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drm/rockchip: dsi: driver may retry bind when panel or bridge not register

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Signed-off-by: Guochun Huang <hero.huang@rock-chips.com>
Change-Id: I8687da829e61a170e52c83f8565c2db879fd958a
This commit is contained in:
Guochun Huang
2022-12-07 07:19:56 +00:00
committed by Tao Huang
parent f8080404df
commit 0b2f07b378
1 changed files with 10 additions and 6 deletions
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16
drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
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@@ -296,6 +296,7 @@ struct dw_mipi_dsi_rockchip {
int devcnt;
struct rockchip_drm_sub_dev sub_dev;
struct drm_panel *panel;
struct drm_bridge *bridge;
};
struct dphy_pll_parameter_map {
@@ -974,6 +975,13 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev,
struct device *second;
int ret;
ret = drm_of_find_panel_or_bridge(dsi->dev->of_node, 1, 0,
&dsi->panel, &dsi->bridge);
if (ret) {
dev_err(dsi->dev, "failed to find panel or bridge: %d\n", ret);
return ret;
}
second = dw_mipi_dsi_rockchip_find_second(dsi);
if (IS_ERR(second))
return PTR_ERR(second);
@@ -1012,12 +1020,8 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev,
return ret;
}
ret = drm_of_find_panel_or_bridge(dsi->dev->of_node, 1, 0,
&dsi->panel, NULL);
if (ret)
dev_err(dsi->dev, "failed to find panel\n");
dw_mipi_dsi_get_dsc_info_from_sink(dsi, dsi->panel, NULL);
if (dsi->panel)
dw_mipi_dsi_get_dsc_info_from_sink(dsi, dsi->panel, NULL);
dsi->sub_dev.connector = dw_mipi_dsi_get_connector(dsi->dmd);
if (dsi->sub_dev.connector) {