Hello, This is v3 of the rkvdec driver adding both the core of the driver and a backend to decode H24 streams. The most notable change in this version is the addition of generic helpers to build the reflists, along with Jonas' patch adding new DPB flags to express the field being referenced by each DPB entry. Driver-wise, a few things have been reworked/clarified, but most of the code is unchanged. See the changelog attached to each patch for more details. Regards, Boris Boris Brezillon (6): media: vb2: Add a helper to get the vb2 buffer attached to a request media: v4l2-core: Add helpers to build the H264 P/B0/B1 reflists media: hantro: h264: Use the generic H264 reflist builder media: dt-bindings: rockchip: Document RK3399 Video Decoder bindings media: rkvdec: Add the rkvdec driver arm64: dts: rockchip: rk3399: Define the rockchip Video Decoder node Jonas Karlman (1): media: uapi: h264: Add DPB entry field reference flags .../bindings/media/rockchip,vdec.yaml | 71 + .../media/uapi/v4l/ext-ctrls-codec.rst | 16 + arch/arm64/boot/dts/rockchip/rk3399.dtsi | 14 +- .../media/common/videobuf2/videobuf2-core.c | 23 + drivers/media/v4l2-core/Kconfig | 4 + drivers/media/v4l2-core/Makefile | 1 + drivers/media/v4l2-core/v4l2-h264.c | 258 ++++ drivers/staging/media/Kconfig | 2 + drivers/staging/media/Makefile | 1 + drivers/staging/media/hantro/hantro_h264.c | 237 +--- drivers/staging/media/rkvdec/Kconfig | 15 + drivers/staging/media/rkvdec/Makefile | 3 + drivers/staging/media/rkvdec/rkvdec-h264.c | 1154 +++++++++++++++++ drivers/staging/media/rkvdec/rkvdec-regs.h | 239 ++++ drivers/staging/media/rkvdec/rkvdec.c | 1130 ++++++++++++++++ drivers/staging/media/rkvdec/rkvdec.h | 124 ++ include/media/h264-ctrls.h | 2 + include/media/v4l2-h264.h | 86 ++ include/media/videobuf2-core.h | 11 + 19 files changed, 3161 insertions(+), 230 deletions(-) create mode 100644 Documentation/devicetree/bindings/media/rockchip,vdec.yaml create mode 100644 drivers/media/v4l2-core/v4l2-h264.c create mode 100644 drivers/staging/media/rkvdec/Kconfig create mode 100644 drivers/staging/media/rkvdec/Makefile create mode 100644 drivers/staging/media/rkvdec/rkvdec-h264.c create mode 100644 drivers/staging/media/rkvdec/rkvdec-regs.h create mode 100644 drivers/staging/media/rkvdec/rkvdec.c create mode 100644 drivers/staging/media/rkvdec/rkvdec.h create mode 100644 include/media/v4l2-h264.h -- 2.23.0