From: Gustavo Padovan gustavo.padovan@collabora.co.uk
Use drm_atomic_set_fb_for_plane() in the legacy page_flip path to keep track of the framebuffer pointer and reference.
Signed-off-by: Gustavo Padovan gustavo.padovan@collabora.co.uk --- drivers/gpu/drm/exynos/exynos_drm_crtc.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index cf16844..b510bac 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -219,6 +219,10 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, crtc_w, crtc_h, crtc->x, crtc->y, crtc_w, crtc_h); } + + if (crtc->primary->state) + drm_atomic_set_fb_for_plane(crtc->primary->state, fb); + out: mutex_unlock(&dev->struct_mutex); return ret;