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[62.248.207.242]) by smtp.gmail.com with ESMTPSA id b9sm302732ljq.137.2021.10.14.09.54.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 14 Oct 2021 09:54:31 -0700 (PDT) Subject: Re: Revert "arm64: dts: qcom: sm8250: remove bus clock from the mdss node for sm8250 target" To: Dmitry Baryshkov , Andy Gross , Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar , Rob Herring Cc: Jonathan Marek , Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, Amit Pundir References: <20211014135410.4136412-1-dmitry.baryshkov@linaro.org> From: Vladimir Zapolskiy Message-ID: <3af41112-7ccd-5da8-c189-3ed8d22273c0@linaro.org> Date: Thu, 14 Oct 2021 19:54:30 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.1 MIME-Version: 1.0 In-Reply-To: <20211014135410.4136412-1-dmitry.baryshkov@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Hi Dmitry, On 10/14/21 4:54 PM, Dmitry Baryshkov wrote: > From: Amit Pundir > > This reverts commit 001ce9785c0674d913531345e86222c965fc8bf4. > > This upstream commit broke AOSP (post Android 12 merge) build > on RB5. The device either silently crashes into USB crash mode > after android boot animation or we see a blank blue screen > with following dpu errors in dmesg: > > [ T444] hw recovery is not complete for ctl:3 > [ T444] [drm:dpu_encoder_phys_vid_prepare_for_kickoff:539] [dpu error]enc31 intf1 ctl 3 reset failure: -22 > [ T444] [drm:dpu_encoder_phys_vid_wait_for_commit_done:513] [dpu error]vblank timeout > [ T444] [drm:dpu_kms_wait_for_commit_done:454] [dpu error]wait for commit done returned -110 > [ C7] [drm:dpu_encoder_frame_done_timeout:2127] [dpu error]enc31 frame done timeout > [ T444] [drm:dpu_encoder_phys_vid_wait_for_commit_done:513] [dpu error]vblank timeout > [ T444] [drm:dpu_kms_wait_for_commit_done:454] [dpu error]wait for commit done returned -110 > > Signed-off-by: Amit Pundir your sob tag is missing. > --- > arch/arm64/boot/dts/qcom/sm8250.dtsi | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi > index 8c15d9fed08f..d12e4cbfc852 100644 > --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi > +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi > @@ -2590,9 +2590,10 @@ > power-domains = <&dispcc MDSS_GDSC>; > > clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>, > + <&gcc GCC_DISP_HF_AXI_CLK>, > <&gcc GCC_DISP_SF_AXI_CLK>, > <&dispcc DISP_CC_MDSS_MDP_CLK>; > - clock-names = "iface", "nrt_bus", "core"; > + clock-names = "iface", "bus", "nrt_bus", "core"; > > assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>; > assigned-clock-rates = <460000000>; > -- Best wishes, Vladimir