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Tue, 10 Oct 2023 05:17:41 -0700 (PDT) Received: from [192.168.1.172] ([93.5.22.158]) by smtp.gmail.com with ESMTPSA id k16-20020a1709062a5000b0099315454e76sm8293803eje.211.2023.10.10.05.17.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 10 Oct 2023 05:17:41 -0700 (PDT) Message-ID: <3500ad51-b220-41f7-926f-bb5b9d415698@baylibre.com> Date: Tue, 10 Oct 2023 14:17:40 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] media: platform: mtk-mdp3: Use devicetree phandle to retrieve SCP Content-Language: en-US To: AngeloGioacchino Del Regno , mchehab@kernel.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, matthias.bgg@gmail.com, moudy.ho@mediatek.com, hverkuil-cisco@xs4all.nl, sakari.ailus@linux.intel.com, u.kleine-koenig@pengutronix.de, linqiheng@huawei.com, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, wenst@chromium.org References: <20231005104905.120544-1-angelogioacchino.delregno@collabora.com> <20231005104905.120544-3-angelogioacchino.delregno@collabora.com> From: Alexandre Mergnat In-Reply-To: <20231005104905.120544-3-angelogioacchino.delregno@collabora.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231010_051743_672439_57DF9170 X-CRM114-Status: UNSURE ( 8.08 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Reviewed-by: Alexandre Mergnat On 05/10/2023 12:49, AngeloGioacchino Del Regno wrote: > Instead of walking the entire parent node for something that has the > right compatible, use the scp_get() function provided by the MediaTek > SCP remoteproc driver to retrieve a handle to mtk_scp through the > devicetree "mediatek,scp" (phandle) property. In case of multi-core SCP, > this also allows to select a specific core. -- Regards, Alexandre