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[188.155.192.147]) by smtp.gmail.com with ESMTPSA id d6sm3149960edr.21.2021.04.10.05.40.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 10 Apr 2021 05:40:12 -0700 (PDT) Subject: Re: [PATCH v5 04/16] memory: mtk-smi: Add device-link between smi-larb and smi-common To: Yong Wu , Matthias Brugger , Joerg Roedel , Rob Herring Cc: Evan Green , Robin Murphy , Tomasz Figa , Will Deacon , linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, youlin.pei@mediatek.com, Nicolas Boichat , Matthias Kaehlcke , anan.sun@mediatek.com, chao.hao@mediatek.com, ming-fan.chen@mediatek.com, yi.kuo@mediatek.com, eizan@chromium.org, acourbot@chromium.org References: <20210410091128.31823-1-yong.wu@mediatek.com> <20210410091128.31823-5-yong.wu@mediatek.com> From: Krzysztof Kozlowski Message-ID: Date: Sat, 10 Apr 2021 14:40:11 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 MIME-Version: 1.0 In-Reply-To: <20210410091128.31823-5-yong.wu@mediatek.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210410_054018_238982_38E42494 X-CRM114-Status: GOOD ( 15.78 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10/04/2021 11:11, Yong Wu wrote: > Normally, If the smi-larb HW need work, we should enable the smi-common > HW power and clock firstly. > This patch adds device-link between the smi-larb dev and the smi-common > dev. then If pm_runtime_get_sync(smi-larb-dev), the pm_runtime_get_sync > (smi-common-dev) will be called automatically. > > Also, Add DL_FLAG_STATELESS to avoid the smi-common clocks be gated when > probe. > > CC: Matthias Brugger > Suggested-by: Tomasz Figa > Signed-off-by: Yong Wu > --- > drivers/memory/mtk-smi.c | 19 ++++++++++--------- > 1 file changed, 10 insertions(+), 9 deletions(-) I understood this is a dependency for other patches, so: Acked-by: Krzysztof Kozlowski If I am wrong and I can take it via memory tree, let me know. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel