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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ae353c6bda4sm140761466b.141.2025.06.27.08.27.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 Jun 2025 08:27:08 -0700 (PDT) Message-ID: <7df8a438-364e-431e-8424-209ad7482efc@oss.qualcomm.com> Date: Fri, 27 Jun 2025 17:27:04 +0200 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 5/5] arm64: dts: qcom: qcm2290: Add venus video node To: Vikash Garodia , Jorge Ramirez Cc: krzk+dt@kernel.org, bryan.odonoghue@linaro.org, quic_dikshita@quicinc.com, mchehab@kernel.org, robh@kernel.org, conor+dt@kernel.org, konradybcio@kernel.org, andersson@kernel.org, linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250626135931.700937-1-jorge.ramirez@oss.qualcomm.com> <20250626135931.700937-6-jorge.ramirez@oss.qualcomm.com> <6e330e8f-5856-ef8e-5fe3-52bd61b59e02@quicinc.com> <2722e70a-1080-c9f3-eb56-4a6e79084bdc@quicinc.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: l4fb-UGuzZa_zD1kOiAUqwEhyRy7063C X-Proofpoint-ORIG-GUID: l4fb-UGuzZa_zD1kOiAUqwEhyRy7063C X-Authority-Analysis: v=2.4 cv=MtZS63ae c=1 sm=1 tr=0 ts=685eb84e cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6IFa9wvqVegA:10 a=EUspDBNiAAAA:8 a=_MKmYBsjHzb_8gZMir8A:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjI3MDEyNSBTYWx0ZWRfX2BW8vc3wG6a+ LNb76UWAGrTa0z1c6OfrNe4bHqfUaQoHeUjsPnUWhhkvx+vjDNUej3uhLf+RpaveVfPX10BFUPT KGwNslTytFseUgVUOFZzD37kE7QEUekZ4Ucpu5UY6O7UI6bRmER0NhqjTpuCJhrZ3ELDbfGvw1w Bp2r36SpwCqyjrY5blcF57nb/2EhCiIYsC5uiSHZbOw8FXgKf4NJ9zWVB686kN6FEx/IzI9hoYr 6Z0tHV3gavYQrOXJyCpqeTjYq9i6hHI6rChIGfw0HR3BoJBaVo47u7MtIV41uSs5LifO/qdel30 asHgZsbZUno6SEB2po6X6jEpLoHX3OpCP9t26HscltlfCBV2oBIkDR/Z2kQecA5a++7exOHTEMp HHglPZsEn4aowbgbN8WyMsHIb9zaEFGY6RV3XZazY7w7Huxkr4TztLP7Uj4hZEbINnFnYiBe X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-06-27_04,2025-06-26_05,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 suspectscore=0 adultscore=0 phishscore=0 mlxlogscore=999 spamscore=0 malwarescore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 mlxscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2506270125 On 6/27/25 5:23 PM, Vikash Garodia wrote: > > On 6/27/2025 8:50 PM, Konrad Dybcio wrote: >> On 6/27/25 5:12 PM, Vikash Garodia wrote: >>> >>> On 6/27/2025 8:38 PM, Jorge Ramirez wrote: >>>> On 27/06/25 20:28:29, Vikash Garodia wrote: >>>>> >>>>> On 6/27/2025 6:03 PM, Jorge Ramirez wrote: >>>>>> On 27/06/25 17:40:19, Vikash Garodia wrote: >>>>>>> >>>>>>> On 6/26/2025 7:29 PM, Jorge Ramirez-Ortiz wrote: >>>>>>>> Add DT entries for the qcm2290 venus encoder/decoder. >>>>>>>> >>>>>>>> Co-developed-by: Loic Poulain >>>>>>>> Signed-off-by: Loic Poulain >>>>>>>> Signed-off-by: Jorge Ramirez-Ortiz >>>>>>>> --- >>>>>>>> arch/arm64/boot/dts/qcom/qcm2290.dtsi | 57 +++++++++++++++++++++++++++ >>>>>>>> 1 file changed, 57 insertions(+) >>>>>>>> >>>>>>>> diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi >>>>>>>> index f49ac1c1f8a3..5326c91a0ff0 100644 >>>>>>>> --- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi >>>>>>>> +++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi >>>>>>>> @@ -1628,6 +1628,63 @@ adreno_smmu: iommu@59a0000 { >>>>>>>> #iommu-cells = <2>; >>>>>>>> }; >>>>>>>> >>>>>>>> + venus: video-codec@5a00000 { >>>>>>>> + compatible = "qcom,qcm2290-venus"; >>>>>>>> + reg = <0 0x5a00000 0 0xf0000>; >>>>>>>> + interrupts = ; >>>>>>>> + >>>>>>>> + power-domains = <&gcc GCC_VENUS_GDSC>, >>>>>>>> + <&gcc GCC_VCODEC0_GDSC>, >>>>>>>> + <&rpmpd QCM2290_VDDCX>; >>>>>>>> + power-domain-names = "venus", >>>>>>>> + "vcodec0", >>>>>>>> + "cx"; >>>>>>>> + operating-points-v2 = <&venus_opp_table>; >>>>>>>> + >>>>>>>> + clocks = <&gcc GCC_VIDEO_VENUS_CTL_CLK>, >>>>>>>> + <&gcc GCC_VIDEO_AHB_CLK>, >>>>>>>> + <&gcc GCC_VENUS_CTL_AXI_CLK>, >>>>>>>> + <&gcc GCC_VIDEO_THROTTLE_CORE_CLK>, >>>>>>>> + <&gcc GCC_VIDEO_VCODEC0_SYS_CLK>, >>>>>>>> + <&gcc GCC_VCODEC0_AXI_CLK>; >>>>>>>> + clock-names = "core", >>>>>>>> + "iface", >>>>>>>> + "bus", >>>>>>>> + "throttle", >>>>>>>> + "vcodec0_core", >>>>>>>> + "vcodec0_bus"; >>>>>>>> + >>>>>>>> + memory-region = <&pil_video_mem>; >>>>>>>> + iommus = <&apps_smmu 0x860 0x0>, >>>>>>>> + <&apps_smmu 0x880 0x0>, >>>>>>>> + <&apps_smmu 0x861 0x04>, >>>>>>>> + <&apps_smmu 0x863 0x0>, >>>>>>>> + <&apps_smmu 0x804 0xe0>; >>>>>>> keep only the non secure ones. >>>>>> >>>>>> ok >>>>>> >>>>>>>> + >>>>>>>> + interconnects = <&mmnrt_virt MASTER_VIDEO_P0 RPM_ALWAYS_TAG >>>>>>>> + &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>, >>>>>>>> + <&bimc MASTER_APPSS_PROC RPM_ACTIVE_TAG >>>>>>>> + &config_noc SLAVE_VENUS_CFG RPM_ACTIVE_TAG>; >>>>>>>> + interconnect-names = "video-mem", >>>>>>>> + "cpu-cfg"; >>>>>>>> + >>>>>>>> + status = "okay"; >>>>>>>> + >>>>>>>> + venus_opp_table: opp-table { >>>>>>>> + compatible = "operating-points-v2"; >>>>>>>> + >>>>>>>> + opp-133000000 { >>>>>>>> + opp-hz = /bits/ 64 <133000000>; >>>>>>>> + required-opps = <&rpmpd_opp_low_svs>; >>>>>>>> + }; >>>>>>> Fix the corner freq value >>>>>> >>>>>> can you add some reference please? >>>>>> >>>>>> I took this data from an internal document - not sure why the downstream >>>>>> driver supports different values or where those were taken from (AFAIK >>>>>> they are not supported) >>>>> Most likely you have referred incorrect downstream file. Refer scuba-vidc.dtsi. >>>> >>>> I took them from actual documents (which might or might not be obsolete, >>>> hard to say but they were the latest version and as such, they >>>> contradict the downstream dtsi). >>>> >>>> So I'd rather not use downstream - could you point me to the reference >>>> you used please - I wonder if the fix is required downstream instead of here? >>> >>> You can look for this file gcc-scuba.c and refer gcc_video_venus_clk_src which >>> is the src for different venus clocks. >> >> This is not a good source in general, GCC often has more rates defined >> than the consumer is supposed to finally run at (because they were deemed >> power-inefficient or similar, you can pretty much set any rate you want >> on the clocks fwiw) > Count wise, i agree. Value-wise, afaik, corners should match OR are you saying > client scaling request for 133.0 MHz is ok when src is generating 133.33 MHz ? I *think* we're running a closest-match in there.. but I'd love to have the clock and consumer drivers agree on the rate exactly (which in this case would be 133333333 - and the clock plan in our docs agrees) Konrad