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[2001:14ba:a0db:1f00::8a5]) by smtp.gmail.com with ESMTPSA id v9-20020a2e87c9000000b002b6b4424a28sm487934ljj.13.2023.07.11.07.22.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 07:22:02 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Marijn Suijten , David Airlie , Daniel Vetter , Jessica Zhang Cc: quic_abhinavk@quicinc.com, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] drm/msm/dsi: Enable BURST_MODE for command mode for DSI 6G v1.3+ Date: Tue, 11 Jul 2023 17:21:52 +0300 Message-Id: <168908465039.1869384.13751958187068298061.b4-ty@linaro.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230608-b4-add-burst-mode-v2-1-2ff468457d46@quicinc.com> References: <20230608-b4-add-burst-mode-v2-1-2ff468457d46@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 27 Jun 2023 13:31:45 -0700, Jessica Zhang wrote: > During a frame transfer in command mode, there could be frequent > LP11 <-> HS transitions when multiple DCS commands are sent mid-frame or > if the DSI controller is running on slow clock and is throttled. To > minimize frame latency due to these transitions, it is recommended to > send the frame in a single burst. > > This feature is supported for DSI 6G 1.3 and above, thus enable burst > mode if supported. > > [...] Applied, thanks! [1/1] drm/msm/dsi: Enable BURST_MODE for command mode for DSI 6G v1.3+ https://gitlab.freedesktop.org/lumag/msm/-/commit/4ac447e89e71 Best regards, -- Dmitry Baryshkov