From: Luca Ceresoli <luca.ceresoli@bootlin.com>
To: Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>,
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>, Miguel Ojeda <ojeda@kernel.org>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <nick.desaulniers+lkml@gmail.com>,
Bill Wendling <morbo@google.com>,
Justin Stitt <justinstitt@google.com>,
Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Cc: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
Chaoyi Chen <chaoyi.chen@rock-chips.com>,
Hui Pu <Hui.Pu@gehealthcare.com>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev, Luca Ceresoli <luca.ceresoli@bootlin.com>
Subject: [PATCH v2 9/9] drm/omap: use drm_for_each_bridge_in_chain_from()
Date: Fri, 08 Aug 2025 16:49:16 +0200 [thread overview]
Message-ID: <20250808-drm-bridge-alloc-getput-for_each_bridge-v2-9-edb6ee81edf1@bootlin.com> (raw)
In-Reply-To: <20250808-drm-bridge-alloc-getput-for_each_bridge-v2-0-edb6ee81edf1@bootlin.com>
Use drm_for_each_bridge_in_chain_from _scoped() instead of an open-coded
loop based on drm_bridge_get_next_bridge() to ensure the bridge being
looped on is refcounted and simplify the driver code.
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
---
drivers/gpu/drm/omapdrm/omap_encoder.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c
index 4dd05bc732daebcedbfcbbc9ba7dffee7415bdfc..195715b162e38ea0cd0870f3dd79342a8cbf218b 100644
--- a/drivers/gpu/drm/omapdrm/omap_encoder.c
+++ b/drivers/gpu/drm/omapdrm/omap_encoder.c
@@ -77,7 +77,6 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder,
struct omap_dss_device *output = omap_encoder->output;
struct drm_device *dev = encoder->dev;
struct drm_connector *connector;
- struct drm_bridge *bridge;
struct videomode vm = { 0 };
u32 bus_flags;
@@ -97,8 +96,7 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder,
*
* A better solution is to use DRM's bus-flags through the whole driver.
*/
- for (bridge = output->bridge; bridge;
- bridge = drm_bridge_get_next_bridge(bridge)) {
+ drm_for_each_bridge_in_chain_from(output->bridge, bridge) {
if (!bridge->timings)
continue;
--
2.50.1
next prev parent reply other threads:[~2025-08-08 14:49 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-08 14:49 [PATCH v2 0/9] drm/bridge: get/put the bridge when looping over the encoder chain Luca Ceresoli
2025-08-08 14:49 ` [PATCH v2 1/9] drm/display: bridge-connector: use scope-specific variable for the bridge pointer Luca Ceresoli
2025-08-19 13:43 ` Maxime Ripard
2025-08-08 14:49 ` [PATCH v2 2/9] drm/display: bridge-connector: remove unused variable assignment Luca Ceresoli
2025-08-19 13:43 ` Maxime Ripard
2025-08-08 14:49 ` [PATCH v2 3/9] drm/bridge: add drm_for_each_bridge_in_chain_scoped() Luca Ceresoli
2025-08-19 13:47 ` Maxime Ripard
2025-08-19 16:01 ` Luca Ceresoli
2025-08-20 9:40 ` Luca Ceresoli
2025-09-02 21:53 ` Luca Ceresoli
2025-08-08 14:49 ` [PATCH v2 4/9] drm/display: bridge-connector: use drm_for_each_bridge_in_chain_scoped() Luca Ceresoli
2025-08-08 14:49 ` [PATCH v2 5/9] drm/atomic: " Luca Ceresoli
2025-08-08 14:49 ` [PATCH v2 6/9] drm/bridge: " Luca Ceresoli
2025-08-08 14:49 ` [PATCH v2 7/9] drm/bridge: remove drm_for_each_bridge_in_chain() Luca Ceresoli
2025-08-08 14:49 ` [PATCH v2 8/9] drm/bridge: add drm_for_each_bridge_in_chain_from() Luca Ceresoli
2025-08-08 14:49 ` Luca Ceresoli [this message]
2025-08-19 10:15 ` [PATCH v2 0/9] drm/bridge: get/put the bridge when looping over the encoder chain Luca Ceresoli
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