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media: platform: amd: isp4 video node and buffers handling added

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Isp video implements v4l2 video interface and supports NV12 and YUYV. It
manages buffers, pipeline power and state. Cherry-picked Sultan's DMA
buffer related fix from branch v6.16-drm-tip-isp4-for-amd on
https://github.com/kerneltoast/kernel_x86_laptop.git

Co-developed-by: Sultan Alsawaf <sultan@kerneltoast.com>
Signed-off-by: Sultan Alsawaf <sultan@kerneltoast.com>
Co-developed-by: Svetoslav Stoilov <Svetoslav.Stoilov@amd.com>
Signed-off-by: Svetoslav Stoilov <Svetoslav.Stoilov@amd.com>
Signed-off-by: Bin Du <Bin.Du@amd.com>
Reviewed-by: Sultan Alsawaf <sultan@kerneltoast.com>
Tested-by: Alexey Zagorodnikov <xglooom@gmail.com>
Tested-by: Kate Hsuan <hpa@redhat.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
This commit is contained in:
Bin Du 2026-05-06 17:32:47 +08:00 • committed by Sakari Ailus
commit 2ccf48af22
7 changed files with 881 additions and 4 deletions
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