From: Jonas Karlman <jonas@kwiboo.se>
To: Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>, Heiko Stuebner <heiko@sntech.de>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>
Cc: Liu Ying <victor.liu@nxp.com>, Sandy Huang <hjc@rock-chips.com>,
Andy Yan <andy.yan@rock-chips.com>,
Chen-Yu Tsai <wens@kernel.org>,
Christian Hewitt <christianshewitt@gmail.com>,
Diederik de Haas <diederik@cknow-tech.com>,
Nicolas Frattaroli <nicolas.frattaroli@collabora.com>,
Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev,
imx@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: [PATCH v4 07/17] drm: bridge: dw_hdmi: Invalidate CEC phys addr from connector detect
Date: Mon, 4 May 2026 19:10:44 +0000 [thread overview]
Message-ID: <20260504191059.275928-8-jonas@kwiboo.se> (raw)
In-Reply-To: <20260504191059.275928-1-jonas@kwiboo.se>
Wait until the connector detect ops is called to invalidate CEC phys
addr instead of doing it directly from the irq handler.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
---
v4: No change
v3: No change
v2: Collect r-b tag
---
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 18 +++++++++++-------
1 file changed, 11 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index a287bf56bd9f..059f1d241fef 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -2472,7 +2472,17 @@ dw_hdmi_connector_detect(struct drm_connector *connector, bool force)
{
struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
connector);
- return dw_hdmi_detect(hdmi);
+ enum drm_connector_status status;
+
+ status = dw_hdmi_detect(hdmi);
+
+ if (status == connector_status_disconnected) {
+ mutex_lock(&hdmi->cec_notifier_mutex);
+ cec_notifier_phys_addr_invalidate(hdmi->cec_notifier);
+ mutex_unlock(&hdmi->cec_notifier_mutex);
+ }
+
+ return status;
}
static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
@@ -3099,12 +3109,6 @@ static irqreturn_t dw_hdmi_irq(int irq, void *dev_id)
phy_stat & HDMI_PHY_HPD,
phy_stat & HDMI_PHY_RX_SENSE);
- if ((phy_stat & (HDMI_PHY_RX_SENSE | HDMI_PHY_HPD)) == 0) {
- mutex_lock(&hdmi->cec_notifier_mutex);
- cec_notifier_phys_addr_invalidate(hdmi->cec_notifier);
- mutex_unlock(&hdmi->cec_notifier_mutex);
- }
-
if ((intr_stat & HDMI_IH_PHY_STAT0_HPD) &&
(phy_stat & HDMI_PHY_HPD))
status = connector_status_connected;
--
2.54.0
next prev parent reply other threads:[~2026-05-04 19:11 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-04 19:10 [PATCH v4 00/17] drm: bridge: dw_hdmi: Misc enable/disable, CEC and EDID cleanup Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 01/17] drm: bridge: dw_hdmi: Disable scrambler feature when not supported Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 02/17] drm: bridge: dw_hdmi: Only notify connected status on HPD interrupt Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 03/17] drm: bridge: dw_hdmi: Call poweron/poweroff from atomic enable/disable Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 04/17] drm: bridge: dw_hdmi: Use passed mode instead of stored previous_mode Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 05/17] drm: bridge: dw_hdmi: Fold poweron and setup functions Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 06/17] drm: bridge: dw_hdmi: Remove previous_mode and mode_set Jonas Karlman
2026-05-04 19:10 ` Jonas Karlman [this message]
2026-05-04 19:10 ` [PATCH v4 08/17] drm: bridge: dw_hdmi: Remove cec_notifier_mutex Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 09/17] drm: bridge: dw_hdmi: Extract dw_hdmi_connector_status_update() Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 10/17] drm: bridge: dw_hdmi: Use dw_hdmi_connector_status_update() Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 11/17] drm: bridge: dw_hdmi: Use display_info is_hdmi and has_audio Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 12/17] drm: bridge: dw_hdmi: Use generic CEC notifier helpers Jonas Karlman
2026-05-04 21:21 ` Neil Armstrong
2026-05-04 19:10 ` [PATCH v4 13/17] drm: bridge: dw_hdmi: Use delayed_work to debounce hotplug event Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 14/17] drm: bridge: dw_hdmi: Rework HDP and RXSENSE interrupt handling Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 15/17] drm: bridge: dw_hdmi: Remove the empty dw_hdmi_setup_rx_sense() Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 16/17] drm: bridge: dw_hdmi: Remove the empty dw_hdmi_phy_update_hpd() Jonas Karlman
2026-05-04 19:10 ` [PATCH v4 17/17] drm: bridge: dw_hdmi: Merge top and bottom half IRQ handlers Jonas Karlman
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