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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ac23973a74bsm455697666b.123.2025.03.08.09.44.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 08 Mar 2025 09:44:37 -0800 (PST) Message-ID: <028cb159-badd-4dfc-8a67-35f12cb1a720@oss.qualcomm.com> Date: Sat, 8 Mar 2025 18:44:35 +0100 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 4/8] media: platform: venus: Add optional LLCC path To: Bryan O'Donoghue , Stanimir Varbanov , Vikash Garodia , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Bjorn Andersson Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold References: <20250304-b4-linux-media-comitters-sc8280xp-venus-v1-0-279c7ea55493@linaro.org> <20250304-b4-linux-media-comitters-sc8280xp-venus-v1-4-279c7ea55493@linaro.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250304-b4-linux-media-comitters-sc8280xp-venus-v1-4-279c7ea55493@linaro.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=G8bmE8k5 c=1 sm=1 tr=0 ts=67cc8208 cx=c_pps a=7E5Bxpl4vBhpaufnMqZlrw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Vs1iUdzkB0EA:10 a=VwQbUJbxAAAA:8 a=KKAkSRfTAAAA:8 a=lSgUl_dL9m1uDwSaNSYA:9 a=QEXdDO2ut3YA:10 a=pJ04lnu7RYOZP9TFuWaZ:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-GUID: 07fBcGimof5kX6uMswpc-66vKCMZZdsM X-Proofpoint-ORIG-GUID: 07fBcGimof5kX6uMswpc-66vKCMZZdsM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1093,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-08_07,2025-03-07_03,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 phishscore=0 malwarescore=0 mlxscore=0 suspectscore=0 clxscore=1015 bulkscore=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 spamscore=0 impostorscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503080136 On 4.03.2025 2:07 PM, Bryan O'Donoghue wrote: > From: Konrad Dybcio > > Some newer SoCs (such as SM8350) have a third interconnect path. Add > it and make it optional. > > Signed-off-by: Konrad Dybcio > Link: https://lore.kernel.org/r/20230731-topic-8280_venus-v1-4-8c8bbe1983a5@linaro.org > Signed-off-by: Johan Hovold > Signed-off-by: Bryan O'Donoghue > --- I'm not sure this is any useful without additional code after all, as the LLCC path is a subset of the DDR path, the downstream driver likely just increases the bw to LLC itself which then may be a bit more slowly Konrad