Commit graph

536772 commits

Author SHA1 Message Date
Joe Perches
d98d2ccb4c staging: iio: Remove unnecessary externs
Using 'extern' is not necessary for function prototypes.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:36:24 -07:00
Adrian Remonda
5132fcd1fb Staging: most: aim-cdev/cdev.c. Fix "missing static keyword" warnings
This is a patch to the most/aim_cdev.c file. It makes several
local functions and structures static to prevent global visibility.

Signed-off-by: Adrian Remonda <adrianremonda@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:34:52 -07:00
Adrian Remonda
23fe15fadf Staging: most: hdm-usb/hdm_usb.c. Fix "missing static keyword" warnings
This is a patch to the most/hdm-usb/hdm_usb.c file. It
makes several local functions and structures static to prevent global
visibility.

Signed-off-by: Adrian Remonda <adrianremonda@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:34:42 -07:00
Adrian Remonda
04ca58372c Staging: most: mostcore/core.c. Fix "Using plain integer as NULL pointer" warnings
This patch fixes the warning generated by sparse: "Using plain integer
as NULL pointer" by replacing the pointer test against 0 with a logical test.

Signed-off-by: Adrian Remonda <adrianremonda@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:34:42 -07:00
Adrian Remonda
c942ea7a37 Staging: most: mostcore/core.c. Fix "missing static keyword" warnings
This is a patch to the mostcore/core.c file. It makes
several local functions and structures static to prevent global
visibility.

Signed-off-by: Adrian Remonda <adrianremonda@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:34:41 -07:00
Joe Perches
ddb98ce161 staging: most: Remove unnecessary externs
Using 'extern' is not necessary for function prototypes.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:33:23 -07:00
Tomas Melin
910bf1efe6 staging/most: fix return value for DIM_GetChannelState
Return NULL instead of 0 for invalid input.

Signed-off-by: Tomas Melin <tomas.melin@iki.fi>
Acked-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:33:23 -07:00
Oleg Drokin
ad88aae057 staging/lustre/llite: get rid of unused ll_super_blocks list
ll_super_blocks became unused quite a while ago with switch
to the new CLIO code.
So this patch removes the list, ll_sb_lock spinlock that guards it
and superblock info ll_list linkage.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:33:23 -07:00
Abhilash Jindal
d38c59e9ab staging: comedi: serial2002: Use monotonic clock
Wall time obtained from do_gettimeofday is susceptible to sudden jumps due to
user setting the time or due to NTP.

Monotonic time is constantly increasing time better suited for comparing two
timestamps.

Signed-off-by: Abhilash Jindal <klock.android@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:33:22 -07:00
H Hartley Sweeten
365741e6a6 staging: comedi: ni_usb6501: fix possible out-of-bounds access
Coverity reports a possible Out-of-bounds access (ARRAY_VS_SINGLETON)
with the 'const u8 *port' parameter passed to ni6501_port_command().
This param is an actual array for the SET_PORT_DIR operation, called
by ni6501_dio_insn_config(). But for the WRITE_PORT and READ_PORT
operations, called by ni6501_dio_insn_bits(), it is just the address
of an u8 local variable.

Fix the coverity issue by changing the parameter to an unsigned int
and pass the raw values from ni6501_dio_insn_config() and
ni6501_dio_insn_bits(). ni6501_port_command() then handles the masking
and shifting needed to load the value into the u8 transmit buffer.

For consistency, change the access of the 'bitmap' parameter from an
array access to a pointer operation.

Reported-by: coverity (CID 1248624)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:33:22 -07:00
Linus Torvalds
45e38cff4f Just two very small & simple patches.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM fixes from Paolo Bonzini:
 "Just two very small & simple patches"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: x86: Use adjustment in guest cycles when handling MSR_IA32_TSC_ADJUST
  KVM: x86: zero IDT limit on entry to SMM
2015-08-14 17:27:52 -07:00
Sudip Mukherjee
92f26189b1 auxdisplay: ks0108: initialize local parport variable
The local variable ks0108_parport is used by other functions to write to
the parallel port. We missed initializing it when we converted the
driver to use new Parallel Port codes.

Fixes: 4edd70c133 ("auxdisplay: ks0108: use new parport device model")
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:27:17 -07:00
Eduardo Valentin
c868cbb7e5 serial: imx: save and restore context in the suspend path
This change teaches the imx serial driver to save its
context and restore it across suspend and resume path.
To do so, it introduces serial_imx_restore_context()
and serial_imx_save_context() functions. They use
a shadow set of registers to save key registers
and restore them accordingly. These functions can
be reused on other situations, when the device
context is lost.

Cc: Fabio Estevam <festevam@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:23:25 -07:00
Eduardo Valentin
bc85734b12 serial: imx: allow waking up on RTSD
This patch sets RTSDEN bit when going into idle (Stop mode).
We add the RTSDEN for the case RTS is sent from
the remote connection. This way we allow the system
to wakeup when RTS is received.

Cc: Fabio Stevam <festevam@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:23:25 -07:00
Eduardo Valentin
189550b864 serial: imx: introduce serial_imx_enable_wakeup()
This change is a code reorganization. Here we introduce
serial_imx_enable_wakeup() helper function to do
the job of configuring and preparing wakeup sources
on imx serial device. The idea is to allow other
parts of the code to call this function whenever
the device is known to go to idle.

Cc: Fabio Estevam <festevam@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:23:25 -07:00
Eduardo Valentin
9e7b399d65 serial: imx: remove unbalanced clk_prepare
The current code attempts to prepare clk_per and clk_ipg
before using the device. However, the result is an extra
prepare call on each clock. Here is the output of uart
clocks (only uart enabled and used as console):

$  grep uart /sys/kernel/debug/clk/clk_summary
 uart_serial           1            2    80000000          0 0
       uart           1            2    66000000          0 0

This patch balances the calls of prepares. The result is:

$  grep uart /sys/kernel/debug/clk/clk_summary
 uart_serial           1            1    80000000          0 0
       uart           1            1    66000000          0 0

Cc: Fabio Estevam <festevam@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:23:25 -07:00
John Ogness
eafb9eea76 serial: 8250: move rx_running out of the bitfield
That bitfield is modified by read + or + write operation. If someone
sets any of the other two bits it might render the lock useless.

While at it, remove other bitfields as well to avoid more such
errors.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: John Ogness <john.ogness@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:19:50 -07:00
Sebastian Andrzej Siewior
830acf9e30 tty: serial: 8250_omap: do not use RX DMA if pause is not supported
The 8250-omap driver requires the DMA-engine driver to support the pause
command in order to properly turn off programmed RX transfer before the
driver stars manually reading from the FIFO.
The lacking support of the requirement has been discovered recently. In
order to stay safe here we disable RX-DMA completly on probe.
The rx_dma_broken assignment on probe could be removed once we working
pause function in omap-dma.

Cc: <stable@vger.kernel.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:19:49 -07:00
Qipeng Zha
cbba3e6f7a serial:8250_dw: do not alter CTS and DCTS since AFE is enabled
Since the serial core is informed that this device is doing
automatic flow control, it is not necessary to alter CTS and
DCTS of the MSR as the core no longer attempts stop the port
in uart_handle_cts_change().

Signed-off-by: Huiquan Zhong <huiquan.zhong@intel.com>
Signed-off-by: Qipeng Zha <qipeng.zha@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:15:13 -07:00
Johannes Thumshirn
2b9a8508cb tty: serial: men_z135_uart.c: Don't initialize port->lock
port->lock get's initialized in uart_add_one_port(), no need to do it
in men_z135_probe().

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:14:13 -07:00
Johannes Thumshirn
8117e34740 tty: serial: men_z135_uart.c: Fix race between IRQ and set_termios()
Fix panic caused by a race between men_z135_intr() and men_z135_set_termios().

men_z135_intr() and men_z135_set_termios() both hold the struct uart_port::lock
spinlock, but men_z135_intr() does a spin_lock_irqsave() and
men_z135_set_termios() does a normal spin_lock(), which can lead to a deadlock
when an interrupt is called while the lock is being helt by
men_z135_set_termios().

This was discovered using a insmod, hardware looppback send/receive, rmmod
stress test.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Cc: Andreas Werner <andreas.werner@men.de>
Cc: stable@vger.kernel.org # v4.0+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:14:13 -07:00
Maciej S. Szmigiero
1d7002777a serial: 8250: bind to ALi Fast Infrared Controller (ALI5123)
This way this device can be used with irtty-sir -
at least on Toshiba Satellite A20-S103 it is not configured by default
and needs PNP activation before it starts to respond on I/O ports.

This device has actually its own driver (ali-ircc),
but this driver seems to be non-functional for a very long time
(see http://permalink.gmane.org/gmane.linux.irda.general/484
http://permalink.gmane.org/gmane.network.protocols.obex.openobex.user/943
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=535070 ).

Signed-off-by: Maciej Szmigiero <mail@maciej.szmigiero.name>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:13:19 -07:00
Maciej S. Szmigiero
ffa34de03b serial: 8250: don't bind to SMSC IrCC IR port
SMSC IrCC SIR/FIR port should not be bound to by
(legacy) serial driver so its own driver (smsc-ircc2)
can bind to it.

Signed-off-by: Maciej Szmigiero <mail@maciej.szmigiero.name>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:13:19 -07:00
Stefan Wahren
df57cf6a87 serial: mxs-auart: fix baud rate range
Currently mxs-auart doesn't care correctly about the baud rate divisor.
According to reference manual the baud rate divisor must be between
0x000000EC and 0x003FFFC0. So calculate the possible baud rate range
and use it for uart_get_baud_rate().

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:08:48 -07:00
Juergen Borleis
17dc72cf3d serial: mxs-auart: keep the AUART unit in reset state when not in use
Whenever the UART device driver gets closed from userland, the driver
disables the UART unit and then stops the clocks to save power.

The bit which disabled the UART unit is described as:

 "UART Enable. If this bit is set to 1, the UART is enabled. Data
  transmission and reception occurs for the UART signals. When the
  UART is disabled in the middle of transmission or reception, it
  completes the current character before stopping."

The important part is the "it completes the current character". Whenever
a reception is ongoing when the UART gets disabled (including the clock
off) the statemachine freezes and "remembers" this state on the next
open() when re-enabling the unit's clock.

In this case we end up receiving an additional bogus character
immediately.

The solution in this change is to switch the AUART unit into its reset
state on close() and only release it from its reset state on the next
open().

Note: when the unit is also used as system console it is always 'in use',
so we cannot reset it on close().

Signed-off-by: Juergen Borleis <jbe@pengutronix.de>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:08:48 -07:00
Juergen Borleis
3fa30ac3b9 serial: mxs-auart: use a function name to reflect what it really does
This function clears the reset the AUART unit is in after system start
to make it work.

Signed-off-by: Juergen Borleis <jbe@pengutronix.de>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 17:08:47 -07:00
Linus Torvalds
8394a1b715 Merge branch 'akpm' (patches from Andrew)
Merge fixes from Andrew Morton:
 "11 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  Update maintainers for DRM STI driver
  mm: cma: mark cma_bitmap_maxno() inline in header
  zram: fix pool name truncation
  memory-hotplug: fix wrong edge when hot add a new node
  .mailmap: Andrey Ryabinin has moved
  ipc/sem.c: update/correct memory barriers
  mm/hwpoison: fix panic due to split huge zero page
  ipc,sem: remove uneeded sem_undo_list lock usage in exit_sem()
  ipc,sem: fix use after free on IPC_RMID after a task using same semaphore set exits
  mm/hwpoison: fix fail isolate hugetlbfs page w/ refcount held
  mm/hwpoison: fix page refcount of unknown non LRU page
2015-08-14 17:05:26 -07:00
Chase Metzger
1724856949 usb: core: hub: Removed some warnings generated by checkpatch.pl
Removed some checkpatch.pl warnings saying there was an unwanted space between
function names and their arguments.

Signed-off-by: Chase Metzger <chasemetzger15@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:57:43 -07:00
Alexandre Belloni
e4df92279f USB: host: ohci-at91: merge loops in ohci_hcd_at91_drv_probe
ohci_hcd_at91_drv_probe() has four at91_for_each_port. They can be merged
into two loops without changing the driver behaviour.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:57:43 -07:00
Alexandre Belloni
bd73bfcd44 USB: host: ohci-at91: merge ohci_at91_of_init in ohci_hcd_at91_drv_probe
As device tree support is now mandatory, merge ohci_at91_of_init() in
ohci_hcd_at91_drv_probe().

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:57:43 -07:00
Alexandre Belloni
be12be546b USB: host: ohci-at91: depend on OF
Make the driver depend on CONFIG_OF and remove the now useless #ifdef

Also, fix the Kconfig indentation.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:57:43 -07:00
Alexandre Belloni
b4f194706d USB: host: ohci-at91: move at91_usbh_data definition in c file
Move struct at91_usbh_data back in ohci-at91.c as this is the only user
left after switching all at91 platforms to DT only.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:57:43 -07:00
Stefan Koch
3cf1fc8065 usb: interface authorization: Use a flag for the default device authorization
With this patch a flag instead of a variable
is used for the default device authorization.

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:57:14 -07:00
Stefan Koch
6ef2bf7176 usb: interface authorization: Documentation part
This part adds the documentation for the interface authorization.

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:55:55 -07:00
Stefan Koch
187b3d75bb usb: interface authorization: SysFS part of USB interface authorization
This introduces an attribute for each interface to
authorize (1) or deauthorize (0) it:
/sys/bus/usb/devices/INTERFACE/authorized

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:55:54 -07:00
Stefan Koch
ef0909c50f usb: interface authorization: Introduces the USB interface authorization
The kernel supports the device authorization because of wireless USB.
These is usable for wired USB devices, too.
These new interface authorization allows to enable or disable
individual interfaces instead a whole device.

If a deauthorized interface will be authorized so the driver probing must
be triggered manually by writing INTERFACE to /sys/bus/usb/drivers_probe

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:55:54 -07:00
Stefan Koch
de7718bd9c usb: interface authorization: Control interface probing and claiming
Driver probings and interface claims get rejected
if an interface is not authorized.

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:55:54 -07:00
Stefan Koch
1d958bef45 usb: interface authorization: Introduces the default interface authorization
Interfaces are allowed per default.
This can disabled or enabled (again) by writing 0 or 1 to
/sys/bus/usb/devices/usbX/interface_authorized_default

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:54:30 -07:00
Stefan Koch
484ebaedec usb: interface authorization: Declare authorized attribute
The attribute authorized shows the authorization state for an interface.

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:54:30 -07:00
Kris Borer
088a3daead usb: hub: remove assignment from if condition
Fix one occurrence of the checkpatch.pl error:

ERROR: do not use assignment in if condition

The semantic patch that makes this change is:

// <smpl>
@@
identifier i;
expression E, E2, E3;
statement S1, S2;
binary operator b;
@@

+ i = E;
  if (
- (i = E)
+ i
  b
  ... && E2 && E3 ) S1 else S2
// </smpl>

Signed-off-by: Kris Borer <kborer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:54:02 -07:00
Alexandre Belloni
e3ec4fda07 usb: gadget: atmel: remove useless include
Definitions from linux/platform_data/atmel.h are not used, remove the
include.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:54:02 -07:00
Kris Borer
3290b1b818 usb: endpoint: convert spaces to tabs
Fix one occurrence of the checkpatch error:

ERROR: code indent should use tabs where possible

Signed-off-by: Kris Borer <kborer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:50:36 -07:00
Kris Borer
31b92d81e5 usb: otg_whitelist: remove whitespace
Fix one occurrence of the checkpatch error:

ERROR: space prohibited before open square bracket '['

Signed-off-by: Kris Borer <kborer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:50:36 -07:00
Nikhil Badola
f8786a9154 drivers: usb: fsl: Workaround for USB erratum-A005275
Incoming packets in high speed are randomly corrupted by h/w
resulting in multiple errors. This workaround makes FS as
default mode in all affected socs by disabling HS chirp
signalling.This errata does not affect FS and LS mode.

Forces all HS devices to connect in FS mode for all socs
affected by this erratum:
P3041 and P2041 rev 1.0 and 1.1
P5020 and P5010 rev 1.0 and 2.0
P5040, P1010 and T4240 rev 1.0

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:50:36 -07:00
Greg Kroah-Hartman
d50f14805e phy: for 4.3
*) Add new NXP USB OTG PHY driver
 *) Add vbus/id detection, extcon support and fixes in phy-sun4i-usb
    driver
 *) Add support to use phy-sun4i-usb driver for sun8i-a23 and sun8i-a33
    SoCs
 *) Other trivial code cleanups, dropping .owner assignment and constify
    phy_ops
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-next

Kishon writes:

phy: for 4.3

*) Add new NXP USB OTG PHY driver
*) Add vbus/id detection, extcon support and fixes in phy-sun4i-usb
   driver
*) Add support to use phy-sun4i-usb driver for sun8i-a23 and sun8i-a33
   SoCs
*) Other trivial code cleanups, dropping .owner assignment and constify
   phy_ops

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2015-08-14 16:45:51 -07:00
Greg Kroah-Hartman
37a842d36f USB: chipidea updates for v4.3-rc1
The main changes are adding several system interfaces for
 tuning performance, and each vendors can adjust them according
 to their design configurations.
 
 Others are tiny improvements, like more well siTD supports,
 USB_DEVICE_A_HNP_SUPPORT supports, etc.
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Merge tag 'usb-ci-v4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb into usb-next

Peter writes:

USB: chipidea updates for v4.3-rc1

The main changes are adding several system interfaces for
tuning performance, and each vendors can adjust them according
to their design configurations.

Others are tiny improvements, like more well siTD supports,
USB_DEVICE_A_HNP_SUPPORT supports, etc.
2015-08-14 16:43:09 -07:00
Greg Kroah-Hartman
a3fbedf98f usb: patches for v4.3 merge window
New support for Allwinne SoC on the MUSB driver has been added to the list of
 glue layers. MUSB also got support for building all DMA engines in one binary;
 this will be great for distros.
 
 DWC3 now has no trace of dev_dbg()/dev_vdbg() usage. We will rely solely on
 tracing to debug DWC3. There was also a fix for memory corruption with EP0 when
 maxpacket size transfers are > 512 bytes.
 
 Robert's EP capabilities flags is making EP selection a lot simpler. UDCs are
 now required to set these flags up when adding endpoints to the framework.
 
 Other than these, we have the usual set of miscelaneous cleanups and minor
 fixes.
 
 Signed-off-by: Felipe Balbi <balbi@ti.com>
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Merge tag 'usb-for-v4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next

Felipe writes:

usb: patches for v4.3 merge window

New support for Allwinne SoC on the MUSB driver has been added to the list of
glue layers. MUSB also got support for building all DMA engines in one binary;
this will be great for distros.

DWC3 now has no trace of dev_dbg()/dev_vdbg() usage. We will rely solely on
tracing to debug DWC3. There was also a fix for memory corruption with EP0 when
maxpacket size transfers are > 512 bytes.

Robert's EP capabilities flags is making EP selection a lot simpler. UDCs are
now required to set these flags up when adding endpoints to the framework.

Other than these, we have the usual set of miscelaneous cleanups and minor
fixes.

Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-08-14 16:41:11 -07:00
Linus Torvalds
fbd9163f1c A one-liner for a regression found in the PXA clock driver.
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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clock fix from Stephen Boyd:
 "A one-liner for a regression found in the PXA clock driver"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: pxa: pxa3xx: fix CKEN register access
2015-08-14 16:10:04 -07:00
Benjamin Gaignard
7f11c47605 Update maintainers for DRM STI driver
Add Vincent Abriou and myself as maintainers.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Cc: Dave Airlie <airlied@linux.ie>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-08-14 15:56:32 -07:00
Gregory Fong
f21838e056 mm: cma: mark cma_bitmap_maxno() inline in header
cma_bitmap_maxno() was marked as static and not static inline, which can
cause warnings about this function not being used if this file is included
in a file that does not call that function, and violates the conventions
used elsewhere.  The two options are to move the function implementation
back to mm/cma.c or make it inline here, and it's simple enough for the
latter to make sense.

Signed-off-by: Gregory Fong <gregory.0xf0@gmail.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-08-14 15:56:32 -07:00