Commit Graph

160291 Commits

Author SHA1 Message Date
Greg Kroah-Hartman
c30186e51e USB: ezusb: unexport some functions that aren't being used
When the ezusb code was split out, support was added for the fx2 chip
type, but no one is using these functions, so comment it out.  If
someone needs it, it can be added back in the future.

Also properly include <linux/usb/ezusb.h> into the ezusb.c file, to
ensure we catch any function prototype mis-matches

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: René Bürgel <rene.buergel@sohard.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-24 14:19:16 -07:00
Florian Fainelli
068b054fde USB: OHCI: sm501: fix build failure after ohci_finish_controller_resume removal
Commit cfa49b4b (USB: ohci: merge ohci_finish_controller_resume with
ohci_resume) merged ohci_finish_controller_resume with ohci_resume but forgot
to update the ohci-sm501 driver accordingly, thus causing the folllowing build
failure:

drivers/usb/host/ohci-sm501.c: In function 'ohci_sm501_resume':
drivers/usb/host/ohci-sm501.c:241:2: error: implicit declaration of function
'ohci_finish_controller_resume' [-Werror=implicit-function-declaration]

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-23 10:18:53 -07:00
Dan Carpenter
da31fe451a WUSB: remove an unnused variable
The "wusb_cap_descr_default" is never used.  GCC doesn't complain about
it because we have that line ".bLength = sizeof(wusb_cap_descr_default)"
inside the definition itself.  Clang complains though.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:33:34 -07:00
Florian Fainelli
be7ac70b9b USB: OHCI: make ohci-platform use devm_request_and_ioremap helper
This patch changes the ohci-platform driver to use the device managed helper
function for requesting memory region and ioremapping memory resources.
As a result the error path in the probe function is simplified, and the
platform driver remove callback does no longer need to release and iounmap
memory resources. devm_request_and_ioremap() will use either the ioremap()
or ioremap_nocache() handler depending on the resource's CACHEABLE flag, so
we are good with this change.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:30:26 -07:00
Florian Fainelli
61ff2745e5 USB: EHCI: make ehci-platform use devm_request_and_ioremap helper
This patch changes the ehci-platform driver to use the device managed helper
function for requesting memory region and ioremapping memory resources.
As a result the error path in the probe function is simplified, and the
platform driver remove callback does no longer need to release and iounmap
memory resources. devm_request_and_ioremap() will use either the ioremap()
or ioremap_nocache() handler depending on the resource's CACHEABLE flag, so
we are good with this change.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:30:26 -07:00
Florian Fainelli
ac0e3c04eb USB: OHCI: fix typo in ohci-platform driver on the word "resource"
We meant to write "resource" instead of "recourse", this patch fixes this
typo.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:30:26 -07:00
Florian Fainelli
5c9b2b28e5 USB: EHCI: fix typo in ehci-platform driver on the word "resource"
Fix the obvious typo in the error message, we meant to write "resource"
instead of "recourse".

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:30:26 -07:00
Florian Fainelli
976baf6e96 USB: OHCI: make ohci-platform use dev_err() instead of pr_err()
This patch converts the ohci-platform driver to use dev_err() functions
instead of pr_err().

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:30:26 -07:00
Florian Fainelli
2350cb0cc1 USB: EHCI: make ehci-platform use dev_err() instead of pr_err()
This patch converts the ehci-platform driver to make use of the dev_err()
functions instead of pr_err().

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:30:25 -07:00
Florian Fainelli
216d0fded4 USB: move common alchemy USB routines to arch/mips/alchemy/common.c
A previous patch converted the Alchemy platform to use the OHCI and EHCI
platform drivers. As a result, all the common logic to handle USB present in
drivers/usb/host/alchemy-common.c has no reason to remain here, so we move it
to arch/mips/alchemy/common/usb.c which is a more appropriate place. This
change was suggested by Manuel Lauss.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:29:12 -07:00
Florian Fainelli
bb5da43e45 USB: OHCI: remove Alchemy OHCI platform driver.
All users have been converted to use the OHCI platform driver instead, thus
making ohci-au1xxx obsolete, remove it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:29:12 -07:00
Florian Fainelli
231a72e03a USB: OHCI: remove OHCI SH platform driver
All users have been converted to use the OHCI platform driver instead, thus
making ohci-sh obsolete, so remove it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:26:55 -07:00
Florian Fainelli
c2e91e046d USB: OHCI: remove Netlogic XLS OHCI platform driver
All users have been converted to use the OHCI platform driver instead, thus
making ohci-xls obsolete, remove it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:26:20 -07:00
Florian Fainelli
c23920b05b USB: OHCI: remove CNS3xxx OHCI platform driver
All users have been converted to use the OHCI platform driver instead, thus
making ohci-cns3xxx, so remove it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:26:20 -07:00
Florian Fainelli
60da65f966 USB: OHCI: remove PNX8550 OHCI driver
The users have been converted to use the platform OHCI driver instead, thus
making the ohci-pnx8550 driver obsolete, so remove it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:26:19 -07:00
Florian Fainelli
cfa49b4b88 USB: ohci: merge ohci_finish_controller_resume with ohci_resume
Merge ohci_finish_controller_resume with ohci_resume as suggested by Alan
Stern. Since ohci_finish_controller_resume no longer exists, update the
various OHCI drivers to call ohci_resume() instead. Some drivers used to set
themselves the bit HCD_FLAG_HW_ACCESSIBLE, which is now handled by
ohci_resume().

Acked-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:59 -07:00
Florian Fainelli
d4ae47dc56 USB: ohci: remove check for RH already suspended in ohci_suspend
As suggested by Alan Stern, the code checking for the OHCI RH already
suspended is no longer required since the bug it fixes has not been seen in
ages. Remove that check making ohci_suspend much simpler.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:59 -07:00
Florian Fainelli
cd1965db05 USB: ohci: move ohci_pci_{suspend,resume} to ohci-hcd.c
As suggested by Alan Stern, move the ohci-pci.c ohci_pci_{suspend,resume}
routines to ohci-hcd.c. Due to their move, also rename them to
ohci_{suspend,resume} to make it clear they operate on ohci_hcd. Since they
are not necessarily called, annotate them with __maybe_unused, and make them
enclosed within an #ifdef CONFIG_PM / #endif section.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:59 -07:00
Florian Fainelli
2b16e39ee0 USB: ohci: allow platform driver to specify the number of ports
This patch modifies the ohci platform driver to accept the num_ports
parameter to be set via platform_data. Setting the number of ports must be
done after the call to ohci_hcd_init().

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:59 -07:00
Florian Fainelli
f3a958d30d USB: EHCI: remove CNS3xxx EHCI platform driver
The users have been converted to use the ehci platform driver instead, thus
making the ehci-cns3xxx driver obsolete, so remove it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:58 -07:00
Florian Fainelli
1de7d89c76 USB: EHCI: remove Alchemy EHCI driver
The platform code has been converted to use the ehci-platform driver instead
thus obsoleting the ehci-au1xxx driver, which can be removed.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:57 -07:00
Florian Fainelli
4534874a87 USB: EHCI: add no_io_watchdog platform_data parameter to ehci-platform
Enhance the ehci-platform driver to also accept no_io_watchdog as a platform
data parameter. When no_io_watchdog is set to 1, the ehci controller will set
ehci->need_io_watchdog to 0. Since most EHCI controllers do need the I/O
watchdog to be on, only let those which need it to turn the watchdog off.

Make sure that we change need_io_watchdog after the call to ehci_setup()
because ehci_setup() will unconditionnaly set need_io_watchdog to 1.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:15:47 -07:00
Florian Fainelli
6d39944ee8 USB: EHCI: remove Netlogic XLS EHCI driver
The platform code has been migrated to register the ehci-platform driver, thus
obsoleting the ehci-xls driver, which can be removed.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:15:47 -07:00
Florian Fainelli
ead92fae12 USB: EHCI: remove Loongson 1B EHCI driver.
The platform code registering the Loongson 1B EHCI driver has now been
converted to register the ehci-platform driver instead, thus obsoleting the
ehci-ls1x driver, which can be removed.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:14:24 -07:00
Florian Fainelli
7bccfcd2eb USB: OHCI: remove ohci-pcc-soc driver.
This driver is not registered by any in-tree users, and if really needed by
some out of tree user, the same functionnality can be restored using the
ohci-platform driver using the following platform_data parameters:
	big_endian_desc = 1
	big_endian_mmio = 1
	no_big_frame_no = 1

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:14:24 -07:00
Florian Fainelli
6efd0f73cc USB: EHCI: remove IXP4xx EHCI driver
This driver is not registered by any in-tree user. If needed it the EHCI
driver can be reinstatied using the ehci-platform driver with caps_offset to
0x100.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:14:24 -07:00
Alan Stern
6a41b4d3fe OHCI: implement new semantics for URB_ISO_ASAP
This patch (as1614) updates the isochronous scheduling in ohci-hcd to
match the new semantics for URB_ISO_ASAP.  Testing revealed a hardware
bug in the way my OHCI controller handles expired isochronous TDs;
consequently the patch tries hard to avoid creating them (unlike the
ehci-hcd and uhci-hcd drivers).

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:10:24 -07:00
Alan Stern
c44b225077 UHCI: implement new semantics for URB_ISO_ASAP
This patch (as1613) updates the isochronous scheduling in uhci-hcd to
match the new semantics for URB_ISO_ASAP.  The amount of code
alteration is smaller than it looks because of a change in the
indentation level.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:10:24 -07:00
Alan Stern
4005ad4390 EHCI: implement new semantics for URB_ISO_ASAP
This patch (as1612) updates the isochronous scheduling and processing
in ehci-hcd to match the new semantics for URB_ISO_ASAP.  It also adds
a missing "unlikely" in sitd_complete() to match the corresponding
statement in itd_complete(), and it increments urb->error_count in a
couple of places that had been overlooked.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:10:24 -07:00
Alan Stern
a03bede5c7 USB: update documentation for URB_ISO_ASAP
This patch (as1611) updates the USB documentation and kerneldoc to
give a more precise meaning for the URB_ISO_ASAP flag and to explain
more of the details of scheduling for isochronous URBs.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:10:24 -07:00
Alan Stern
7267547992 EHCI: replace mult/div with bit-mask operation
This patch (as1610) replaces multiplication and divison operations in
ehci-hcd's isochronous scheduling code with a bit-mask operation,
taking advantage of the fact that isochronous periods are always
powers of 2.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 08:57:43 -07:00
Alan Stern
98cae42d82 EHCI: use the isochronous scheduling threshold
This patch (as1609) changes the way ehci-hcd uses the "Isochronous
Scheduling Threshold" in its calculations.  Until now the code has
ignored the threshold except for certain Intel PCI-based controllers.
This violates the EHCI spec.

The new code takes the threshold into account always, removing the
need for the fs_i_thresh quirk flag.  In addition it implements the
"full frame cache" setting more efficiently, moving forward only as
far as the next frame boundary instead of always moving forward 8
microframes.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 08:57:43 -07:00
Alan Stern
c3ee9b76aa EHCI: improved logic for isochronous scheduling
This patch (as1608) reworks the logic used by ehci-hcd for scheduling
isochronous transfers.  Now the modular calculations are all based on
a window that starts at the last frame scanned for isochronous
completions.  No transfer descriptors for any earlier frames can
possibly remain on the schedule, so there can be no confusion from
schedule wrap-around.  This removes the need for a "slop" region of
arbitrary size.

There's no need to check for URBs that are longer than the schedule
length.  With the old code they could throw things off by wrapping
around and appearing to end in the near future rather than the distant
future.  Now such confusion isn't possible, and the existing test for
submissions that extend too far into the future will also catch those
that exceed the schedule length.  (But there still has to be an
initial test to handle the case where the schedule already extends as
far into the future as possible.)

Delays caused by IRQ latency won't confuse the algorithm unless they
are ridiculously long (over 250 ms); they will merely reduce how far
into the future new transfers can be scheduled.  A few people have
reported problems caused by delays of 50 ms or so.  Now instead of
failing completely, isochronous transfers will experience a brief
glitch and then continue normally.

(Whether this is truly a good thing is debatable.  A latency as large
as 50 ms generally indicates a bug is present, and complete failure of
audio or video transfers draws people's attention pretty vividly.
Making the transfers more robust also makes it easier for such bugs to
remain undetected.)

Finally, ehci->next_frame is renamed to ehci->last_iso_frame, because
that better describes what it is: the last frame to have been scanned
for isochronous completions.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 08:57:43 -07:00
Linus Torvalds
37820108f3 ARM: soc: Fixes for 3.7-rc2
A set of fixes and some minor cleanups for -rc2:
 
 - A series from Arnd that fixes warnings in drivers and other code
   included by ARM defconfigs. Most have been acked by corresponding
   maintainers (and seem quite hard to argue not picking up anyway in the
   few exception cases).
 - A few misc patches from the list for integrator/vt8500/i.MX
 - A batch of fixes to OMAP platforms, fixing:
   - boot problems on beaglebone,
   - regression fixes for local timers
   - clockdomain locking fixes
   - a few boot/sparse warnings
 - For Tegra:
   - Clock rate calculation overflow fix
   - Revert a change that removed timer clocks and a fix for symbol name clashes
 - For Renesas:
   - IO accessor / annotation cleanups to remove warnings
 - For Kirkwood/Dove/mvebu:
   - Fixes for device trees for Dove (some minor cleanups, some fixes)
   - Fixes for the mvebu gpio driver
   - Fix build problem for Feroceon due to missing ifdefs
   - Fix lsxl DTS files
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM soc fixes from Olof Johansson:
 "A set of fixes and some minor cleanups for -rc2:

   - A series from Arnd that fixes warnings in drivers and other code
     included by ARM defconfigs.  Most have been acked by corresponding
     maintainers (and seem quite hard to argue not picking up anyway in
     the few exception cases).
   - A few misc patches from the list for integrator/vt8500/i.MX
   - A batch of fixes to OMAP platforms, fixing:
     - boot problems on beaglebone,
     - regression fixes for local timers
     - clockdomain locking fixes
     - a few boot/sparse warnings
   - For Tegra:
     - Clock rate calculation overflow fix
     - Revert a change that removed timer clocks and a fix for symbol
       name clashes
   - For Renesas:
     - IO accessor / annotation cleanups to remove warnings
   - For Kirkwood/Dove/mvebu:
     - Fixes for device trees for Dove (some minor cleanups, some fixes)
     - Fixes for the mvebu gpio driver
     - Fix build problem for Feroceon due to missing ifdefs
     - Fix lsxl DTS files"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (31 commits)
  ARM: kirkwood: fix buttons on lsxl boards
  ARM: kirkwood: fix LEDs names for lsxl boards
  ARM: Kirkwood: fix disabling CACHE_FEROCEON_L2
  gpio: mvebu: Add missing breaks in mvebu_gpio_irq_set_type
  ARM: dove: Add crypto engine to DT
  ARM: dove: Remove watchdog from DT
  ARM: dove: Restructure SoC device tree descriptor
  ARM: dove: Fix clock names of sata and gbe
  ARM: dove: Fix tauros2 device tree init
  ARM: dove: Add pcie clock support
  ARM: OMAP2+: Allow kernel to boot even if GPMC fails to reserve memory
  ARM: OMAP: clockdomain: Fix locking on _clkdm_clk_hwmod_enable / disable
  ARM: s3c: mark s3c2440_clk_add as __init_refok
  spi/s3c64xx: use correct dma_transfer_direction type
  ARM: OMAP4: devices: fixup OMAP4 DMIC platform device error message
  ARM: OMAP2+: clock data: Add dev-id for the omap-gpmc dummy fck
  ARM: OMAP: resolve sparse warning concerning debug_card_init()
  ARM: OMAP4: Fix twd_local_timer_register regression
  ARM: tegra: add tegra_timer clock
  ARM: tegra: rename tegra system timer
  ...
2012-10-19 17:32:37 -07:00
Olof Johansson
068a565afa Merge branch 'testing/driver-warnings' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc into fixes
A collection of warning fixes on non-ARM code from Arnd Bergmann:

* 'testing/driver-warnings' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: s3c: mark s3c2440_clk_add as __init_refok
  spi/s3c64xx: use correct dma_transfer_direction type
  pcmcia: sharpsl: don't discard sharpsl_pcmcia_ops
  USB: EHCI: mark ehci_orion_conf_mbus_windows __devinit
  mm/slob: use min_t() to compare ARCH_SLAB_MINALIGN
  SCSI: ARM: make fas216_dumpinfo function conditional
  SCSI: ARM: ncr5380/oak uses no interrupts
2012-10-19 15:40:18 -07:00
Linus Torvalds
4a1f2b0fba Merge branch 'akpm' (Fixes from Andrew)
Merge misc fixes from Andrew Morton:
 "Seven fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (7 patches)
  lib/dma-debug.c: fix __hash_bucket_find()
  mm: compaction: correct the nr_strict va isolated check for CMA
  firmware/memmap: avoid type conflicts with the generic memmap_init()
  pidns: remove recursion from free_pid_ns()
  drivers/video/backlight/lm3639_bl.c: return proper error in lm3639_bled_mode_store() error paths
  kernel/sys.c: fix stack memory content leak via UNAME26
  linux/coredump.h needs asm/siginfo.h
2012-10-19 14:07:55 -07:00
Fengguang Wu
bac7169660 firmware/memmap: avoid type conflicts with the generic memmap_init()
Fix this build error:

  drivers/firmware/memmap.c:240:19: error: conflicting types for 'memmap_init'
  arch/ia64/include/asm/pgtable.h:565:17: note: previous declaration of 'memmap_init' was here

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: Bernhard Walle <bwalle@suse.de>
Cc: Glauber Costa <glommer@parallels.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-19 14:07:47 -07:00
Axel Lin
dc36d7e7cd drivers/video/backlight/lm3639_bl.c: return proper error in lm3639_bled_mode_store() error paths
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-19 14:07:47 -07:00
Linus Torvalds
16757372ff xen: Fix annoying compile-time warning
Commit cb6b6df111 ("xen/pv-on-hvm kexec: add quirk for Xen 3.4 and
shutdown watches.") added the xen_strict_xenbus_quirk() function with an
old K&R-style declaration without proper typing, causing gcc to rightly
complain:

  drivers/xen/xenbus/xenbus_xs.c:628:13: warning: function declaration isn’t a prototype [-Wstrict-prototypes]

because we really don't live in caves using stone-age tools any more,
and the kernel has always used properly typed ANSI C function
declarations.

So if a function doesn't take arguments, we tell the compiler so
explicitly by adding the proper "void" in the prototype.

I'm sure there are tons of other examples of this kind of stuff in the
tree, but this is the one that hits my workstation config, so..

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-19 11:54:21 -07:00
Linus Torvalds
e80bd270ec Drop some leftover dependencies on CONFIG_EXPERIMENTAL,
and add support for Intel Atom CE4110/4150/4170.
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Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:
 "Drop some leftover dependencies on CONFIG_EXPERIMENTAL, and add
  support for Intel Atom CE4110/4150/4170."

* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  hwmon: (coretemp) Add support for Atom CE4110/4150/4170
  Documentation/hwmon: remove CONFIG_EXPERIMENTAL
  hwmon: (pmbus) remove CONFIG_EXPERIMENTAL
2012-10-19 11:48:32 -07:00
Linus Torvalds
ccfc27302c TTY fixes for 3.7-rc2
Here are some tty and serial driver fixes for your 3.7-rc1 tree.
 
 Again, the UABI header file fixes, and a number of build and runtime serial
 driver bugfixes that solve problems people have been reporting (the staging
 driver is a tty driver, hence the fixes coming in through this tree.)
 
 All of these have been in the linux-next tree for a while.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-3.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull TTY fixes from Greg Kroah-Hartman:
 "Here are some tty and serial driver fixes for your 3.7-rc1 tree.

  Again, the UABI header file fixes, and a number of build and runtime
  serial driver bugfixes that solve problems people have been reporting
  (the staging driver is a tty driver, hence the fixes coming in through
  this tree.)

  All of these have been in the linux-next tree for a while.

  Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>"

* tag 'tty-3.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
  staging: dgrp: check return value of alloc_tty_driver
  staging: dgrp: check for NULL pointer in (un)register_proc_table
  serial/8250_hp300: Missing 8250 register interface conversion bits
  UAPI: (Scripted) Disintegrate include/linux/hsi
  tty: serial: sccnxp: Fix bug with unterminated platform_id list
  staging: serial: dgrp: Add missing #include <linux/uaccess.h>
  serial: sccnxp: Allows the driver to be compiled as a module
  tty: Fix bogus "callbacks suppressed" messages
  net, TTY: initialize tty->driver_data before usage
2012-10-19 11:28:59 -07:00
Linus Torvalds
42bf3e27e8 USB fixes for 3.7-rc2
Here are the USB patches against your 3.7-rc1 tree.
 
 There are the usual UABI header file movements, and we finally are now
 able to remove the dbg() macro that is over 15 years old (that had to
 wait for after some other trees got merged into yours during the big
 3.7-rc1 merge window.)
 
 Other than that, nothing major, just a number of bugfixes and new device
 ids.  It turns out that almost all of the usb-serial drivers had bugs in
 how they were handling their internal data, leaking memory, hence all of
 those fixups.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-3.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg Kroah-Hartman:
 "Here are the USB patches against your 3.7-rc1 tree.

  There are the usual UABI header file movements, and we finally are now
  able to remove the dbg() macro that is over 15 years old (that had to
  wait for after some other trees got merged into yours during the big
  3.7-rc1 merge window.)

  Other than that, nothing major, just a number of bugfixes and new
  device ids.  It turns out that almost all of the usb-serial drivers
  had bugs in how they were handling their internal data, leaking
  memory, hence all of those fixups.

  Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>"

* tag 'usb-3.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (42 commits)
  USB: option: add more ZTE devices
  USB: option: blacklist net interface on ZTE devices
  usb: host: xhci: New system added for Compliance Mode Patch on SN65LVPE502CP
  USB: io_ti: fix sysfs-attribute creation
  USB: iuu_phoenix: fix sysfs-attribute creation
  USB: spcp8x5: fix port-data memory leak
  USB: ssu100: fix port-data memory leak
  USB: ti_usb_3410_5052: fix port-data memory leak
  USB: oti6858: fix port-data memory leak
  USB: iuu_phoenix: fix port-data memory leak
  USB: kl5kusb105: fix port-data memory leak
  USB: io_ti: fix port-data memory leak
  USB: keyspan_pda: fix port-data memory leak
  USB: f81232: fix port-data memory leak
  USB: io_edgeport: fix port-data memory leak
  USB: kobil_sct: fix port-data memory leak
  USB: cypress_m8: fix port-data memory leak
  usb: acm: fix the computation of the number of data bits
  usb: Missing dma_mask in ehci-vt8500.c when probed from device-tree
  usb: Missing dma_mask in uhci-platform.c when probed from device-tree
  ...
2012-10-19 11:28:10 -07:00
Ben Collins
d479c91178 USB: ehci-fsl: Return valid error in ehci_fsl_setup_phy
ehci_fsl_setup_phy is supposed to return an int, but had a void return
value in the case of controller_ver being invalid.

Introduced by commit 3735ba8db8 ("powerpc/usb: fix bug of CPU hang
when missing USB PHY clock"), which missed one return.

Signed-off-by: Ben Collins <ben.c@servergy.com>
Cc: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-19 10:54:30 -07:00
Linus Torvalds
c9623de4fc Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media fixes from Mauro Carvalho Chehab:
 "Media fixes for:
   - one Kconfig fix patch;
   - one patch fixing DocBook breakage due to the drivers/media UAPI
     changes;
   - the remaining UAPI media changes (DVB API).

  I'm aware that is is a little late for the UAPI renames for the DVB
  API, but IMHO, it is better to merge it for 3.7, due to two reasons:

   1) There is a major rename at 3.7 (not only uapi changes, but also
      the entire media drivers were reorganized on 3.7, in order to
      simplify the Kconfig logic, and easy drivers selection, especially
      for hybrid devices).  By confining all those renames there at 3.7
      it will cause all the harm at for media developers on just one
      shot.  Stable backports upstream and at distros will likely
      welcome it as well, as they won't need to check what changed on
      3.7 and what was postponed for on 3.8.

   2) The V4L2 DocBook Makefile creates a cross-reference between the
      media API headers and the specs.  This helps us _a_lot_ to be sure
      that all API improvements are properly documented.  Every time a
      header changes from one place to another, DocBook/media/Makefile
      needs to be patched.  Currently, the DocBook breakage patch
      depends on the DVB UAPI."

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] Kconfig: Fix dependencies for driver autoselect options
  DocBook/media/Makefile: Fix build due to uapi breakage
  UAPI: (Scripted) Disintegrate include/linux/dvb
2012-10-18 16:10:42 -07:00
Linus Torvalds
bab58350e5 DeviceTree fixes for 3.7
A handful of fixes:
 - a fix for dtc from upstream
 - sparse fixes in DeviceTree code
 - stub of_get_child_by_name for !OF builds
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Merge tag 'dt-fixes-for-3.7' of git://sources.calxeda.com/kernel/linux

Pull DeviceTree fixes from Rob Herring:
 "A handful of fixes:
   - a fix for dtc from upstream
   - sparse fixes in DeviceTree code
   - stub of_get_child_by_name for !OF builds"

* tag 'dt-fixes-for-3.7' of git://sources.calxeda.com/kernel/linux:
  dtc: fix for_each_*() to skip first object if deleted
  of/platform: sparse fix
  of/irq: sparse fixes
  of/address: sparse fixes
  of: add stub of_get_child_by_name for non-OF builds
2012-10-18 11:47:53 -07:00
Bjørn Mork
4b35f1c529 USB: option: add more ZTE devices
Cc: <stable@vger.kernel.org>
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-18 08:27:21 -07:00
Bjørn Mork
1452df6f1b USB: option: blacklist net interface on ZTE devices
Based on information from the ZTE Windows drivers.

Cc: <stable@vger.kernel.org>
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-18 08:27:20 -07:00
Greg Kroah-Hartman
6b7ced68f3 usb: fixes for v3.7-rc2
Here's the first set of fixes for v3.7-rc cycle.
 
 DesignWare Core USB3 Driver (dwc3) got two fixes. The first one fixes a long
 standing bug which would keep endpoint with BUSY flag set forever if we cancel
 a transfer which has already been started by the controller. The second fix
 will just switch PHYs back off when DWC3 driver is removed.
 
 MUSB fixed a bug which would cause a Kernel Oops at least on AM3517 when
 removing a device. For some reason that particular device can fall into a
 situation where you have both Disconnect and Endpoint IRQs happen
 simultaneously (have both bits set in IRQ_STATUS register) and, because
 Disconnect Interrupt is handled before Endpoint Interrupts, we would try to
 transfer data over a disconnected device, thus generating a kernel oops.
 
 Renensas' USB DRD driver got two fixes which are a) fixing an off-by-one bug on
 the pipe iterator implementation and b) fixing Interrupt Status Clear procedure
 in order to properly clear a single Interrupt event without clearing (and
 masking) other events we didn't handle yet.
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Merge tag 'fixes-for-v3.7-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus

usb: fixes for v3.7-rc2

Here's the first set of fixes for v3.7-rc cycle.

DesignWare Core USB3 Driver (dwc3) got two fixes. The first one fixes a long
standing bug which would keep endpoint with BUSY flag set forever if we cancel
a transfer which has already been started by the controller. The second fix
will just switch PHYs back off when DWC3 driver is removed.

MUSB fixed a bug which would cause a Kernel Oops at least on AM3517 when
removing a device. For some reason that particular device can fall into a
situation where you have both Disconnect and Endpoint IRQs happen
simultaneously (have both bits set in IRQ_STATUS register) and, because
Disconnect Interrupt is handled before Endpoint Interrupts, we would try to
transfer data over a disconnected device, thus generating a kernel oops.

Renensas' USB DRD driver got two fixes which are a) fixing an off-by-one bug on
the pipe iterator implementation and b) fixing Interrupt Status Clear procedure
in order to properly clear a single Interrupt event without clearing (and
masking) other events we didn't handle yet.
2012-10-18 08:14:10 -07:00
Alexis R. Cortes
470809741a usb: host: xhci: New system added for Compliance Mode Patch on SN65LVPE502CP
This minor change adds a new system to which the "Fix Compliance Mode
on SN65LVPE502CP Hardware" patch has to be applied also.

System added:
Vendor: Hewlett-Packard. System Model: Z1

Signed-off-by: Alexis R. Cortes <alexis.cortes@ti.com>
Acked-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-18 08:13:04 -07:00
Johan Hovold
5d8c61bc28 USB: io_ti: fix sysfs-attribute creation
Make sure port data is initialised before creating sysfs attributes to
avoid a race.

A recent patch ("USB: io_ti: fix port-data memory leak") got the
sysfs-attribute creation and port-data initialisation ordering wrong.

Cc: <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-18 08:08:47 -07:00