Hi All, This patch series adds support for H.264 and H.265 encoder in iris driver and includes a few fixes and cleanup in the common code that were identified during encoder bring-up process. The changes include: - Enabling support for H.264 and H.265 encoding. - Fixes and improvements in shared componenets used by both encoder and decoder paths. - Ensuring compatibility and stability with the existing decoder flow. Changes in v4: - Removed the fixes tag from patch 02/26 (Bryan) - Fixed the non comv buffer size calculation. - Link to v3: https://lore.kernel.org/r/20250820-iris-video-encoder-v3-0-80ab0ba58b3d@xxxxxxxxxxx Changes in v3: - Fixed the log when destroying the interanl buffers (Jorge) - Updated commit text with issue details in patch 05/25 (Krzysztof) - Added a patch to simplify conditional logic in stop handling for hfi gen1 (Bryan) - Reduced duplicate code while registering video devices (Bryan) - Added a fix for try fmt handling in decoder (Self) - Fixed the value of max core mbps for qcs8300 (Vikash) - Simplied the frame rate handling in driver by using non q16 format and converted to q16 when setting to firmware (Vikash) - Fixed the issue with bitstream resolution setting to firmware (Neil) - Addressed other review comments (Vikash, Bryan) - Link to v2: https://lore.kernel.org/r/20250813-iris-video-encoder-v2-0-c725ff673078@xxxxxxxxxxx Changes in v2: - Fixed sparse/coccinnelle issues. - Fixed the kernel doc warning. - Removed unsupported PEAK_BITRATE property from SM8250. - Dropped patch 04/25 to fix quality issue with encoder. - Enhanced command handling for encoder to allow start/stop commands. - Expanded rate control condition checks to include additional rate control types for HFI Gen2. - Updated default value to MAX_QP for all caps related to max QP settings. - Add support for INPUT/OUTPUT_BUF_HOST_MAX_COUNT caps for encoder. - Link to v1: https://lore.kernel.org/r/20250704-iris-video-encoder-v1-0-b6ce24e273cf@xxxxxxxxxxx All patches have been tested with v4l2-compliance, v4l2-ctl and Gstreamer on SM8250 and SM8550 for encoder, at the same time ensured that the existing decoder functionality remains uneffected. Commands used for V4l2-ctl validation: v4l2-ctl --verbose --set-fmt-video-out=width=1280,height=720,pixelformat=NV12 --set-selection-output target=crop,top=0,left=0,width=1280,height=720 --set-fmt-video=pixelformat=H264 --stream-mmap --stream-out-mmap --stream-from=/media/cyclists_1280x720_92frames.yuv --stream-to=/tmp/cyclists_1280x720_92frames.h264 -d /dev/video1 v4l2-ctl --verbose --set-fmt-video-out=width=1280,height=720,pixelformat=NV12 --set-selection-output target=crop,top=0,left=0,width=1280,height=720 --set-fmt-video=pixelformat=HEVC --stream-mmap --stream-out-mmap --stream-from=/media/cyclists_1280x720_92frames.yuv --stream-to=/tmp/cyclists_1280x720_92frames.hevc -d /dev/video1 Commands used for GST validation: gst-launch-1.0 -v filesrc location=/media/cyclists_1280x720_92frames.yuv ! rawvideoparse format=nv12 width=1280 height=720 framerate=30/1 ! v4l2h264enc capture-io-mode=4 output-io-mode=4 ! filesink sync=true location=/tmp/gst_cyclists_1280x720_92frames.h264 gst-launch-1.0 -v filesrc location=/media/cyclists_1280x720_92frames.yuv ! rawvideoparse format=nv12 width=1280 height=720 framerate=30/1 ! v4l2h265enc capture-io-mode=4 output-io-mode=4 ! filesink sync=true location=/tmp/gst_cyclists_1280x720_92frames.hevc The result of v4l2-compliance on SM8550: v4l2-compliance 1.29.0-5270, 64 bits, 64-bit time_t v4l2-compliance SHA: dc947661089e 2024-11-11 10:25:38 Compliance test for iris_driver device /dev/video1: Driver Info: Driver name : iris_driver Card type : Iris Encoder Bus info : platform:aa00000.video-codec Driver version : 6.16.0 Capabilities : 0x84204000 Video Memory-to-Memory Multiplanar Streaming Extended Pix Format Device Capabilities Device Caps : 0x04204000 Video Memory-to-Memory Multiplanar Streaming Extended Pix Format Detected Stateful Encoder Required ioctls: test VIDIOC_QUERYCAP: OK test invalid ioctls: OK Allow for multiple opens: test second /dev/video1 open: OK test VIDIOC_QUERYCAP: OK test VIDIOC_G/S_PRIORITY: OK test for unlimited opens: OK Debug ioctls: test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported) test VIDIOC_LOG_STATUS: OK (Not Supported) Input ioctls: test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported) test VIDIOC_G/S_FREQUENCY: OK (Not Supported) test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported) test VIDIOC_ENUMAUDIO: OK (Not Supported) test VIDIOC_G/S/ENUMINPUT: OK (Not Supported) test VIDIOC_G/S_AUDIO: OK (Not Supported) Inputs: 0 Audio Inputs: 0 Tuners: 0 Output ioctls: test VIDIOC_G/S_MODULATOR: OK (Not Supported) test VIDIOC_G/S_FREQUENCY: OK (Not Supported) test VIDIOC_ENUMAUDOUT: OK (Not Supported) test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported) test VIDIOC_G/S_AUDOUT: OK (Not Supported) Outputs: 0 Audio Outputs: 0 Modulators: 0 Input/Output configuration ioctls: test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported) test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported) test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported) test VIDIOC_G/S_EDID: OK (Not Supported) Control ioctls: test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK test VIDIOC_QUERYCTRL: OK test VIDIOC_G/S_CTRL: OK test VIDIOC_G/S/TRY_EXT_CTRLS: OK test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK test VIDIOC_G/S_JPEGCOMP: OK (Not Supported) Standard Controls: 37 Private Controls: 0 Format ioctls: test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK test VIDIOC_G/S_PARM: OK test VIDIOC_G_FBUF: OK (Not Supported) test VIDIOC_G_FMT: OK test VIDIOC_TRY_FMT: OK test VIDIOC_S_FMT: OK test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported) test Cropping: OK test Composing: OK (Not Supported) test Scaling: OK (Not Supported) Codec ioctls: test VIDIOC_(TRY_)ENCODER_CMD: OK test VIDIOC_G_ENC_INDEX: OK (Not Supported) test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported) Buffer ioctls: 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) test blocking wait: OK Test input 0: Streaming ioctls: test read/write: OK (Not Supported) Video Capture Multiplanar: Captured 61 buffers test MMAP (select, REQBUFS): OK Video Capture Multiplanar: Captured 61 buffers test MMAP (epoll, REQBUFS): OK Video Capture Multiplanar: Captured 61 buffers test MMAP (select, CREATE_BUFS): OK Video Capture Multiplanar: Captured 61 buffers test MMAP (epoll, CREATE_BUFS): OK test USERPTR (select): OK (Not Supported) test DMABUF: Cannot test, specify --expbuf-device Total for iris_driver device /dev/video1: 54, Succeeded: 54, Failed: 0, Warnings: 0 The result of v4l2-compliance on SM8250: v4l2-compliance 1.29.0-5270, 64 bits, 64-bit time_t v4l2-compliance SHA: dc947661089e 2024-11-11 10:25:38 Compliance test for iris_driver device /dev/video1: Driver Info: Driver name : iris_driver Card type : Iris Encoder Bus info : platform:aa00000.video-codec Driver version : 6.16.0 Capabilities : 0x84204000 Video Memory-to-Memory Multiplanar Streaming Extended Pix Format Device Capabilities Device Caps : 0x04204000 Video Memory-to-Memory Multiplanar Streaming Extended Pix Format Detected Stateful Encoder Required ioctls: test VIDIOC_QUERYCAP: OK test invalid ioctls: OK Allow for multiple opens: test second /dev/video1 open: OK test VIDIOC_QUERYCAP: OK test VIDIOC_G/S_PRIORITY: OK test for unlimited opens: OK Debug ioctls: test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported) test VIDIOC_LOG_STATUS: OK (Not Supported) Input ioctls: test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported) test VIDIOC_G/S_FREQUENCY: OK (Not Supported) test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported) test VIDIOC_ENUMAUDIO: OK (Not Supported) test VIDIOC_G/S/ENUMINPUT: OK (Not Supported) test VIDIOC_G/S_AUDIO: OK (Not Supported) Inputs: 0 Audio Inputs: 0 Tuners: 0 Output ioctls: test VIDIOC_G/S_MODULATOR: OK (Not Supported) test VIDIOC_G/S_FREQUENCY: OK (Not Supported) test VIDIOC_ENUMAUDOUT: OK (Not Supported) test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported) test VIDIOC_G/S_AUDOUT: OK (Not Supported) Outputs: 0 Audio Outputs: 0 Modulators: 0 Input/Output configuration ioctls: test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported) test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported) test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported) test VIDIOC_G/S_EDID: OK (Not Supported) Control ioctls: test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK test VIDIOC_QUERYCTRL: OK test VIDIOC_G/S_CTRL: OK test VIDIOC_G/S/TRY_EXT_CTRLS: OK test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK test VIDIOC_G/S_JPEGCOMP: OK (Not Supported) Standard Controls: 19 Private Controls: 0 Format ioctls: test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK test VIDIOC_G/S_PARM: OK test VIDIOC_G_FBUF: OK (Not Supported) test VIDIOC_G_FMT: OK test VIDIOC_TRY_FMT: OK test VIDIOC_S_FMT: OK test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported) test Cropping: OK test Composing: OK (Not Supported) test Scaling: OK (Not Supported) Codec ioctls: test VIDIOC_(TRY_)ENCODER_CMD: OK test VIDIOC_G_ENC_INDEX: OK (Not Supported) test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported) Buffer ioctls: 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) test blocking wait: OK Test input 0: Streaming ioctls: test read/write: OK (Not Supported) Video Capture Multiplanar: Captured 61 buffers test MMAP (select, REQBUFS): OK Video Capture Multiplanar: Captured 61 buffers test MMAP (epoll, REQBUFS): OK Video Capture Multiplanar: Captured 61 buffers test MMAP (select, CREATE_BUFS): OK Video Capture Multiplanar: Captured 61 buffers test MMAP (epoll, CREATE_BUFS): OK test USERPTR (select): OK (Not Supported) test DMABUF: Cannot test, specify --expbuf-device Total for iris_driver device /dev/video1: 54, Succeeded: 54, Failed: 0, Warnings: 0 Looking forward to your review and feedback. Thanks, Dikshita Signed-off-by: Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx> --- Dikshita Agarwal (26): media: iris: Fix buffer count reporting in internal buffer check media: iris: Report unreleased PERSIST buffers on session close media: iris: Fix memory leak by freeing untracked persist buffer media: iris: Fix port streaming handling media: iris: Allow substate transition to load resources during output streaming media: iris: Always destroy internal buffers on firmware release response media: iris: Update vbuf flags before v4l2_m2m_buf_done media: iris: Simplify session stop logic by relying on vb2 checks media: iris: Allow stop on firmware only if start was issued. media: iris: Send dummy buffer address for all codecs during drain media: iris: Fix missing LAST flag handling during drain media: iris: Fix format check for CAPTURE plane in try_fmt media: iris: Add support for video encoder device media: iris: Initialize and deinitialize encoder instance structure media: iris: Add support for ENUM_FMT, S/G/TRY_FMT encoder media: iris: Add support for ENUM_FRAMESIZES/FRAMEINTERVALS for encoder media: iris: Add support for VIDIOC_QUERYCAP for encoder video device media: iris: Add encoder support for V4L2 event subscription media: iris: Add support for G/S_SELECTION for encoder video device media: iris: Add support for G/S_PARM for encoder video device media: iris: Add platform-specific capabilities for encoder video device media: iris: Add V4L2 streaming support for encoder video device media: iris: Set platform capabilities to firmware for encoder video device media: iris: Allocate and queue internal buffers for encoder video device media: iris: Add support for buffer management ioctls for encoder device media: iris: Add support for drain sequence in encoder video device drivers/media/platform/qcom/iris/Makefile | 5 +- drivers/media/platform/qcom/iris/iris_buffer.c | 220 ++++-- drivers/media/platform/qcom/iris/iris_buffer.h | 7 +- drivers/media/platform/qcom/iris/iris_common.c | 232 ++++++ drivers/media/platform/qcom/iris/iris_common.h | 18 + drivers/media/platform/qcom/iris/iris_core.h | 20 +- drivers/media/platform/qcom/iris/iris_ctrls.c | 675 +++++++++++++++- drivers/media/platform/qcom/iris/iris_ctrls.h | 15 + drivers/media/platform/qcom/iris/iris_hfi_common.h | 2 +- .../platform/qcom/iris/iris_hfi_gen1_command.c | 480 +++++++++--- .../platform/qcom/iris/iris_hfi_gen1_defines.h | 112 ++- .../platform/qcom/iris/iris_hfi_gen1_response.c | 60 +- .../platform/qcom/iris/iris_hfi_gen2_command.c | 359 ++++++--- .../platform/qcom/iris/iris_hfi_gen2_defines.h | 44 +- .../platform/qcom/iris/iris_hfi_gen2_response.c | 46 +- drivers/media/platform/qcom/iris/iris_instance.h | 24 + .../platform/qcom/iris/iris_platform_common.h | 74 +- .../media/platform/qcom/iris/iris_platform_gen2.c | 522 ++++++++++++- .../platform/qcom/iris/iris_platform_qcs8300.h | 352 ++++++++- .../platform/qcom/iris/iris_platform_sm8250.c | 234 +++++- drivers/media/platform/qcom/iris/iris_probe.c | 33 +- drivers/media/platform/qcom/iris/iris_state.c | 9 +- drivers/media/platform/qcom/iris/iris_state.h | 1 + drivers/media/platform/qcom/iris/iris_utils.c | 36 + drivers/media/platform/qcom/iris/iris_utils.h | 2 + drivers/media/platform/qcom/iris/iris_vb2.c | 58 +- drivers/media/platform/qcom/iris/iris_vdec.c | 251 +----- drivers/media/platform/qcom/iris/iris_vdec.h | 13 +- drivers/media/platform/qcom/iris/iris_venc.c | 579 ++++++++++++++ drivers/media/platform/qcom/iris/iris_venc.h | 27 + drivers/media/platform/qcom/iris/iris_vidc.c | 299 +++++++- drivers/media/platform/qcom/iris/iris_vpu_buffer.c | 848 ++++++++++++++++++++- drivers/media/platform/qcom/iris/iris_vpu_buffer.h | 21 + 33 files changed, 4966 insertions(+), 712 deletions(-) --- base-commit: a75b8d198c55e9eb5feb6f6e155496305caba2dc change-id: 20250704-iris-video-encoder-b193350b487a Best regards, -- Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>