as GadgetFS lets one create USB gadgets in user space. This allows creation of composite gadgets such that some of the functions are implemented in kernel space (for instance Ethernet, serial or mass storage) and other are implemented in user space. Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: f_fs: the FunctionFS driverMichal Nazarewicz
The FunctionFS is a USB composite function that can be used with the composite framework to create an USB gadget. >From kernel point of view it is just a composite function with some unique behaviour. It may be added to an USB configuration only after the user space driver has registered by writing descriptors and strings (the user space program has to provide the same information that kernel level composite functions provide when they are added to the configuration). >From user space point of view it is a file system which when mounted provide an "ep0" file. User space driver need to write descriptors and strings to that file. It does not need to worry about endpoints, interfaces or strings numbers but simply provide descriptors such as if the function was the only one (endpoints and strings numbers starting from one and interface numbers starting from core). The FunctionFS changes numbers of those as needed also handling situation when numbers differ in different configurations. When descriptors and strings are written "ep#" files appear (one for each declared endpoint) which handle communication on a single endpoint. Again, FunctionFS takes care of the real numbers and changing of the configuration (which means that "ep1" file may be really mapped to (say) endpoint 3 (and when configuration changes to (say) endpoint 2)). "ep0" is used for receiving events and handling setup requests. When all files are closed the function disables itself. Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: gadget: __init and __exit tags removedMichal Nazarewicz
__init, __initdata and __exit tags have have been removed from various files to make it possible for gadgets that do not use the __init/__exit tags to use those. Files in question are related to: * the core composite framework, * the mass storage function (fixing a section mismatch) and * ethernet driver (ACM, ECM, RNDIS). Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20fs/timerfd.c: make use of wait_event_interruptible_locked_irq()Michal Nazarewicz
This patch modifies the fs/timerfd.c to use the newly created wait_event_interruptible_locked_irq() macro. This replaces an open code implementation with a single macro call. Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Roland Dreier <rolandd@cisco.com> Cc: Tejun Heo <tj@kernel.org> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Davide Libenzi <davidel@xmailserver.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20wait_event_interruptible_locked() interfaceMichal Nazarewicz
New wait_event_interruptible{,_exclusive}_locked{,_irq} macros added. They work just like versions without _locked* suffix but require the wait queue's lock to be held. Also __wake_up_locked() is now exported as to pair it with the above macros. The use case of this new facility is when one uses wait queue's lock to protect a data structure. This may be advantageous if the structure needs to be protected by a spinlock anyway. In particular, with additional spinlock the following code has to be used to wait for a condition: spin_lock(&data.lock); ... for (ret = 0; !ret && !(condition); ) { spin_unlock(&data.lock); ret = wait_event_interruptible(data.wqh, (condition)); spin_lock(&data.lock); } ... spin_unlock(&data.lock); This looks bizarre plus wait_event_interruptible() locks the wait queue's lock anyway so there is a unlock+lock sequence where it could be avoided. To avoid those problems and benefit from wait queue's lock, a code similar to the following should be used: /* Waiting */ spin_lock(&data.wqh.lock); ... ret = wait_event_interruptible_locked(data.wqh, (condition)); ... spin_unlock(&data.wqh.lock); /* Waiting exclusively */ spin_lock(&data.whq.lock); ... ret = wait_event_interruptible_exclusive_locked(data.whq, (condition)); ... spin_unlock(&data.whq.lock); /* Waking up */ spin_lock(&data.wqh.lock); ... wake_up_locked(&data.wqh); ... spin_unlock(&data.wqh.lock); When spin_lock_irq() is used matching versions of macros need to be used (*_locked_irq()). Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Takashi Iwai <tiwai@suse.de> Cc: David Howells <dhowells@redhat.com> Cc: Andreas Herrmann <andreas.herrmann3@amd.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Mike Galbraith <efault@gmx.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: gadget webcam: depends on VIDEO_DEVRandy Dunlap
g_webcam uses v4l[2] interfaces, so it should depend on VIDEO_DEV. ERROR: "v4l2_event_unsubscribe" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_queue" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_device_release" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_usercopy" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_dequeue" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_register_device" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_device_alloc" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_subscribe" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_unregister_device" [drivers/usb/gadget/g_webcam.ko] ndefined! ERROR: "v4l2_event_pending" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_init" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_init" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_devdata" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_alloc" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_add" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_del" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_exit" [drivers/usb/gadget/g_webcam.ko] undefined! Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: serial: remove multi-urb write from generic driverJohan Hovold
Remove multi-urb write from the generic driver and simplify the prepare_write_buffer prototype: int (*prepare_write_buffer)(struct usb_serial_port *port, void *dest, size_t size); The default implementation simply fills dest with data from port write fifo but drivers can override it if they need to process the outgoing data (e.g. add headers). Turn ftdi_sio into a generic fifo-based driver, which lowers CPU usage significantly for small writes while retaining maximum throughput. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: serial: reimplement generic fifo-based writesJohan Hovold
Reimplement fifo-based writes in the generic driver using a multiple pre-allocated urb scheme. In contrast to multi-urb writes, no allocations (of urbs or buffers) are made during run-time and there is less pressure on the host stack queues as currently only two urbs are used (implementation is generic and can handle more than two urbs as well, though). Initial tests using ftdi_sio show that the implementation achieves the same (maximum) throughput at high baudrates as multi-urb writes. The CPU usage is much lower than for multi-urb writes for small write requests and only slightly higher for large (e.g. 2k) requests (due to extra copy via fifo?). Also outperforms multi-urb writes for small write requests on an embedded arm-9 system, where multi-urb writes are CPU-bound at high baudrates (perf reveals that a lot of time is spent in the host stack enqueue function -- could perhaps be a bug as well). Keeping the original write_urb, buffer and flag for now as there are other drivers depending on them. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: aircable: rewrite using generic read and write implementationsJohan Hovold
Kill circular buffers for tx and rx as well as read work thread, and switch to generic kfifo-based write implementation. This is an example of how prepare_write_buffer and process_read_urb can be used to handle protocols with packet headers. Please note the diffstat which shows that the same functionality is now provided using only a tenth of the code (including whitespace and comments, though). Tested-by: Naranjo, Manuel Francisco <naranjo.manuel@gmail.com> Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ftdi_sio: clean up SIO write supportJohan Hovold
The original SIO devices require a control byte for every packet written. Clean up the unnecessarily messy implementation of this. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ftdi_sio: switch to generic write implementationJohan Hovold
Switch to the generic, multi-urb, write implementation. Note that this will also make it fairly easy to use the generic fifo-based write implementation: simply unset the multi_urb_write flag and modify prepare_write_buffer (or unset if not using a legacy SIO device). This may be desirable for instance on an embedded system where optimal throughput at high baudrates may not be as important as other factors (e.g. no allocations during runtime and less pressure on host stack). Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: isp1760: Use resource_sizeTobias Klauser
Use the resource_size function instead of manually calculating the resource size. This reduces the chance of introducing off-by-one errors. Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: simplify usb_sg_init()Alan Stern
This patch (as1377) simplifies the code in usb_sg_init(), without changing its functionality. It also removes a couple of unused fields from the usb_sg_request structure. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB gadget: Webcam deviceLaurent Pinchart
This webcam gadget instantiates a UVC camera (360p and 720p resolutions in YUYV and MJPEG). Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB gadget: video class function driverLaurent Pinchart
This USB video class function driver implements a video capture device from the host's point of view. It creates a V4L2 output device on the gadget's side to transfer data from a userspace application over USB. The UVC-specific descriptors are passed by the gadget driver to the UVC function driver, making them completely configurable without any modification to the function's driver code. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: Change the scatterlist type in struct urbMatthew Wilcox
Change the type of the URB's 'sg' pointer from a usb_sg_request to a scatterlist. This allows drivers to submit scatter-gather lists without using the usb_sg_wait() interface. It has the added benefit of removing the typecasts that were added as part of patch as1368 (and slightly decreasing the number of pointer dereferences). Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Reviewed-by: Alan Stern <stern@rowland.harvard.edu> Tested-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: Turn interface_to_usbdev into an inline functionMatthew Wilcox
The stronger type-checking would have prevented a bug I had. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: Add a usb_pipe_endpoint() convenience functionMatthew Wilcox
Converting a pipe number to a struct usb_host_endpoint pointer is a little messy. Introduce a new convenience function to hide the mess. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: Add definition for the Pipe Usage descriptorMatthew Wilcox
The Pipe Usage descriptor is needed for USB Attached SCSI Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20usb: u132-hcd.c: fix shadows sparse warningBill Pemberton
Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20usb: sisusb_con.c: fix shadows sparse warningBill Pemberton
Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: oti6858: declare send_data() as staticBill Pemberton
Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: whci: declare functions as staticBill Pemberton
qset_print() was not declared static although it is not used outside of debug.c Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: unusual-dev: Add bad sense flag for Appotech ax203 based picture framesHans de Goede
These Appotech controllers are found in Picture Frames, they provide a (buggy) emulation of a cdrom drive which contains the windows software Uploading of pictures happens over the corresponding /dev/sg device. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: mxc: gadget: Fix bitfield for calculating maximum packet sizeDinh Nguyen
The max packet length bit mask used for isochronous endpoints should be 0x7FF instead of 0x8FF. 0x8FF will actually clear higher-order bits in the max packet length field. This patch applies to 2.6.34-rc6. Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: ehci-omap: fix Si version related programmingAjay Kumar Gupta
AM3517 is based on ES3.1 thus ES2.x related programming is invalid for it so updating ES2.x programming. Also fixed below checkpatch warning: WARNING: unnecessary whitespace before a quoted newline Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20usb: ehci-omap: fix compilation warningAjay Kumar Gupta
Fixes below compilation warning: drivers/usb/host/ehci-hcd.c:425: warning: 'ehci_port_power' defined but not used Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: qcaux: add Samsung U520 device IDDan Williams
Another CDC-ACM + vendor specific interface layout. Signed-off-by: Dan Williams <dcbw@redhat.com> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: option: add PID for ZTE productzhao1980ming
this patch adds ZTE modem devices Signed-off-by: Joey <zhao.ming9@zte.com.cn> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: xhci: Avoid double free after streams are disabled.Sarah Sharp
When a device is disconnected, xhci_free_virt_device() is called. Ramya found that if the device had streams enabled, and then the driver freed the streams with a call to usb_free_streams(), then about a minute after he had called this, his machine crashed with a Bad DMA error. It turns out that xhci_free_virt_device() would attempt to free the endpoint's stream_info data structure if it wasn't NULL, and the free streams function was not setting it to NULL after freeing it. Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> Tested-by: Ramya Desai <ramya.desai@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: remove URB_NO_SETUP_DMA_MAPAlan Stern
Now that URB_NO_SETUP_DMA_MAP is no longer in use, this patch (as1376) removes all references to it. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: remove the usb_host_ss_ep_comp structureAlan Stern
This patch (as1375) eliminates the usb_host_ss_ep_comp structure used for storing a dynamically-allocated copy of the SuperSpeed endpoint companion descriptor. The SuperSpeed descriptor is placed directly in the usb_host_endpoint structure, alongside the standard endpoint descriptor. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: export the new ch11.h file to userspceAlan Stern
This patch (as1374) cleans up a few loose ends in the include/linux/usb/ch11.h header file and exports it to userspace. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Cc: Eric Lescouet <Eric.Lescouet@virtuallogix.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-20USB: remove leftover references to udev->autosuspend_disabledAlan Stern
This patch (as1373) fixes a couple of drivers outside the USB subtree. Devices are now disabled or enabled for autosuspend by calling a core function instead of setting a flag. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>