[PATCH v12, 00/17] media: mtk-vcodec: support for M8192 decoder

[Nícolas F. R. A. Prado]

On Thu, May 12, 2022 at 10:19:33AM +0800, Yunfei Dong wrote:
> This series adds support for mt8192 h264/vp8/vp9 decoder drivers. Firstly, refactor
> power/clock/interrupt interfaces for mt8192 is lat and core architecture.
> 
> Secondly, add new functions to get frame buffer size and resolution according
> to decoder capability from scp side. Then add callback function to get/put
> capture buffer in order to enable lat and core decoder in parallel, need to
> adjust GStreamer at the same time. 
> 
> Then add to support MT21C compressed mode and fix v4l2-compliance fail.
> 
> Next, extract H264 request api driver to let mt8183 and mt8192 use the same
> code, and adds mt8192 frame based h264 driver for stateless decoder.
> 
> Lastly, add vp8 and vp9 stateless decoder drivers.
> 
> Patches 1 refactor power/clock/interrupt interface.
> Patches 2~4 get frame buffer size and resolution according to decoder capability.
> Patches 5 set capture queue bytesused.
> Patches 6 adjust GStreamer.
> Patch 7~11 add to support MT21C compressed mode and fix v4l2-compliance fail.
> patch 12 record capture queue format type.
> Patch 13~14 extract h264 driver and add mt8192 frame based driver for h264 decoder.
> Patch 15~16 add vp8 and vp9 stateless decoder drivers.
> Patch 17 prevent kernel crash when rmmod mtk-vcodec-dec.ko

Hi Yunfei,

With this series, and the new scp.img for mt8192 [1] (still waiting to get
merged), I was able to get the following fluster scores on
mt8192-asurada-spherion:

VP8: 59/61
VP9: 249/303
H.264: 92/135

So for the whole series:

Tested-by: Nícolas F. R. A. Prado <nfraprado at collabora.com>

Thanks,
Nícolas

[1] https://lore.kernel.org/all/2537b84fbba82a77ee0a517b12bdcdd5e6ac1503.camel@mediatek.com/