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drm: bridge: nwl-dsi: Switch to devm_drm_of_get_bridge

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devm_drm_of_get_bridge is capable of looking up the downstream
bridge and panel and trying to add a panel bridge if the panel
is found.

Replace explicit finding calls with devm_drm_of_get_bridge.

Reviewed-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220331154503.66054-2-jagan@amarulasolutions.com
This commit is contained in:
Jagan Teki 2022-03-31 21:15:00 +05:30 committed by Robert Foss
parent 65af9070cd
commit 4f4601071c
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GPG Key ID: 3EFD900F76D1D784
1 changed files with 3 additions and 16 deletions
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19
drivers/gpu/drm/bridge/nwl-dsi.c
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@ -25,7 +25,6 @@
#include <drm/drm_bridge.h>
#include <drm/drm_mipi_dsi.h>
#include <drm/drm_of.h>
#include <drm/drm_panel.h>
#include <drm/drm_print.h>
#include <video/mipi_display.h>
@ -912,22 +911,10 @@ static int nwl_dsi_bridge_attach(struct drm_bridge *bridge,
{
struct nwl_dsi *dsi = bridge_to_dsi(bridge);
struct drm_bridge *panel_bridge;
struct drm_panel *panel;
int ret;
ret = drm_of_find_panel_or_bridge(dsi->dev->of_node, 1, 0, &panel,
&panel_bridge);
if (ret)
return ret;
if (panel) {
panel_bridge = drm_panel_bridge_add(panel);
if (IS_ERR(panel_bridge))
return PTR_ERR(panel_bridge);
}
if (!panel_bridge)
return -EPROBE_DEFER;
panel_bridge = devm_drm_of_get_bridge(dsi->dev, dsi->dev->of_node, 1, 0);
if (IS_ERR(panel_bridge))
return PTR_ERR(panel_bridge);
return drm_bridge_attach(bridge->encoder, panel_bridge, bridge, flags);
}