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Mon, 27 Jul 2026 23:03:07 -0700 (PDT) X-Received: by 2002:a05:6a00:1956:b0:848:6c37:cd74 with SMTP id d2e1a72fcca58-84e931ecd85mr995234b3a.22.1785218587072; Mon, 27 Jul 2026 23:03:07 -0700 (PDT) Received: from hu-sachinku-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84e533ce57asm3980421b3a.28.2026.07.27.23.03.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Jul 2026 23:03:06 -0700 (PDT) From: Sachin Kumar Garg Date: Tue, 28 Jul 2026 11:32:45 +0530 Subject: [PATCH v8 2/3] media: iris: force stage 1 work mode for CBR RC on encoder Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260728-iris_multi_slice-v8-2-eb18f96f0ed8@oss.qualcomm.com> References: <20260728-iris_multi_slice-v8-0-eb18f96f0ed8@oss.qualcomm.com> In-Reply-To: <20260728-iris_multi_slice-v8-0-eb18f96f0ed8@oss.qualcomm.com> To: Vikash Garodia , Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab , Hans Verkuil , Vedang Nagar , Stefan Schmidt Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, 20260709-iris-ar50lt-v7-0-76af9dd4d1f6@oss.qualcomm.com, Sachin Kumar Garg , Vishnu Reddy X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; 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CBR rate control requires stage 1 operation, so force STAGE_1 when BITRATE_MODE is set to CBR. The BITRATE_MODE fw_cap value is used instead of inst->hfi_rc_type since STAGE precedes BITRATE_MODE in enum platform_inst_fw_cap_type, so iris_set_properties() would still see the previous hfi_rc_type when iris_set_stage() runs during initial config Reviewed-by: Vishnu Reddy Reviewed-by: Vikash Garodia Signed-off-by: Sachin Kumar Garg --- drivers/media/platform/qcom/iris/iris_ctrls.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/media/platform/qcom/iris/iris_ctrls.c b/drivers/media/platform/qcom/iris/iris_ctrls.c index 80cb43b8bcf4..74a299f72024 100644 --- a/drivers/media/platform/qcom/iris/iris_ctrls.c +++ b/drivers/media/platform/qcom/iris/iris_ctrls.c @@ -519,6 +519,9 @@ int iris_set_stage(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id if (inst->domain == DECODER) { if (iris_res_is_less_than(width, height, 1280, 720)) work_mode = STAGE_1; + } else if (inst->domain == ENCODER) { + if (inst->fw_caps[BITRATE_MODE].value == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) + work_mode = STAGE_1; } inst->fw_caps[cap_id].value = work_mode; -- 2.34.1