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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b9d6e7c8a44sm386708566b.52.2026.04.14.02.49.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Apr 2026 02:49:10 -0700 (PDT) Message-ID: <1de1a366-a325-428e-9dcc-1333bb85ed82@oss.qualcomm.com> Date: Tue, 14 Apr 2026 11:49:07 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 08/11] media: iris: Add power sequence for Glymur To: Vishnu Reddy , Bryan O'Donoghue , Vikash Garodia , Dikshita Agarwal , Abhinav Kumar , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joerg Roedel , Will Deacon , Robin Murphy , Bjorn Andersson , Konrad Dybcio , Stefan Schmidt , Hans Verkuil Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev References: <20260414-glymur-v1-0-7d3d1cf57b16@oss.qualcomm.com> <20260414-glymur-v1-8-7d3d1cf57b16@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260414-glymur-v1-8-7d3d1cf57b16@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE0MDA5MSBTYWx0ZWRfXz19SCty2q33+ Il2cx+IxdHu202UvSeG+YVLjY/C6FFo9PLSjkjNUv7jeIjYyOkoEGxmSTaiJwoblnlHxZCWihBa wPktlrztNXfF8/Jr2CK42o6lPyBqd6kbfmmI+gVJYvAwhp94N3d5WCXg1O/CYprWlZtMeI4UXHt 9A87K0wk2NTh7Q7VdkqLxEo+rdJnDCOt07zoIryRLm4B3Ebv5/Wc5YTb793lWsfhrSKL828BWfQ hOFo/5oVhlSleYKpzdx9X7nAWOD/8JjwDzmNYH3w5PTIko41wntfrFSZCrtZVCrO9g3LS+LH6pn j40olgq2/OZ1FMkowHyOJN3/3SZybbdpzGbN6JyvyPEf2JSYOtHTgN1tmm9ek7wYJTKZTFm4OZL aPweoy02JO1gUCA4zrF18h2zWo/qzp/um6wi/24mf0eWbvSsGKfNYxb0Tr3g3m0R9UO/ZllQ0lK lhTmWTr+hzI5sbJ5c2Q== X-Proofpoint-ORIG-GUID: c1WLLhzcF0-RSm6wFMcm2EHWQjWsefwA X-Proofpoint-GUID: c1WLLhzcF0-RSm6wFMcm2EHWQjWsefwA X-Authority-Analysis: v=2.4 cv=btZ8wkai c=1 sm=1 tr=0 ts=69de0d98 cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=wrwf7AeaGIUVrLbmntoA:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-14_02,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 phishscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 clxscore=1015 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604140091 On 4/14/26 7:00 AM, Vishnu Reddy wrote: > Add power sequence hooks for controller, vcodec and vcodec1. reuse the > existing code where ever is possible. add vcodec1 power on and off code > separately which has different power domains and clocks. > > Signed-off-by: Vishnu Reddy > --- > .../platform/qcom/iris/iris_platform_common.h | 9 ++ > drivers/media/platform/qcom/iris/iris_vpu3x.c | 123 +++++++++++++++++++++ > drivers/media/platform/qcom/iris/iris_vpu_common.h | 1 + > .../platform/qcom/iris/iris_vpu_register_defines.h | 7 ++ > 4 files changed, 140 insertions(+) > > diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h > index 30e9d4d288c6..e3c1aff770dd 100644 > --- a/drivers/media/platform/qcom/iris/iris_platform_common.h > +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h > @@ -61,6 +61,9 @@ enum platform_clk_type { > IRIS_VPP0_HW_CLK, > IRIS_VPP1_HW_CLK, > IRIS_APV_HW_CLK, > + IRIS_AXI_VCODEC1_CLK, > + IRIS_VCODEC1_CLK, > + IRIS_VCODEC1_FREERUN_CLK, > }; > > struct platform_clk_data { > @@ -208,6 +211,12 @@ enum platform_pm_domain_type { > IRIS_CTRL_POWER_DOMAIN, > IRIS_VCODEC_POWER_DOMAIN, > IRIS_VPP0_HW_POWER_DOMAIN, > + /* > + * On Glymur, vcodec1 power domain is at the same index in pd_devs[] > + * as IRIS_VPP0_HW_POWER_DOMAIN. Alias it so that the Glymur power > + * domain table is indexed correctly. > + */ > + IRIS_VCODEC1_POWER_DOMAIN = IRIS_VPP0_HW_POWER_DOMAIN, This feels really fragile.. [...] > +static bool iris_vpu36_hw1_power_collapsed(struct iris_core *core) > +{ > + u32 value, pwr_status; > + > + value = readl(core->reg_base + WRAPPER_CORE_POWER_STATUS); > + pwr_status = value & BIT(4); > + > + return pwr_status ? false : true; return !pwr_status Konrad