[PATCH 09/39] drm/tilcdc: crtc: Use drm_atomic_helper_check_crtc_primary_plane()

[Maxime Ripard]

In the tilcdc_crtc_atomic_check(), the tilcdc driver hand-crafts its own
implementation of drm_atomic_helper_check_crtc_primary_plane(). And it
does so by accessing the state pointer in drm_atomic_state->planes which
is deprecated.

Let's use the right helper here.

Signed-off-by: Maxime Ripard <mrip...@kernel.org>
---
 drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c 
b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
index 
b5f60b2b2d0e72ae8ec0f3f4e5e85bc5004e6e5b..5718d9d83a49f38081aabbc9860847bdc83cf773
 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
@@ -674,18 +674,11 @@ static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc,
                                                                          crtc);
        /* If we are not active we don't care */
        if (!crtc_state->active)
                return 0;
 
-       if (state->planes[0].ptr != crtc->primary ||
-           state->planes[0].state == NULL ||
-           state->planes[0].state->crtc != crtc) {
-               dev_dbg(crtc->dev->dev, "CRTC primary plane must be present");
-               return -EINVAL;
-       }
-
-       return 0;
+       return drm_atomic_helper_check_crtc_primary_plane(crtc_state);
 }
 
 static int tilcdc_crtc_enable_vblank(struct drm_crtc *crtc)
 {
        struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);

-- 
2.50.1