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SubjectRe: [RFC 0/5] Split iMX8MQ Hantro VPU into G1 and G2 with blk-ctrl support
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Le dimanche 05 décembre 2021 à 13:51 -0600, Adam Ford a écrit :
> On Sun, Dec 5, 2021 at 12:16 PM Adam Ford <aford173@gmail.com> wrote:
> >
> > Currently, the VPU in the i.MQ8MQ is appearing as one codec, but in reality, it's
> > two IP blocks called G1 and G2. There is initialization code in VPU code to
> > pull some clocks, resets and other features which has been integrated into
> > the vpu-blk-ctrl for the i.MX8M Mini and a similar method can be used to make
> > the VPU codec's operate as stand-alone cores without having to know the details
> > of each other or the quirks unique to the i.MX8MQ, so the remaining code can be
> > left more generic.
> >
> > This series was started by Lucas Stach, and picked up by me so some patches have
> > his s-o-b and mine where I might have changed a few minor items. It's in an RFC state
> > because the G2 VP9 operations appear to hang, but the parent code from which I started doesn't
> > appear to show VP9 support, and it looks like it should.
> >
> > since the g-streamer and media trees are in a constant state of change, this series is based on
> > git://linuxtv.org/hverkuil/media_tree.git for-v5.17e
> >
>
> I forgot to post Fluster results.
>
> Before the patches to this branch:
>
> 2gst-main] root@localhost:~/gstreamer/fluster# ./fluster.py list -c |grep -i v4l
>
> GStreamer-H.264-V4L2-Gst1.0: GStreamer H.264 V4L2 decoder for
> GStreamer 1.0... ❌
> GStreamer-H.264-V4L2SL-Gst1.0: GStreamer H.264 V4L2SL decoder for
> GStreamer 1.0... ✔️
> GStreamer-H.265-V4L2-Gst1.0: GStreamer H.265 V4L2 decoder for
> GStreamer 1.0... ❌
> GStreamer-H.265-V4L2SL-Gst1.0: GStreamer H.265 V4L2SL decoder for
> GStreamer 1.0... ❌
> GStreamer-VP8-V4L2-Gst1.0: GStreamer VP8 V4L2 decoder for GStreamer 1.0... ❌
> GStreamer-VP8-V4L2SL-Gst1.0: GStreamer VP8 V4L2SL decoder for
> GStreamer 1.0... ✔️
> GStreamer-VP9-V4L2SL-Gst1.0: GStreamer VP9 V4L2SL decoder for
> GStreamer 1.0... ❌
> GStreamer-AV1-V4L2SL-Gst1.0: GStreamer AV1 V4L2SL decoder for
> GStreamer 1.0... ❌
> [gst-main] root@localhost:~/gstreamer/fluster#
>
> There was no VP9 support.
>
> ./fluster.py run -dGStreamer-H.264-V4L2SL-Gst1.0
> GStreamer-H.264-V4L2SL-Gst1.0
> Ran 90/135 tests successfully in 58.787 secs
>
> AFTER this series, two decoders appear:
>
> [ 15.919137] hantro-vpu 38300000.video-codec: registered
> nxp,imx8mq-vpu-g1-dec as /dev/video0
> [ 15.983579] hantro-vpu 38310000.video-codec: registered
> nxp,imx8mq-vpu-g2-dec as /dev/video1
>
> VP9 was listed:
>
> GStreamer-H.264-V4L2-Gst1.0: GStreamer H.264 V4L2 decoder for
> GStreamer 1.0... ❌
> GStreamer-H.264-V4L2SL-Gst1.0: GStreamer H.264 V4L2SL decoder for
> GStreamer 1.0... ✔️
> GStreamer-H.265-V4L2-Gst1.0: GStreamer H.265 V4L2 decoder for
> GStreamer 1.0... ❌
> GStreamer-H.265-V4L2SL-Gst1.0: GStreamer H.265 V4L2SL decoder for
> GStreamer 1.0... ❌
> GStreamer-VP8-V4L2-Gst1.0: GStreamer VP8 V4L2 decoder for GStreamer 1.0... ❌
> GStreamer-VP8-V4L2SL-Gst1.0: GStreamer VP8 V4L2SL decoder for
> GStreamer 1.0... ✔️
> GStreamer-VP9-V4L2SL-Gst1.0: GStreamer VP9 V4L2SL decoder for
> GStreamer 1.0... ✔️
> GStreamer-AV1-V4L2SL-Gst1.0: GStreamer AV1 V4L2SL decoder for
> GStreamer 1.0... ❌
>
> ./fluster.py run -d GStreamer-VP8-V4L2SL-Gst1.0
> Ran 55/61 tests successfully in 8.565 secs
>
>
> ./fluster.py run -dGStreamer-H.264-V4L2SL-Gst1.0
> Ran 90/135 tests successfully in 60.269 secs
>
> Same results for H.264
>
> VP9 Hangs, where it didn't even appear as available before:
>
> ./fluster.py run -d GStreamer-VP9-V4L2SL-Gst1.0
> ****************************************************************************************************
> Running test suite VP9-TEST-VECTORS with decoder GStreamer-VP9-V4L2SL-Gst1.0
> Using 4 parallel job(s)
> ****************************************************************************************************
>
> [TEST SUITE ] (DECODER ) TEST VECTOR
> ... RESULT
> ----------------------------------------------------------------------
> [VP9-TEST-VECTORS] (GStreamer-VP9-V4L2SL-Gst1.0)
> vp90-2-00-quantizer-00.webm ... Success
> [VP9-TEST-VECTORS] (GStreamer-VP9-V4L2SL-Gst1.0)
> vp90-2-00-quantizer-01.webm ... Success
> [VP9-TEST-VECTORS] (GStreamer-VP9-V4L2SL-Gst1.0)
> vp90-2-00-quantizer-02.webm ... Succes
>
> <hang > - and yes, 'Success' didnt' finish writing to the serial port.

Looks like hope to me ! Do you get further with -j 1 (one concurrent decode) ?

>
>
>
> > Adam Ford (2):
> > media: hantro: split i.MX8MQ G1 and G2 code
> > arm64: dts: imx8mq: Split i.MX8MQ G1 and G2 with vpu-blk-ctrl
> >
> > Lucas Stach (3):
> > dt-bindings: power: imx8mq: add defines for VPU blk-ctrl domains
> > dt-bindings: soc: add binding for i.MX8MQ VPU blk-ctrl
> > soc: imx: imx8m-blk-ctrl: add i.MX8MQ VPU blk-ctrl
> >
> > .../soc/imx/fsl,imx8mq-vpu-blk-ctrl.yaml | 71 +++++++++++
> > arch/arm64/boot/dts/freescale/imx8mq.dtsi | 69 ++++++----
> > drivers/soc/imx/imx8m-blk-ctrl.c | 67 ++++++++++
> > drivers/staging/media/hantro/hantro_drv.c | 4 +-
> > drivers/staging/media/hantro/hantro_hw.h | 2 +-
> > drivers/staging/media/hantro/imx8m_vpu_hw.c | 119 +++---------------
> > include/dt-bindings/power/imx8mq-power.h | 3 +
> > 7 files changed, 205 insertions(+), 130 deletions(-)
> > create mode 100644 Documentation/devicetree/bindings/soc/imx/fsl,imx8mq-vpu-blk-ctrl.yaml
> >
> > --
> > 2.32.0
> >

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