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drm/bridge: microchip-lvds: Remove unused drm_panel and redundant port node lookup

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Drop the unused drm_panel field from the mchp_lvds structure, and remove
the unnecessary port device node lookup, as devm_drm_of_get_bridge()
already performs the required checks internally.

Signed-off-by: Dharma Balasubiramani <dharma.b@microchip.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://patch.msgid.link/20250625-microchip-lvds-v6-1-7ce91f89d35a@microchip.com
Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
This commit is contained in:
Dharma Balasubiramani 2025-06-25 14:11:53 +05:30 committed by Manikandan Muralidharan
parent a2f9e4be82
commit ec3c887a7c
1 changed files with 0 additions and 16 deletions
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16
drivers/gpu/drm/bridge/microchip-lvds.c
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@ -23,7 +23,6 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_bridge.h>
#include <drm/drm_of.h>
#include <drm/drm_panel.h>
#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
@ -56,7 +55,6 @@ struct mchp_lvds {
struct device *dev;
void __iomem *regs;
struct clk *pclk;
struct drm_panel *panel;
struct drm_bridge bridge;
struct drm_bridge *panel_bridge;
};
@ -151,7 +149,6 @@ static int mchp_lvds_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct mchp_lvds *lvds;
struct device_node *port;
int ret;
if (!dev->of_node)
@ -173,19 +170,6 @@ static int mchp_lvds_probe(struct platform_device *pdev)
return dev_err_probe(lvds->dev, PTR_ERR(lvds->pclk),
"could not get pclk_lvds\n");
port = of_graph_get_remote_node(dev->of_node, 1, 0);
if (!port) {
dev_err(dev,
"can't find port point, please init lvds panel port!\n");
return -ENODEV;
}
lvds->panel = of_drm_find_panel(port);
of_node_put(port);
if (IS_ERR(lvds->panel))
return -EPROBE_DEFER;
lvds->panel_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 1, 0);
if (IS_ERR(lvds->panel_bridge))