pandora-kernel.git
12 years agousb: usb3.0 ch9 definitions
Tatyana Brokhman [Sat, 9 Oct 2010 14:46:12 +0000 (16:46 +0200)]
usb: usb3.0 ch9 definitions

Adding SuperSpeed usb definitions as defined by ch9 of the USB3.0 spec.
This patch is a preparation for adding SuperSpeed support to the gadget
framework.

Signed-off-by: Tatyana Brokhman <tlinder@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: storage: reuse definitions from scsi.h header file
Michal Nazarewicz [Thu, 7 Oct 2010 12:46:15 +0000 (14:46 +0200)]
USB: gadget: storage: reuse definitions from scsi.h header file

This commit changes storage_common.h, file_storage.c and
f_mass_storage.c to use definitions of SCSI commands from
scsi/scsi.h file instead of redefining the commands in
storage_common.c.

scsi/scsi.h header file was missing READ_FORMAT_CAPACITIES and
READ_HEADER so this commit also add those to the header.

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: James Bottomley <James.Bottomley@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: makefile cleanup
matt mooney [Thu, 7 Oct 2010 02:03:26 +0000 (19:03 -0700)]
usb: makefile cleanup

For all modules, change <module>-objs to <module>-y; remove
if-statements and replace with lists using the kbuild idiom; move
flags to the top of the file; and fix alignment while trying to
maintain the original scheme in each file.

None of the dependencies are modified.

Signed-off-by: matt mooney <mfm@muteddisk.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: gadget: dummy_hcd: Fix error path
Rahul Ruikar [Thu, 7 Oct 2010 04:10:45 +0000 (09:40 +0530)]
usb: gadget: dummy_hcd: Fix error path

In function dummy_udc_probe()
call put_device() when device_register() fails.
also usb_get_hcd() put before device_register() after review comment
from Alan Stern.

Signed-off-by: Rahul Ruikar <rahul.ruikar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: core: endpoint: Fix error path
Rahul Ruikar [Thu, 7 Oct 2010 04:01:12 +0000 (09:31 +0530)]
usb: core: endpoint: Fix error path

In function usb_create_ep_devs()
call put_device() when device_register() fails.

Signed-off-by: Rahul Ruikar <rahul.ruikar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: cp210x: Add WAGO 750-923 Service Cable device ID
Anders Larsen [Wed, 6 Oct 2010 21:46:25 +0000 (23:46 +0200)]
USB: cp210x: Add WAGO 750-923 Service Cable device ID

The WAGO 750-923 USB Service Cable is used for configuration and firmware
updates of several industrial automation products from WAGO Kontakttechnik GmbH.

Bus 004 Device 002: ID 1be3:07a6
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               1.10
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  idVendor           0x1be3
  idProduct          0x07a6
  bcdDevice            1.00
  iManufacturer           1 Silicon Labs
  iProduct                2 WAGO USB Service Cable
  iSerial                 3 1277796751
  . . .

Signed-off-by: Anders Larsen <al@alarsen.net>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: do not print -ESHUTDOWN message if usb at otg device mode
Peter Chen [Mon, 27 Sep 2010 08:43:25 +0000 (16:43 +0800)]
USB: do not print -ESHUTDOWN message if usb at otg device mode

At otg device mode, the otg host resume should do no-op during
system resume, otherwise, the otg device will be treated as a
host for enumeration.

So, the otg host driver returns -ESHUTDOWN if it detects the
current usb mode is device mode. The host driver has to return
-ESHUTDOWN, otherwise, the usb_hc_died will be called.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb-storage: add new no_read_capacity_16 quirk
Hans de Goede [Fri, 1 Oct 2010 21:20:11 +0000 (14:20 -0700)]
usb-storage: add new no_read_capacity_16 quirk

Some Rockbox based mp4 players will crash when ever they see a
read_capacity_16 scsi command.  So add a new US_FL which tells the scsi sd
driver to not issue any read_capacity_16 scsi commands.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoscsi/sd: add a no_read_capacity_16 scsi_device flag
Hans de Goede [Fri, 1 Oct 2010 21:20:10 +0000 (14:20 -0700)]
scsi/sd: add a no_read_capacity_16 scsi_device flag

I seem to have a knack for digging up buggy usb devices which don't work
with Linux, and I'm crazy enough to try to make them work.  So this time a
friend of mine asked me to get an mp4 player (an mp3 player which can play
videos on a small screen) to work with Linux.

It is based on the well known rockbox chipset for which we already have an
unusual devs entries to work around some of its bugs.  But this model
comes with an additional twist.

This model chokes on read_capacity_16 calls.  Now normally we don't make
those calls, but this model comes with an sdcard slot and when there is no
card in there (and shipped from the factory there is none), it reports a
size of 0.  However this time the programmers actually got the
read_capacity_10 response right!  So they substract one from the size as
stored internally in the mp3 player before reporting it back, resulting in
an answer of ...  0xffffffff sectors, causing sd.c to try a
read_capacity_16, on which the device crashes.

This patch adds a flag to scsi_device to indicate that a a device cannot
handle read_capacity_16, and when this flag is set if a device reports an
lba of 0xffffffff as answer to a read_capacity_10, assumes it tries to
report a size of 0.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb-storage: add new no_read_disc_info quirk
Hans de Goede [Fri, 1 Oct 2010 21:20:10 +0000 (14:20 -0700)]
usb-storage: add new no_read_disc_info quirk

Appotech ax3003 (the larger brother of the ax203) based devices are even
more buggy then the ax203.  They will go of into lala land when ever they
see a READ_DISC_INFO scsi command.  So add a new US_FL which tells the
scsi sr driver to not issue any READ_DISC_INFO scsi commands.

[akpm@linux-foundation.org: fix build]
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoscsi/sr: add no_read_disc_info scsi_device flag
Hans de Goede [Fri, 1 Oct 2010 21:20:08 +0000 (14:20 -0700)]
scsi/sr: add no_read_disc_info scsi_device flag

Some USB devices emulate a usb-mass-storage attached (scsi) cdrom device,
usually this fake cdrom contains the windows software for the device.
While working on supporting Appotech ax3003 based photoframes, which do
this I discovered that they will go of into lala land when ever they see a
READ_DISC_INFO scsi command.

Thus this patch adds a scsi_device flag (which can then be set by the
usb-storage driver through an unsual-devs entry), to indicate this, and
makes the sr driver honor this flag.

I know this sucks, but as discussed on linux-scsi list there is no other
way to make this device work properly.

Looking at usb traces made under windows, windows never sends a
READ_DISC_INFO during normal interactions with a usb cdrom device.  So as
this cdrom emulation thingie becomes more common we might see more of this
problem.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: gadget: goku_udc: Fix error path
Dan Carpenter [Tue, 5 Oct 2010 16:55:34 +0000 (18:55 +0200)]
usb: gadget: goku_udc: Fix error path

This is based on an initial patch by Rahul Ruikar.

The goku_remove() function can be called before device_register() so it
can call device_unregister() improperly.  Also if the call to
device_register() fails we need to call put_device().

As I was changing the error handling in goku_probe(), I noticed that
the label was "done" but actually if the function succeeds we return
earlier.  I renamed the error path to "err" instead of "done."

Reported-by: Rahul Ruikar <rahul.ruikar@gmail.com>
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: imx21-hcd accept arbitary transfer buffer alignement.
Martin Fuzzey [Thu, 30 Sep 2010 22:21:59 +0000 (00:21 +0200)]
USB: imx21-hcd accept arbitary transfer buffer alignement.

The hardware can only do DMA to 4 byte aligned addresses.
When this requirement is not met use PIO or a bounce buffer.

PIO is used when the buffer is small enough to directly
use the hardware data memory (2*maxpacket).

A bounce buffer is used for larger transfers.

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: introduce unmap_urb_setup_for_dma()
Martin Fuzzey [Thu, 30 Sep 2010 22:21:55 +0000 (00:21 +0200)]
USB: introduce unmap_urb_setup_for_dma()

Split unmap_urb_for_dma() to allow just the setup buffer
to be unmapped. This allows HCDs to use PIO for the setup
buffer if it is not suitable for DMA.

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: imx21-hcd: Fix isochronous endpoint idle
Martin Fuzzey [Thu, 30 Sep 2010 22:21:48 +0000 (00:21 +0200)]
USB: imx21-hcd: Fix isochronous endpoint idle

Release the hardware resources and reset the internal HCD state
associated with an isochronous endpoint when the last URB queued
for it completes.

Previously this was only done in then endpoint_disable() method
causing usbtest 15 and 16 to hang when run twice in succession
without a disconnect.

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: imx21-hcd: refactor hardware data memory management
Martin Fuzzey [Thu, 30 Sep 2010 22:21:43 +0000 (00:21 +0200)]
USB: imx21-hcd: refactor hardware data memory management

We already have fields describing the hardware data memory
(dmem_size and dmem_offset) in the HCD private data,
use them rather than the rather obscure read from the
hardware descriptor.

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: imx21-hcd: remove unused variable
Martin Fuzzey [Thu, 30 Sep 2010 22:21:38 +0000 (00:21 +0200)]
USB: imx21-hcd: remove unused variable

Remove a local variable left over from some debugging code.

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: usbtest - ensure correct isoc data length
Martin Fuzzey [Thu, 30 Sep 2010 22:20:48 +0000 (00:20 +0200)]
USB: usbtest - ensure correct isoc data length

Check the data length of isochronous transfers is
as expected.

With this test #16 will now fail if the device side
sends no data.

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: usbtest fix coding style
Martin Fuzzey [Thu, 30 Sep 2010 22:20:42 +0000 (00:20 +0200)]
USB: usbtest fix coding style

Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: disable endpoints after unbinding interfaces, not before
Alan Stern [Thu, 30 Sep 2010 19:16:23 +0000 (15:16 -0400)]
USB: disable endpoints after unbinding interfaces, not before

This patch (as1430) fixes a bug in usbcore.  When a device
configuration change occurs or a device is removed, the endpoints for
the old config should be completely disabled.  However it turns out
they aren't; this is because usb_unbind_interface() calls
usb_enable_interface() or usb_set_interface() to put interfaces back
in altsetting 0, which re-enables the interfaces' endpoints.

As a result, when a device goes through a config change or is
unconfigured, the ep_in[] and ep_out[] arrays may be left holding old
pointers to usb_host_endpoint structures.  If the device is
deauthorized these structures get freed, and the stale pointers cause
errors when the the device is eventually unplugged.

The solution is to disable the endpoints after unbinding the
interfaces instead of before.  This isn't as large a change as it
sounds, since usb_unbind_interface() disables all the interface's
endpoints anyway before calling the driver's disconnect routine,
unless the driver claims to support "soft" unbind.

This fixes Bugzilla #19192.  Thanks to "Tom" Lei Ming for diagnosing
the underlying cause of the problem.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Carsten Sommer <carsten_sommer@ymail.com>
CC: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: langwell_udc: cancel pending requests when controller is suspended.
Philippe Skowronski [Fri, 1 Oct 2010 13:59:16 +0000 (14:59 +0100)]
usb: langwell_udc: cancel pending requests when controller is suspended.

It is safer to cancel pending requests before free dTD and dQH when
controller enters suspend state.

Signed-off-by: Philippe Skowronski <philippe.skowronski@intel.com>
Signed-off-by: Hao Wu <hao.wu@intel.com>
[Switch to spin_lock_irq as suggested by Alan Stern]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: langwell_udc: fix big file transfer issue.
Christophe Lebouc [Thu, 30 Sep 2010 14:34:36 +0000 (15:34 +0100)]
usb: langwell_udc: fix big file transfer issue.

This patch fixing the problem with large file transfers failing. Swap the read
order to avoid unexpected RX status.

Signed-off-by: Christophe Lebouc <christophex.lebouc@intel.com>
Signed-off-by: Hao Wu <hao.wu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: UHCI: add native scatter-gather support(v1)
Ming Lei [Thu, 30 Sep 2010 12:32:44 +0000 (20:32 +0800)]
USB: UHCI: add native scatter-gather support(v1)

This patch adds native scatter-gather support to uhci-hcd.

Reviewed-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: blackfin: call gpio_free() on error path in musb_platform_init()
Sergei Shtylyov [Wed, 29 Sep 2010 06:54:31 +0000 (09:54 +0300)]
usb: musb: blackfin: call gpio_free() on error path in musb_platform_init()

Blackfin's musb_platform_init() needs to call gpio_free() for error cleanup iff
otg_get_transceiver() call returns NULL.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: blackfin: call usb_nop_xceiv_unregister() in musb_platform_exit()
Sergei Shtylyov [Wed, 29 Sep 2010 06:54:30 +0000 (09:54 +0300)]
usb: musb: blackfin: call usb_nop_xceiv_unregister() in musb_platform_exit()

Blackfin's musb_platform_exit() forgets to call usb_nop_xceiv_unregister().
While fixing this, also remove the unneeded blank line there.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Cc: stable <stable@kernel.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: MUSB: fix kernel WARNING/oops when unloading module in OTG mode
Sergei Shtylyov [Wed, 29 Sep 2010 06:54:29 +0000 (09:54 +0300)]
USB: MUSB: fix kernel WARNING/oops when unloading module in OTG mode

Since commit 461972d8a4c94bc44f11a13046041c78a7cf18dd (musb_core: don't call
musb_platform_exit() twice), unloading the driver module results in a WARNING
"kobject: '(null)' (c73de788): is not initialized, yet kobject_put() is being
called." (or even kernel oops) on e.g. DaVincis, though only in the OTG mode.
There exists dubious and unbalanced put_device() call in musb_free() which
takes place only in the OTG mode.  As this commit caused musb_platform_exit()
to be called (and so unregister the NOP transceiver) before this put_device()
call, this function references already freed memory.

On the other hand, all the glue layers miss the otg_put_transceiver() call,
complementary to the otg_get_transceiver() call that they do.  So, I think
the solution is to get rid of the strange put_device() call, and instead
call otg_put_transceiver() in the glue layers...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: add USB EHCI support for MPC5121 SoC
Anatolij Gustschin [Tue, 28 Sep 2010 18:55:21 +0000 (20:55 +0200)]
USB: add USB EHCI support for MPC5121 SoC

Extends FSL EHCI platform driver glue layer to support
MPC5121 USB controllers. MPC5121 Rev 2.0 silicon EHCI
registers are in big endian format. The appropriate flags
are set using the information in the platform data structure.
MPC83xx system interface registers are not available on
MPC512x, so the access to these registers is isolated in
MPC512x case. Furthermore the USB controller clocks
must be enabled before 512x register accesses which is
done by providing platform specific init callback.

The MPC512x internal USB PHY doesn't provide supply voltage.
For boards using different power switches allow specifying
DRVVBUS and PWR_FAULT signal polarity of the MPC5121 internal
PHY using "fsl,invert-drvvbus" and "fsl,invert-pwr-fault"
properties in the device tree USB nodes. Adds documentation
for this new device tree bindings.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: add platform glue driver for FSL USB DR controller
Anatolij Gustschin [Tue, 28 Sep 2010 18:55:20 +0000 (20:55 +0200)]
USB: add platform glue driver for FSL USB DR controller

Replace FSL USB platform code by simple platform driver for
creation of FSL USB platform devices.

The driver creates platform devices based on the information
from USB nodes in the flat device tree. This is the replacement
for old arch fsl_soc usb code removed by this patch. The driver
uses usual of-style binding, available EHCI-HCD and UDC
drivers can be bound to the created devices. The new of-style
driver additionaly instantiates USB OTG platform device, as the
appropriate USB OTG driver will be added soon.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: add PID for FTDI based OpenDCC hardware
Rainer Keller [Tue, 28 Sep 2010 10:27:43 +0000 (12:27 +0200)]
USB: add PID for FTDI based OpenDCC hardware

The OpenDCC project is developing a new hardware. This patch adds its
PID to the list of known FTDI devices. The PID can be found at
http://www.opendcc.de/elektronik/usb/opendcc_usb.html

Signed-off-by: Rainer Keller <mail@rainerkeller.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: Add more empty functions in otg.h
Grazvydas Ignotas [Mon, 27 Sep 2010 12:17:18 +0000 (15:17 +0300)]
USB: Add more empty functions in otg.h

Add empty functions for get/put transceiver functions too, so that
drivers that optionally use them can call them without worrying that
they might not exist, eliminating ifdefs.

Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: cdc-acm: fix code indentation
Otavio Salvador [Mon, 27 Sep 2010 02:35:05 +0000 (23:35 -0300)]
USB: cdc-acm: fix code indentation

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: change to new flag variable
matt mooney [Fri, 24 Sep 2010 19:17:33 +0000 (12:17 -0700)]
usb: change to new flag variable

Replace EXTRA_CFLAGS with ccflags-y.

Signed-off-by: matt mooney <mfm@muteddisk.com>
Acked-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: gadget: only enable AUTOCLEAR in double buffered case
Felipe Balbi [Fri, 24 Sep 2010 10:44:15 +0000 (13:44 +0300)]
usb: musb: gadget: only enable AUTOCLEAR in double buffered case

commit 633ba7876b96ec339ef685357e2f7c60b5a8ce85 broke
g_file_storage functionality by enabling AUTOCLEAR on
all cases without caring for all gadget drivers.

This patch will only enable AUTOCLEAR if our endpoint's
FIFO was configured with double buffering support. Note
this is not a complete fix, double buffered case still
doesn't work always, but that hasn't been working for
quite some time. Other than reverting the entire commit
and breaking testusb with double buffered case again,
I decided it was better to fix the single buffered case
and spend more time fixing double buffered case properly.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: gadget: fix ZLP sending in musb_g_tx(v1)
Ming Lei [Fri, 24 Sep 2010 10:44:14 +0000 (13:44 +0300)]
usb: musb: gadget: fix ZLP sending in musb_g_tx(v1)

This patch fixes the problem reported by Sergei:

>how come? we need to send ZLP before giving back the request.
>Well, look at the code ionce again. We need to send ZLP *after*
>request->actual == request->length, but as the check is inserted
>after the ZLP send, ZLP *may* be sent once the first DMA completes,
>not the last.

The patch also has been discussed on the link below:

http://marc.info/?t=128454814900001&r=1&w=2

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Reported-by: Sergei Shtylyov <sshtylyov@mvista.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Anand Gadiyar <gadiyar@ti.com>
Cc: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: ignore spurious SESSREQ interrupts
Heikki Krogerus [Fri, 24 Sep 2010 10:44:13 +0000 (13:44 +0300)]
usb: musb: ignore spurious SESSREQ interrupts

This will ignore any SESSREQ interrupt if musb is B state.
Charger detection may cause spurious SESSREQ interrupts.

Signed-off-by: Heikki Krogerus <ext-heikki.krogerus@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: gadget: kill unreachable code in musb_g_rx()
Sergei Shtylyov [Fri, 24 Sep 2010 10:44:12 +0000 (13:44 +0300)]
usb: musb: gadget: kill unreachable code in musb_g_rx()

musb_g_rx() always returns if next_request() call yields NULL, so the DBG()
near the function's end can never be invoked. Remove it along with unneeded
'return'; also remove the duplicate 'request' check...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: musb: suppress warning about unused flags
Jon Povey [Fri, 24 Sep 2010 10:44:10 +0000 (13:44 +0300)]
USB: musb: suppress warning about unused flags

Wrap flags with uninitialized_var() to suppress this:

drivers/usb/musb/cppi_dma.c:1158: warning: 'flags' may be used uninitialized
in this function

Signed-off-by: Jon Povey <jon.povey@racelogic.co.uk>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: host: support DMA transfers greater than max channel length
T. S., Anil Kumar [Fri, 24 Sep 2010 10:44:09 +0000 (13:44 +0300)]
usb: musb: host: support DMA transfers greater than max channel length

Add support for MUSB Host DMA transfers greater than max
channel length, so that such transfers won't be truncated.

Signed-off-by: Anil Shetty <anil@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: Change to direct addr in context save/restore
Bob Liu [Fri, 24 Sep 2010 10:44:07 +0000 (13:44 +0300)]
usb: musb: Change to direct addr in context save/restore

Since not all platforms are using the same offset 0x10 in
musb_save/restore_context() eg Blackfin the offset is 0x40,
Change the indexed address to direct.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: host: unmap the buffer for PIO data transfers
Maulik Mankad [Fri, 24 Sep 2010 10:44:06 +0000 (13:44 +0300)]
usb: musb: host: unmap the buffer for PIO data transfers

The USB stack maps the buffer for DMA if the controller supports DMA.
MUSB controller can perform DMA as well as PIO transfers.
The buffer needs to be unmapped before CPU can perform
PIO data transfers.

Export unmap_urb_for_dma() so that drivers can perform
the DMA unmapping in a sane way.

Signed-off-by: Maulik Mankad <x0082077@ti.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: musbhsdma: increase max_len to 1MB
Anil Shetty [Fri, 24 Sep 2010 10:44:05 +0000 (13:44 +0300)]
usb: musb: musbhsdma: increase max_len to 1MB

MUSB's DMA controller max channel length was set to 64k.
Transfer length greater than this max value is being truncated.

Signed-off-by: Anil Shetty <anil@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: support ISO high bandwidth for gadget mode
Ming Lei [Fri, 24 Sep 2010 10:44:04 +0000 (13:44 +0300)]
usb: musb: support ISO high bandwidth for gadget mode

This patch has been tested OK on beagle B5 board and
use usbtest #15 and #16 as testcase.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Reviewed-by: Sergei Shtylyov <sshtylyov@mvista.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Anand Gadiyar <gadiyar@ti.com>
Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: musb: introduce DA8xx/OMAP-L1x glue layer
Sergei Shtylyov [Fri, 24 Sep 2010 10:44:03 +0000 (13:44 +0300)]
usb: musb: introduce DA8xx/OMAP-L1x glue layer

Texas Instruments DA8xx/OMAP-L1x glue layer for the
MUSBMHRDC driver.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Yadviga Grigorieva <yadviga@ru.mvista.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: musb: make DBG() calls actually depend on CONFIG_USB_MUSB_DEBUG
Sergei Shtylyov [Fri, 24 Sep 2010 10:44:02 +0000 (13:44 +0300)]
USB: musb: make DBG() calls actually depend on CONFIG_USB_MUSB_DEBUG

Enabling CONFIG_USB_MUSB_DEBUG option causes -DDEBUG to be added to gcc's
command line, however the DBG() macro doesn't depend on DEBUG, so that the
debugging messages get printed regardless of the option, and I don't think
that this was intended. Get rid of otherwise unused xprintk() macro and make
DBG() macro directly call pr_debug() which only results in the actual code
generated if DEBUG is defined.

This change makes musb_hdrc.o ~30% less in size with CONFIG_USB_MUSB_DEBUG
disabled (in host mode).

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: yurex: fix memory leak and corrupted messages
Tomoki Sekiyama [Sat, 2 Oct 2010 21:59:06 +0000 (06:59 +0900)]
USB: yurex: fix memory leak and corrupted messages

This fixes the memory leak on disconnecting the device.
In addition, it fixes some messages corrupted by incorrect encoding.

Signed-off-by: Tomoki Sekiyama <tomoki.sekiyama@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: yurex: assign a real minor number to the driver
Greg Kroah-Hartman [Thu, 30 Sep 2010 12:01:22 +0000 (05:01 -0700)]
USB: yurex: assign a real minor number to the driver

This assigns the minor number 192 to the yurex driver.

We also fix up the previous usb minor number entry, it was wrong.

Cc: Tomoki Sekiyama <tomoki.sekiyama@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: add driver for Meywa-Denki & Kayac YUREX
Tomoki Sekiyama [Wed, 29 Sep 2010 03:16:50 +0000 (12:16 +0900)]
USB: add driver for Meywa-Denki & Kayac YUREX

Meywa-Denki/Kayac YUREX is a leg-shakes sensor device.
See http://bbu.kayac.com/en/about/ for further information.
This driver support read/write the leg-shakes counter in the device
via a device file /dev/yurex[0-9]*.

[minor coding style cleanups fixed by gregkh]

Signed-off-by: Tomoki Sekiyama <tomoki.sekiyama@gmail.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: file_storage: reuse definitions from a header file
Michal Nazarewicz [Thu, 7 Oct 2010 11:05:24 +0000 (13:05 +0200)]
USB: gadget: file_storage: reuse definitions from a header file

This commit changes storage_common.c and file_storage.c to
reuse definitions from linux/usb/storage.h header file.

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: Add UAS driver
Matthew Wilcox [Thu, 7 Oct 2010 11:05:23 +0000 (13:05 +0200)]
USB: Add UAS driver

USB Attached SCSI is a new protocol specified jointly by the SCSI T10
committee and the USB Implementors Forum.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
[mina86@mina86.com: updated to use new USB_ prefix]
Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: Move USB Storage definitions to their own header file
Matthew Wilcox [Thu, 7 Oct 2010 11:05:22 +0000 (13:05 +0200)]
USB: Move USB Storage definitions to their own header file

The libusual header file is hard to use from code that isn't part
of libusual.  As the comment suggests, these definitions are moved to
their own header file, paralleling other USB classes.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
[mina86@mina86.com: updated to use USB_ prefix and added #include guard]
Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
index 0000000..d7fc910

12 years agoUSB: storage: Use USB_ prefix instead of US_ prefix
Michal Nazarewicz [Thu, 7 Oct 2010 11:05:21 +0000 (13:05 +0200)]
USB: storage: Use USB_ prefix instead of US_ prefix

This commit changes prefix for some of the USB mass storage
class related macros (ie. USB_SC_ for subclass and USB_PR_
for class).

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: qcserial: Enable Diagnostics Monitor and GPS ports on Gobi 2000
Matthias G. Eckermann [Fri, 24 Sep 2010 16:12:01 +0000 (18:12 +0200)]
USB: qcserial: Enable Diagnostics Monitor and GPS ports on Gobi 2000

this patch to qcserial.c enables the Diagnostics Monitor
and NMEA GPS ports on Qualcomm Gobi 2000 devices.

A Gobi 2000 device will provide 3 serial ports:
        # /dev/ttyUSB0 -> Diagnostics
        # /dev/ttyUSB1 -> 3G Modem
        # /dev/ttyUSB2 -> NMEA GPS port

* The Diagnostics Monitor uses Qualcomm's DM protocol; I used
  libqcdm (ModemManager) to talk to it, found it working, but at
  least DM commands 12 and 64 are not implemented on my device
  (Gobi 2000 built into Thinkpad x100e).

* Functionality of the 3G Modem port remains unchanged.

* The GPS port and how to enable it has been confirmed now in the
  Gobi 3000 source code at:
https://www.codeaurora.org/patches/quic/gobi/
  Enable/disable GPS via:
        echo "\$GPS_START" > /dev/ttyUSB2
        # use GPS
        echo "\$GPS_STOP"  > /dev/ttyUSB2

Signed-off-by: Matthias G. Eckermann <mge@arcor.de>
12 years agoUSB: cdc.h: ncm: fix one more typo
Yauheni Kaliuta [Fri, 24 Sep 2010 06:43:27 +0000 (09:43 +0300)]
USB: cdc.h: ncm: fix one more typo

In usb_cdc_ncm_dpe32 the fields are 32 bit long and according
to usb style (hungarian notation) should be called dwDatagramIndex
and dwDatagramLength (see CDC NCM subclass spec, 3.3.2). Actually,
they were called wDatagramIndex, wDatagramLength.

Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: ftdi_sio: revert "USB: ftdi_sio: fix DTR/RTS line modes"
Johan Hovold [Sun, 12 Sep 2010 14:31:45 +0000 (16:31 +0200)]
USB: ftdi_sio: revert "USB: ftdi_sio: fix DTR/RTS line modes"

This reverts commit 6a1a82df91fa0eb1cc76069a9efe5714d087eccd.

RTS and DTR should not be modified based on CRTSCTS when calling
set_termios.

Modem control lines are raised at port open by the tty layer and should stay
raised regardless of whether hardware flow control is enabled or not.

This is in conformance with the way serial ports work today and many
applications depend on this behaviour to be able to talk to hardware
implementing hardware flow control (without the applications actually using
it).

Hardware which expects different behaviour on these lines can always
use TIOCMSET/TIOCMBI[SC] after port open to change them.

Reported-by: Daniel Mack <daniel@caiaq.de>
Reported-by: Dave Mielke <dave@mielke.cc>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: serial: Enable USB autosuspend by default on qcserial
Matthew Garrett [Thu, 16 Sep 2010 18:00:51 +0000 (14:00 -0400)]
USB: serial: Enable USB autosuspend by default on qcserial

Seems to work fine in my testing.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: atmel_usba_udc: force vbus_pin at -EINVAL when gpio_request failled
Jean-Christophe PLAGNIOL-VILLARD [Mon, 20 Sep 2010 16:31:07 +0000 (18:31 +0200)]
USB: atmel_usba_udc: force vbus_pin at -EINVAL when gpio_request failled

to ensure gpio_is_valid return false

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: cdc.h: ncm: add missed constants and structures
Yauheni Kaliuta [Mon, 20 Sep 2010 12:40:28 +0000 (15:40 +0300)]
USB: cdc.h: ncm: add missed constants and structures

Make a dedicated structure for datagram pointer entry. There is no
explicit declaration in the spec, but it's used by the host
implementation and makes the structure more clear.

Add some missed constants from the spec

Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoRevert "USB: ncm: added ncm.h with auxiliary definitions"
Yauheni Kaliuta [Mon, 20 Sep 2010 12:40:27 +0000 (15:40 +0300)]
Revert "USB: ncm: added ncm.h with auxiliary definitions"

This reverts commit 65e0b499105ec8ff3bc4ab7680873dec20127f9d.

Since the host and gadget implementations are different, there is
no common code for the file, remove for now.

Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: cdc.h: ncm: typo and style fixes
Yauheni Kaliuta [Mon, 20 Sep 2010 12:40:26 +0000 (15:40 +0300)]
USB: cdc.h: ncm: typo and style fixes

Some typos were in the initial commit, make the spelling
according to the spec.

Add some more comments.

Also change constant names according to the style of the rest
of the file

Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: option: Add new ONDA vendor id and product id for ONDA MT825UP
Enrico Mioso [Fri, 17 Sep 2010 08:54:23 +0000 (10:54 +0200)]
USB: option: Add new ONDA vendor id and product id for ONDA MT825UP

This patch, adds to the option driver the Onda Communication
(http://www.ondacommunication.com) vendor id, and the MT825UP modem
device id.

Note that many variants of this same device are being release here in
Italy (at least one or two per telephony operator).

These devices are perfectly equivalent except for some predefined
settings (which can be changed of course).

It should be noted that most ONDA devices are allready supported (they
used other vendor's ids in the past). The patch seems working fine here,
and the rest of the driver seems uninfluenced.

Signed-off-by: Enrico Mioso <mrkiko.rs@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: cp210x: Add Renesas RX-Stick device ID
DJ Delorie [Fri, 17 Sep 2010 15:09:06 +0000 (11:09 -0400)]
USB: cp210x: Add Renesas RX-Stick device ID

RX610 development board by Renesas

Bus 001 Device 024: ID 045b:0053 Hitachi, Ltd
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               1.10
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  idVendor           0x045b Hitachi, Ltd
  idProduct          0x0053
  bcdDevice            1.00
  iManufacturer           1 Silicon Labs
  iProduct                2 RX-Stick
  iSerial                 3 0001
  . . .

http://am.renesas.com/rx610stick

Signed-off-by: DJ Delorie <dj@delorie.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: omap: ohci: Missing driver unregister in module exit
Keshava Munegowda [Mon, 13 Sep 2010 23:10:01 +0000 (04:40 +0530)]
usb: omap: ohci: Missing driver unregister in module exit

The un-registration of OHCI driver was not done in the ohci_hcd_mod_exit
function. This was affecting rmmod command not to work for OMAP3
platforms.  The platform driver un-registration for OMAP3 platforms is
perfomed while removing the OHCI module from kernel.

Signed-off-by: Keshava Munegowda <keshava_mgowda@ti.com>
Signed-of-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: ftdi_sio: Add PID for accesio products
Rich Mattes [Tue, 14 Sep 2010 04:35:40 +0000 (00:35 -0400)]
USB: ftdi_sio: Add PID for accesio products

Adds support for Accesio USB to Serial adapters, which are built around
FTDI FT232 UARTs.  Tested with the Accesio USB-COM-4SM.

Signed-off-by: Rich Mattes <richmattes@gmail.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: host: oxu210hp-hcd: Use static const char * const where possible
Joe Perches [Tue, 14 Sep 2010 04:23:58 +0000 (21:23 -0700)]
usb: host: oxu210hp-hcd: Use static const char * const where possible

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: teach "devices" file about Wireless and SuperSpeed USB
Alan Stern [Mon, 13 Sep 2010 14:43:25 +0000 (10:43 -0400)]
USB: teach "devices" file about Wireless and SuperSpeed USB

The /sys/kernel/debug/usb/devices file doesn't know about Wireless or
SuperSpeed USB.  This patch (as1416b) teaches it, and updates the
Documentation/usb/proc_sub_info.txt file accordingly.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
CC: David Vrabel <david.vrabel@csr.com>
CC: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agouwb: use '%pM' format to print MAC address
Andy Shevchenko [Mon, 13 Sep 2010 08:24:52 +0000 (11:24 +0300)]
uwb: use '%pM' format to print MAC address

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: David Vrabel <david.vrabel@csr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: option: Add more ZTE modem USB id's
Mauro Carvalho Chehab [Sun, 12 Sep 2010 14:41:50 +0000 (11:41 -0300)]
USB: option: Add more ZTE modem USB id's

There are lots of ZTE USB id's currently not covered by usb/serial. Adds them,
to allow those devices to work properly on Linux.

While here, put the USB ID's for 0x2002/0x2003 at the sorted order.

This patch is based on zte.c file found on MF645.

PS.: The ZTE driver is commenting the USB ID for 0x0053. It also adds, commented,
an USB ID for 0x0026.

Not sure why, but I think that 0053 is used by their devices in storage mode only.
So, I opted to keep the comment on this patch.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: Remove pr_<level> uses of KERN_<level>
Joe Perches [Sun, 12 Sep 2010 05:10:58 +0000 (22:10 -0700)]
USB: gadget: Remove pr_<level> uses of KERN_<level>

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: isp1362-hcd: Removes CONFIG_USB_OTG dependent code, fix build breakage
Javier Martinez Canillas [Thu, 9 Sep 2010 21:31:29 +0000 (17:31 -0400)]
USB: isp1362-hcd: Removes CONFIG_USB_OTG dependent code, fix build breakage

In today linux-next I got a compile error on usb/host/isp1362-hcd:

drivers/usb/host/isp1362-hcd.c: In function ‘isp1362_hub_control’:
drivers/usb/host/isp1362-hcd.c:1680: error: ‘ohci’ undeclared (first use in this function)

The problem is when the CONFIG_USB_OTG option is enabled.

ohci variable is never declared and there isn't any CONFIG_USB_OTG dependent code
besides the portion defined in isp1362_hub_control.

So I think that maybe USB OTG support is not needed/supported.

This patch removes the CONFIG_USB_OTG dependent block so the driver can compile cleanly.

Signed-off-by: Javier Martinez Canillas <martinez.javier@gmail.com>
Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Lothar Wassmann <LW@KARO-electronics.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb gadget: composite: prevent OOPS for non-standard control request
Roger Quadros [Wed, 8 Sep 2010 10:48:44 +0000 (13:48 +0300)]
usb gadget: composite: prevent OOPS for non-standard control request

The composite gadget will OOPS if the host sends a control request
targetted to an interface of an un-configured composite device. This patch
prevents this.

The OOPS was observed during WHQL USB CV tests. With this patch, the device
STALLs as per requirement.

Failing test case: From host do the following. I used libusb-1.0

1) Set configuration to zero.
libusb_control_transfer(device_handle,
0, /* standard OUT */
0x9, /* setConfiguration */
0, 0, NULL, 0, 0);

2) Query current configuratioan.
libusb_control_transfer(device_handle,
0x80, /* standard IN*/
0x8, /* getConfiguration */
0, 0, data, 1, 0);

3) Send the non-standard ctrl transfer targetted to interface
libusb_control_transfer(device_handle,
0x81, /* standard IN to interface*/
0x6, /* getDescriptor */
0x2300, 0, data, 0x12, 0);

Signed-off-by: Roger Quadros <roger.quadros@nokia.com>
Cc: stable <stable@kernel.org>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Michal Nazarewicz <m.nazarewicz@samsung.com>
Cc: Robert Lukassen <robert.lukassen@tomtom.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoOHCI: work around for nVidia shutdown problem
Alan Stern [Fri, 10 Sep 2010 20:37:05 +0000 (16:37 -0400)]
OHCI: work around for nVidia shutdown problem

This patch (as1417) fixes a problem affecting some (or all) nVidia
chipsets.  When the computer is shut down, the OHCI controllers
continue to power the USB buses and evidently they drive a Reset
signal out all their ports.  This prevents attached devices from going
to low power.  Mouse LEDs stay on, for example, which is disconcerting
for users and a drain on laptop batteries.

The fix involves leaving each OHCI controller in the OPERATIONAL state
during system shutdown rather than putting it in the RESET state.
Although this nominally means the controller is running, in fact it's
not doing very much since all the schedules are all disabled.  However
there is ongoing DMA to the Host Controller Communications Area, so
the patch also disables the bus-master capability of all PCI USB
controllers after the shutdown routine runs.

The fix is applied only to nVidia-based PCI OHCI controllers, so it
shouldn't cause problems on systems using other hardware.  As an added
safety measure, in case the kernel encounters one of these running
controllers during boot, the patch changes quirk_usb_handoff_ohci()
(which runs early on during PCI discovery) to reset the controller
before anything bad can happen.

Reported-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
CC: David Brownell <david-b@pacbell.net>
Tested-by: Pali Rohár <pali.rohar@gmail.com>
CC: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: ohci-sm501: add iounmap on error path
Dan Carpenter [Fri, 10 Sep 2010 19:35:15 +0000 (21:35 +0200)]
USB: ohci-sm501: add iounmap on error path

This ioremap() was leaked on an error path.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: Change acm_iad_descriptor bFunctionProtocol to USB_CDC_ACM_PROTO_AT_V25TER
Praveena Nadahally [Fri, 10 Sep 2010 17:35:03 +0000 (23:05 +0530)]
USB: Change acm_iad_descriptor bFunctionProtocol to USB_CDC_ACM_PROTO_AT_V25TER

The protocol code is set 00 in IAD and it's set to 01 in ACM control
interface descriptor in f_acm.c file. Due to this, windows is unable to
install the modem(ACM) driver based on class-subclass-protocol matching.

This patch corrects the protocol code in ACM IAD to the same as in
acm_control_interface_desc protocol code.

Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Praveena Nadahally <praveen.nadahally@stericsson.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: r8a66597-udc: Initialize uninitialized variable, fix compile warning
Javier Martinez Canillas [Fri, 10 Sep 2010 12:42:08 +0000 (08:42 -0400)]
USB: r8a66597-udc: Initialize uninitialized variable, fix compile warning

In today linux-next I got a compile warning due a possible uninitialized variable

This patch solves the issue initializing the variable

Signed-off-by: Javier Martinez Canillas <martinez.javier@gmail.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Magnus Damm <damm@opensource.se>
Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB OTG Langwell: Update OTG Kconfig and driver version.
Hao Wu [Thu, 9 Sep 2010 21:35:54 +0000 (22:35 +0100)]
USB OTG Langwell: Update OTG Kconfig and driver version.

This patch updated Kconfig for langwell otg transceiver driver.
Add ipc driver(INTEL_SCU_IPC) as a dependency. Driver version is
updated too.

Signed-off-by: Hao Wu <hao.wu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB OTG: Add common data structure for Intel MID Platform (Langwell/Penwell)
Hao Wu [Thu, 9 Sep 2010 21:35:39 +0000 (22:35 +0100)]
USB OTG: Add common data structure for Intel MID Platform (Langwell/Penwell)

This patch adds one new header file for the common data structure used in
Intel Penwell/Langwell MID Platform OTG Transceiver drivers. After switched
to the common data structure, Langwell/Penwell OTG Transceiver driver will
provide an unified interface to host/client driver.

Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Hao Wu <hao.wu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: ftdi-elan: Convert "mutex" to semaphore
Thomas Gleixner [Tue, 7 Sep 2010 14:32:43 +0000 (14:32 +0000)]
usb: ftdi-elan: Convert "mutex" to semaphore

The "mutex" ftdi->sw_lock is used as a lock and a completion. Convert
it to a real semaphore which allows both.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: rndis: fix up coding style issues in the file
Mihai Donțu [Tue, 7 Sep 2010 23:54:02 +0000 (02:54 +0300)]
USB: gadget: rndis: fix up coding style issues in the file

Corrected the coding style.

Signed-off-by: Mihai Dontu <mihai.dontu@gmail.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: ehci tdi : let's tdi_reset set host mode
Matthieu CASTET [Mon, 6 Sep 2010 16:26:56 +0000 (18:26 +0200)]
USB: ehci tdi : let's tdi_reset set host mode

tdi_reset is already taking care of setting host mode for tdi devices.
Don't duplicate code in platform driver.

Make ehci_halt a nop if the controller is not in host mode (otherwise it
will fail), and let's ehci_reset do the tdi_reset.
We need to move hcd->has_tt flags before ehci_halt, in order ehci_halt
knows we are a tdi device.

Before the setup routine was doing :
- put controller in host mode
- ehci_halt
- ehci_init
- hcd->has_tt = 1;
- ehci_reset

Now we do :
- hcd->has_tt = 1;
- ehci_halt
- ehci_init
- ehci_reset

PS : now we handle correctly the device -> host transition.

Signed-off-by: Matthieu CASTET <matthieu.castet@parrot.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: Kconfig: fix typos in USB_FUNCTIONFS* description
Michael Prokop [Mon, 6 Sep 2010 07:53:48 +0000 (09:53 +0200)]
USB: Kconfig: fix typos in USB_FUNCTIONFS* description

It's spelled "Function Filesystem" / "FunctionFS". This patch
fixes some typos (FunctioFS->FunctionFS, Funcion->Function,
funcion->function, redundant "as") in the Kconfig description of
USB_FUNCTIONFS*.

Signed-off-by: Michael Prokop <mika@grml.org>
Acked-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: g_file_storage: don't generate automatic serial string
Alan Stern [Fri, 3 Sep 2010 15:15:41 +0000 (11:15 -0400)]
USB: g_file_storage: don't generate automatic serial string

This patch (as1413) changes g_file_storage to avoid generating a bogus
automatic serial-number string descriptor.  If the user doesn't provide
a valid serial number via a module parameter then a warning is logged
and the gadget won't have any serial string descriptor at all.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: David Brownell <david-b@pacbell.net>
CC: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: langwell: Remove unnecessary return's from void functions
Joe Perches [Thu, 2 Sep 2010 14:34:36 +0000 (16:34 +0200)]
USB: langwell: Remove unnecessary return's from void functions

There are about 2500 void functions in drivers/usb
Only a few used return; at end of function.

Standardize them a bit.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: output an error message when the pipe type doesn't match the endpoint type
Simon Arlott [Mon, 30 Aug 2010 21:50:20 +0000 (22:50 +0100)]
USB: output an error message when the pipe type doesn't match the endpoint type

Commit f661c6f8c67bd55e93348f160d590ff9edf08904 adds a check of the pipe type if
CONFIG_USB_DEBUG is enabled, but it doesn't output anything if this scenario
occurs.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: amd5536udc.c: Remove double test
Julia Lawall [Sat, 28 Aug 2010 16:48:56 +0000 (18:48 +0200)]
USB: gadget: amd5536udc.c: Remove double test

The same expression is tested twice and the result is the same each time.
Instead test for use_dma_ppb as in the test above.

The sematic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@expression@
expression E;
@@

(
* E
  || ... || E
|
* E
  && ... && E
)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoinit.h: add some more documentation to __ref* tags
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:56 +0000 (17:43 +0200)]
init.h: add some more documentation to __ref* tags

The __ref* tags may have been confusing for new kernel
developers (I was confused by them for sure) so adding a few
more sentences to comment to clear things up for people who
see those for the first time.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb gadget: don't save bind callback in struct usb_configuration
Uwe Kleine-König [Thu, 12 Aug 2010 15:43:55 +0000 (17:43 +0200)]
usb gadget: don't save bind callback in struct usb_configuration

The bind function is most of the time only called at init time so there
is no need to save a pointer to it in the configuration structure.

This fixes many section mismatches reported by modpost.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
[m.nazarewicz@samsung.com: updated for -next]
Signed-off-by: Michał Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb gadget: don't save bind callback in struct usb_composite_driver
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:54 +0000 (17:43 +0200)]
usb gadget: don't save bind callback in struct usb_composite_driver

The bind function is most of the time only called at init time so there
is no need to save a pointer to it in the composite driver structure.

This fixes many section mismatches reported by modpost.

Signed-off-by: Michał Nazarewicz <m.nazarewicz@samsung.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb gadget: don't save bind callback in struct usb_gadget_driver
Uwe Kleine-König [Thu, 12 Aug 2010 15:43:53 +0000 (17:43 +0200)]
usb gadget: don't save bind callback in struct usb_gadget_driver

To accomplish this the function to register a gadget driver takes the bind
function as a second argument.  To make things clearer rename the function
to resemble platform_driver_probe.

This fixes many section mismatches like

WARNING: drivers/usb/gadget/g_printer.o(.data+0xc): Section mismatch in
reference from the variable printer_driver to the function
.init.text:printer_bind()
The variable printer_driver references
the function __init printer_bind()

All callers are fixed.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
[m.nazarewicz@samsung.com: added dbgp]
Signed-off-by: Michał Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: Revert "USB: gadget: section mismatch warning fixed"
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:52 +0000 (17:43 +0200)]
USB: Revert "USB: gadget: section mismatch warning fixed"

This reverts a commit which proposed an invalid solution
for a section mismatch.  Next 3 commits will fix it correctly.

Conflicts:

drivers/usb/gadget/mass_storage.c

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: g_multi: moved strings handling code to composite
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:49 +0000 (17:43 +0200)]
USB: gadget: g_multi: moved strings handling code to composite

This patch removes some of the string registration from the
Multifunction Composite Gadget as composite layer can handle
the iManufacturer and iProduct for us.

This also adds the "needs_serial" so that composite layer will
issue a warning if user space fails to provide the iSerialNumber
module parameter.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: mass_storage: moved strings handling code to composite
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:47 +0000 (17:43 +0200)]
USB: gadget: mass_storage: moved strings handling code to composite

This patch removes string registration from the Mass Storage
Gadget.  With recent changes to the composite framework, all
that we need is handled by the composite layer.  This means
composite registers a string ID for manufacturer and product.

This also adds the "needs_serial" so that composite layer will
issue a warning if user space fails to provide the iSerialNumber
module parameter.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: composite: Better string override handling
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:46 +0000 (17:43 +0200)]
USB: gadget: composite: Better string override handling

The iManufatcurer, iProduct and iSerialNumber composite module
parameters were only used when the gadget driver registers
strings for manufacturer, product and serial number.  If the
gadget never bothered to set corresponding fields in USB device
descriptors those module parameters are ignored.

This commit makes the parameters work even if the strings ID
have not been assigned.  It also changes the way IDs are
overridden -- what IDs are overridden is now saved in
usb_composite_dev structure -- which makes it unnecessary to
modify the string tables the way previous code did.

The commit also adds a iProduct and iManufatcurer fields to the
usb_composite_device structure.  If they are set, appropriate
strings are reserved and added to device descriptor.  This makes
it unnecessary for gadget drivers to maintain code for setting
those.  If iProduct is not set it defaults to
usb_composite_device::name; if iManufatcurer is not set
a default "<system> <release> with <gadget-name>" is used.

The last thing is that if needs_serial field of
usb_composite_device is set and user failed to provided
iSerialNumber parameter a warning is issued.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: functionfs: code cleanup
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:48 +0000 (17:43 +0200)]
USB: gadget: functionfs: code cleanup

This patch removes some of the string registration from the
FunctionFS Gadget as composite layer can handle the
iManufacturer and iProduct for us.

It also removes some of the module parameters which were
redundant as well as changes the name of others to better much
the module parameter of the composite layer.

Other then that, it also fixes formatting of multiline comments
to match the coding style.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: gadget: mass_storage: optional SCSI WRITE FUA bit
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:51 +0000 (17:43 +0200)]
usb: gadget: mass_storage: optional SCSI WRITE FUA bit

The nofua parameter (optionally ignore SCSI WRITE FUA) was added
to the File Storage Gadget some time ago.  This patch adds the
same functionality to the Mass Storage Function.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Cc: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agousb: gadget: storage: remove nofua file when unbinding
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:50 +0000 (17:43 +0200)]
usb: gadget: storage: remove nofua file when unbinding

The dev_attr_nofua file was created during fsg_bind() but
was never removed.  Made it a bit more symmetrical and added
code to remove the file in fsg_unbind().

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Acked-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: g_ffs: fixed vendor and product ID
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:45 +0000 (17:43 +0200)]
USB: gadget: g_ffs: fixed vendor and product ID

This patch fixes the vendor and product ID the gadget uses
by replacing the temporary IDs that were used during
development (which should never get into mainline) with
proper IDs.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: gadget: g_multi: fixed vendor and product ID
Michal Nazarewicz [Thu, 12 Aug 2010 15:43:44 +0000 (17:43 +0200)]
USB: gadget: g_multi: fixed vendor and product ID

This patch fixes the vendor and product ID the gadget uses
by replacing the temporary IDs that were used during
development (which should never get into mainline) with
proper IDs.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: core: update comment to match current function name
Wolfram Sang [Sun, 29 Aug 2010 16:17:14 +0000 (18:17 +0200)]
USB: core: update comment to match current function name

Found while debugging a USB problem and trying to find the mentioned function.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB Gadget: Verify VBUS current before setting the device self-powered bit
Parirajan Muthalagu [Wed, 25 Aug 2010 11:03:26 +0000 (16:33 +0530)]
USB Gadget: Verify VBUS current before setting the device self-powered bit

Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Praveena Nadahally <praveen.nadahally@stericsson.com>
Signed-off-by: Parirajan Muthalagu <parirajan.muthalagu@stericsson.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
12 years agoUSB: sam-ba: add driver for Atmel SAM Boot Assistant (SAM-BA)
Johan Hovold [Wed, 18 Aug 2010 22:13:48 +0000 (00:13 +0200)]
USB: sam-ba: add driver for Atmel SAM Boot Assistant (SAM-BA)

Add new driver to access the SAM-BA boot application of Atmel AT91SAM
devices.

The SAM-BA firmware cannot handle merged write requests so we cannot use
the generic write implementation (which uses the port write fifo).

Tested with the SAM-BA 2.10 tools and an Atmel at91sam9260-ek.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Tested-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>