On 2/26/2024 6:39 PM, Marc Gonzalez wrote: > On 23/02/2024 14:48, Vikash Garodia wrote: > >> On 2/20/2024 8:15 PM, Marc Gonzalez wrote: >> >>> On 20/02/2024 14:53, Vikash Garodia wrote: >>> >>>> msm8998 supports configuring the VCodec (venus core0) GDSC in HW power control >>>> mode. Could you please check and confirm if the driver is configuring only the >>>> VCodec GDSC and not the venus GDSC. Look for the attribute >>>> "qcom,support-hw-trigger" in vendor dt file. >>> >>> [ Vendor DTS for easy reference: ] >>> [ https://git.codelinaro.org/clo/la/kernel/msm-4.4/-/blob/caf_migration/kernel.lnx.4.4.r38-rel/arch/arm/boot/dts/qcom/msm8998.dtsi ] >>> >>> In the queue, we have a patch enabling the Venus Decoder (VDEC) in mainline. >>> (It is using the previously proposed "qcom,no-low-power" mechanism, but that >>> might not be necessary, if I understand correctly?) >>> >>> >>> diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi >>> index 2793cc22d381a..5084191be1446 100644 >>> --- a/arch/arm64/boot/dts/qcom/msm8998.dtsi >>> +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi >>> @@ -3000,6 +3000,56 @@ mdss_dsi1_phy: phy@c996400 { >>> }; >>> }; >>> >>> + venus: video-codec@cc00000 { >>> + compatible = "qcom,msm8998-venus"; >>> + reg = <0x0cc00000 0xff000>; >>> + interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>; >>> + power-domains = <&mmcc VIDEO_TOP_GDSC>; >>> + clocks = <&mmcc VIDEO_CORE_CLK>, >>> + <&mmcc VIDEO_AHB_CLK>, >>> + <&mmcc VIDEO_AXI_CLK>, >>> + <&mmcc VIDEO_MAXI_CLK>; >>> + clock-names = "core", "iface", "bus", "mbus"; >>> + iommus = <&mmss_smmu 0x400>, >>> + <&mmss_smmu 0x401>, >>> + <&mmss_smmu 0x40a>, >>> + <&mmss_smmu 0x407>, >>> + <&mmss_smmu 0x40e>, >>> + <&mmss_smmu 0x40f>, >>> + <&mmss_smmu 0x408>, >>> + <&mmss_smmu 0x409>, >>> + <&mmss_smmu 0x40b>, >>> + <&mmss_smmu 0x40c>, >>> + <&mmss_smmu 0x40d>, >>> + <&mmss_smmu 0x410>, >>> + <&mmss_smmu 0x411>, >>> + <&mmss_smmu 0x421>, >>> + <&mmss_smmu 0x428>, >>> + <&mmss_smmu 0x429>, >>> + <&mmss_smmu 0x42b>, >>> + <&mmss_smmu 0x42c>, >>> + <&mmss_smmu 0x42d>, >>> + <&mmss_smmu 0x411>, >>> + <&mmss_smmu 0x431>; >>> + memory-region = <&venus_mem>; >>> + status = "disabled"; >>> + qcom,no-low-power; /*** WORK AROUND LOW-POWER ISSUE ***/ >>> + >>> + video-decoder { >>> + compatible = "venus-decoder"; >>> + clocks = <&mmcc VIDEO_SUBCORE0_CLK>; >>> + clock-names = "core"; >>> + power-domains = <&mmcc VIDEO_SUBCORE0_GDSC>; >>> + }; >>> + >>> + video-encoder { >>> + compatible = "venus-encoder"; >>> + clocks = <&mmcc VIDEO_SUBCORE1_CLK>; >>> + clock-names = "core"; >>> + power-domains = <&mmcc VIDEO_SUBCORE1_GDSC>; >>> + }; >>> + }; >>> + >>> mmss_smmu: iommu@cd00000 { >>> compatible = "qcom,msm8998-smmu-v2", "qcom,smmu-v2"; >>> reg = <0x0cd00000 0x40000>; >>> diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c >>> index a712dd4f02a5b..ad1705e510312 100644 >>> --- a/drivers/media/platform/qcom/venus/core.c >>> +++ b/drivers/media/platform/qcom/venus/core.c >>> @@ -585,6 +585,43 @@ static const struct venus_resources msm8996_res = { >>> .fwname = "qcom/venus-4.2/venus.mbn", >>> }; >>> >>> +static const struct freq_tbl msm8998_freq_table[] = { >>> + { 1944000, 520000000 }, /* 4k UHD @ 60 (decode only) */ >>> + { 972000, 520000000 }, /* 4k UHD @ 30 */ >>> + { 489600, 346666667 }, /* 1080p @ 60 */ >>> + { 244800, 150000000 }, /* 1080p @ 30 */ >>> + { 108000, 75000000 }, /* 720p @ 30 */ >>> +}; >>> + >>> +static const struct reg_val msm8998_reg_preset[] = { >>> + { 0x80124, 0x00000003 }, >>> + { 0x80550, 0x01111111 }, >>> + { 0x80560, 0x01111111 }, >>> + { 0x80568, 0x01111111 }, >>> + { 0x80570, 0x01111111 }, >>> + { 0x80580, 0x01111111 }, >>> + { 0xe2010, 0x00000000 }, >>> +}; >>> + >>> +static const struct venus_resources msm8998_res = { >>> + .freq_tbl = msm8998_freq_table, >>> + .freq_tbl_size = ARRAY_SIZE(msm8998_freq_table), >>> + .reg_tbl = msm8998_reg_preset, >>> + .reg_tbl_size = ARRAY_SIZE(msm8998_reg_preset), >>> + .clks = {"core", "iface", "bus", "mbus"}, >>> + .clks_num = 4, >>> + .vcodec0_clks = { "core" }, >>> + .vcodec1_clks = { "core" }, >>> + .vcodec_clks_num = 1, >>> + .max_load = 2563200, >>> + .hfi_version = HFI_VERSION_3XX, >>> + .vmem_id = VIDC_RESOURCE_NONE, >>> + .vmem_size = 0, >>> + .vmem_addr = 0, >>> + .dma_mask = 0xddc00000 - 1, >>> + .fwname = "qcom/venus-4.4/venus.mbn", >>> +}; >>> + >>> static const struct freq_tbl sdm660_freq_table[] = { >>> { 979200, 518400000 }, >>> { 489600, 441600000 }, >>> @@ -891,6 +928,7 @@ static const struct venus_resources sc7280_res = { >>> static const struct of_device_id venus_dt_match[] = { >>> { .compatible = "qcom,msm8916-venus", .data = &msm8916_res, }, >>> { .compatible = "qcom,msm8996-venus", .data = &msm8996_res, }, >>> + { .compatible = "qcom,msm8998-venus", .data = &msm8998_res, }, >>> { .compatible = "qcom,sdm660-venus", .data = &sdm660_res, }, >>> { .compatible = "qcom,sdm845-venus", .data = &sdm845_res, }, >>> { .compatible = "qcom,sdm845-venus-v2", .data = &sdm845_res_v2, }, >>> >>> >>> >>> @Vikash, are you saying that perhaps the DTS for video-codec@cc00000 >>> needs to be written slightly differently? >> >> >> Certainly yes. For ex, in the clock list, i do not see the core clocks listed >> i.e clk_mmss_video_subcore0_clk and clk_mmss_video_subcore1_clk. You can refer >> the downstream video DT node [1] and then align it as per venus driver >> [1] >> https://git.codelinaro.org/clo/la/kernel/msm-4.4/-/blob/caf_migration/kernel.lnx.4.4.r38-rel/arch/arm/boot/dts/qcom/msm8998-vidc.dtsi > > > If I understand correctly (which is far from certain), > we should base the "qcom,msm8998-venus" DT node on > "qcom,sdm845-venus-v2" rather than "qcom,msm8996-venus" ? Thats correct, but thats just another way to do the configuration. With the existing node, is video decode as well as encode working ? Regards, Vikash