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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-31c23006d72sm5202274a91.1.2025.07.11.17.58.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Jul 2025 17:58:46 -0700 (PDT) From: Jessica Zhang Date: Fri, 11 Jul 2025 17:58:18 -0700 Subject: [PATCH 13/19] drm/msm/dp: Drop ST_DISCONNECTED Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250711-hpd-refactor-v1-13-33cbac823f34@oss.qualcomm.com> References: <20250711-hpd-refactor-v1-0-33cbac823f34@oss.qualcomm.com> In-Reply-To: <20250711-hpd-refactor-v1-0-33cbac823f34@oss.qualcomm.com> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , Jessica Zhang Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Yongxing Mou X-Mailer: b4 0.15-dev-a9b2a X-Developer-Signature: v=1; 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@@ -526,8 +525,6 @@ static int msm_dp_display_handle_port_status_changed(st= ruct msm_dp_display_priva } else { if (!dp->msm_dp_display.connected) { rc =3D msm_dp_display_process_hpd_high(dp); - if (rc) - dp->hpd_state =3D ST_DISCONNECTED; dp->msm_dp_display.connected =3D true; } } @@ -608,7 +605,6 @@ static int msm_dp_hpd_plug_handle(struct msm_dp_display= _private *dp, u32 data) =20 ret =3D msm_dp_display_usbpd_configure_cb(&pdev->dev); if (ret) { /* link train failed */ - dp->hpd_state =3D ST_DISCONNECTED; dp->msm_dp_display.connected =3D false; pm_runtime_put_sync(&pdev->dev); } @@ -669,12 +665,6 @@ static int msm_dp_hpd_unplug_handle(struct msm_dp_disp= lay_private *dp, u32 data) */ msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); =20 - if (!dp->msm_dp_display.power_on) { - dp->hpd_state =3D ST_DISCONNECTED; - } else { - dp->hpd_state =3D ST_DISCONNECT_PENDING; - } - /* signal the disconnect event early to ensure proper teardown */ msm_dp_display_handle_plugged_change(&dp->msm_dp_display, false); =20 @@ -1628,7 +1618,6 @@ void msm_dp_bridge_atomic_post_disable(struct drm_bri= dge *drm_bridge, { struct msm_dp_bridge *msm_dp_bridge =3D to_dp_bridge(drm_bridge); struct msm_dp *dp =3D msm_dp_bridge->msm_dp_display; - u32 hpd_state; struct msm_dp_display_private *msm_dp_display; =20 msm_dp_display =3D container_of(dp, struct msm_dp_display_private, msm_dp= _display); @@ -1643,12 +1632,6 @@ void msm_dp_bridge_atomic_post_disable(struct drm_br= idge *drm_bridge, =20 msm_dp_display_disable(msm_dp_display); =20 - hpd_state =3D msm_dp_display->hpd_state; - if (hpd_state =3D=3D ST_DISCONNECT_PENDING) { - /* completed disconnection */ - msm_dp_display->hpd_state =3D ST_DISCONNECTED; - } - drm_dbg_dp(dp->drm_dev, "type=3D%d Done\n", dp->connector_type); =20 pm_runtime_put_sync(&dp->pdev->dev); --=20 2.50.1