From: Ludovic Desroches <ludovic.desroches@microchip.com>
To: Manikandan Muralidharan <manikandan.m@microchip.com>,
"Dharma Balasubiramani" <dharma.b@microchip.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>,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Claudiu Beznea <claudiu.beznea@tuxon.dev>
Cc: <dri-devel@lists.freedesktop.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Ludovic Desroches <ludovic.desroches@microchip.com>
Subject: [PATCH 5/8] drm/atmel-hlcdc: use devm_drm_of_get_bridge()
Date: Fri, 21 Nov 2025 16:04:37 +0100 [thread overview]
Message-ID: <20251121-lcd_cleanup_mainline-v1-5-2587e6fe4d67@microchip.com> (raw)
In-Reply-To: <20251121-lcd_cleanup_mainline-v1-0-2587e6fe4d67@microchip.com>
Get rid of drm_of_find_panel_or_bridge() as it is deprecated and use
devm_drm_of_get_bridge() instead.
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Reviewed-by: Manikandan Muralidharan <manikandan.m@microchip.com>
---
drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
index e582315f70a119f2b39057ff112bc427117b85f5..99bc7790d47ffc7e6df26768559407df0184565b 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
@@ -69,16 +69,14 @@ static int atmel_hlcdc_attach_endpoint(struct drm_device *dev, int endpoint)
{
struct atmel_hlcdc_rgb_output *output;
struct device_node *ep;
- struct drm_panel *panel;
struct drm_bridge *bridge;
struct atmel_hlcdc_dc *dc = dev->dev_private;
struct drm_crtc *crtc = dc->crtc;
int ret;
- ret = drm_of_find_panel_or_bridge(dev->dev->of_node, 0, endpoint,
- &panel, &bridge);
- if (ret)
- return ret;
+ bridge = devm_drm_of_get_bridge(dev->dev, dev->dev->of_node, 0, endpoint);
+ if (IS_ERR(bridge))
+ return PTR_ERR(bridge);
output = drmm_simple_encoder_alloc(dev, struct atmel_hlcdc_rgb_output,
encoder, DRM_MODE_ENCODER_NONE);
@@ -97,22 +95,12 @@ static int atmel_hlcdc_attach_endpoint(struct drm_device *dev, int endpoint)
}
-
- if (panel) {
- bridge = drm_panel_bridge_add_typed(panel,
- DRM_MODE_CONNECTOR_Unknown);
- if (IS_ERR(bridge))
- return PTR_ERR(bridge);
- }
output->encoder.possible_crtcs = drm_crtc_mask(crtc);
if (bridge) {
ret = drm_bridge_attach(&output->encoder, bridge, NULL, 0);
if (!ret)
return 0;
-
- if (panel)
- drm_panel_bridge_remove(bridge);
}
return ret;
--
2.51.0
next prev parent reply other threads:[~2025-11-21 15:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-21 15:04 [PATCH 0/8] drm/atmel-hlcdc: make more use of helpers Ludovic Desroches
2025-11-21 15:04 ` [PATCH 1/8] drm/atmel-hlcdc: use managed device resources for the display controller Ludovic Desroches
2025-11-21 15:04 ` [PATCH 2/8] drm/atmel-hlcdc: add support for the nomodeset kernel parameter Ludovic Desroches
2025-11-21 15:04 ` [PATCH 3/8] drm/atmel-hlcdc: use drmm_simple_encoder_alloc() Ludovic Desroches
2025-11-21 15:04 ` [PATCH 4/8] drm/atmel-hlcdc: use drm_crtc_mask() Ludovic Desroches
2025-11-21 15:04 ` Ludovic Desroches [this message]
2025-11-22 18:40 ` [PATCH 5/8] drm/atmel-hlcdc: use devm_drm_of_get_bridge() kernel test robot
2025-11-21 15:04 ` [PATCH 6/8] drm/atmel-hlcdc: use drmm_crtc_alloc_with_planes() Ludovic Desroches
2025-11-21 15:04 ` [PATCH 7/8] drm/atmel-hlcdc: use drmm_universal_plane_alloc() Ludovic Desroches
2025-11-21 15:04 ` [PATCH 8/8] drm/atmel-hlcdc: destroy properly the plane state in the reset callback Ludovic Desroches
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