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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8dbf1c02d0sm827884766b.55.2026.02.02.02.23.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Feb 2026 02:23:35 -0800 (PST) Message-ID: <70517c7f-92c2-4b2d-ada9-9cf0fe9371a4@oss.qualcomm.com> Date: Mon, 2 Feb 2026 11:23:32 +0100 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 v4 4/5] media: qcom: iris: increase H265D_MAX_SLICE to fix H.265 decoding on SC7280 To: Dmitry Baryshkov , Vikash Garodia , 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 Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20260131-venus-iris-flip-switch-v4-0-e10b886771e1@oss.qualcomm.com> <20260131-venus-iris-flip-switch-v4-4-e10b886771e1@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260131-venus-iris-flip-switch-v4-4-e10b886771e1@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: Pvw7_MR59hcO7VFIa3DfZyZBzfDhmw4M X-Proofpoint-GUID: Pvw7_MR59hcO7VFIa3DfZyZBzfDhmw4M X-Authority-Analysis: v=2.4 cv=P4w3RyAu c=1 sm=1 tr=0 ts=69807b2b cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=BT5F1K3s8IvAzqF_nA4A:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAyMDA4NiBTYWx0ZWRfX73eQxFCD8oHZ SSSZ7GZ8aK+NxM0jun59UbxGFZSKKrDIR9Ufwvcssuovw/GXmnSIF1FEqvHHF9yjF4aTzFwZv5f GMmghDvi2kCrsaELTZiTR3JOwqBL3MLKJ3f8N53PZBzqYVP1337NjHB0TnH9v+dEZDvQRP4YQ8m Kzj/x6+Q4xWDGoUEChN7jgFJdibLosrAafGlYXh4KCb2bakpgZLFqIb0bDEfkxTwxpK0kR0ZZIH zk+A/f6pY3mKoZ7F63Ux2SfDDBRW9s20/SYCTx6ZnnAEPhz9jwolJrsuZtS/jLYNVLVct/6y7m2 Jkj/h84GoiSa9rXJN0Gt19Y+FgkhEgaWM7qNt5r2HY9ohtDPtYK18Q7LF+yk4j+bvwePYsSWXgz /YplnKLM1Lif1eXtkh8qF1ECYZWuet3HfUKCTDxbDyXnaZa6b1+hLCliwk36l526s5gqGWwLF4M pwgD3crUr6Rb6RY8ONg== 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=2026-02-02_03,2026-01-30_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 impostorscore=0 suspectscore=0 spamscore=0 clxscore=1015 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602020086 On 1/31/26 2:58 PM, Dmitry Baryshkov wrote: > Follow the commit bfe1326573ff ("venus: Fix for H265 decoding failure.") > and increase H265D_MAX_SLICE following firmware requirements on that > platform. Otherwise decoding of the H.265 streams fails withthe > "insufficient scratch_1 buffer size" from the firmware. > > Signed-off-by: Dmitry Baryshkov > --- Since it's matching venus: Reviewed-by: Konrad Dybcio As a side question, is there anything wrong if we allocate a buffer that's bigger (or say, vastly bigger) than what the fw expects? Like, if we allocated 10 GiB for $reasons, would the fw just happily take it? Konrad