From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
To: Dikshita Agarwal <quic_dikshita@quicinc.com>,
Vikash Garodia <quic_vgarodia@quicinc.com>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Stefan Schmidt <stefan.schmidt@linaro.org>,
Vedang Nagar <quic_vnagar@quicinc.com>,
Hans Verkuil <hverkuil@kernel.org>
Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org,
Renjiang Han <quic_renjiang@quicinc.com>,
Wangao Wang <quic_wangaow@quicinc.com>,
Neil Armstrong <neil.armstrong@linaro.org>
Subject: Re: [PATCH v4 00/26] Enable H.264/H.265 encoder support and fixes in iris driver common code
Date: Fri, 5 Sep 2025 11:34:38 +0100 [thread overview]
Message-ID: <f7675419-a47d-41ab-aa59-a70a3005e345@linaro.org> (raw)
In-Reply-To: <20250825-iris-video-encoder-v4-0-84aa2bc0a46b@quicinc.com>
On 25/08/2025 08:00, Dikshita Agarwal wrote:
> 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@quicinc.com
>
> 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@quicinc.com
>
> 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@quicinc.com
>
> 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@quicinc.com>
> ---
> 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,
Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> # x1e80100-crd
prev parent reply other threads:[~2025-09-05 10:34 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-25 7:00 [PATCH v4 00/26] Enable H.264/H.265 encoder support and fixes in iris driver common code Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 01/26] media: iris: Fix buffer count reporting in internal buffer check Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 02/26] media: iris: Report unreleased PERSIST buffers on session close Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 03/26] media: iris: Fix memory leak by freeing untracked persist buffer Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 04/26] media: iris: Fix port streaming handling Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 05/26] media: iris: Allow substate transition to load resources during output streaming Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 06/26] media: iris: Always destroy internal buffers on firmware release response Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 07/26] media: iris: Update vbuf flags before v4l2_m2m_buf_done Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 08/26] media: iris: Simplify session stop logic by relying on vb2 checks Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 09/26] media: iris: Allow stop on firmware only if start was issued Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 10/26] media: iris: Send dummy buffer address for all codecs during drain Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 11/26] media: iris: Fix missing LAST flag handling " Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 12/26] media: iris: Fix format check for CAPTURE plane in try_fmt Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 13/26] media: iris: Add support for video encoder device Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 14/26] media: iris: Initialize and deinitialize encoder instance structure Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 15/26] media: iris: Add support for ENUM_FMT, S/G/TRY_FMT encoder Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 16/26] media: iris: Add support for ENUM_FRAMESIZES/FRAMEINTERVALS for encoder Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 17/26] media: iris: Add support for VIDIOC_QUERYCAP for encoder video device Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 18/26] media: iris: Add encoder support for V4L2 event subscription Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 19/26] media: iris: Add support for G/S_SELECTION for encoder video device Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 20/26] media: iris: Add support for G/S_PARM " Dikshita Agarwal
2025-09-03 10:05 ` [PATCH v4.1 " Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 21/26] media: iris: Add platform-specific capabilities " Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 22/26] media: iris: Add V4L2 streaming support " Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 23/26] media: iris: Set platform capabilities to firmware " Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 24/26] media: iris: Allocate and queue internal buffers " Dikshita Agarwal
2025-08-29 9:05 ` Bryan O'Donoghue
2025-08-29 18:06 ` Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 25/26] media: iris: Add support for buffer management ioctls for encoder device Dikshita Agarwal
2025-08-25 7:00 ` [PATCH v4 26/26] media: iris: Add support for drain sequence in encoder video device Dikshita Agarwal
2025-09-05 10:34 ` Bryan O'Donoghue [this message]
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as well as URLs for NNTP newsgroup(s).