Commit graph

5072 commits

Author SHA1 Message Date
Robert Foss 9d95baf9fc media: camss: Make ISPIF subdevice optional
This driver supports multiple architecture versions of the Qualcomm ISP.
The CAMSS architecure which this driver is name after, and with the
introduction of this series, the Titan architecture.

The ISPIF is an IP-block that is only present in the CAMSS generation of
the architecture. In order to support the Titan generation, make the
ISPIF an optional subdevice.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Andrey Konovalov <andrey.konovalov@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 12:19:49 +01:00
Robert Foss 96387cffeb media: camss: Add CAMSS_845 camss version
Add enum representing the SDM845 SOC, which incorporates version
170 of the Titan architecture ISP.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Andrey Konovalov <andrey.konovalov@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 12:16:00 +01:00
Robert Foss c3177cb018 media: camss: Replace trace_printk() with dev_dbg()
trace_printk() should not be used in production code,
since extra memory is used for special buffers whenever
trace_puts() is used.

Replace it with dev_dbg() which provides all of the desired
debugging functionality.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Suggested-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 12:15:29 +01:00
Robert Foss ad46e1a8d8 media: camss: Fix vfe_isr comment typo
Comment refers to ISPIF, but this is incorrect. Only
the VFE interrupts are handled by this function.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 12:14:52 +01:00
Robert Foss d8bdc3e456 media: camss: Fix vfe_isr_comp_done() documentation
Function name in comment is wrong, and was changed to be
the same as the actual function name.

The comment was changed to kerneldoc format.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Andrey Konovalov <andrey.konovalov@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 12:14:27 +01:00
Xiaofeng Cao aa966274d6 media: Correct 'so'
In Kconfig it should be 'to'
In c8sectpfe-core.c it should be 'do'

Signed-off-by: Xiaofeng Cao <cxfcosmos@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 11:52:09 +01:00
Mirela Rabulea 2db16c6ed7 media: imx-jpeg: Add V4L2 driver for i.MX8 JPEG Encoder/Decoder
V4L2 driver for the JPEG encoder/decoder from i.MX8QXP/i.MX8QM application
processors.
The multi-planar buffers API is used.

Baseline and extended sequential jpeg decoding is supported.
Progressive jpeg decoding is not supported by the IP.
Supports encode and decode of various formats:
     YUV444, YUV422, YUV420, RGB, ARGB, Gray
YUV420 is the only multi-planar format supported.
Minimum resolution is 64 x 64, maximum 8192 x 8192.
The alignment requirements for the resolution depend on the format,
multiple of 16 resolutions should work for all formats.

v4l2-compliance tests are passing, including the
streaming tests, "v4l2-compliance -s"

[hverkuil: fix kernel-doc typos]

Signed-off-by: Mirela Rabulea <mirela.rabulea@nxp.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:47:21 +01:00
Jia-Ju Bai f3d384e366 media: platform: sunxi: sun6i-csi: fix error return code of sun6i_video_start_streaming()
When sun6i_video_remote_subdev() returns NULL to subdev, no error return
code of sun6i_video_start_streaming() is assigned.
To fix this bug, ret is assigned with -EINVAL in this case.

Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Fixes: 5cc7522d89 ("media: sun6i: Add support for Allwinner CSI V3s")
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:20:35 +01:00
Jia-Ju Bai 95667791eb media: platform: xilinx: fix error return code of xvip_graph_init()
When the list of xdev->notifier.asd_list is empty, no error return code
of xvip_graph_init() is assigned.
To fix this bug, ret is assigned with -ENOENT as error return code.

Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Reviewed-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:19:45 +01:00
Laurent Pinchart 38e89e790f media: ti-vpe: cal: Implement media controller centric API
The CAL driver is video node centric, it controls the whole device
through the video device nodes. This limits the possible use cases as it
can't support sources that are more complex than a single subdev. To
support more complex hardware pipelines, implement support for the media
controller centric API. The exposed API can be selected through a module
parameter.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:19:30 +01:00
Tomi Valkeinen b83209176d media: ti-vpe: cal: fix subdev mbus_code enumeration
The cal_ctx_v4l2_init_formats() function does not handle error values
correctly when calling enum_mbus_code in subdevs, causing an infinite
loop if the subdev's enum_mbus_code returns some other error than EINVAL.

Fix the error handling.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:17:56 +01:00
Tomi Valkeinen f9426edd56 media: ti-vpe: cal: remove unneeded assignment
v4l2_fill_pix_format() already copies mbus_fmt.field, so no need to do
it again.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:16:59 +01:00
Yang Li da24442796 media: exynos4-is: add missing call to of_node_put()
In one of the error paths of the for_each_child_of_node() loop in
fimc_md_parse_one_endpoint, add missing call to of_node_put().

Fix the following coccicheck warning:
./drivers/media/platform/exynos4-is/media-dev.c:489:1-23: WARNING:
Function "for_each_child_of_node" should have of_node_put() before
return around line 492.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 10:14:40 +01:00
Stanimir Varbanov 18a6262b05 media: venus: core: Parse firmware-name DT property
On production devices the firmware could be located on different
places, this path could be provided by special firmware-name DT
property.

Here we check for existence of such DT property and if it exist
take the firmware path from there. Otherwise, if the property
is missing we fallback to the predefined path from driver resource
structure.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:38:46 +01:00
Stephen Boyd f765f45f29 media: venus: Include io.h for memremap()
This file uses memremap() now, so we should include io.h instead of
relying on any sort of implicit include elsewhere.

Cc: Dikshita Agarwal <dikshita@codeaurora.org>
Fixes: 0ca0ca9805 ("media: venus: core: add support to dump FW region")
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Fritz Koenig <frkoenig@chromium.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:38:24 +01:00
Bryan O'Donoghue 08b1cf474b media: venus: core, venc, vdec: Fix probe dependency error
Commit aaaa93eda6 ("media] media: venus: venc: add video encoder files")
is the last in a series of three commits to add core.c vdec.c and venc.c
adding core, encoder and decoder.

The encoder and decoder check for core drvdata as set and return -EPROBE_DEFER
if it has not been set, however both the encoder and decoder rely on
core.v4l2_dev as valid.

core.v4l2_dev will not be valid until v4l2_device_register() has completed
in core.c's probe().

Normally this is never seen however, Dmitry reported the following
backtrace when compiling drivers and firmware directly into a kernel image.

[    5.259968] Hardware name: Qualcomm Technologies, Inc. Robotics RB5 (DT)
[    5.269850] sd 0:0:0:3: [sdd] Optimal transfer size 524288 bytes
[    5.275505] Workqueue: events deferred_probe_work_func
[    5.275513] pstate: 60400005 (nZCv daif +PAN -UAO -TCO BTYPE=--)
[    5.441211] usb 2-1: new SuperSpeedPlus Gen 2 USB device number 2 using xhci-hcd
[    5.442486] pc : refcount_warn_saturate+0x140/0x148
[    5.493756] hub 2-1:1.0: USB hub found
[    5.496266] lr : refcount_warn_saturate+0x140/0x148
[    5.500982] hub 2-1:1.0: 4 ports detected
[    5.503440] sp : ffff80001067b730
[    5.503442] x29: ffff80001067b730
[    5.592660] usb 1-1: new high-speed USB device number 2 using xhci-hcd
[    5.598478] x28: ffff6c6bc1c379b8
[    5.598480] x27: ffffa5c673852960 x26: ffffa5c673852000
[    5.598484] x25: ffff6c6bc1c37800 x24: 0000000000000001
[    5.810652] x23: 0000000000000000 x22: ffffa5c673bc7118
[    5.813777] hub 1-1:1.0: USB hub found
[    5.816108] x21: ffffa5c674440000 x20: 0000000000000001
[    5.820846] hub 1-1:1.0: 4 ports detected
[    5.825415] x19: ffffa5c6744f4000 x18: ffffffffffffffff
[    5.825418] x17: 0000000000000000 x16: 0000000000000000
[    5.825421] x15: 00000a4810c193ba x14: 0000000000000000
[    5.825424] x13: 00000000000002b8 x12: 000000000000f20a
[    5.825427] x11: 000000000000f20a x10: 0000000000000038
[    5.845447] usb 2-1.1: new SuperSpeed Gen 1 USB device number 3 using xhci-hcd
[    5.845904]
[    5.845905] x9 : 0000000000000000 x8 : ffff6c6d36fae780
[    5.871208] x7 : ffff6c6d36faf240 x6 : 0000000000000000
[    5.876664] x5 : 0000000000000004 x4 : 0000000000000085
[    5.882121] x3 : 0000000000000119 x2 : ffffa5c6741ef478
[    5.887578] x1 : 3acbb3926faf5f00 x0 : 0000000000000000
[    5.893036] Call trace:
[    5.895551]  refcount_warn_saturate+0x140/0x148
[    5.900202]  __video_register_device+0x64c/0xd10
[    5.904944]  venc_probe+0xc4/0x148
[    5.908444]  platform_probe+0x68/0xe0
[    5.912210]  really_probe+0x118/0x3e0
[    5.915977]  driver_probe_device+0x5c/0xc0
[    5.920187]  __device_attach_driver+0x98/0xb8
[    5.924661]  bus_for_each_drv+0x68/0xd0
[    5.928604]  __device_attach+0xec/0x148
[    5.932547]  device_initial_probe+0x14/0x20
[    5.936845]  bus_probe_device+0x9c/0xa8
[    5.940788]  device_add+0x3e8/0x7c8
[    5.944376]  of_device_add+0x4c/0x60
[    5.948056]  of_platform_device_create_pdata+0xbc/0x140
[    5.953425]  of_platform_bus_create+0x17c/0x3c0
[    5.958078]  of_platform_populate+0x80/0x110
[    5.962463]  venus_probe+0x2ec/0x4d8
[    5.966143]  platform_probe+0x68/0xe0
[    5.969907]  really_probe+0x118/0x3e0
[    5.973674]  driver_probe_device+0x5c/0xc0
[    5.977882]  __device_attach_driver+0x98/0xb8
[    5.982356]  bus_for_each_drv+0x68/0xd0
[    5.986298]  __device_attach+0xec/0x148
[    5.990242]  device_initial_probe+0x14/0x20
[    5.994539]  bus_probe_device+0x9c/0xa8
[    5.998481]  deferred_probe_work_func+0x74/0xb0
[    6.003132]  process_one_work+0x1e8/0x360
[    6.007254]  worker_thread+0x208/0x478
[    6.011106]  kthread+0x150/0x158
[    6.014431]  ret_from_fork+0x10/0x30
[    6.018111] ---[ end trace f074246b1ecdb466 ]---

This patch fixes by

- Only setting drvdata after v4l2_device_register() completes
- Moving v4l2_device_register() so that suspend/reume in core::probe()
  stays as-is
- Changes pm_ops->core_function() to take struct venus_core not struct
  device
- Minimal rework of v4l2_device_*register in probe/remove

Reported-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:37:02 +01:00
Christophe JAILLET 5a465c5391 media: venus: core: Fix some resource leaks in the error path of 'venus_probe()'
If an error occurs after a successful 'of_icc_get()' call, it must be
undone.

Use 'devm_of_icc_get()' instead of 'of_icc_get()' to avoid the leak.
Update the remove function accordingly and axe the now unneeded
'icc_put()' calls.

Fixes: 32f0a6ddc8 ("media: venus: Use on-chip interconnect API")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:26:34 +01:00
Stanimir Varbanov 08c0679762 media: venus: venc: Add support for AUD NALU control
Add support for Access Unit Delimiter control into encoder.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:25:44 +01:00
Stanimir Varbanov c3042bff91 media: s5p-mfc: Use display delay and display enable std controls
Use the standard display_delay and display_delay_enable controls,
the legacy private MFC controls are kept for backward compatibility.

Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:09:03 +01:00
Stanimir Varbanov 8ec0b7b0b5 media: venus: vdec: Add support for display delay and delay enable controls
Add support for display delay and display delay enable std controls.
With this we implement decoder decode output order (decode vs display).
Once firmware implement few new features the controls will be used
for other use-cases.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-22 09:08:42 +01:00
Jae Hyun Yoo 3536169f85 media: aspeed: fix clock handling logic
Video engine uses eclk and vclk for its clock sources and its reset
control is coupled with eclk so the current clock enabling sequence works
like below.

 Enable eclk
 De-assert Video Engine reset
 10ms delay
 Enable vclk

It introduces improper reset on the Video Engine hardware and eventually
the hardware generates unexpected DMA memory transfers that can corrupt
memory region in random and sporadic patterns. This issue is observed
very rarely on some specific AST2500 SoCs but it causes a critical
kernel panic with making a various shape of signature so it's extremely
hard to debug. Moreover, the issue is observed even when the video
engine is not actively used because udevd turns on the video engine
hardware for a short time to make a query in every boot.

To fix this issue, this commit changes the clock handling logic to make
the reset de-assertion triggered after enabling both eclk and vclk. Also,
it adds clk_unprepare call for a case when probe fails.

clk: ast2600: fix reset settings for eclk and vclk
Video engine reset setting should be coupled with eclk to match it
with the setting for previous Aspeed SoCs which is defined in
clk-aspeed.c since all Aspeed SoCs are sharing a single video engine
driver. Also, reset bit 6 is defined as 'Video Engine' reset in
datasheet so it should be de-asserted when eclk is enabled. This
commit fixes the setting.

Fixes: d2b4387f3b ("media: platform: Add Aspeed Video Engine driver")
Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Eddie James <eajames@linux.ibm.com>
Fixes: d3d04f6c33 ("clk: Add support for AST2600 SoC")
Reviewed-by: Joel Stanley <joel@jms.id.au>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:45 +01:00
Dafna Hirschfeld cbe8373ca7 media: rkisp1: rsz: crash fix when setting src format
When setting the source media bus code in the resizer,
we first check that the current media bus code in the
source is yuv encoded format. This is done by
retrieving the data from the formats list of the isp
entity. This cause a crash when the media bus code on the
source is YUYV8_1_5X8 which is not supported by the isp
entity. Instead we should test the sink format of the resizer
which is guaranteed to be supported by the isp entity.

Fixes: 251b6eebb6 ("media: staging: rkisp1: rsz: Add support to more YUV encoded mbus codes on src pad")
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Tested-by: Sebastian Fricke <sebastian.fricke.linux@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:45 +01:00
Hans Verkuil a4184b4f99 media: fix incorrect kernel doc usages
This patch fixes the following trivial warnings w.r.t. kernel-doc usage:

drivers/media/common/videobuf2/frame_vector.c:38: warning: Excess function parameter 'gup_flags' description in 'get_vaddr_frames'
drivers/media/dvb-core/dvb_ca_en50221.c:193: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1014: warning: expecting prototype for Wake up the DVB CA thread(). Prototype was for
dvb_ca_en50221_thread_wakeup() instead
drivers/media/dvb-core/dvb_ca_en50221.c:1023: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1081: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1112: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1327: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1411: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1426: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1582: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1693: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1743: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1772: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1830: warning: wrong kernel-doc identifier on line:
drivers/media/dvb-core/dvb_ca_en50221.c:1922: warning: wrong kernel-doc identifier on line:
drivers/media/rc/img-ir/img-ir-hw.c:628: warning: expecting prototype for img_ir_decoder_compatable(). Prototype was for
img_ir_decoder_compatible() instead
drivers/media/v4l2-core/v4l2-jpeg.c:461: warning: expecting prototype for jpeg_parse_header(). Prototype was for v4l2_jpeg_parse_header()
instead
drivers/media/platform/vsp1/vsp1_dl.c:166: warning: expecting prototype for struct vsp1_cmd_pool. Prototype was for struct vsp1_dl_cmd_pool
instead
drivers/media/platform/mtk-vpu/mtk_vpu.c:28: warning: expecting prototype for is a tiny processor controlling video hardware(). Prototype
was for INIT_TIMEOUT_MS() instead
drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c:73: warning: expecting prototype for struct vp9_fb_info. Prototype was for struct
vp9_ref_buf instead
drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c:85: warning: expecting prototype for struct vp9_fb_info. Prototype was for struct
vp9_sf_ref_fb instead
drivers/media/tuners/mt2063.c:1404: warning: expecting prototype for fLO_FractionalTerm(). Prototype was for MT2063_fLO_FractionalTerm() instead
drivers/media/tuners/mt2063.c:1465: warning: expecting prototype for CalcLO2Mult(). Prototype was for MT2063_CalcLO2Mult() instead
drivers/media/usb/pwc/pwc-dec23.c:640: warning: wrong kernel-doc identifier on line:
drivers/media/platform/exynos4-is/media-dev.c:820: warning: expecting prototype for __fimc_md_create_fimc_links(). Prototype was for
__fimc_md_create_fimc_sink_links() instead
drivers/media/i2c/s5k6aa.c:426: warning: expecting prototype for s5k6aa_configure_pixel_clock(). Prototype was for
s5k6aa_configure_pixel_clocks() instead
drivers/media/i2c/imx274.c:700: warning: wrong kernel-doc identifier on line:
drivers/media/i2c/imx274.c:735: warning: wrong kernel-doc identifier on line:
drivers/media/i2c/imx274.c:983: warning: wrong kernel-doc identifier on line:

Most are missing or mistyped function names.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:44 +01:00
Jiapeng Chong 6e47269cb3 media: ti-vpe: Simplify bool comparison
Fix the following coccicheck warning:

./drivers/media/platform/ti-vpe/vpdma.c:946:5-26: WARNING: Comparison to
bool.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:44 +01:00
Dafna Hirschfeld 18a4ca76ad media: rkisp1: params: remove extra 'if' conditions
There is a repeating code pattern:

if (a || b) {
	if (a)
		...
	if (b)
		...
}

In this pattern, the first 'if' is redundant.
The code can be replaced with:

if (a)
	...
if (b)
	...

Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:43 +01:00
Arnd Bergmann 4fade8329a media: mtk: fix mtk-smi dependency
The mtk-smi driver can now be built as a loadable module, but
this leads to a build time regression when the drivers that
depend on it are built-in:

aarch64-linux-ld: drivers/media/platform/mtk-mdp/mtk_mdp_comp.o: in function `mtk_mdp_comp_clock_on':
mtk_mdp_comp.c:(.text.mtk_mdp_comp_clock_on+0x54): undefined reference to `mtk_smi_larb_get'
aarch64-linux-ld: drivers/media/platform/mtk-mdp/mtk_mdp_comp.o: in function `mtk_mdp_comp_clock_off':
mtk_mdp_comp.c:(.text.mtk_mdp_comp_clock_off+0x12c): undefined reference to `mtk_smi_larb_put'

Add a dependency on the interface, but keep allowing
compile-testing without that driver, as it was originally
intended.

Fixes: 50fc8d9232 ("memory: mtk-smi: Allow building as module")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:43 +01:00
Vladimir Lypak 2f90857781 media: qcom: camss: Fix overflows in clock rate calculations
Because of u32 type being used to store pixel clock rate, expression used
to calculate pipeline clocks (pixel_clock * bpp) produces wrong value due
to integer overflow. This patch changes data type used to store, pass and
retrieve pixel_clock from u32 to u64 to make this mistake less likely to
be repeated in the future.

Signed-off-by: Vladimir Lypak <junak.pub@gmail.com>
Acked-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Andrey Konovalov <andrey.konovalov@linaro.org>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:43 +01:00
Andrey Konovalov 78c2cc28df media: camss: use v4l2_get_link_freq() to calculate the relevant clocks
There are places in the camss driver where camss_get_pixel_clock() is
called to get the pixel rate (using V4L2_CID_PIXEL_RATE control) and to
calculate the link frequency from it. There is a case when this would
not work: when V4L2_CID_PIXEL_RATE gets the rate at which the pixels are
read (sampled) from the sensor's pixel array, and this rate is different
from the pixel transmission rate over the CSI link, the link frequency
value can't be calculated from the pixel rate. One needs to use
V4L2_CID_LINK_FREQ to get the link frequency in this case.

Replace such calls to camss_get_pixel_clock() with calls to a wrapper
around v4l2_get_link_freq(). v4l2_get_link_freq() tries V4L2_CID_LINK_FREQ
first, and if it is not implemented by the camera sensor driver, falls
back to V4L2_CID_PIXEL_RATE to calculate the link frequency value from.

Calls to camss_get_pixel_clock() from vfe_[check,set]_clock_rates()
are left intact as it looks like this VFE clock does depend on the
rate the pixel samples comes out of the camera sensor, not on the
frequency at which the link between the sensor and the CSI receiver
operates.

Signed-off-by: Andrey Konovalov <andrey.konovalov@linaro.org>
Acked-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:43 +01:00
Julia Lawall 18490a1ad8 media: use getter/setter functions
Use getter and setter functions, for a variety of data types.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:42 +01:00
Colin Ian King 0c8be47d4a media: platform: sti: make a const arrays static, makes object smaller
Don't populate the const arrays on the stack but instead it
static. Makes the object code smaller by 8 bytes:

Before:
   text	   data	    bss	    dec	    hex	filename
  12504	   4568	      0	  17072	   42b0	media/platform/sti/hva/hva-h264.o

After:
   text	   data	    bss	    dec	    hex	filename
  12272	   4792	      0	  17064	   42a8	media/platform/sti/hva/hva-h264.o

(gcc version 10.2.0)

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-03-11 11:59:42 +01:00
Linus Torvalds e913a8cdc2 Fixes around VM_FPNMAP and follow_pfn
- replace mm/frame_vector.c by get_user_pages in misc/habana and
   drm/exynos drivers, then move that into media as it's sole user
 - close race in generic_access_phys
 - s390 pci ioctl fix of this series landed in 5.11 already
 - properly revoke iomem mappings (/dev/mem, pci files)
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Merge tag 'topic/iomem-mmap-vs-gup-2021-02-22' of git://anongit.freedesktop.org/drm/drm

Pull follow_pfn() updates from Daniel Vetter:
 "Fixes around VM_FPNMAP and follow_pfn:

   - replace mm/frame_vector.c by get_user_pages in misc/habana and
     drm/exynos drivers, then move that into media as it's sole user

   - close race in generic_access_phys

   - s390 pci ioctl fix of this series landed in 5.11 already

   - properly revoke iomem mappings (/dev/mem, pci files)"

* tag 'topic/iomem-mmap-vs-gup-2021-02-22' of git://anongit.freedesktop.org/drm/drm:
  PCI: Revoke mappings like devmem
  PCI: Also set up legacy files only after sysfs init
  sysfs: Support zapping of binary attr mmaps
  resource: Move devmem revoke code to resource framework
  /dev/mem: Only set filp->f_mapping
  PCI: Obey iomem restrictions for procfs mmap
  mm: Close race in generic_access_phys
  media: videobuf2: Move frame_vector into media subsystem
  mm/frame-vector: Use FOLL_LONGTERM
  misc/habana: Use FOLL_LONGTERM for userptr
  misc/habana: Stop using frame_vector helpers
  drm/exynos: Use FOLL_LONGTERM for g2d cmdlists
  drm/exynos: Stop using frame_vector helpers
2021-02-22 17:45:02 -08:00
Linus Torvalds a99163e9e7 Devicetree updates for v5.12:
- Sync dtc to upstream version v1.6.0-51-g183df9e9c2b9 and build
   host fdtoverlay
 
 - Add kbuild support to build DT overlays (%.dtbo)
 
 - Drop NULLifying match table in of_match_device(). In preparation for
   this, there are several driver cleanups to use
   (of_)?device_get_match_data().
 
 - Drop pointless wrappers from DT struct device API
 
 - Convert USB binding schemas to use graph schema and remove old plain
   text graph binding doc
 
 - Convert spi-nor and v3d GPU bindings to DT schema
 
 - Tree wide schema fixes for if/then schemas, array size constraints,
   and undocumented compatible strings in examples
 
 - Handle 'no-map' correctly for already reserved memblock regions
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Merge tag 'devicetree-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:

 - Sync dtc to upstream version v1.6.0-51-g183df9e9c2b9 and build host
   fdtoverlay

 - Add kbuild support to build DT overlays (%.dtbo)

 - Drop NULLifying match table in of_match_device().

   In preparation for this, there are several driver cleanups to use
   (of_)?device_get_match_data().

 - Drop pointless wrappers from DT struct device API

 - Convert USB binding schemas to use graph schema and remove old plain
   text graph binding doc

 - Convert spi-nor and v3d GPU bindings to DT schema

 - Tree wide schema fixes for if/then schemas, array size constraints,
   and undocumented compatible strings in examples

 - Handle 'no-map' correctly for already reserved memblock regions

* tag 'devicetree-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (35 commits)
  driver core: platform: Drop of_device_node_put() wrapper
  of: Remove of_dev_{get,put}()
  dt-bindings: usb: Change descibe to describe in usbmisc-imx.txt
  dt-bindings: can: rcar_canfd: Group tuples in pin control properties
  dt-bindings: power: renesas,apmu: Group tuples in cpus properties
  dt-bindings: mtd: spi-nor: Convert to DT schema format
  dt-bindings: Use portable sort for version cmp
  dt-bindings: ethernet-controller: fix fixed-link specification
  dt-bindings: irqchip: Add node name to PRUSS INTC
  dt-bindings: interconnect: Fix the expected number of cells
  dt-bindings: Fix errors in 'if' schemas
  dt-bindings: iommu: renesas,ipmmu-vmsa: Make 'power-domains' conditionally required
  dt-bindings: Fix undocumented compatible strings in examples
  kbuild: Add support to build overlays (%.dtbo)
  scripts: dtc: Remove the unused fdtdump.c file
  scripts: dtc: Build fdtoverlay tool
  scripts/dtc: Update to upstream version v1.6.0-51-g183df9e9c2b9
  scripts: dtc: Fetch fdtoverlay.c from external DTC project
  dt-bindings: thermal: sun8i: Fix misplaced schema keyword in compatible strings
  dt-bindings: iio: dac: Fix AD5686 references
  ...
2021-02-22 10:05:12 -08:00
Linus Torvalds de16175788 media updates for v5.12-rc1
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Merge tag 'media/v5.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - some core fixes in VB2 mem2mem support

 - some improvements and cleanups in V4L2 async kAPI

 - newer controls in V4L2 API for H-264 and HEVC codecs

 - allegro-dvt driver was promoted from staging

 - new i2c sendor drivers: imx334, ov5648, ov8865

 - new automobile camera module: rdacm21

 - ipu3 cio2 driver started gained support for some ACPI BIOSes

 - new ATSC frontend: MaxLinear mxl692 VSB tuner/demod

 - the SMIA/CCS driver gained more support for CSS standard

 - several driver fixes, updates and improvements

* tag 'media/v5.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (362 commits)
  media: v4l: async: Fix kerneldoc documentation for async functions
  media: i2c: max9271: Add MODULE_* macros
  media: i2c: Kconfig: Make MAX9271 a module
  media: imx334: 'ret' is uninitialized, should have been PTR_ERR()
  media: i2c: Add imx334 camera sensor driver
  media: dt-bindings: media: Add bindings for imx334
  media: ov8856: Configure sensor for GRBG Bayer for all modes
  media: i2c: imx219: Implement V4L2_CID_LINK_FREQ control
  media: ov5675: fix vflip/hflip control
  media: ipu3-cio2: Build bridge only if ACPI is enabled
  media: Remove the legacy v4l2-clk API
  media: ov6650: Use the generic clock framework
  media: mt9m111: Use the generic clock framework
  media: ov9640: Use the generic clock framework
  media: pxa_camera: Drop the v4l2-clk clock register
  media: mach-pxa: Register the camera sensor fixed-rate clock
  media: i2c: imx258: get clock from device properties and enable it via runtime PM
  media: i2c: imx258: simplify getting state container
  media: i2c: imx258: add support for binding via device tree
  media: dt-bindings: media: imx258: add bindings for IMX258 sensor
  ...
2021-02-21 14:10:36 -08:00
Ezequiel Garcia 832e6609f7 media: pxa_camera: Drop the v4l2-clk clock register
Now that mach-based PXA platforms are registering proper
fixed-rate clocks through the CCF, the v4l2-clk clock
is no longer required.

Drop this clock, so the driver no longer depends on the
legacy v4l2-clk API.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Acked-by: Petr Cvek <petrcvekcz@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 09:37:37 +01:00
Lubomir Rintel 655ae29da7 media: marvell-ccic: power up the device on mclk enable
Writing to REG_CLKCTRL with the power off causes a hang. Enable the
device first.

Cc: stable@vger.kernel.org # 5.10+
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 09:31:03 +01:00
Laurent Pinchart b01edcbd40 media: v4l2-async: Improve v4l2_async_notifier_add_*_subdev() API
The functions that add an async subdev to an async subdev notifier take
as an argument the size of the container structure they need to
allocate. This is error prone, as passing an invalid size will not be
caught by the compiler. Wrap those functions in macros that take a
container type instead of a size, and cast the returned pointer to the
desired type. The compiler will catch mistakes if the incorrect type is
passed to the macro, as the assignment types won't match.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> (core+ti-cal)
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 09:18:53 +01:00
Ezequiel Garcia be5ec392bb media: davinci: vpif_display: Remove unused v4l2-async code
There are no users for vpif_display_config.asd_sizes
and vpif_display_config.asd members, which means the v4l2-async
subdevices aren't being defined anywhere.

Remove the v4l2-async, leaving only the synchronous setup.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:46:25 +01:00
Ezequiel Garcia c89502c84b media: pxa-camera: Use v4l2_async_notifier_add_*_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_fwnode_remote_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev.

Use the appropriate helper: v4l2_async_notifier_add_i2c_subdev
or v4l2_async_notifier_add_fwnode_remote_subdev, which handles
the needed setup, instead of open-coding it.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:45:49 +01:00
Ezequiel Garcia 5fd934d702 media: renesas-ceu: Use v4l2_async_notifier_add_*_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_i2c_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev,
removing some boilerplate code while at it.

Use the appropriate helper: v4l2_async_notifier_add_i2c_subdev
or v4l2_async_notifier_add_fwnode_remote_subdev, which handles
the needed setup, instead of open-coding it.

Using v4l2-async to allocate the driver-specific structs,
requires to change struct ceu_subdev so the embedded
struct v4l2_async_subdev is now the first element.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:44:29 +01:00
Ezequiel Garcia 50fe0de0fe media: marvell-ccic: Use v4l2_async_notifier_add_*_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_fwnode_remote_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev,
removing some boilerplate code while at it.

Use the appropriate helper: v4l2_async_notifier_add_i2c_subdev
or v4l2_async_notifier_add_fwnode_remote_subdev, which handles
the needed setup, instead of open-coding it.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:44:00 +01:00
Ezequiel Garcia 88367b1522 media: cadence: Use v4l2_async_notifier_add_fwnode_remote_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_fwnode_remote_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev,
removing some boilerplate code while at it.

Use the appropriate helper v4l2_async_notifier_add_fwnode_remote_subdev,
which handles the needed setup, instead of open-coding it.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:43:20 +01:00
Ezequiel Garcia 3a2822bfe4 media: exynos4-is: Use v4l2_async_notifier_add_fwnode_remote_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_fwnode_remote_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev,
removing some boilerplate code while at it.

Use the appropriate helper v4l2_async_notifier_add_fwnode_remote_subdev,
which handles the needed setup, instead of open-coding it.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:42:14 +01:00
Ezequiel Garcia 49cff8db6c media: stm32: Use v4l2_async_notifier_add_fwnode_remote_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_fwnode_remote_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev,
removing some boilerplate code while at it.

Use the appropriate helper v4l2_async_notifier_add_fwnode_remote_subdev,
which handles the needed setup, instead of open-coding it.

This results in removal of the now unneeded driver-specific state
struct dcmi_graph_entity, keeping track of just the source
subdevice.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:41:35 +01:00
Ezequiel Garcia d6701f13bd media: atmel: Use v4l2_async_notifier_add_fwnode_remote_subdev
The use of v4l2_async_notifier_add_subdev will be discouraged.
Drivers are instead encouraged to use a helper such as
v4l2_async_notifier_add_fwnode_remote_subdev.

This fixes a misuse of the API, as v4l2_async_notifier_add_subdev
should get a kmalloc'ed struct v4l2_async_subdev,
removing some boilerplate code while at it.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:41:06 +01:00
Ezequiel Garcia c1cf3d896d media: v4l2-async: Clean v4l2_async_notifier_add_fwnode_remote_subdev
Change v4l2_async_notifier_add_fwnode_remote_subdev semantics
so it allocates the struct v4l2_async_subdev pointer.

This makes the API consistent: the v4l2-async subdevice addition
functions have now a unified usage model. This model is simpler,
as it makes v4l2-async responsible for the allocation and release
of the subdevice descriptor, and no longer something the driver
has to worry about.

On the user side, the change makes the API simpler for the drivers
to use and less error-prone.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-02-06 08:40:36 +01:00
Mauro Carvalho Chehab 0b9112a588 Linux 5.11-rc6
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Merge tag 'v5.11-rc6' into patchwork

Linux 5.11-rc6

* tag 'v5.11-rc6': (1466 commits)
  Linux 5.11-rc6
  leds: rt8515: Add Richtek RT8515 LED driver
  dt-bindings: leds: Add DT binding for Richtek RT8515
  leds: trigger: fix potential deadlock with libata
  leds: leds-ariel: convert comma to semicolon
  leds: leds-lm3533: convert comma to semicolon
  dt-bindings: Cleanup standard unit properties
  soc: litex: Properly depend on HAS_IOMEM
  tty: avoid using vfs_iocb_iter_write() for redirected console writes
  null_blk: cleanup zoned mode initialization
  cifs: fix dfs domain referrals
  drm/nouveau/kms/gk104-gp1xx: Fix > 64x64 cursors
  drm/nouveau/kms/nv50-: Report max cursor size to userspace
  drivers/nouveau/kms/nv50-: Reject format modifiers for cursor planes
  drm/nouveau/svm: fail NOUVEAU_SVM_INIT ioctl on unsupported devices
  drm/nouveau/dispnv50: Restore pushing of all data.
  io_uring: reinforce cancel on flush during exit
  cifs: returning mount parm processing errors correctly
  rxrpc: Fix memory leak in rxrpc_lookup_local
  mlxsw: spectrum_span: Do not overwrite policer configuration
  ...
2021-02-01 10:03:45 +01:00
Heiko Stuebner ef357e02b6 media: rockchip: rkisp1: extend uapi array sizes
Later variants of the rkisp1 block use more entries in some arrays:

RKISP1_CIF_ISP_AE_MEAN_MAX                 25 -> 81
RKISP1_CIF_ISP_HIST_BIN_N_MAX              16 -> 32
RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES       17 -> 34
RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE 25 -> 81

and we can still extend the uapi during the 5.11-rc cycle, so do that
now to be on the safe side.

V10 and V11 only need the smaller sizes, while V12 and V13 needed
the larger sizes.

When adding the bigger sizes make sure, values filled from hardware
values and transmitted to userspace don't leak kernel data by zeroing
them beforehand.

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Reviewed-by: Ezequiel Garcia <ezequiel@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-01-28 11:31:43 +01:00
Heiko Stuebner fc672d806b media: rockchip: rkisp1: carry ip version information
The IP block evolved from its rk3288/rk3399 base and the vendor
designates them with a numerical version. rk3399 for example
is designated V10 probably meaning V1.0.

There doesn't seem to be an actual version register we could read that
information from, so allow the match_data to carry that information
for future differentiation.

Also carry that information in the hw_revision field of the media-
controller API, so that userspace also has access to that.

The added versions are:
- V10: at least rk3288 + rk3399
- V11: seemingly unused as of now, but probably appeared in some soc
- V12: at least rk3326 + px30
- V13: at least rk1808

[fix checkpatch warning don't use multiple blank lines]

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Reviewed-by: Ezequiel Garcia <ezequiel@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-01-28 11:31:08 +01:00
Heiko Stuebner 66d81de7ea media: rockchip: rkisp1: reduce number of histogram grid elements in uapi
The uapi right now specifies an array size of 28 but the actual number
of elements is only 25 with the last 3 being unused.

Reduce the array size to the correct number of elements and change
the params code to iterate the array 25 times.

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-01-28 11:30:39 +01:00
Dafna Hirschfeld a802a0430b media: rkisp1: stats: mask the hist_bins values
hist_bins is an array of type __u32. Each entry represents
a 20 bit value. So mask out the unused bits.

Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-01-28 11:30:04 +01:00