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Sun, 05 Oct 2025 23:21:25 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFGDksJqEPnSCh/NIBWbkuUWFPnHcA9o8p5jALbq1jKgZg83zpF/wA8wpZbS8GZG8Ail/L3Gw== X-Received: by 2002:a17:902:ef09:b0:261:6d61:f28d with SMTP id d9443c01a7336-28e9a645b1amr126922195ad.50.1759731684742; Sun, 05 Oct 2025 23:21:24 -0700 (PDT) Received: from [10.204.101.149] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-339a6ff0d4esm15497887a91.17.2025.10.05.23.21.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 05 Oct 2025 23:21:24 -0700 (PDT) Message-ID: <66d3b851-5b29-ca88-53de-a4126c2b5366@oss.qualcomm.com> Date: Mon, 6 Oct 2025 11:51:19 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH 1/2] media: iris: Add support for QC08C format for decoder Content-Language: en-US To: Bryan O'Donoghue , Neil Armstrong , Vikash Garodia , Abhinav Kumar , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250919-video-iris-ubwc-enable-v1-0-000d11edafd8@oss.qualcomm.com> <20250919-video-iris-ubwc-enable-v1-1-000d11edafd8@oss.qualcomm.com> <27e36fdb-3107-4e7b-b402-fd72ea5c4d61@kernel.org> <5e7f20ee-7960-4a1b-bbf2-b5f5330e1527@linaro.org> From: Dikshita Agarwal In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDA0MDAxNyBTYWx0ZWRfX2hi0SxVDENFQ NpAyAfQjaPS26ePFdTt8emjj6EENSp9jOYJ19TutGWV+SW2yorv8LjQn75awlc3rTV8NzM5KdT0 1CFd5hMceRgg4av53VGzHBACzD+uOWzmcuX9XaBvtkcE43hZbqpOBWUio8yHqnBDbyBdW7dTJq1 JRCQFaHSBueM9xLMWNsITwsDHt+VCIxbrf8bcbfENzwctvnXBH7C+ipX9u4UR61m3a7NkEjlLi5 GussEw3gx0dn8MKbH0GY22afsJ1zeFuo5aniq2QuI3ARS+PlLDr3tu5eFWyD6jSxoHREW1bH4/u qpinldXWFiuVRcxzuatqOGHaVCFwXjah5MCN1/wqOBOPiA3rqve6XxoSZcdGVrFfKhYLzvK46// 3BYgjpTZqe8FW6NcQtUTomzJS5Lvpw== X-Authority-Analysis: v=2.4 cv=do3Wylg4 c=1 sm=1 tr=0 ts=68e35fe6 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=x6icFKpwvdMA:10 a=VwQbUJbxAAAA:8 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=VHB8iGSYPZFVdnVCWEgA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-GUID: aafKAVG1wsWc9qlaq5d0rE8UrhYPcs6J X-Proofpoint-ORIG-GUID: aafKAVG1wsWc9qlaq5d0rE8UrhYPcs6J X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-06_02,2025-10-02_03,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 malwarescore=0 spamscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2509150000 definitions=main-2510040017 On 10/1/2025 8:34 PM, Bryan O'Donoghue wrote: > On 01/10/2025 09:36, Neil Armstrong wrote: >> On 9/24/25 15:28, Bryan O'Donoghue wrote: >>> On 19/09/2025 16:47, Dikshita Agarwal wrote: >>>> Introduce handling for the QC08C format in the decoder. >>>> Update format checks and configuration to enable decoding of QC08C >>>> streams. >>> >>> Since QC08C is a Qualcomm specific pixel format, you should detail in >>> your commit log exactly what the packing/ordering of pixels is. >>> >>> In other words tell the reader more about QC08C. >> >> This has been upstreamed 3y ago for venus, which is the same as iris: >> https://lore.kernel.org/all/20220117155559.234026-1-stanimir.varbanov@linaro.org/ >> >> No need to re-explain it for iris, the format is the same. >> >> Neil > Yeah no, at a minimum the explanation of NV12 + UBWC should appear in the > commit log for this format. Please see [1] in case it was missed [1]: https://lore.kernel.org/linux-media/10bb819d-105b-5471-b3a6-774fce134eb6@oss.qualcomm.com/ Thanks, Dikshita > > thx > --- > bod