[PATCH v1 0/7] bug fixes

From: Jackson.lee

Date: Thu Jun 25 2026 - 21:23:09 EST


From: Jackson Lee <jackson.lee@xxxxxxxxxxxxxxx>

A few independent fixes for the Wave5 VPU driver, covering decode setup, m2m scheduling and stop_streaming robustness.

v4l2-compliance results:
========================
v4l2-compliance 1.33.0-5476, 64 bits, 64-bit time_t

Buffer ioctls:
warn: ../utils/v4l2-compliance/v4l2-test-buffers.cpp(813): VIDIOC_CREATE_BUFS not supported
warn: ../utils/v4l2-compliance/v4l2-test-buffers.cpp(813): VIDIOC_CREATE_BUFS not supported
test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
test CREATE_BUFS maximum buffers: OK
test VIDIOC_REMOVE_BUFS: OK
test VIDIOC_EXPBUF: OK
test Requests: OK (Not Supported)

Total for wave5-dec device /dev/video0: 48, Succeeded: 48, Failed: 0, Warnings: 2
Total for wave5-enc device /dev/video1: 48, Succeeded: 48, Failed: 0, Warnings: 0

Change since v0:
* For [PATCH v1 3/7] media: chips-media: wave5: avoid skipping device_run while VPU has work
- Remove to declare q_status
* For [PATCH v1 4/7] media: chips-media: wave5: Add timeout while stop_streaming
- Bound the queue-drain polling loop with a timeout

Jackson Lee (7):
media: chips-media: wave5: Guard bit depth check with
initial_info_obtained
media: chips-media: wave5: Set inst->std during default format
initialization
media: chips-media: wave5: avoid skipping device_run while VPU has
work
media: chips-media: wave5: Add timeout while stop_streaming
media: chips-media: wave5: Defer job_finish() only when a DEC_PIC was
queued
media: chips-media: wave5: Fix pipeline stall when queuing fails
media: chips-media: wave5: Resume device before setting EOS flag

.../chips-media/wave5/wave5-vpu-dec.c | 64 +++++++++++++++----
.../chips-media/wave5/wave5-vpu-enc.c | 6 +-
.../chips-media/wave5/wave5-vpuconfig.h | 2 +-
3 files changed, 57 insertions(+), 15 deletions(-)

--
2.43.0