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-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_dsi.c38
1 files changed, 23 insertions, 15 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 2a0b78014094..07af7758066d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1383,29 +1383,37 @@ static void exynos_dsi_enable(struct drm_encoder *encoder)
return;
pm_runtime_get_sync(dsi->dev);
-
dsi->state |= DSIM_STATE_ENABLED;
- ret = drm_panel_prepare(dsi->panel);
- if (ret < 0) {
- dsi->state &= ~DSIM_STATE_ENABLED;
- pm_runtime_put_sync(dsi->dev);
- return;
+ if (dsi->panel) {
+ ret = drm_panel_prepare(dsi->panel);
+ if (ret < 0)
+ goto err_put_sync;
+ } else {
+ drm_bridge_pre_enable(dsi->out_bridge);
}
exynos_dsi_set_display_mode(dsi);
exynos_dsi_set_display_enable(dsi, true);
- ret = drm_panel_enable(dsi->panel);
- if (ret < 0) {
- dsi->state &= ~DSIM_STATE_ENABLED;
- exynos_dsi_set_display_enable(dsi, false);
- drm_panel_unprepare(dsi->panel);
- pm_runtime_put_sync(dsi->dev);
- return;
+ if (dsi->panel) {
+ ret = drm_panel_enable(dsi->panel);
+ if (ret < 0)
+ goto err_display_disable;
+ } else {
+ drm_bridge_enable(dsi->out_bridge);
}
dsi->state |= DSIM_STATE_VIDOUT_AVAILABLE;
+ return;
+
+err_display_disable:
+ exynos_dsi_set_display_enable(dsi, false);
+ drm_panel_unprepare(dsi->panel);
+
+err_put_sync:
+ dsi->state &= ~DSIM_STATE_ENABLED;
+ pm_runtime_put(dsi->dev);
}
static void exynos_dsi_disable(struct drm_encoder *encoder)
@@ -1418,11 +1426,11 @@ static void exynos_dsi_disable(struct drm_encoder *encoder)
dsi->state &= ~DSIM_STATE_VIDOUT_AVAILABLE;
drm_panel_disable(dsi->panel);
+ drm_bridge_disable(dsi->out_bridge);
exynos_dsi_set_display_enable(dsi, false);
drm_panel_unprepare(dsi->panel);
-
+ drm_bridge_post_disable(dsi->out_bridge);
dsi->state &= ~DSIM_STATE_ENABLED;
-
pm_runtime_put_sync(dsi->dev);
}