Commit Graph

560594 Commits

Author SHA1 Message Date
Mauro Carvalho Chehab
d647f0b70c [media] include/media: move driver interface headers to a separate dir
Let's not mix headers used by the core with those headers that
are needed by some driver-specific interface header.

The headers used on drivers were manually moved using:
    mkdir include/media/drv-intf/
    git mv include/media/cx2341x.h include/media/cx25840.h \
	include/media/exynos-fimc.h include/media/msp3400.h \
	include/media/s3c_camif.h include/media/saa7146.h \
	include/media/saa7146_vv.h  include/media/sh_mobile_ceu.h \
	include/media/sh_mobile_csi2.h include/media/sh_vou.h \
	include/media/si476x.h include/media/soc_mediabus.h \
	include/media/tea575x.h include/media/drv-intf/

And the references for those headers were corrected using:

    MAIN_DIR="media/"
    PREV_DIR="media/"
    DIRS="drv-intf/"

    echo "Checking affected files" >&2
    for i in $DIRS; do
	for j in $(find include/$MAIN_DIR/$i -type f -name '*.h'); do
		 n=`basename $j`
		git grep -l $n
	done
    done|sort|uniq >files && (
	echo "Handling files..." >&2;
	echo "for i in \$(cat files|grep -v Documentation); do cat \$i | \\";
	(
		cd include/$MAIN_DIR;
		for j in $DIRS; do
			for i in $(ls $j); do
				echo "perl -ne 's,(include [\\\"\\<])$PREV_DIR($i)([\\\"\\>]),\1$MAIN_DIR$j\2\3,; print \$_' |\\";
			done;
		done;
		echo "cat > a && mv a \$i; done";
	);
	echo "Handling documentation..." >&2;
	echo "for i in MAINTAINERS \$(cat files); do cat \$i | \\";
	(
		cd include/$MAIN_DIR;
		for j in $DIRS; do
			for i in $(ls $j); do
				echo "  perl -ne 's,include/$PREV_DIR($i)\b,include/$MAIN_DIR$j\1,; print \$_' |\\";
			done;
		done;
		echo "cat > a && mv a \$i; done"
	);
    ) >script && . ./script

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
2015-11-17 06:57:29 -02:00
Mauro Carvalho Chehab
b5dcee225c [media] include/media: split I2C headers from V4L2 core
Currently, include/media is messy, as it contains both the V4L2 core
headers and some driver-specific headers on the same place. That makes
harder to identify what core headers should be documented and what
headers belong to I2C drivers that are included only by bridge/main
drivers that would require the functions provided by them.

Let's move those i2c specific files to its own subdirectory.

The files to move were produced via the following script:
	mkdir include/media/i2c
	(cd include/media; for i in *.h; do n=`echo $i|sed s/.h$/.c/`; if [ -e ../../drivers/media/i2c/$n ]; then echo $i; git mv $i i2c/; fi; done)
	(cd include/media; for i in *.h; do n=`echo $i|sed s/.h$/.c/`; if [ -e ../../drivers/media/*/i2c/$n ]; then echo $i; git mv $i i2c/; fi; done)
	for i in include/media/*.h; do n=`basename $i`;  (for j in $(git grep -l $n); do dirname $j; done)|sort|uniq|grep -ve '^.$' > list; num=$(wc -l list|cut -d' ' -f1); if [ $num == 1 ]; then if [ "`grep i2c list`" != "" ]; then git mv $i include/media/i2c; fi; fi; done

And the references corrected via this script:
    MAIN_DIR="media/"
    PREV_DIR="media/"
    DIRS="i2c/"

    echo "Checking affected files" >&2
    for i in $DIRS; do
	for j in $(find include/$MAIN_DIR/$i -type f -name '*.h'); do
		 n=`basename $j`
		git grep -l $n
	done
    done|sort|uniq >files && (
	echo "Handling files..." >&2;
	echo "for i in \$(cat files|grep -v Documentation); do cat \$i | \\";
	(
		cd include/$MAIN_DIR;
		for j in $DIRS; do
			for i in $(ls $j); do
				echo "perl -ne 's,(include [\\\"\\<])$PREV_DIR($i)([\\\"\\>]),\1$MAIN_DIR$j\2\3,; print \$_' |\\";
			done;
		done;
		echo "cat > a && mv a \$i; done";
	);
	echo "Handling documentation..." >&2;
	echo "for i in MAINTAINERS \$(cat files); do cat \$i | \\";
	(
		cd include/$MAIN_DIR;
		for j in $DIRS; do
			for i in $(ls $j); do
				echo "  perl -ne 's,include/$PREV_DIR($i)\b,include/$MAIN_DIR$j\1,; print \$_' |\\";
			done;
		done;
		echo "cat > a && mv a \$i; done"
	);
    ) >script && . ./script

Merged Sakari Ailus patch that moves smiapp.h to include/media/i2c.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
2015-11-17 06:57:11 -02:00
Alec Leamas
b7be755733 [media] bz#75751: Move internal header file lirc.h to uapi/
The file include/media/lirc.h describes a public interface and
should thus be a public header. See kernel bug
https://bugzilla.kernel.org/show_bug.cgi?id=75751 which has
a manpage describing the interface + an acknowledgment that this
info belongs to uapi.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:47:43 -02:00
Graham Whaley
f82a9ece92 [media] DocBook/media/Makefile: Do not fail mkdir if dir already exists
Commit 5240f4e68d ("[media] DocBook/media/Makefile: Avoid make htmldocs
to fail") introduced a mkdir which is always called through
install_media_images from the Documentation/DocBook/Makefile htmldocs rule.
If you run 'make htmldocs' more than once you get:

 mkdir: cannot create directory ‘./Documentation/DocBook//media_api’:
  File exists

Add -p to the mkdir to continue no matter if the dir already exists.

Signed-off-by: Graham Whaley <graham.whaley@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:47:19 -02:00
Mauro Carvalho Chehab
bef0e549d1 [media] dvb_frontend.h: improve documentation for struct dvb_tuner_ops
Improve the comments at the header, removing kernel-doc
tag from where it doesn't belong, grouping the legacy tuner
functions, and improving the text.

No functional changes.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:46:42 -02:00
Mauro Carvalho Chehab
45346e0e83 [media] dvb_frontend: get rid of set_state ops & related data
The get_state()/set_state and the corresponding data types
(struct tuner_state and enum tuner_param) are old DVB interfaces
that came from the DVBv3 time.

Nowadays, set_params() provide a better way to set the tuner
and demod parameters. So, no need to keep those legacy stuff,
as all drivers that were using it got converted.

With this patch, all kABI elements at dvb_frontend.h are now
documented.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:46:02 -02:00
Mauro Carvalho Chehab
65f0f686de [media] stb6100: get rid of get_state()/set_state()
It is tricky to get rid of those ops here, as the stv0299 driver
wants to set frequency in separate from setting the bandwidth.

So, we use a small trick: we temporarely fill the cache with
0 for either frequency or bandwidth and add some logic at
set_params to only change the property(ies) that aren't zero.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:45:05 -02:00
Mauro Carvalho Chehab
b2d3afcfbd [media] tda6655: get rid of get_state()/set_state()
Those ops aren't used by any driver, with is weird. I suspect
that mantis_vb3030 driver were not working properly...

Anyway, now that the driver uses the set_parms, the DVB
frontend core should do the right thing.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:44:31 -02:00
Mauro Carvalho Chehab
e417668d40 [media] tda8261: don't use set_state/get_state callbacks
Those callbacks are meant to be used only on some very specific
cases. There's absolutely no need to do that at tda8261, as
the only parameter that it allows to be set/get is the frequency.

So, use the standard get_params() and get_frequency() kABI
ops.

There's no need to touch at any bridge driver, as all interactions
are done via the macros at tda8261_cfg.h.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:43:59 -02:00
Mauro Carvalho Chehab
8fdc25bf61 [media] tda666x: add support for set_parms() and get_frequency()
Those two callbacks are the ones that should be used by normal
DVB frontend drivers.

Add support for them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:43:15 -02:00
Mauro Carvalho Chehab
8e6c4be3f8 [media] tda665x: split set_frequency from set_state
On tda665x, set_state only sets frequency. As the kABI for set_state
is meant to be used only on special cases, split the function
into two, in order to allow it to be latter used by a DVBv5
cache params logic.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:42:32 -02:00
Mauro Carvalho Chehab
cffdbfe7cf [media] stb6100: get rid of tuner_state at struct stb6100_state
The stb6100 driver has a struct tuner_state on its state
struct, that it is used only to store the bandwidth. Even so,
this struct is not really used, as every time the bandwidth
is get or set, it goes through the hardware.

So, get rid of that.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:41:53 -02:00
Mauro Carvalho Chehab
2184e2530c [media] dvb_frontend.h: get rid of unused tuner params/states
There are several tuner_param values that aren't by any driver or core:
	DVBFE_TUNER_TUNERSTEP
	DVBFE_TUNER_IFFREQ
	DVBFE_TUNER_REFCLOCK
	DVBFE_TUNER_IQSENSE
	DVBFE_TUNER_DUMMY

Several of those correspond to the values at the tuner_state
struct with is also only initialized by not used anyware:
	u32 tunerstep;
	u32 ifreq;
	u32 refclock;

It doesn't make sense to keep anything at the kABI that it is
not used. So, get rid of them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:41:18 -02:00
Mauro Carvalho Chehab
41c0b78e5e [media] dvb_frontend.h: Document suspend/resume functions
Those functions should be implemented on all drivers. So, document
them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:40:54 -02:00
Mauro Carvalho Chehab
3663b31b69 [media] dvb_frontend: resume tone and voltage
As SEC tone and voltage could have changed during
suspend(), restore them to their previous values at
resume().

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:40:31 -02:00
Mauro Carvalho Chehab
03946b2d66 [media] demux.h: Some documentation fixups for the header
The DocBook description of this header has two issues:
- It calls the Kernel ABI as API, instead of kABI;
- It mentions that the DVB frontend kABI is not described
  within the document. As this will actually generate a
  single DocBook, this is actually not true, now that
  the documentation for the frontend was added.

So, fix both issues.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:39:00 -02:00
Mauro Carvalho Chehab
02f028cfd9 [media] dvb_frontend.h: Add a description for the header
This header file provides the kABI functions used by the
Digital TV Frontend core support. Add a description for
this kABI, to add at the device_drivers Kernel DocBook.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:38:33 -02:00
Mauro Carvalho Chehab
66f4b3cb5c [media] dvb_frontend: document the most used functions
Documents the most used functions at the Digital TV
kABI: dvb_frontend_register(), dvb_frontend_unregister()
and dvb_frontend_detach().

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:38:05 -02:00
Mauro Carvalho Chehab
75f400b0e3 [media] Document the obscure dvb_frontend_reinitialise()
The dvb_frontend_reinitialise() function is a special case
used by just one frontend. Document it, for completeness.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:37:39 -02:00
Mauro Carvalho Chehab
4deea4cb47 [media] dvb: document dvb_frontend_sleep_until()
This function is used mainly at the DVB core, in order to provide
emulation for a legacy ioctl. The only current exception is
the stv0299 driver, with takes more than 8ms to switch voltage,
breaking the emulation for FE_DISHNETWORK_SEND_LEGACY_CMD.

Document that.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17 06:37:16 -02:00
Mauro Carvalho Chehab
6747b39441 [media] device-drivers.tmpl: better organize DVB function calls
Classify the functions at the DVB core per API. That makes easier
to understand how they're related to the userspace API.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-16 07:40:04 -02:00
Mauro Carvalho Chehab
7b6e55b970 [media] demux.h: move documentation overview from device-drivers.tmpl
It is better to keep the documentation overview at the header file,
as this makes easier for developers to remember to fix when needed.

Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-16 07:39:11 -02:00
Mauro Carvalho Chehab
d55ebd07b6 [media] ivtv: avoid going past input/audio array
As reported by smatch:
	drivers/media/pci/ivtv/ivtv-driver.c:832 ivtv_init_struct2() error: buffer overflow 'itv->card->video_inputs' 6 <= 6

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-16 07:38:04 -02:00
Mauro Carvalho Chehab
823873481b [media] Revert "[media] ivtv: avoid going past input/audio array"
This patch broke ivtv logic, as reported at
 https://bugzilla.redhat.com/show_bug.cgi?id=1278942

This reverts commit 09290cc885.

Cc: stable@vger.kernel.org # for v4.1 and upper
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-16 07:37:45 -02:00
Mauro Carvalho Chehab
65b7f6d740 Linux 4.4-rc1
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Merge tag 'v4.4-rc1' into patchwork

Linux 4.4-rc1

* tag 'v4.4-rc1': (12900 commits)
  Linux 4.4-rc1
  ARC: Fix silly typo in MAINTAINERS file
  ARC: cpu_relax() to be compiler barrier even for UP
  ARC: use ASL assembler mnemonic
  ARC: [arcompact] Handle bus error from userspace as Interrupt not exception
  ARC: remove extraneous header include
  f2fs: xattr simplifications
  squashfs: xattr simplifications
  9p: xattr simplifications
  xattr handlers: Pass handler to operations instead of flags
  jffs2: Add missing capability check for listing trusted xattrs
  hfsplus: Remove unused xattr handler list operations
  ubifs: Remove unused security xattr handler
  vfs: Fix the posix_acl_xattr_list return value
  vfs: Check attribute names in posix acl xattr handers
  mpt3sas: fix inline markers on non inline function declarations
  dax: fix __dax_pmd_fault crash
  Revert "drm/rockchip: Convert the probe function to the generic drm_of_component_probe()"
  drm: Don't oops in drm_calc_timestamping_constants() if drm_vblank_init() wasn't called
  ALSA: pci: depend on ZONE_DMA
  ...
2015-11-16 07:27:01 -02:00
Linus Torvalds
8005c49d9a Linux 4.4-rc1 2015-11-15 17:00:27 -08:00
Linus Torvalds
0ca9b67606 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf updates from Thomas Gleixner:
 "Mostly updates to the perf tool plus two fixes to the kernel core code:

   - Handle tracepoint filters correctly for inherited events (Peter
     Zijlstra)

   - Prevent a deadlock in perf_lock_task_context (Paul McKenney)

   - Add missing newlines to some pr_err() calls (Arnaldo Carvalho de
     Melo)

   - Print full source file paths when using 'perf annotate --print-line
     --full-paths' (Michael Petlan)

   - Fix 'perf probe -d' when just one out of uprobes and kprobes is
     enabled (Wang Nan)

   - Add compiler.h to list.h to fix 'make perf-tar-src-pkg' generated
     tarballs, i.e. out of tree building (Arnaldo Carvalho de Melo)

   - Add the llvm-src-base.c and llvm-src-kbuild.c files, generated by
     the 'perf test' LLVM entries, when running it in-tree, to
     .gitignore (Yunlong Song)

   - libbpf error reporting improvements, using a strerror interface to
     more precisely tell the user about problems with the provided
     scriptlet, be it in C or as a ready made object file (Wang Nan)

   - Do not be case sensitive when searching for matching 'perf test'
     entries (Arnaldo Carvalho de Melo)

   - Inform the user about objdump failures in 'perf annotate' (Andi
     Kleen)

   - Improve the LLVM 'perf test' entry, introduce a new ones for BPF
     and kbuild tests to check the environment used by clang to compile
     .c scriptlets (Wang Nan)"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (32 commits)
  perf/x86/intel/rapl: Remove the unused RAPL_EVENT_DESC() macro
  tools include: Add compiler.h to list.h
  perf probe: Verify parameters in two functions
  perf session: Add missing newlines to some pr_err() calls
  perf annotate: Support full source file paths for srcline fix
  perf test: Add llvm-src-base.c and llvm-src-kbuild.c to .gitignore
  perf: Fix inherited events vs. tracepoint filters
  perf: Disable IRQs across RCU RS CS that acquires scheduler lock
  perf test: Do not be case sensitive when searching for matching tests
  perf test: Add 'perf test BPF'
  perf test: Enhance the LLVM tests: add kbuild test
  perf test: Enhance the LLVM test: update basic BPF test program
  perf bpf: Improve BPF related error messages
  perf tools: Make fetch_kernel_version() publicly available
  bpf tools: Add new API bpf_object__get_kversion()
  bpf tools: Improve libbpf error reporting
  perf probe: Cleanup find_perf_probe_point_from_map to reduce redundancy
  perf annotate: Inform the user about objdump failures in --stdio
  perf stat: Make stat options global
  perf sched latency: Fix thread pid reuse issue
  ...
2015-11-15 09:36:24 -08:00
Linus Torvalds
051b29f279 Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Thomas Gleixner:
 "A single fix to prevent math underflow in the numa balancing code"

* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/numa: Fix math underflow in task_tick_numa()
2015-11-15 09:35:33 -08:00
Linus Torvalds
8f98e292eb Merge branch 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull liblockdep fixes from Thomas Gleixner:
 "Three small patches to synchronize liblockdep with the latest core
  changes"

* 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  tools/liblockdep: explicitly declare lockdep API we call from liblockdep
  tools/liblockdep: add userspace versions of WRITE_ONCE and RCU_INIT_POINTER
  tools/liblockdep: remove task argument from debug_check_no_locks_held
2015-11-15 09:34:32 -08:00
Linus Torvalds
bba072dfd7 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Thomas Gleixner:
 "A couple of fixes and updates related to x86:

   - Fix the W+X check regression on XEN

   - The real fix for the low identity map trainwreck

   - Probe legacy PIC early instead of unconditionally allocating legacy
     irqs

   - Add cpu verification to long mode entry

   - Adjust the cache topology to AMD Fam17H systems

   - Let Merrifield use the TSC across S3"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/cpu: Call verify_cpu() after having entered long mode too
  x86/setup: Fix low identity map for >= 2GB kernel range
  x86/mm: Skip the hypervisor range when walking PGD
  x86/AMD: Fix last level cache topology for AMD Fam17h systems
  x86/irq: Probe for PIC presence before allocating descs for legacy IRQs
  x86/cpu/intel: Enable X86_FEATURE_NONSTOP_TSC_S3 for Merrifield
2015-11-15 09:32:59 -08:00
Linus Torvalds
511601bdbc Merge branches 'irq-urgent-for-linus' and 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq and timer fixes from Thomas Gleixner:

 - An irq regression fix to restore the wakeup behaviour of chained
   interrupts.

 - A timer fix for a long standing race versus timers scheduled on a
   target cpu which got exposed by recent changes in the workqueue
   implementation.

* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  genirq/PM: Restore system wake up from chained interrupts

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  timers: Use proper base migration in add_timer_on()
2015-11-15 09:30:48 -08:00
Linus Torvalds
b84da9fa47 Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Pull MIPS updates from Ralf Baechle:
 "These are the highlists of the main MIPS pull request for 4.4:

   - Add latencytop support
   - Support appended DTBs
   - VDSO support and initially use it for gettimeofday.
   - Drop the .MIPS.abiflags and ELF NOTE sections from vmlinux
   - Support for the 5KE, an internal test core.
   - Switch all MIPS platfroms to libata drivers.
   - Improved support, cleanups for ralink and Lantiq platforms.
   - Support for the new xilfpga platform.
   - A number of DTB improvments for BMIPS.
   - Improved support for CM and CPS.
   - Minor JZ4740 and BCM47xx enhancements"

* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (120 commits)
  MIPS: idle: add case for CPU_5KE
  MIPS: Octeon: Support APPENDED_DTB
  MIPS: vmlinux: create a section for appended DTB
  MIPS: Clean up compat_siginfo_t
  MIPS: Fix PAGE_MASK definition
  MIPS: BMIPS: Enable GZIP ramdisk and timed printks
  MIPS: Add xilfpga defconfig
  MIPS: xilfpga: Add mipsfpga platform code
  MIPS: xilfpga: Add xilfpga device tree files.
  dt-bindings: MIPS: Document xilfpga bindings and boot style
  MIPS: Make MIPS_CMDLINE_DTB default
  MIPS: Make the kernel arguments from dtb available
  MIPS: Use USE_OF as the guard for appended dtb
  MIPS: BCM63XX: Use pr_* instead of printk
  MIPS: Loongson: Cleanup CONFIG_LOONGSON_SUSPEND.
  MIPS: lantiq: Disable xbar fpi burst mode
  MIPS: lantiq: Force the crossbar to big endian
  MIPS: lantiq: Initialize the USB core on boot
  MIPS: lantiq: Return correct value for fpi clock on ar9
  MIPS: ralink: Add missing clock on rt305x
  ...
2015-11-15 09:10:53 -08:00
Linus Torvalds
12b76f3bf3 sound fixes for 4.4-rc1
Here are a collection of small fixes tha have been gathered for
 4.4-rc1.  The only significant changes are those in PCI drivers
 Kconfig, to use "depends on" instead of "select" for CONFIG_ZONE_DMA.
 A reverse select is often more user-friendly, but in this case, it
 makes hard to manage with the conflict with ZONE_DEVICE, so changed in
 such a way for now.
 
 Others are all small fixes and quirks: an error check in soundcore
 reigster_chrdev(), HD-audio HDMI/DP phantom jack fix, Intel Broxton DP
 quirk, USB-audio DSD device quirk, some constifications, etc.
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Merge tag 'sound-fix-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Here are a collection of small fixes tha have been gathered for
  4.4-rc1.  The only significant changes are those in PCI drivers
  Kconfig, to use "depends on" instead of "select" for CONFIG_ZONE_DMA.
  A reverse select is often more user-friendly, but in this case, it
  makes hard to manage with the conflict with ZONE_DEVICE, so changed in
  such a way for now.

  Others are all small fixes and quirks: an error check in soundcore
  reigster_chrdev(), HD-audio HDMI/DP phantom jack fix, Intel Broxton DP
  quirk, USB-audio DSD device quirk, some constifications, etc"

* tag 'sound-fix-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: pci: depend on ZONE_DMA
  ALSA: hda - Simplify phantom jack handling for HDMI/DP
  ALSA: hda/hdmi - apply Skylake fix-ups to Broxton display codec
  ALSA: ctxfi: constify rsc ops structures
  ALSA: usb: Add native DSD support for Aune X1S
  ALSA: oxfw: add an comment to Kconfig for TASCAM FireOne
  sound: fix check for error condition of register_chrdev()
2015-11-14 09:43:00 -08:00
Linus Torvalds
b3a0d9a232 ARC fixes for 4.4-rc1
- A bunch of brown paper bag bugs (MAINTAINERS list email, SMP build failure)
 - cpu_relax() now compiler barrier for UP as well
 - Handling of userspace Bus Errors for ARCompact builds
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Merge tag 'arc-4.4-rc1-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

Pull ARC fixes from Vineet Gupta:
 "Found a couple of brown paper bag bugs with the prev pull request
  (including a SMP build breakage report from Guenter).  Since these are
  urgent I also decided to send over a bunch of other pending fixes
  which could have otherwise waited an rc or two.

  Summary:

   - A bunch of brown paper bag bugs (MAINTAINERS list email, SMP build
     failure)
   - cpu_relax() now compiler barrier for UP as well
   - handling of userspace Bus Errors for ARCompact builds"

* tag 'arc-4.4-rc1-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  ARC: Fix silly typo in MAINTAINERS file
  ARC: cpu_relax() to be compiler barrier even for UP
  ARC: use ASL assembler mnemonic
  ARC: [arcompact] Handle bus error from userspace as Interrupt not exception
  ARC: remove extraneous header include
  ARCv2: lib: memcpy: use local symbols
2015-11-14 09:09:37 -08:00
Vineet Gupta
30b9dbee89 ARC: Fix silly typo in MAINTAINERS file 2015-11-14 13:12:31 +05:30
Vineet Gupta
1cfc05cbe2 ARC: cpu_relax() to be compiler barrier even for UP
cpu_relax() on ARC has been barrier only for SMP (and no-op for UP). Per
recent discussions, it is safer to make it a compiler barrier
unconditionally.

Link: http://lkml.kernel.org/r/53A7D3AA.9020100@synopsys.com
Acked-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2015-11-14 13:12:30 +05:30
Vineet Gupta
a6416f57ce ARC: use ASL assembler mnemonic
ARCompact and ARCv2 only have ASL, while binutils used to support LSL as
a alias mnemonic.

Newer binutils (upstream) don't want to do that so replace it.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2015-11-14 13:12:21 +05:30
Vineet Gupta
541366da6a ARC: [arcompact] Handle bus error from userspace as Interrupt not exception
Bus errors from userspace on ARCompact based cores are handled by core
as a high priority L2 interrupt but current code treated it as interrupt
Handling an interrupt like exception is certainly not going to go unnoticed.
(and it worked so far as we never saw a Bus error from userspace until
IPPK guys tested a DDR controller with ECC error detection etc hence
needed to explicitly trigger/handle such errors)

 - So move mem_service exception handler from common code into ARCv2 code.
 - In ARCompact code, define  mem_service as L2 interrupt handler which
   just drops down to pure kernel mode and goes of to enqueue SIGBUS

Reported-by: Nelson Pereira <npereira@synopsys.com>
Tested-by: Ana Martins <amartins@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2015-11-14 13:12:20 +05:30
Vineet Gupta
76a8c40c65 ARC: remove extraneous header include
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2015-11-14 13:11:38 +05:30
Linus Torvalds
63f4f7e8df platform/chrome: Branch for v4.4
Here's the branch of chrome platform changes for v4.4. Some have been queued
 up for the full 4.3 release cycle since I forgot to send them in for that
 round (rebased early on to deal with fixes conflicts).
 
 Most of these enable EC communication stuff -- Pixel 2015 support, enabling
 building for ARM64 platforms, and a few fixes for memory leaks.
 
 There's also a patch in here to allow reading/writing the verified boot
 context, which depends on a sysfs patch acked by Greg.
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Merge tag 'chrome-platform-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/olof/chrome-platform

Pull chrome platform updates from Olof Johansson:
 "Here's the branch of chrome platform changes for v4.4.  Some have been
  queued up for the full 4.3 release cycle since I forgot to send them
  in for that round (rebased early on to deal with fixes conflicts).

  Most of these enable EC communication stuff -- Pixel 2015 support,
  enabling building for ARM64 platforms, and a few fixes for memory
  leaks.

  There's also a patch in here to allow reading/writing the verified
  boot context, which depends on a sysfs patch acked by Greg"

* tag 'chrome-platform-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/olof/chrome-platform:
  platform/chrome: Fix i2c-designware adapter name
  platform/chrome: Support reading/writing the vboot context
  sysfs: Support is_visible() on binary attributes
  platform/chrome: cros_ec: Fix possible leak in led_rgb_store()
  platform/chrome: cros_ec: Fix leak in sequence_store()
  platform/chrome: Enable Chrome platforms on 64-bit ARM
  platform/chrome: cros_ec_dev - Add a platform device ID table
  platform/chrome: cros_ec_lpc - Add support for Google Pixel 2
  platform/chrome: cros_ec_lpc - Use existing function to check EC result
  platform/chrome: Make depends on MFD_CROS_EC instead CROS_EC_PROTO
  Revert "platform/chrome: Don't make CHROME_PLATFORMS depends on X86 || ARM"
2015-11-13 21:53:18 -08:00
Linus Torvalds
4bfc89d26a platform-drivers-x86 for 4.4-2
Support for the unfortunately rather unique ESC key on the Ideapad Yoga 3 and
 two DMI matches for rfkill support. Solitary fix for potential missed errors for
 asus-wmi. Downgrade a thinkpad_acpi message to info.
 
 asus-wmi:
  - fix error handling in store_sys_wmi()
 
 ideapad-laptop:
  - Add Lenovo Yoga 900 to no_hw_rfkill dmi list
  - include Yoga 3 1170 in add rfkill whitelist
  - add support for Yoga 3 ESC key
 
 thinkpad_acpi:
  - Don't yell on unsupported brightness interfaces
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Merge tag 'platform-drivers-x86-v4.4-2' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86

Pull another x86 platform driver update from Darren Hart:
 "Support for the unfortunately rather unique ESC key on the Ideapad
  Yoga 3 and two DMI matches for rfkill support.  Solitary fix for
  potential missed errors for asus-wmi.  Downgrade a thinkpad_acpi
  message to info.

  asus-wmi:
   - fix error handling in store_sys_wmi()

  ideapad-laptop:
   - Add Lenovo Yoga 900 to no_hw_rfkill dmi list
   - include Yoga 3 1170 in add rfkill whitelist
   - add support for Yoga 3 ESC key

  thinkpad_acpi:
   - Don't yell on unsupported brightness interfaces"

* tag 'platform-drivers-x86-v4.4-2' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86:
  asus-wmi: fix error handling in store_sys_wmi()
  ideapad-laptop: Add Lenovo Yoga 900 to no_hw_rfkill dmi list
  ideapad-laptop: include Yoga 3 1170 in add rfkill whitelist
  ideapad-laptop: add support for Yoga 3 ESC key
  thinkpad_acpi: Don't yell on unsupported brightness interfaces
2015-11-13 21:47:06 -08:00
Linus Torvalds
a30b7ca289 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull more input updates from Dmitry Torokhov:
 "An update to the tsc2005 driver that allows it to also support tsc2004
  (basically the same controller, but uses i2c instead of spi bus), and
  a couple of bug fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: parkbd - drop bogus __init from parkbd_allocate_serio()
  Input: elantech - add Fujitsu Lifebook U745 to force crc_enabled
  Input: tsc2004 - add support for tsc2004
  Input: tsc200x-core - rename functions and variables
  Input: tsc2005 - separate SPI and core functions
2015-11-13 21:41:14 -08:00
Linus Torvalds
d83763f4a6 SCSI misc on 20151113
Sorry for the delay in this patch which was mostly caused by getting the
 merger of the mpt2/mpt3sas driver, which was seen as an essential item of
 maintenance work to do before the drivers diverge too much.  Unfortunately,
 this caused a compile failure (detected by linux-next), which then had to be
 fixed up and incubated.  In addition to the mpt2/3sas rework, there are
 updates from pm80xx, lpfc, bnx2fc, hpsa, ipr, aacraid, megaraid_sas, storvsc
 and ufs plus an assortment of changes including some year 2038 issues, a fix
 for a remove before detach issue in some drivers and a couple of other minor
 issues.
 
 Signed-off-by: James Bottomley <JBottomley@Odin.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull final round of SCSI updates from James Bottomley:
 "Sorry for the delay in this patch which was mostly caused by getting
  the merger of the mpt2/mpt3sas driver, which was seen as an essential
  item of maintenance work to do before the drivers diverge too much.
  Unfortunately, this caused a compile failure (detected by linux-next),
  which then had to be fixed up and incubated.

  In addition to the mpt2/3sas rework, there are updates from pm80xx,
  lpfc, bnx2fc, hpsa, ipr, aacraid, megaraid_sas, storvsc and ufs plus
  an assortment of changes including some year 2038 issues, a fix for a
  remove before detach issue in some drivers and a couple of other minor
  issues"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (141 commits)
  mpt3sas: fix inline markers on non inline function declarations
  sd: Clear PS bit before Mode Select.
  ibmvscsi: set max_lun to 32
  ibmvscsi: display default value for max_id, max_lun and max_channel.
  mptfusion: don't allow negative bytes in kbuf_alloc_2_sgl()
  scsi: pmcraid: replace struct timeval with ktime_get_real_seconds()
  mvumi: 64bit value for seconds_since1970
  be2iscsi: Fix bogus WARN_ON length check
  scsi_scan: don't dump trace when scsi_prep_async_scan() is called twice
  mpt3sas: Bump mpt3sas driver version to 09.102.00.00
  mpt3sas: Single driver module which supports both SAS 2.0 & SAS 3.0 HBAs
  mpt2sas, mpt3sas: Update the driver versions
  mpt3sas: setpci reset kernel oops fix
  mpt3sas: Added OEM Gen2 PnP ID branding names
  mpt3sas: Refcount fw_events and fix unsafe list usage
  mpt3sas: Refcount sas_device objects and fix unsafe list usage
  mpt3sas: sysfs attribute to report Backup Rail Monitor Status
  mpt3sas: Ported WarpDrive product SSS6200 support
  mpt3sas: fix for driver fails EEH, recovery from injected pci bus error
  mpt3sas: Manage MSI-X vectors according to HBA device type
  ...
2015-11-13 20:35:54 -08:00
Linus Torvalds
9aa3d651a9 Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target updates from Nicholas Bellinger:
 "This series contains HCH's changes to absorb configfs attribute
  ->show() + ->store() function pointer usage from it's original
  tree-wide consumers, into common configfs code.

  It includes usb-gadget, target w/ drivers, netconsole and ocfs2
  changes to realize the improved simplicity, that now renders the
  original include/target/configfs_macros.h CPP magic for fabric drivers
  and others, unnecessary and obsolete.

  And with common code in place, new configfs attributes can be added
  easier than ever before.

  Note, there are further improvements in-flight from other folks for
  v4.5 code in configfs land, plus number of target fixes for post -rc1
  code"

In the meantime, a new user of the now-removed old configfs API came in
through the char/misc tree in commit 7bd1d4093c ("stm class: Introduce
an abstraction for System Trace Module devices").

This merge resolution comes from Alexander Shishkin, who updated his stm
class tracing abstraction to account for the removal of the old
show_attribute and store_attribute methods in commit 517982229f
("configfs: remove old API") from this pull.  As Alexander says about
that patch:

 "There's no need to keep an extra wrapper structure per item and the
  awkward show_attribute/store_attribute item ops are no longer needed.

  This patch converts policy code to the new api, all the while making
  the code quite a bit smaller and easier on the eyes.

  Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>"

That patch was folded into the merge so that the tree should be fully
bisectable.

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (23 commits)
  configfs: remove old API
  ocfs2/cluster: use per-attribute show and store methods
  ocfs2/cluster: move locking into attribute store methods
  netconsole: use per-attribute show and store methods
  target: use per-attribute show and store methods
  spear13xx_pcie_gadget: use per-attribute show and store methods
  dlm: use per-attribute show and store methods
  usb-gadget/f_serial: use per-attribute show and store methods
  usb-gadget/f_phonet: use per-attribute show and store methods
  usb-gadget/f_obex: use per-attribute show and store methods
  usb-gadget/f_uac2: use per-attribute show and store methods
  usb-gadget/f_uac1: use per-attribute show and store methods
  usb-gadget/f_mass_storage: use per-attribute show and store methods
  usb-gadget/f_sourcesink: use per-attribute show and store methods
  usb-gadget/f_printer: use per-attribute show and store methods
  usb-gadget/f_midi: use per-attribute show and store methods
  usb-gadget/f_loopback: use per-attribute show and store methods
  usb-gadget/ether: use per-attribute show and store methods
  usb-gadget/f_acm: use per-attribute show and store methods
  usb-gadget/f_hid: use per-attribute show and store methods
  ...
2015-11-13 20:04:17 -08:00
Linus Torvalds
5d2eb548b3 Merge branch 'for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs xattr cleanups from Al Viro.

* 'for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  f2fs: xattr simplifications
  squashfs: xattr simplifications
  9p: xattr simplifications
  xattr handlers: Pass handler to operations instead of flags
  jffs2: Add missing capability check for listing trusted xattrs
  hfsplus: Remove unused xattr handler list operations
  ubifs: Remove unused security xattr handler
  vfs: Fix the posix_acl_xattr_list return value
  vfs: Check attribute names in posix acl xattr handers
2015-11-13 18:02:30 -08:00
Linus Torvalds
2870f6c4d1 Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm fixes from Dan Williams:

 - three fixes tagged for -stable including a crash fix, simple
   performance tweak, and an invalid i/o error.

 - build regression fix for the nvdimm unit tests

 - nvdimm documentation update

* 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  dax: fix __dax_pmd_fault crash
  libnvdimm: documentation clarifications
  libnvdimm, pmem: fix size trim in pmem_direct_access()
  libnvdimm, e820: fix numa node for e820-type-12 pmem ranges
  tools/testing/nvdimm, acpica: fix flag rename build breakage
2015-11-13 17:35:48 -08:00
Andreas Gruenbacher
29608d208b f2fs: xattr simplifications
Now that the xattr handler is passed to the xattr handler operations, we
have access to the attribute name prefix, so simplify
f2fs_xattr_generic_list.

Also, f2fs_xattr_advise_list is only ever called for
f2fs_xattr_advise_handler; there is no need to double check for that.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Changman Lee <cm224.lee@samsung.com>
Cc: Chao Yu <chao2.yu@samsung.com>
Cc: linux-f2fs-devel@lists.sourceforge.net
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-11-13 20:34:34 -05:00
Andreas Gruenbacher
0ddaf72c1d squashfs: xattr simplifications
Now that the xattr handler is passed to the xattr handler operations, we
have access to the attribute name prefix, so simplify the squashfs xattr
handlers a bit.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Phillip Lougher <phillip@squashfs.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-11-13 20:34:33 -05:00
Andreas Gruenbacher
e409de992e 9p: xattr simplifications
Now that the xattr handler is passed to the xattr handler operations, we
can use the same get and set operations for the user, trusted, and security
xattr namespaces.  In those namespaces, we can access the full attribute
name by "reattaching" the name prefix the vfs has skipped for us.  Add a
xattr_full_name helper to make this obvious in the code.

For the "system.posix_acl_access" and "system.posix_acl_default"
attributes, handler->prefix is the full attribute name; the suffix is the
empty string.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Ron Minnich <rminnich@sandia.gov>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Cc: v9fs-developer@lists.sourceforge.net
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-11-13 20:34:33 -05:00
Andreas Gruenbacher
d9a82a0403 xattr handlers: Pass handler to operations instead of flags
The xattr_handler operations are currently all passed a file system
specific flags value which the operations can use to disambiguate between
different handlers; some file systems use that to distinguish the xattr
namespace, for example.  In some oprations, it would be useful to also have
access to the handler prefix.  To allow that, pass a pointer to the handler
to operations instead of the flags value alone.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-11-13 20:34:32 -05:00