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[104.57.184.186]) by smtp.gmail.com with ESMTPSA id n2-20020a4ae742000000b00444f26822e5sm454337oov.10.2022.08.09.20.47.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Aug 2022 20:47:35 -0700 (PDT) From: Bjorn Andersson To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Rob Herring , Krzysztof Kozlowski , Stephen Boyd , Kuogee Hsieh , Sankeerth Billakanti Cc: Sean Paul , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/7] drm/msm/dp: Support for external displays Date: Tue, 9 Aug 2022 20:50:06 -0700 Message-Id: <20220810035013.3582848-1-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 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_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham 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 Introduce support for DisplayPort on SDM845 and SC8280XP, followed by introduction of drm_bridge based HPD handling. The version of these patches are restarted, as the previous drm_connector_oob_hotplug_event()-based approach was abandoned and this only barely resembles that effort. In this effort the HPD handling is based on the reliance of the hpd_notify() being invoked by a downstream (next_bridge) drm_bridge implementation, such as the standard display-connector, or a something like an USB Type-C controller implementation. Bjorn Andersson (7): dt-bindings: msm/dp: Add SDM845 and SC8280XP compatibles drm/msm/dp: Stop using DP id as index in desc drm/msm/dp: Add DP and EDP compatibles for SC8280XP drm/msm/dp: Add SDM845 DisplayPort instance drm/msm/dp: Implement hpd_notify() drm/msm/dp: Don't enable HPD interrupts for edp drm/msm/dp: HPD handling relates to next_bridge .../bindings/display/msm/dp-controller.yaml | 3 + drivers/gpu/drm/msm/dp/dp_display.c | 136 +++++++++++------- drivers/gpu/drm/msm/dp/dp_display.h | 1 + drivers/gpu/drm/msm/dp/dp_drm.c | 3 + drivers/gpu/drm/msm/dp/dp_drm.h | 2 + drivers/gpu/drm/msm/msm_drv.h | 1 + 6 files changed, 92 insertions(+), 54 deletions(-) -- 2.35.1