On Thu, Dec 2, 2021 at 4:29 AM Adam Ford <aford173@xxxxxxxxx> wrote: > > On Wed, Dec 1, 2021 at 10:17 PM Adam Ford <aford173@xxxxxxxxx> wrote: > > > > The i.MX8M has two Hantro video decoders, called G1 and G2 which appear > > to be related to the video decoders used on the i.MX8MQ, but because of > > how the Mini handles the power domains, the VPU driver does not need to > > handle all the functions, so a new compatible flag is required. > > > > V3 is rebased from git://linuxtv.org/hverkuil/media_tree.git for-v5.17c > > This branch has support for VP9. > > > > I set cma=512M, but this may not be enough memory as some tests appeard to run out of memory > > > > V3 of this series has several changes: > > > > Update imx8m_vpu_hw to add missing 'reg' reference names for G2 and include references to VP9 > > Update device tree to remove IMX8MQ_VPU_RESET, remove some duplicate vpu clock parenting > > Fix missing reg-names from vpu_g2 node. > > Apply patch [1] to manage the power domains powering down. > > [1] - https://lore.kernel.org/linux-arm-kernel/20211016210547.171717-1-marex@xxxxxxx/t/ > > > > With the above, the following Fluster scores are produced: > > > > G1: > > ./fluster.py run -dGStreamer-H.264-V4L2SL-Gst1.0 > > Ran 90/135 tests successfully in 74.406 secs > > > > ./fluster.py run -d GStreamer-VP8-V4L2SL-Gst1.0 > > Ran 55/61 tests successfully in 8.080 secs > > > > G2: > > ./fluster.py run -d GStreamer-VP9-V4L2SL-Gst1.0 > > Ran 127/303 tests successfully in 203.873 secs > > > > Fluster and G-Streamer were both built from their respective git repos using their respective master/main branches. > > > > I should note, that both interrupts appear to be triggering. > > # cat /proc/interrupts |grep codec > 57: 13442 0 0 0 GICv3 39 Level > 38300000.video-codec > 58: 7815 0 0 0 GICv3 40 Level > 38310000.video-codec > Adam, On another thread you had let me know that you also removed the reset from the pgc_vpumix power domain which does appear to resolve the hang: diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index eb9dcd9d1a31..31710af544dc 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -681,7 +681,6 @@ clocks = <&clk IMX8MM_CLK_VPU_DEC_ROOT>; assigned-clocks = <&clk IMX8MM_CLK_VPU_BUS>; assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_800M>; - resets = <&src IMX8MQ_RESET_VPU_RESET>; }; pgc_vpu_g1: power-domain@7 { That would make such a patch have a 'Fixes commit d39d4bb15310 ("arm64: dts: imx8mm: add GPC node")' but of course that vpu domain isn't active until your series so I'm not sure if we should send this separate or squash it with "arm64: dts: imx8mm: Enable VPU-G1 and VPU-G2". I'm also not clear if removing the reset requires some further discussion with Lucas. Best regards, Tim
