Commit Graph

2870 Commits

Author SHA1 Message Date
Helen Fornazier
441c0db6e5 [media] vimc: common: Add vimc_colorimetry_clamp
Colorimetry value will always be checked in the same way. Adding a
helper macro for that

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-23 09:06:02 -03:00
Helen Fornazier
288a22d45c [media] vimc: common: Add vimc_link_validate
All links will be checked in the same way. Adding a helper function for
that

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-23 09:05:38 -03:00
Helen Fornazier
bf5fb95c26 [media] vimc: common: Add vimc_pipeline_s_stream helper
Move the vimc_cap_pipeline_s_stream from the vimc-cap.c to vimc-common.c
as this core will be reused by other subdevices to activate the stream
in their directly connected nodes

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-23 09:03:37 -03:00
Helen Fornazier
c149543ef4 [media] vimc: common: Add vimc_ent_sd_* helper
As all the subdevices in the topology will be initialized in the same
way, to avoid code repetition the vimc_ent_sd_{register, unregister}
helper functions were created

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-23 09:02:53 -03:00
Helen Fornazier
5ba0ae43df [media] vimc: Move common code from the core
Remove helper functions from vimc-core and add it in vimc-common to
clean up the core.

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-23 09:01:57 -03:00
Helen Fornazier
554946c366 [media] vimc: sen: Integrate the tpg on the sensor
Initialize the test pattern generator on the sensor
Generate a colored bar image instead of a grey one

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-23 08:30:31 -03:00
Stanimir Varbanov
76724b30f2 [media] media: venus: enable building with COMPILE_TEST
We want all media drivers to build with COMPILE_TEST, as the
Coverity instance we use on Kernel works only for x86. Also,
our test workflow relies on it, in order to identify git
bisect breakages.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
2017-06-20 10:57:08 -03:00
Kieran Bingham
31165ad4c2 [media] media: fdp1: Support ES2 platforms
The new Renesas R-Car H3 ES2.0 platforms have a new hw version register.
Update the driver accordingly, defaulting to the new hw revision, and
differentiating the older revision as ES1

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 09:07:44 -03:00
Kevin Hilman
479f7a1181 [media] davinci: vpif: adaptions for DT support
The davinci VPIF is a single hardware block, but the existing driver
is broken up into a common library (vpif.c), output (vpif_display.c) and
intput (vpif_capture.c).

When migrating to DT, to better model the hardware, and because
registers, interrupts, etc. are all common,it was decided to
have a single VPIF hardware node[1].

Because davinci uses legacy, non-DT boot on several SoCs still, the
platform_drivers need to remain.  But they are also needed in DT boot.
Since there are no DT nodes for the display/capture parts in DT
boot (there is a single node for the parent/common device) we need to
create platform_devices somewhere to instantiate the platform_drivers.

When VPIF display/capture are needed for a DT boot, the VPIF node
will have endpoints defined for its subdevs.  Therefore, vpif_probe()
checks for the presence of endpoints, and if detected manually creates
the platform_devices for the display and capture platform_drivers.

[1] Documentation/devicetree/bindings/media/ti,da850-vpif.txt

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 09:05:37 -03:00
Lucas Stach
8b8470fdf4 [media] coda/imx-vdoa: always wait for job completion
As long as only one CODA context is running we get alternating device_run()
and wait_for_completion() calls, but when more then one CODA context is
active, other VDOA slots can be inserted between those calls for one context.

Make sure to wait on job completion before running a different context and
before destroying the currently active context.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 09:04:21 -03:00
Lucas Stach
fb2be08f8c [media] coda: first step at error recovery
This implements a simple handler for the case where decode did not finish
sucessfully. This might be helpful during normal streaming, but for now it
only handles the case where the context would deadlock with userspace,
i.e. userspace issued DEC_CMD_STOP and waits for EOS, but after the failed
decode run we would hold the context and wait for userspace to queue more
buffers.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 09:03:51 -03:00
Lucas Stach
f2011e40b6 [media] coda: use correct offset for mvcol buffer
The mvcol buffer needs to be placed behind the chroma plane(s), so
use the real offset including any required rounding.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 09:00:29 -03:00
Stanimir Varbanov
50058a9a58 [media] media: venus: update firmware path with linux-firmware place
This makes firmware name and path part of venus_resources
structure and initialize it properly depending on the SoC and
firmware version.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:41 -03:00
Stanimir Varbanov
ebebc5939e [media] media: venus: vdec: add support for min buffers for capture
This adds support for V4L2_CID_MIN_BUFFERS_FOR_CAPTURE get control
in venus decoder, it is usable in case when the userspace wants
to know minimum capture buffers before calling request_buf for
capture queue in mem2mem drivers. Also this will fix an issue
found gstreamer v4l2videodec element, i.e. the video decoder
element cannot continue because the buffers are insufficient.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:41 -03:00
Stanimir Varbanov
c3eb9e51c8 [media] media: venus: venc: fix compile error in venc_close
This fixes the following compile error ocured when building
with gcc7:

drivers/media/platform/qcom/venus/venc.c:1150
venc_close() error: dereferencing freed memory 'inst'

by moving kfree as a last call.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:41 -03:00
Stanimir Varbanov
17571ed6e2 [media] media: venus: vdec: fix compile error in vdec_close
This fixes the following compile error ocured when building
with gcc7:

drivers/media/platform/qcom/venus/vdec.c:1022
vdec_close() error: dereferencing freed memory 'inst'

by moving kfree as a last call.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:41 -03:00
Stanimir Varbanov
832d467115 [media] media: venus: hfi_msgs: fix set but not used variables
This fixes a warning found when building with gcc7:

drivers/media/platform/qcom/venus/hfi_msgs.c:465:40:
warning: variable 'domain' set but not used [-Wunused-but-set-variable]
  u32 rem_bytes, num_props, codecs = 0, domain = 0;
                                        ^~~~~~
drivers/media/platform/qcom/venus/hfi_msgs.c:465:28:
warning: variable 'codecs' set but not used [-Wunused-but-set-variable]
  u32 rem_bytes, num_props, codecs = 0, domain = 0;

The warning is avoided by deleting the variables declaration.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
4cb3548a87 [media] media: venus: hfi_venus: fix variable dereferenced before check
This fixes a warning found when building with gcc7:

drivers/media/platform/qcom/venus/hfi_venus.c:998
venus_isr_thread() warn: variable dereferenced before check
'hdev' (see line 994)

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
4ba5961687 [media] media: venus: helpers: fix variable dereferenced before check
This fixes a warning found when building the driver with gcc7:

drivers/media/platform/qcom/venus/helpers.c:157
load_per_instance() warn: variable dereferenced before check
'inst' (see line 153)

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
2b2e6488c0 [media] media: venus: hfi_cmds: fix variable dereferenced before check
This fixes a warning found when building the driver with gcc7:

drivers/media/platform/qcom/venus/hfi_cmds.c:415
pkt_session_set_property_1x() warn: variable dereferenced before
check 'pkt' (see line 412)
drivers/media/platform/qcom/venus/hfi_cmds.c:1177
pkt_session_set_property_3xx() warn: variable dereferenced before
check 'pkt' (see line 1174)

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
8a5aebf127 [media] media: venus: hfi: fix mutex unlock
This fixed a warning when build driver with gcc7:

drivers/media/platform/qcom/venus/hfi.c:171
hfi_core_ping() warn: inconsistent returns 'mutex:&core->lock'.
  Locked on:   line 159
  Unlocked on: line 171

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
703528005e [media] media: venus: enable building of Venus video driver
This adds Venus driver Makefile and changes v4l2 platform
Makefile/Kconfig in order to enable building of the driver.

Note that in this initial version the COMPILE_TEST-ing is not
supported because the drivers specific to ARM builds are still
in process of enabling the aforementioned compile testing.
Once that disadvantage is fixed the Venus driver compile testing
will be possible with follow-up changes.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
d96d3f30c0 [media] media: venus: hfi: add Venus HFI files
Here is the implementation of Venus video accelerator low-level
functionality. It contanins code which setup the registers and
startup uthe processor, allocate and manipulates with the shared
memory used for sending commands and receiving messages.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
09c2845e8f [media] media: venus: hfi: add Host Firmware Interface (HFI)
This is the implementation of HFI. It is charged with the
responsibility to comunicate with the firmware through an
interface commands and messages.

 - hfi.c has interface functions used by the core, decoder
and encoder parts to comunicate with the firmware. For example
there are functions for session and core initialisation.

 - hfi_cmds has packetization operations which preparing
packets to be send from host to firmware.

 - hfi_msgs takes care of messages sent from firmware to the
host.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:40 -03:00
Stanimir Varbanov
aaaa93eda6 [media] media: venus: venc: add video encoder files
This adds encoder part of the driver plus encoder controls.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:39 -03:00
Stanimir Varbanov
7472c1c691 [media] media: venus: vdec: add video decoder files
This consists of video decoder implementation plus decoder
controls.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:39 -03:00
Stanimir Varbanov
af2c3834c8 [media] media: venus: adding core part and helper functions
* core.c has implemented the platform driver methods, file
operations and v4l2 registration.

 * helpers.c has implemented common helper functions for:
   - buffer management

   - vb2_ops and functions for format propagation,

   - functions for allocating and freeing buffers for
   internal usage. The buffer parameters describing internal
   buffers depends on current format, resolution and codec.

   - functions for calculation of current load of the
   hardware. Depending on the count of instances and
   resolutions it selects the best clock rate for the video
   core.

 * firmware loader

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:53:39 -03:00
Mauro Carvalho Chehab
ff6ccad361 Linux 4.12-rc6
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Merge tag 'v4.12-rc6' into patchwork

Linux 4.12-rc6

* tag 'v4.12-rc6': (813 commits)
  Linux 4.12-rc6
  mm: larger stack guard gap, between vmas
  virtio_balloon: disable VIOMMU support
  mm: correct the comment when reclaimed pages exceed the scanned pages
  userfaultfd: shmem: handle coredumping in handle_userfault()
  mm: numa: avoid waiting on freed migrated pages
  swap: cond_resched in swap_cgroup_prepare()
  mm/memory-failure.c: use compound_head() flags for huge pages
  perf unwind: Report module before querying isactivation in dwfl unwind
  fs: pass on flags in compat_writev
  objtool: Add fortify_panic as __noreturn function
  powerpc/debug: Add missing warn flag to WARN_ON's non-builtin path
  USB: gadgetfs, dummy-hcd, net2280: fix locking for callbacks
  drm: mxsfb_crtc: Reset the eLCDIF controller
  drm/mgag200: Fix to always set HiPri for G200e4 V2
  i2c: ismt: fix wrong device address when unmap the data buffer
  i2c: rcar: use correct length when unmapping DMA
  powerpc/xive: Fix offset for store EOI MMIOs
  drm/tegra: Correct idr_alloc() minimum id
  drm/tegra: Fix lockup on a use of staging API
  ...

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 08:51:56 -03:00
Philipp Zabel
68803ad452 [media] platform: add video-multiplexer subdevice driver
This driver can handle SoC internal and external video bus multiplexers,
controlled by mux controllers provided by the mux controller framework,
such as MMIO register bitfields or GPIOs. The subdevice passes through
the mbus configuration of the active input to the output side.

Since the mux framework is not yet merged, this driver contains
temporary mmio-mux support to work without the framework. The driver
should be converted to use the multiplexer API once the "mux: minimal
mux subsystem" and "mux: mmio-based syscon mux controller" patches are
merged.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
[hans.verkuil@cisco.com: add 'select REGMAP' to Kconfig]
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 07:19:49 -03:00
Ramesh Shanmugasundaram
7625ee981a [media] media: platform: rcar_drif: Add DRIF support
This patch adds Digital Radio Interface (DRIF) support to R-Car Gen3 SoCs.
The driver exposes each instance of DRIF as a V4L2 SDR device. A DRIF
device represents a channel and each channel can have one or two
sub-channels respectively depending on the target board.

DRIF supports only Rx functionality. It receives samples from a RF
frontend tuner chip it is interfaced with. The combination of DRIF and the
tuner device, which is registered as a sub-device, determines the receive
sample rate and format.

In order to be compliant as a V4L2 SDR device, DRIF needs to bind with
the tuner device, which can be provided by a third party vendor. DRIF acts
as a slave device and the tuner device acts as a master transmitting the
samples. The driver allows asynchronous binding of a tuner device that
is registered as a v4l2 sub-device. The driver can learn about the tuner
it is interfaced with based on port endpoint properties of the device in
device tree. The V4L2 SDR device inherits the controls exposed by the
tuner device.

The device can also be configured to use either one or both of the data
pins at runtime based on the master (tuner) configuration.

Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 07:07:37 -03:00
Hans Verkuil
d0703944c1 [media] s5p_cec: set the CEC_CAP_NEEDS_HPD flag if needed
Use the needs-hpd DT property to determine if the CEC_CAP_NEEDS_HPD
should be set.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 06:56:31 -03:00
Hans Verkuil
2613cc6fd3 [media] stih-cec/vivid/pulse8/rainshadow: use cec_transmit_attempt_done
Use the helper function cec_transmit_attempt_done instead of
cec_transmit_done to simplify the code.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-20 06:53:20 -03:00
Gustavo A. R. Silva
acec363015 [media] s3c-camif: fix arguments position in a function call
Fix the position of arguments so camif->colorfx_cb, camif->colorfx_cr
are passed in proper order to the camif_hw_set_effect() function.

Addresses-Coverity-ID: 1248800
Addresses-Coverity-ID: 1269141

[s.nawrocki@samsung.com: edited commit message ]
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-13 14:21:24 -03:00
Thibault Saunier
57612890b7 [media] exynos-gsc: Use user configured colorspace if provided
Use colorspace provided by the user as we are only doing scaling and
color encoding conversion, we won't be able to transform the colorspace
itself and the colorspace won't mater in that operation.

Also always use output colorspace on the capture side.

If the user does not provide a colorspace do not make it up, we might
later while processing need to figure out the colorspace, which
is possible depending on the frame size but do not ever guess and
leak that guess to the userspace.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Thibault Saunier <thibault.saunier@osg.samsung.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-13 14:20:26 -03:00
Benjamin Gaignard
6428f63b1d [media] exynos4-is: use devm_of_platform_populate()
Usage of devm_of_platform_populate() simplify driver code
and save somes lines

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-13 14:19:54 -03:00
Colin Ian King
5ebbdf60d1 [media] s5p-mfc: fix spelling mistake: "destionation" -> "destination"
Trivial fix to spelling mistake in mfc_err error messages

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-13 14:01:10 -03:00
Alexandre Courbot
17d716e926 [media] s5p-jpeg: fix recursive spinlock acquisition
v4l2_m2m_job_finish(), which is called from the interrupt handler with
slock acquired, can call the device_run() hook immediately if another
context was in the queue. This hook also acquires slock, resulting in
a deadlock for this scenario.

Fix this by releasing slock right before calling v4l2_m2m_job_finish().
This is safe to do as the state of the hardware cannot change before
v4l2_m2m_job_finish() is called anyway.

Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-13 13:56:49 -03:00
Benjamin Gaignard
d69ae57453 [media] cec: add STM32 cec driver
This patch add cec driver for STM32 platforms.
cec hardware block isn't not always used with hdmi so
cec notifier is not implemented. That will be done later
when STM32 DSI driver will be available.

Driver compliance has been tested with cec-ctl and cec-compliance
tools.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Yannick Fertre <yannick.fertre@st.com>
[hans.verkuil@cisco.com: modified platform/Makefile to use obj-y]
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-13 13:48:18 -03:00
Wolfram Sang
60829e62bb [media] v4l: rcar_fdp1: use proper name for the R-Car SoC
It is 'R-Car', not 'RCar'. No code or binding changes, only descriptive text.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-08 12:34:18 -03:00
Mauro Carvalho Chehab
13c6c6ea1a [media] platform/Makefile: don't depend on arch to include dirs
Depending on arch configs to include dirs is evil, and makes
harder to change drivers to work with COMPILE_TEST.

Replace them by obj-y.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-08 12:34:16 -03:00
Sakari Ailus
a2d17962c9 [media] davinci: Switch from V4L2 OF to V4L2 fwnode
The DaVinci VPIF capture driver V4L2 OF support was added after the V4L2
OF framework got removed. Switch VPIF capture driver to V4L2 fwnode.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
2017-06-08 12:34:16 -03:00
Hirokazu Honda
a9fad21ab7 [media] mtk-vcodec: Show mtk driver error without DEBUG definition
A driver error message is shown without DEBUG definition
to find an error and debug easily.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:32:57 -03:00
Daniel Kurtz
ba1f1f70c2 [media] media: mtk-mdp: Fix mdp device tree
If the mdp_* nodes are under an mdp sub-node, their corresponding
platform device does not automatically get its iommu assigned properly.

Fix this by moving the mdp component nodes up a level such that they are
siblings of mdp and all other SoC subsystems.  This also simplifies the
device tree.

Although it fixes iommu assignment issue, it also break compatibility
with old device tree. So, the patch in driver is needed to iterate over
sibling mdp device nodes, not child ones, to keep driver work properly.

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Minghsiu Tsai <minghsiu.tsai@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:31:53 -03:00
Philipp Zabel
f903ebf751 [media] coda: copy headers in front of every I-frame
That way we don't have to rely on userspace to inject the headers on IDR
requests, and there is always enough information to start decoding at an
I-frame.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:30:05 -03:00
Philipp Zabel
7e68c53387 [media] coda: implement forced key frames
Implement the V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME control to force IDR
frames. This is useful to implement VFU (Video Fast Update) on RTP
transmissions.
We already force an IDR frame at the beginning of each GOP to work
around a firmware bug on i.MX27, use the same mechanism to service IDR
requests from userspace.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:29:34 -03:00
Kevin Hilman
dde32d4134 [media] davinci: vpif_capture: cleanup raw camera support
The current driver has a handful of hard-coded assumptions based on its
primary use for capture of video signals.  Cleanup those assumptions,
and also query the subdev for format information and use that if
available.

Tested with 10-bit raw bayer input (SGRBG10) using the aptina,mt9v032
sensor, and also tested that composite video input still works from
ti,tvp514x decoder.  Both tests done on the da850-evm board with the
add-on UI board.

NOTE: Will need further testing for other sensors with different bus
formats.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:19:22 -03:00
Kevin Hilman
4a5f8ae50b [media] davinci: vpif_capture: get subdevs from DT when available
Enable  getting of subdevs from DT ports and endpoints.

The _get_pdata() function was larely inspired by (i.e. stolen from)
am437x-vpfe.c

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:17:12 -03:00
Kevin Hilman
6e3520f2e2 [media] davinci: vpif_capture: drop compliance hack
Capture driver silently overrides pixel format with a hack (according to
the comments) to pass v4l2 compliance tests.  This isn't needed for
normal functionality, and works for composite video and raw camera capture
without.

In addition, the hack assumes that it only supports raw capture with a
single format (SBGGR8) which isn't true.  VPIF can also capture 10- and
12-bit raw formats as well.  Forthcoming patches will enable VPIF
input with raw-camera support and has been tested with 10-bit format
from the aptina,mt9v032 sensor.

Any compliance failures should be fixed with a real fix.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 12:15:56 -03:00
Hugues Fruchet
ec62c9a54c [media] atmel-isi: code cleanup
Ensure that ISI is clocked before starting sensor sub device.
Remove un-needed type check in try_fmt().
Use clamp() macro for hardware capabilities.
Fix wrong tabulation to space.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 08:36:42 -03:00
Mauro Carvalho Chehab
42654ebad0 media fixes for v4.12-rc4
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Merge tag 'media/v4.12-2' into patchwork

media fixes for v4.12-rc4

* tag 'media/v4.12-2': (598 commits)
  [media] rc-core: race condition during ir_raw_event_register()
  [media] cec: drop MEDIA_CEC_DEBUG
  [media] cec: rename MEDIA_CEC_NOTIFIER to CEC_NOTIFIER
  [media] cec: select CEC_CORE instead of depend on it
  [media] rainshadow-cec: ensure exit_loop is intialized
  [media] atomisp: don't treat warnings as errors
  Linux 4.12-rc3
  x86/ftrace: Make sure that ftrace trampolines are not RWX
  x86/mm/ftrace: Do not bug in early boot on irqs_disabled in cpu_flush_range()
  selftests/ftrace: Add a testcase for many kprobe events
  kprobes/x86: Fix to set RWX bits correctly before releasing trampoline
  ftrace: Fix memory leak in ftrace_graph_release()
  ipv4: add reference counting to metrics
  net: ethernet: ax88796: don't call free_irq without request_irq first
  ip6_tunnel, ip6_gre: fix setting of DSCP on encapsulated packets
  sctp: fix ICMP processing if skb is non-linear
  net: llc: add lock_sock in llc_ui_bind to avoid a race condition
  PCI/msi: fix the pci_alloc_irq_vectors_affinity stub
  blk-mq: Only register debugfs attributes for blk-mq queues
  x86/timers: Move simple_udelay_calibration past init_hypervisor_platform
  ...

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-07 07:50:49 -03:00