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-rw-r--r--drivers/gpu/drm/mxsfb/mxsfb_drv.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index 5199a1febc01..2393e6d16ffd 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -98,6 +98,10 @@ static const struct drm_mode_config_funcs mxsfb_mode_config_funcs = {
.atomic_commit = drm_atomic_helper_commit,
};
+static const struct drm_mode_config_helper_funcs mxsfb_mode_config_helpers = {
+ .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm,
+};
+
static void mxsfb_pipe_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
@@ -115,11 +119,21 @@ static void mxsfb_pipe_disable(struct drm_simple_display_pipe *pipe)
{
struct mxsfb_drm_private *mxsfb = drm_pipe_to_mxsfb_drm_private(pipe);
struct drm_device *drm = pipe->plane.dev;
+ struct drm_crtc *crtc = &pipe->crtc;
+ struct drm_pending_vblank_event *event;
drm_panel_disable(mxsfb->panel);
mxsfb_crtc_disable(mxsfb);
drm_panel_unprepare(mxsfb->panel);
pm_runtime_put_sync(drm->dev);
+
+ spin_lock_irq(&drm->event_lock);
+ event = crtc->state->event;
+ if (event) {
+ crtc->state->event = NULL;
+ drm_crtc_send_vblank_event(crtc, event);
+ }
+ spin_unlock_irq(&drm->event_lock);
}
static void mxsfb_pipe_update(struct drm_simple_display_pipe *pipe,
@@ -234,6 +248,7 @@ static int mxsfb_load(struct drm_device *drm, unsigned long flags)
drm->mode_config.max_width = MXSFB_MAX_XRES;
drm->mode_config.max_height = MXSFB_MAX_YRES;
drm->mode_config.funcs = &mxsfb_mode_config_funcs;
+ drm->mode_config.helper_private = &mxsfb_mode_config_helpers;
drm_mode_config_reset(drm);