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Wed, 28 Jan 2026 04:18:11 -0800 (PST) X-Received: by 2002:a17:903:1a0d:b0:2a1:10f7:9717 with SMTP id d9443c01a7336-2a870de9b93mr53221115ad.58.1769602690433; Wed, 28 Jan 2026 04:18:10 -0800 (PST) Received: from [192.168.0.171] ([49.205.248.59]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a88b4130c0sm22351975ad.22.2026.01.28.04.18.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 28 Jan 2026 04:18:09 -0800 (PST) Message-ID: <94e5ce4a-9d35-4868-8eda-b471ecac3662@oss.qualcomm.com> Date: Wed, 28 Jan 2026 17:48:01 +0530 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 v2 0/4] media: qcom: flip the switch between Venus and Iris drivers To: Dmitry Baryshkov , Konrad Dybcio Cc: Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab , cros-qcom-dts-watchers@chromium.org, Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Stanimir Varbanov , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Stephan Gerhold , Douglas Anderson References: <20260126-venus-iris-flip-switch-v2-0-b0ea05e1739a@oss.qualcomm.com> <83198eae-088e-41d0-ac5f-2346e422a25d@oss.qualcomm.com> Content-Language: en-US From: Vikash Garodia In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: W_H9PbhVFzTXjiAM5t-3BGHDVD57eysl X-Authority-Analysis: v=2.4 cv=Z4Dh3XRA c=1 sm=1 tr=0 ts=6979fe84 cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=4hJEjaH6g9CgPEswoao2AA==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=3paou6EoLLgSJ8QuwzYA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-ORIG-GUID: W_H9PbhVFzTXjiAM5t-3BGHDVD57eysl X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI4MDEwMSBTYWx0ZWRfX4B230/3PF73V PHDaPqKZJlzIkHbxsRdd68Y/qXrtIUhP/lkWIa+rcC7pHwBsvaezxD3XN/6oaBKOUDY24UQHcTd S9SULs3oChJEIjJNhc19Io9SdAhp53YlJ4UAM6VY1LWbZX9fxj3lpKDxK6ZBLJ6wv7+yIfNM/Bg +f05qZ8tVdka8zw+XW+QO9058zy85rk9iv4pjw8I9vJyA0bJZKPnQjNRXuvLikcHqim+WfUmuH0 rUZpCsOTzgGQlMTzPJcvnhbOwjYHHS/kNJLQ9Lt8axD2T0IvAwIUxFnbKy8yKmitQXCmeRndCZo bi2sOGOYwfcxkO99RUAWuYEa0XR958avB5MvBBXl0KaVvAVFmYnU3EoTBt15ssCAkGeIvBKnju6 E48oFR+MQQx58pmUnvgMhGXRKvRu7m9DonpR+uPgbO0Kifb3GYSgce9bmaHJwtI16zhRKTVnisq 92hfTn11af0ItcOSNdg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-28_02,2026-01-28_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 impostorscore=0 adultscore=0 priorityscore=1501 spamscore=0 bulkscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601280101 On 1/27/2026 5:35 PM, Dmitry Baryshkov wrote: > On Tue, Jan 27, 2026 at 12:43:36PM +0100, Konrad Dybcio wrote: >> On 1/26/26 3:09 AM, Dmitry Baryshkov wrote: >>> As the Venus and Iris drivers are close to the "feature parity" for the >>> common platforms (SC7280, SM8250), in order to get more attention to >>> squashing bugs from the Iris driver, flip the switch and default to the >>> Iris driver if both are enabled. The Iris driver has several >>> regressions, but hopefully they can be fixed through the development >>> cycle by the respective team. Also it is better to fail the test than >>> crash the device (which Venus driver does a lot). >>> >>> Note: then intention is to land this in 6.21, which might let us to >>> drop those platforms from the Venus driver in 6.22+. >>> >>> Testing methodology: fluster test-suite, single-threaded mode, SM8250 >>> device (RB5). >>> >>> $ ./fluster.py r -j 1 -d GStreamer-H.264-V4L2-Gst1.0 -s -so out-h264.md -ts JVT-AVC_V1 >>> $ ./fluster.py r -j 1 -d GStreamer-H.265-V4L2-Gst1.0 -s -so out-h265.md -ts JCT-VC-HEVC_V1 >>> $ ./fluster.py r -j 1 -d GStreamer-VP9-V4L2-Gst1.0 -s -so out-vp9.md >>> >>> For H.264: >>> >>> Only the main set was used on both platforms >>> >>> On Venus pass 126/135 >>> On Iris pass 78/135 >> >> This sounds a little bad.. > > I'd let Vikash comment here, we were promised feature parity for Venus / > Iris drivers before accepting the latter one. > > The list of tests passing for Venus, but failing for Iris: > >> |BA3_SVA_C|✔️| This need to be checked. Similar failure was seen in SM8550 due to unssuported profile V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED. > < |cabac_mot_fld0_full|✔️| > < |cabac_mot_mbaff0_full|✔️| > < |cabac_mot_picaff0_full|✔️| > < |CAFI1_SVA_C|✔️| > < |CAMA1_Sony_C|✔️| > < |cama1_vtc_c|✔️| > < |cama2_vtc_b|✔️| > < |cama3_vtc_b|✔️| > < |CAMACI3_Sony_C|✔️| > < |CAMASL3_Sony_B|✔️| > < |CAMP_MOT_MBAFF_L30|✔️| > < |CAMP_MOT_MBAFF_L31|✔️| > < |CANLMA2_Sony_C|✔️| > < |CANLMA3_Sony_C|✔️| > < |cavlc_mot_fld0_full_B|✔️| > < |cavlc_mot_mbaff0_full_B|✔️| > < |cavlc_mot_picaff0_full_B|✔️| > < |CVCANLMA2_Sony_C|✔️| > < |CVFI1_Sony_D|✔️| > < |CVFI1_SVA_C|✔️| > < |CVFI2_Sony_H|✔️| > < |CVFI2_SVA_C|✔️| > < |CVMA1_Sony_D|✔️| > < |CVMAPAQP3_Sony_E|✔️| > < |CVMAQP2_Sony_G|✔️| > < |CVMAQP3_Sony_D|✔️| > < |CVMP_MOT_FLD_L30_B|✔️| > < |CVMP_MOT_FRM_L31_B|✔️| > < |CVNLFI1_Sony_C|✔️| > < |CVNLFI2_Sony_H|✔️| > < |FI1_Sony_E|✔️| > < |MR9_BT_B|✔️| > < |Sharp_MP_Field_1_B|✔️| > < |Sharp_MP_Field_2_B|✔️| > < |Sharp_MP_Field_3_B|✔️| > < |Sharp_MP_PAFF_1r2|✔️| > < |Sharp_MP_PAFF_2r|✔️| Above tests are related to interlace support. As of now, interlace support is not there in iris driver, as it is gradually evolving w.r.t enabling available hardware codecs. > > >> >> [...] >> >>> For Venus several tests crash the firmware or crash the device, >>> so test-suite was executed with extra: >> >> But this sounds way way worse >> >> [...] >> >>> For H.265: >>> >>> Only the main set was used on both platforms >>> >>> On Venus pass 135/147 >>> On Iris pass 133/147 >> >> [...] >> >>> For VP9 codec: >>> >>> On Venus pass 174/311 >>> On Iris pass 232/311 >> >> These two give me hope.. >> >> Ultimately, I think it's the right thing to do, if only to prevent the >> crashes you've described.. > > Yep. > Regards, Vikash