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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-241d1ef678dsm219865355ad.39.2025.08.08.17.35.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Aug 2025 17:35:43 -0700 (PDT) From: Jessica Zhang Date: Fri, 08 Aug 2025 17:35:18 -0700 Subject: [PATCH v2 06/12] drm/msm/dp: Use drm_bridge_hpd_notify() 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: <20250808-hpd-refactor-v2-6-7f4e1e741aa3@oss.qualcomm.com> References: <20250808-hpd-refactor-v2-0-7f4e1e741aa3@oss.qualcomm.com> In-Reply-To: <20250808-hpd-refactor-v2-0-7f4e1e741aa3@oss.qualcomm.com> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , Jessica Zhang , Kuogee Hsieh 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; a=ed25519-sha256; t=1754699734; l=2470; i=jessica.zhang@oss.qualcomm.com; s=20230329; h=from:subject:message-id; bh=29HYP/DXnl5EwK/8eh4LDOHT+urC513pYg2fM9mWL2U=; b=hUDrHjRGa0KSwFA/brYTaqQ3aB1uEyojqFJUPg/WEOdZZ0zMPAQBmtvg12Q6ggaRIFRwqN2hA NgI6QAvH7kCA9iTY0rUfx519/9SnrO0gy/ydRL5EGu4CCUm7Fs+e6Ka X-Developer-Key: i=jessica.zhang@oss.qualcomm.com; a=ed25519; pk=gAUCgHZ6wTJOzQa3U0GfeCDH7iZLlqIEPo4rrjfDpWE= X-Authority-Analysis: v=2.4 cv=TJpFS0la c=1 sm=1 tr=0 ts=689697e1 cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=EUspDBNiAAAA:8 a=vUZxlgmVQAOzQBO0PGoA:9 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-GUID: Dg25MCErl5KM5mBXx3jjQl4LGI5t0e2y X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODA3MDA0NiBTYWx0ZWRfX3BiHui2Dkgnk zb/e7DMgqQ0MokZIyOjVlRz2eDom33QGcML4261QSr7PEQhvGWr+ifK6uL8hJO/5tM6h9nuipU9 9OM5iNR2kVZ0L2B/yCPb+eDtC6B6t0d4AFJdnDXNbLwwfK647uaH2ROJmHE8hmOJTcwMlqkj9R4 Uj87NYYyjcJuyn/PCuOQ9sAaekMhXZChIMFN5SV1RXV0O4fE3gygJrVsY45Kp1Epy07rUHaLRx5 Xe4fa8dU5e11ucfPCY1ZlJQSmpxVtODNVyxGr+AOpZdkp0j8Hnn+dJkOG/aqLQtZFtvEv+mdSO6 vscgvFjviVU1P5Jore6Q4ZZiGiOKV5VEZMstTWV2deJPU0eKvDqp4D95qGsdEny9QrJkRje8l3c bB7gVAN2 X-Proofpoint-ORIG-GUID: Dg25MCErl5KM5mBXx3jjQl4LGI5t0e2y X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-08_08,2025-08-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 adultscore=0 spamscore=0 malwarescore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508070046 Call drm_bridge_hpd_notify() instead of drm_helper_hpd_irq_event(). This way, we can directly call hpd_notify() via the bridge connector. Signed-off-by: Jessica Zhang --- drivers/gpu/drm/msm/dp/dp_display.c | 17 +++++------------ drivers/gpu/drm/msm/dp/dp_display.h | 1 + drivers/gpu/drm/msm/dp/dp_drm.c | 2 ++ 3 files changed, 8 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/d= p_display.c index 55fe8c95657e..8779bcd1b27c 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -333,17 +333,6 @@ static const struct component_ops msm_dp_display_comp_= ops =3D { .unbind =3D msm_dp_display_unbind, }; =20 -static void msm_dp_display_send_hpd_event(struct msm_dp *msm_dp_display) -{ - struct msm_dp_display_private *dp; - struct drm_connector *connector; - - dp =3D container_of(msm_dp_display, struct msm_dp_display_private, msm_dp= _display); - - connector =3D dp->msm_dp_display.connector; - drm_helper_hpd_irq_event(connector->dev); -} - static int msm_dp_display_send_hpd_notification(struct msm_dp_display_priv= ate *dp, bool hpd) { @@ -367,7 +356,11 @@ static int msm_dp_display_send_hpd_notification(struct= msm_dp_display_private *d =20 drm_dbg_dp(dp->drm_dev, "type=3D%d hpd=3D%d\n", dp->msm_dp_display.connector_type, hpd); - msm_dp_display_send_hpd_event(&dp->msm_dp_display); + + drm_bridge_hpd_notify(dp->msm_dp_display.bridge, + hpd ? + connector_status_connected : + connector_status_disconnected); =20 return 0; } diff --git a/drivers/gpu/drm/msm/dp/dp_display.h b/drivers/gpu/drm/msm/dp/d= p_display.h index cc6e2cab36e9..60094061c102 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.h +++ b/drivers/gpu/drm/msm/dp/dp_display.h @@ -16,6 +16,7 @@ struct msm_dp { struct platform_device *pdev; struct drm_connector *connector; struct drm_bridge *next_bridge; + struct drm_bridge *bridge; bool link_ready; bool audio_enabled; bool power_on; diff --git a/drivers/gpu/drm/msm/dp/dp_drm.c b/drivers/gpu/drm/msm/dp/dp_dr= m.c index e4622c85fb66..f935093c4df4 100644 --- a/drivers/gpu/drm/msm/dp/dp_drm.c +++ b/drivers/gpu/drm/msm/dp/dp_drm.c @@ -340,6 +340,8 @@ int msm_dp_bridge_init(struct msm_dp *msm_dp_display, s= truct drm_device *dev, } } =20 + msm_dp_display->bridge =3D bridge; + return 0; } =20 --=20 2.50.1