diff options
Diffstat (limited to 'drivers/gpu/drm/drm_plane.c')
-rw-r--r-- | drivers/gpu/drm/drm_plane.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c index 008f9456a5e8..035054455301 100644 --- a/drivers/gpu/drm/drm_plane.c +++ b/drivers/gpu/drm/drm_plane.c @@ -792,7 +792,11 @@ static int drm_mode_cursor_universal(struct drm_crtc *crtc, fb = NULL; } } else { - fb = plane->fb; + if (plane->state) + fb = plane->state->fb; + else + fb = plane->fb; + if (fb) drm_framebuffer_get(fb); } @@ -934,7 +938,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev, struct drm_mode_crtc_page_flip_target *page_flip = data; struct drm_crtc *crtc; struct drm_plane *plane; - struct drm_framebuffer *fb = NULL; + struct drm_framebuffer *fb = NULL, *old_fb; struct drm_pending_vblank_event *e = NULL; u32 target_vblank = page_flip->sequence; struct drm_modeset_acquire_ctx ctx; @@ -1012,7 +1016,12 @@ retry: if (ret) goto out; - if (plane->fb == NULL) { + if (plane->state) + old_fb = plane->state->fb; + else + old_fb = plane->fb; + + if (old_fb == NULL) { /* The framebuffer is currently unbound, presumably * due to a hotplug event, that userspace has not * yet discovered. @@ -1027,7 +1036,7 @@ retry: goto out; } - if (crtc->state) { + if (plane->state) { const struct drm_plane_state *state = plane->state; ret = drm_framebuffer_check_src_coords(state->src_x, @@ -1042,7 +1051,7 @@ retry: if (ret) goto out; - if (plane->fb->format != fb->format) { + if (old_fb->format != fb->format) { DRM_DEBUG_KMS("Page flip is not allowed to change frame buffer format.\n"); ret = -EINVAL; goto out; |