[PATCH v2 0/6] Add support for MT8196 video encoder

Irui Wang irui.wang at mediatek.com
Tue May 27 23:36:26 PDT 2025


This patch series add support for MT8196 video encoder.
patch 1~3: Add a new encoder driver interface for new VCP firmware.
patch 4~6: Add MT8196 encoder driver platform data.

About adding new driver support, the v4l2-compliance report shows:
"Total for mtk-vcodec-enc device /dev/video3: 47, Succeeded: 46, Failed: 1, Warnings: 0"
The 1 Failed case is not caused by current patch set.

This patch set depends on "media: mediatek: vcodec: support video decoder in mt8196"[1]

[1] https://patchwork.linuxtv.org/project/linux-media/list/?series=15232

Change in v2:
 - Add support for VCP encode process.
 - Add MT8196 encoder driver platform data.
 - Rebase encoder patch onto decoder's patch set.
 - Fix some review comments in v1.

Irui Wang (6):
  media: mediatek: encoder: Add a new encoder driver interface
  media: mediatek: encoder: Add support for common firmware interface
  media: mediatek: encoder: Add support for VCP encode process
  media: mediatek: encoder: Add a new platform data member
  dt-bindings: media: mediatek: encoder: Add encoder dt-bindings for
    MT8196
  media: mediatek: encoder: Add MT8196 encoder compatible data

 .../media/mediatek,vcodec-encoder.yaml        |  12 +
 .../mediatek/vcodec/common/mtk_vcodec_fw.c    |  19 +
 .../mediatek/vcodec/common/mtk_vcodec_fw.h    |   2 +
 .../vcodec/common/mtk_vcodec_fw_priv.h        |   1 +
 .../vcodec/common/mtk_vcodec_fw_vcp.c         |   6 +
 .../platform/mediatek/vcodec/encoder/Makefile |   1 +
 .../mediatek/vcodec/encoder/mtk_vcodec_enc.c  |  37 +-
 .../vcodec/encoder/mtk_vcodec_enc_drv.c       |  28 +
 .../vcodec/encoder/mtk_vcodec_enc_drv.h       |  15 +-
 .../vcodec/encoder/venc/venc_common_if.c      | 678 ++++++++++++++++++
 .../vcodec/encoder/venc/venc_h264_if.c        |   8 +-
 .../mediatek/vcodec/encoder/venc_drv_if.c     |   3 +-
 .../mediatek/vcodec/encoder/venc_drv_if.h     |  11 +-
 .../mediatek/vcodec/encoder/venc_ipi_msg.h    |  26 +
 .../mediatek/vcodec/encoder/venc_vpu_if.c     |  51 +-
 15 files changed, 843 insertions(+), 55 deletions(-)
 create mode 100644 drivers/media/platform/mediatek/vcodec/encoder/venc/venc_common_if.c

-- 
2.45.2




More information about the linux-arm-kernel mailing list