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[2001:14ba:a0c3:3a00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-332382a6f74sm13281731fa.20.2025.08.03.04.53.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Aug 2025 04:53:59 -0700 (PDT) From: Dmitry Baryshkov Date: Sun, 03 Aug 2025 14:53:51 +0300 Subject: [PATCH RESEND 1/2] drm/bridge: add connector argument to .hpd_notify callback 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: <20250803-lt9611uxc-hdmi-v1-1-cb9ce1793acf@oss.qualcomm.com> References: <20250803-lt9611uxc-hdmi-v1-0-cb9ce1793acf@oss.qualcomm.com> In-Reply-To: <20250803-lt9611uxc-hdmi-v1-0-cb9ce1793acf@oss.qualcomm.com> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Tomi Valkeinen Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Dmitry Baryshkov X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=4403; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=DqScOxpZEjas1EiNHxjLEq5FN9iLRQvzJiWpGwrXHf0=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBoj03TORatWDOhTPjdc70eBEsioKoAJxcth/ivq 6H3TOAa2NaJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaI9N0wAKCRCLPIo+Aiko 1QxoB/4i8bbQq2ZRNNqvbwxjSBbSZKHD3rqd1LvOlKVXxTCw9xRz7M59eO61jbwviaJTjcUWHtr nat0Tkw4bP4fyurXtBFoiOk5cjelwMu530WZgg72N7d4pTcMgIaNVqiOVnXdSybVb57migXZRtW ahHeSSx7JKf534W/gUtiNJ5HZV1UEIDs8AVUPdLYZ34oZ3rcwTPS0PnFafnn9n0/GDPT5WUE2JR 1aPLLB5OixRNVZW19DBu7pO7f6V8vgUkBVwmVlApeKGve4pHDLA9H4ASGTTie+Mf/kPC+y3YDFu r8DUxHju5Qzz75JBY5gJEUuBL4zPUX+E/EF/F/p89lW3t9qW X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Authority-Analysis: v=2.4 cv=MNBgmNZl c=1 sm=1 tr=0 ts=688f4ddd cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=EUspDBNiAAAA:8 a=H7fCCF_eaumybVcuHoAA:9 a=QEXdDO2ut3YA:10 a=NFOGd7dJGGMPyQGDc5-O:22 X-Proofpoint-ORIG-GUID: sSnrk97z24Nljv85l5_qd3Kkhv3c7dCk X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODAzMDA4MCBTYWx0ZWRfX24HZp8ILQ7wa OYmMTjr9Owkzwd8VCN+zZQVVQyDN3fva/E04HwnTebrv3cg0rXhaxZg7FoemqMsJEuU/mwgh9k/ 7D5cBXVVJyv8gDl9ZG82jnHXCZiIYGQb3wGA25/K/NmPgjYQUl8RyBJTUuFAzwghkkFtUsY9QMQ BxtVVUXorzWJerRehkMpVtWzZhYJ/awoTMpRvE92+sR0KqK2amkVwjeQWqTPcPr9SzxNqDdUtmF aQug7K6vqrEiW39fQ5H9+q1CjBTVvtHfc37Khr+CuKvw+sTt1c994LeYjtEGSCceu0sOHUl8Fmk R99xw5Jw4V6FRzLxsNX9uobeokNXVK5iTAdlm4sF0ZsvQItu4PAb9kT2Mu4FDwSMap9XnWZxinS +Zpr0XTSIjR/q3sgsPpHH8SL5zfWH1C8xeGj/dNIEgdQ6xFKb+5tyqozyXtsbyCIw+4M9MAM X-Proofpoint-GUID: sSnrk97z24Nljv85l5_qd3Kkhv3c7dCk 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=2025-08-03_03,2025-08-01_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 malwarescore=0 phishscore=0 mlxlogscore=999 suspectscore=0 spamscore=0 mlxscore=0 priorityscore=1501 clxscore=1015 adultscore=0 lowpriorityscore=0 bulkscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2508030080 Drivers might need to update DRM connector in the drm_bridge_funcs.hpd_notify callback (e.g. it might be necessary to update EDID before setting ELD). Add corresponding argument to the callback. Signed-off-by: Dmitry Baryshkov Reviewed-by: Neil Armstrong --- drivers/gpu/drm/display/drm_bridge_connector.c | 2 +- drivers/gpu/drm/meson/meson_encoder_hdmi.c | 1 + drivers/gpu/drm/msm/dp/dp_display.c | 3 ++- drivers/gpu/drm/msm/dp/dp_drm.h | 3 ++- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 1 + include/drm/drm_bridge.h | 1 + 6 files changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c b/drivers/gpu/d= rm/display/drm_bridge_connector.c index 5eb7e9bfe36116c9618cd3773f1c01e7ebb573be..f2fd277d694b8c959f913517ff5= 861b777d8a9dd 100644 --- a/drivers/gpu/drm/display/drm_bridge_connector.c +++ b/drivers/gpu/drm/display/drm_bridge_connector.c @@ -141,7 +141,7 @@ static void drm_bridge_connector_hpd_notify(struct drm_= connector *connector, /* Notify all bridges in the pipeline of hotplug events. */ drm_for_each_bridge_in_chain(bridge_connector->encoder, bridge) { if (bridge->funcs->hpd_notify) - bridge->funcs->hpd_notify(bridge, status); + bridge->funcs->hpd_notify(bridge, connector, status); } } =20 diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.c b/drivers/gpu/drm/m= eson/meson_encoder_hdmi.c index 8205ee56a691ee7d166b16cfce6932d0308fe6c4..a665c9036878c1e879b7bd88df1= d523658fe8849 100644 --- a/drivers/gpu/drm/meson/meson_encoder_hdmi.c +++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.c @@ -323,6 +323,7 @@ static int meson_encoder_hdmi_atomic_check(struct drm_b= ridge *bridge, } =20 static void meson_encoder_hdmi_hpd_notify(struct drm_bridge *bridge, + struct drm_connector *connector, enum drm_connector_status status) { struct meson_encoder_hdmi *encoder_hdmi =3D bridge_to_meson_encoder_hdmi(= bridge); diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/d= p_display.c index d87d47cc7ec3eb757ac192c411000bc50b824c59..0676b3423abcb31ac3ea6e62694= 73764786133ed 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -1774,7 +1774,8 @@ void msm_dp_bridge_hpd_disable(struct drm_bridge *bri= dge) } =20 void msm_dp_bridge_hpd_notify(struct drm_bridge *bridge, - enum drm_connector_status status) + struct drm_connector *connector, + enum drm_connector_status status) { struct msm_dp_bridge *msm_dp_bridge =3D to_dp_bridge(bridge); struct msm_dp *msm_dp_display =3D msm_dp_bridge->msm_dp_display; diff --git a/drivers/gpu/drm/msm/dp/dp_drm.h b/drivers/gpu/drm/msm/dp/dp_dr= m.h index d8c9b905f8bfb5abe47c1cb26d17bc605e3e1ba6..9eb3431dd93adf096f45b6d9819= 67734bc8a2b0c 100644 --- a/drivers/gpu/drm/msm/dp/dp_drm.h +++ b/drivers/gpu/drm/msm/dp/dp_drm.h @@ -40,6 +40,7 @@ void msm_dp_bridge_mode_set(struct drm_bridge *drm_bridge, void msm_dp_bridge_hpd_enable(struct drm_bridge *bridge); void msm_dp_bridge_hpd_disable(struct drm_bridge *bridge); void msm_dp_bridge_hpd_notify(struct drm_bridge *bridge, - enum drm_connector_status status); + struct drm_connector *connector, + enum drm_connector_status status); =20 #endif /* _DP_DRM_H_ */ diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/= dss/hdmi4.c index 3cd612af24498b057c33eaecb3d43c8df76cd23e..29b2dfb90b5fa3b137d05725d65= a1cccb9cd1345 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -428,6 +428,7 @@ static void hdmi4_bridge_disable(struct drm_bridge *bri= dge, } =20 static void hdmi4_bridge_hpd_notify(struct drm_bridge *bridge, + struct drm_connector *connector, enum drm_connector_status status) { struct omap_hdmi *hdmi =3D drm_bridge_to_hdmi(bridge); diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h index 8ed80cad77ec4b40d0aa6159e802a2839d5b8792..1e73d72c55426ec21905070a13b= 44aa36b02e023 100644 --- a/include/drm/drm_bridge.h +++ b/include/drm/drm_bridge.h @@ -730,6 +730,7 @@ struct drm_bridge_funcs { * controllers for HDMI bridges. */ void (*hpd_notify)(struct drm_bridge *bridge, + struct drm_connector *connector, enum drm_connector_status status); =20 /** --=20 2.39.5