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([2a00:f502:160:4e2:a099:cad9:2ecd:93de]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-67ef0b6a11asm1820101a12.8.2026.05.09.07.43.43 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 09 May 2026 07:43:47 -0700 (PDT) Message-ID: <1ee77cbb-9894-4b16-ae2b-8e9035fd6cd5@gmail.com> Date: Sat, 9 May 2026 17:43:42 +0300 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 v5 5/8] clk: qcom: gcc-msm8939: mark Venus core GDSCs as hardware controlled To: Bryan O'Donoghue , Vikash Garodia , Dikshita Agarwal , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , =?UTF-8?Q?Andr=C3=A9_Apitzsch?= , Bjorn Andersson , Konrad Dybcio , Michael Turquette , Stephen Boyd , Brian Masney Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org References: <20260507-msm8939-venus-rfc-v5-0-d7b5ea2ce591@gmail.com> <17c4626e-8926-4cad-842d-a1b171d1e962@kernel.org> <4f1ab5b8-3bfe-43a6-8b91-317456188544@gmail.com> <7df3bff7-b872-4b20-8e7c-698157a41f33@kernel.org> <18998766-62fe-4a5e-95d8-1bfae712d8fb@gmail.com> <614a087d-d219-49cb-85ee-772044558649@kernel.org> <0cee27b6-f566-4958-8634-2c43e099281e@gmail.com> <-hM6afm_Cu_8Cha9U-hrlrg6CGDEb5D3PFpPPCfIh-QgkdFJp_r0Ah9k1dvAF4zkju2dPc3FZJxvOA4V4hupAA==@protonmail.internalid> <69f9a6b7-7431-442a-82a2-6305635a508a@gmail.com> <9bf43e04-f834-45b6-8942-bcae2e480371@kernel.org> Content-Language: en-US From: Erikas Bitovtas In-Reply-To: <9bf43e04-f834-45b6-8942-bcae2e480371@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit > OTOH if Core1 can't be coaxed into working in either mode, we are better > off either holding off on this series until the breakages is root caused > or leaving out Core1 entirely for now. > > i.e. there is no utility in declaring an encoder or decoder to userspace > that is known to be broken. > Last time I tried to enable only 1 of the cores, the following would happen: - If core0 is enabled, HEVC decoding would work, but not the other codecs. - If core1 is enabled, the rest of codecs would work, but not HEVC. Given we don't really have a way to power up a core based on which codec we are dealing with, I suggest we leave both cores in the binding and enable them indiscriminately.