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media: platform: amd: isp4 subdev and firmware loading handling added

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Isp4 sub-device is implementing v4l2 sub-device interface. It has one
capture video node, and supports only preview stream. It manages firmware
states, stream configuration. Add interrupt handling and notification for
isp firmware to isp-subdevice.

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 17:32:46 +08:00 • committed by Sakari Ailus
commit 4e5e7a7ddb
6 changed files with 1259 additions and 6 deletions
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