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[v2,05/10] drm/imx: atomic phase 2 step 2: Track plane_state->fb correctly in ->page_flip

Message ID 1464686671-20299-6-git-send-email-gnuiyl@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ying Liu May 31, 2016, 9:24 a.m. UTC 
Use drm_atomic_set_fb_for_plane() in the legacy ->page_flip path to track
the pointer plane_state->fb correctly.

Signed-off-by: Liu Ying <gnuiyl@gmail.com>
---
v1->v2:
* None.

 drivers/gpu/drm/imx/ipuv3-crtc.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c
index 8a0ef13..7df51e8 100644
--- a/drivers/gpu/drm/imx/ipuv3-crtc.c
+++ b/drivers/gpu/drm/imx/ipuv3-crtc.c
@@ -18,6 +18,7 @@ 
 #include <linux/device.h>
 #include <linux/platform_device.h>
 #include <drm/drmP.h>
+#include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_crtc_helper.h>
 #include <linux/fb.h>
@@ -217,6 +218,9 @@  static int ipu_page_flip(struct drm_crtc *crtc,
 		ipu_crtc->flip_state = IPU_FLIP_SUBMITTED;
 	}
 
+	if (crtc->primary->state)
+		drm_atomic_set_fb_for_plane(crtc->primary->state, fb);
+
 	return 0;
 
 free_flip_work: