| Age | Commit message (Collapse) | Author |
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code, causing incorrect ref count if
pm_runtime_put_noidle() is not called in error handling paths.
Thus call pm_runtime_put_noidle() if pm_runtime_get_sync() fails.
Fixes: c5086f130a77 ("[media] s5p-mfc: Use clock gating only on MFC v5 hardware")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code, causing incorrect ref count if
PM runtime put is not called in error handling paths.
Thus call pm_runtime_put_sync() if pm_runtime_get_sync() fails.
Fixes: 02afa816dbbf ("media: camss: Add basic runtime PM support")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code, causing incorrect ref count if
pm_runtime_put_noidle() is not called in error handling paths.
Thus call pm_runtime_put_noidle() if pm_runtime_get_sync() fails.
Fixes: 6eaafbdb668b ("[media] v4l: rcar-fcp: Keep the coding style consistent")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus call pm_runtime_put_noidle()
if pm_runtime_get_sync() fails.
Fixes: f7e7b48e6d79 ("[media] rockchip/rga: v4l2 m2m support")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus call pm_runtime_put_noidle()
if pm_runtime_get_sync() fails.
Fixes: 2a18fbec1dab ("media: rcar-vin: Move pm_runtime_{get,put} out of helpers")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus call pm_runtime_put_noidle()
if pm_runtime_get_sync() fails.
Fixes: 90dedce9bc54 ("media: rcar-vin: add function to manipulate Gen3 chsel value")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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When coda_firmware_request() returns an error code,
a pairing runtime PM usage counter decrement is needed
to keep the counter balanced.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.
Also, call pm_runtime_disable() when pm_runtime_get_sync() returns
an error code.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Reviewed-by: Sylwester Nawrocki <snawrocki@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Reviewed-by: Fabien Dessenne <fabien.dessenne@st.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Enable YDS bit if bus_width and data_shift is set to 8 in parallel mode
for MEDIA_BUS_FMT_UYVY8_2X8 format.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Add the SoC specific information for RZ/G2H (R8A774E1) SoC. Also add
the routing information between CSI2 and VIN (which is similar to
R-Car H3 except it lacks CSI41).
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Add the MIPI CSI-2 driver support for RZ/G2H (R8A774E1) SoC.
The CSI-2 module of RZ/G2H is similar to R-Car H3.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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In bttv_probe if some functions such as pci_enable_device,
pci_set_dma_mask and request_mem_region fails the allocated
memory for btv should be released.
Signed-off-by: Xiaolong Huang <butterflyhuangxx@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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With the support of generic PM callbacks, drivers no longer need to use
legacy .suspend() and .resume() in which they had to maintain PCI states
changes and device's power state themselves. The required operations are
done by PCI core.
Compile-tested only.
Signed-off-by: Vaibhav Gupta <vaibhavgupta40@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The rcar-vin driver also supports RZ/G{1,2} SoC's, update the description
to reflect this.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The rcar-csi2 driver also supports RZ/G2 SoC's, update the description
to reflect this.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The rcar-fcp driver is also used on Renesas RZ/G2 SoCs. Update the
Kconfig entry description to reflect this.
[hverkuil: incorporated Laurent's suggestions for subject and commit log]
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Use recently introduced common wrappers operating directly on the struct
sg_table objects and scatterlist page iterators to make the code a bit
more compact, robust, easier to follow and copy/paste safe.
No functional change, because the code already properly did all the
scatterlist related calls.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The Documentation/DMA-API-HOWTO.txt states that dma_map_sg returns the
numer of the created entries in the DMA address space. However the
subsequent calls to dma_sync_sg_for_{device,cpu} and dma_unmap_sg must be
called with the original number of entries passed to dma_map_sg. The
sg_table->nents in turn holds the result of the dma_map_sg call as stated
in include/linux/scatterlist.h. Adapt the code to obey those rules.
While touching this code, update it to use the modern DMA_FROM_DEVICE
definitions.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The suspend/resume functions have no callers depending on
configuration, so they must be marked __maybe_unused to
avoid these harmless warnings:
drivers/media/platform/marvell-ccic/mmp-driver.c:347:12: warning:
'mmpcam_resume' defined but not used [-Wunused-function]
347 | static int mmpcam_resume(struct device *dev)
| ^~~~~~~~~~~~~
drivers/media/platform/marvell-ccic/mmp-driver.c:338:12: warning:
'mmpcam_suspend' defined but not used [-Wunused-function]
338 | static int mmpcam_suspend(struct device *dev)
| ^~~~~~~~~~~~~~
Fixes: 55cd34524aa3 ("media: marvell-ccic: add support for runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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tc358743_cec_isr is misnammed, it is not the main isr.
So rename it to be consistent with its siblings,
tc358743_cec_handler.
It also does not check if its input parameter 'handled' is
is non NULL like its siblings, so add a check.
Fixes: a0ec8d1dc42e ("media: tc358743: add CEC support")
Signed-off-by: Tom Rix <trix@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Make the code a bit more robust by checking if the adapter has
been unregistered at the start of cec_transmit_msg_fh() and
cec_received_msg_ts(). If it is unregistered, then just return.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The kthread_config relies on the main kthread (message processing
loop) to be present, so stop kthread_config before kthread.
It's unlikely to be a problem (and I've never seen any issues), but
if nothing else it makes sense to stop the threads in this order.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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vi_pattern_strings is used only when CONFIG_VIDEO_TEGRA_TPG is
enabled and V4L2 control operations currently are used only in
TPG mode.
So when tegra-video is build for non TPG, warnings of unused
variable is reported for v4l2 control operation variable.
This patch fixes it.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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clang static analysis flags this error
tc358743.c:1468:9: warning: Branch condition evaluates
to a garbage value
return handled ? IRQ_HANDLED : IRQ_NONE;
^~~~~~~
handled should be initialized to false.
Fixes: d747b806abf4 ("[media] tc358743: add direct interrupt handling")
Signed-off-by: Tom Rix <trix@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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In list_add, the first variable is the new node and the second
is the list head. The function is called with a wrong order causing
NULL dereference:
[ 15.527030] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008
[ 15.542317] Mem abort info:
[ 15.545152] ESR = 0x96000044
[ 15.548248] EC = 0x25: DABT (current EL), IL = 32 bits
[ 15.553624] SET = 0, FnV = 0
[ 15.556715] EA = 0, S1PTW = 0
[ 15.559892] Data abort info:
[ 15.562799] ISV = 0, ISS = 0x00000044
[ 15.566678] CM = 0, WnR = 1
[ 15.569683] user pgtable: 4k pages, 48-bit VAs, pgdp=00000001373f0000
[ 15.576196] [0000000000000008] pgd=0000000000000000, p4d=0000000000000000
[ 15.583101] Internal error: Oops: 96000044 [#1] PREEMPT SMP
[ 15.588747] Modules linked in: mtk_mdp(+) cfg80211 v4l2_mem2mem videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_common vide
odev mt8173_rt5650 smsc95xx usbnet ecdh_generic ecc snd_soc_rt5645 mc mt8173_afe_pcm rfkill cros_ec_sensors snd_soc_mtk_common elan_i2c crct10dif_ce cros_ec_se
nsors_core snd_soc_rl6231 elants_i2c industrialio_triggered_buffer kfifo_buf mtk_vpu cros_ec_chardev cros_usbpd_charger cros_usbpd_logger sbs_battery display_c
onnector pwm_bl ip_tables x_tables ipv6
[ 15.634295] CPU: 0 PID: 188 Comm: systemd-udevd Not tainted 5.9.0-rc2+ #69
[ 15.641242] Hardware name: Google Elm (DT)
[ 15.645381] pstate: 20000005 (nzCv daif -PAN -UAO BTYPE=--)
[ 15.651022] pc : mtk_mdp_probe+0x134/0x3a8 [mtk_mdp]
[ 15.656041] lr : mtk_mdp_probe+0x128/0x3a8 [mtk_mdp]
[ 15.661055] sp : ffff80001255b910
[ 15.669548] x29: ffff80001255b910 x28: 0000000000000000
[ 15.679973] x27: ffff800009089bf8 x26: ffff0000fafde800
[ 15.690347] x25: ffff0000ff7d2768 x24: ffff800009089010
[ 15.700670] x23: ffff0000f01a7cd8 x22: ffff0000fafde810
[ 15.710940] x21: ffff0000f01a7c80 x20: ffff0000f0c3c180
[ 15.721148] x19: ffff0000ff7f1618 x18: 0000000000000010
[ 15.731289] x17: 0000000000000000 x16: 0000000000000000
[ 15.741375] x15: 0000000000aaaaaa x14: 0000000000000020
[ 15.751399] x13: 00000000ffffffff x12: 0000000000000020
[ 15.761363] x11: 0000000000000028 x10: 0101010101010101
[ 15.771279] x9 : 0000000000000004 x8 : 7f7f7f7f7f7f7f7f
[ 15.781148] x7 : 646bff6171606b2b x6 : 0000000000806d65
[ 15.790981] x5 : ffff0000ff7f8360 x4 : 0000000000000000
[ 15.800767] x3 : 0000000000000004 x2 : 0000000000000001
[ 15.810501] x1 : 0000000000000005 x0 : 0000000000000000
[ 15.820171] Call trace:
[ 15.826944] mtk_mdp_probe+0x134/0x3a8 [mtk_mdp]
[ 15.835908] platform_drv_probe+0x54/0xa8
[ 15.844247] really_probe+0xe4/0x3b0
[ 15.852104] driver_probe_device+0x58/0xb8
[ 15.860457] device_driver_attach+0x74/0x80
[ 15.868854] __driver_attach+0x58/0xe0
[ 15.876770] bus_for_each_dev+0x70/0xc0
[ 15.884726] driver_attach+0x24/0x30
[ 15.892374] bus_add_driver+0x14c/0x1f0
[ 15.900295] driver_register+0x64/0x120
[ 15.908168] __platform_driver_register+0x48/0x58
[ 15.916864] mtk_mdp_driver_init+0x20/0x1000 [mtk_mdp]
[ 15.925943] do_one_initcall+0x54/0x1b4
[ 15.933662] do_init_module+0x54/0x200
[ 15.941246] load_module+0x1cf8/0x22d0
[ 15.948798] __do_sys_finit_module+0xd8/0xf0
[ 15.956829] __arm64_sys_finit_module+0x20/0x30
[ 15.965082] el0_svc_common.constprop.0+0x6c/0x168
[ 15.973527] do_el0_svc+0x24/0x90
[ 15.980403] el0_sync_handler+0x90/0x198
[ 15.987867] el0_sync+0x158/0x180
[ 15.994653] Code: 9400014b 2a0003fc 35000920 f9400280 (f9000417)
[ 16.004299] ---[ end trace 76fee0203f9898e5 ]---
Fixes: 86698b9505bbc ("media: mtk-mdp: convert mtk_mdp_dev.comp array to list")
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The resizer calls the enum_mbus_code cb on the source pad of
the isp entity since they support the same formats.
The only difference is that the isp entity allows setting the
quantization and sets the flag V4L2_SUBDEV_MBUS_CODE_CSC_QUANTIZATION.
The resizer should therefore set the flags to 0.
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>
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source pad
The isp entity has hardware support to force full range quantization
for YUV formats. Use the subdev CSC API to allow userspace to set the
quantization for YUV formats on the isp entity.
- The flag V4L2_SUBDEV_MBUS_CODE_CSC_QUANTIZATION is set for
YUV formats during enumeration of the isp formats on the source pad.
- The full quantization is set on YUV formats if userspace asks it
on the isp entity using the flag V4L2_MBUS_FRAMEFMT_SET_CSC.
On the capture and the resizer, the quantization is read-only
and always set to the default quantization.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The CSC API (Colorspace conversion) allows userspace to try
to configure the colorspace, transfer function, Y'CbCr/HSV encoding
and the quantization for capture devices. This patch adds support
to the CSC API in vivid.
Using the CSC API, userspace is allowed to do the following:
- Set the colorspace.
- Set the xfer_func.
- Set the ycbcr_enc function for YUV formats.
- Set the hsv_enc function for HSV formats
- Set the quantization for YUV and RGB formats.
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>
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Factorize redundant checks into a single code block, remove unneeded
checks (a buffer in done_list is necessarily in the DONE or ERROR
state), and we end up with a much simpler version of this function.
Signed-off-by: Alexandre Courbot <gnurou@gmail.com>
Reviewed-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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If poll() is called on a m2m device with the EPOLLOUT event after the
last buffer of the CAPTURE queue is dequeued, any buffer available on
OUTPUT queue will never be signaled because v4l2_m2m_poll_for_data()
starts by checking whether dst_q->last_buffer_dequeued is set and
returns EPOLLIN in this case, without looking at the state of the OUTPUT
queue.
Fix this by not early returning so we keep checking the state of the
OUTPUT queue afterwards.
Signed-off-by: Alexandre Courbot <gnurou@gmail.com>
Reviewed-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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When platform_get_irq() fails, we should release
vfd and unregister pcdev->v4l2_dev just like the
subsequent error paths.
Fixes: d4e192cc44914 ("media: mx2_emmaprp: Check for platform_get_irq() error")
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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When calling debugfs functions, there is no need to ever check the
return value. The function can work or not, but the code logic should
never do something different based on this.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The driver requests IRQs to disable them immediately. This is
potentially racy, fix this by requesting the IRQs to come disabled
instead using the IRQ_NOAUTOEN flag of irq_set_status_flags().
Reported-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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v4l2-compliance expects the driver to adjust the time per frame if it is
invalid (numerator or denominator set to 0). Adjust it to the default
value in these cases.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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The time per frame was left initialized to 0/0, which make the driver
fail v4l2-compliance, and also leaves it potentially exposed to doing a
division by zero.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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v4l2-compliance requires ENUM_FRAMESIZES to support OUTPUT formats.
Reuse mtk_venc_find_format() to make sure both queues are considered
when serving an ENUM_FRAMESIZES.
[hverkuil: fixed some checkpatch alignment warnings]
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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vidioc_enum_framesizes() assumes that all encoders support H.264 and VP8,
which is not necessarily true and requires to duplicate information about
the supported codecs which is already stored in the platform data.
Fix this by referring to the platform data to find out whether a given
format is supported. Since the supported sizes are all the same
regardless of the format, we can then return a copy of a static value if
the format is supported.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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A default value of 0 means V4L2_FIELD_ANY, which is not correct.
Reported by v4l2-compliance.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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This control is required by v4l2-compliance for encoders. A value of 1
should be suitable for all scenarios.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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buffer on encoding"
This reverts commit 81735ecb62f882853a37a8c157407ec4aed44fd0.
The hardware needs data to follow the previous alignment, so this extra
space was not superfluous after all. Besides, this also made
v4l2-compliance's G_FMT and S_FMT tests regress.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Now that all the supporting blocks are present, enable encoder for
MT8183.
[acourbot: refactor, cleanup and split]
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Co-developed-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Different chips have different supported formats. Move the list of
supported formats to the platform data, and split the output and capture
formats into two lists to make it easier to find the default format for
each queue.
[hverkuil: fixed some checkpatch alignment warnings]
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Different chips have different supported bitrate ranges. Move the min
and max supported bitrates to the platform data.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Firmwares for encoders newer than MT8173 will include an ABI version
number in their initialization ack message. Add the capacity to manage
it and make initialization fail if the firmware ABI is of a version that
we don't support.
For MT8173, this ABI version field is reserved and thus undefined ; thus
ignore it on this chip. There should only be one firmware version available
for it anyway.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Support the new extended firmware used by MT8183's encoder.
[acourbot: refactor, cleanup and split]
[hverkuil: fixed some checkpatch alignment warnings]
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Co-developed-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Add support for communicating with the SCP firmware, which will be used
by MT8183.
[acourbot: refactor, cleanup and split]
[hverkuil: fixed some checkpatch alignment warnings]
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Co-developed-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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MT8183's codec firmware is run by a different remote processor from
MT8173. While the firmware interface is basically the same, the way to
invoke it differs. Abstract all firmware calls under a layer that will
allow us to handle both firmware types transparently.
[acourbot: refactor, cleanup and split]
[pihsun: fix error path and add mtk_vcodec_fw_release]
[hverkuil: fixed some checkpatch alignment warnings]
[hverkuil: fixed merge conflicts]
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Co-developed-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Pi-Hsun Shih <pihsun@chromium.org>
Reviewed-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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