[PATCH 02/13] drm/sti: Stop consulting plane->crtc

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From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

We want to get rid of plane->crtc on atomic drivers. Stop looking at it.

Cc: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxx>
Cc: Vincent Abriou <vincent.abriou@xxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/sti/sti_gdp.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
index 9b2c47051b51..49813d34bdf0 100644
--- a/drivers/gpu/drm/sti/sti_gdp.c
+++ b/drivers/gpu/drm/sti/sti_gdp.c
@@ -211,7 +211,11 @@ static int gdp_dbg_show(struct seq_file *s, void *data)
 	struct drm_info_node *node = s->private;
 	struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data;
 	struct drm_plane *drm_plane = &gdp->plane.drm_plane;
-	struct drm_crtc *crtc = drm_plane->crtc;
+	struct drm_crtc *crtc;
+
+	drm_modeset_lock(&drm_plane->mutex, NULL);
+	crtc = drm_plane->state->crtc;
+	drm_modeset_unlock(&drm_plane->mutex);
 
 	seq_printf(s, "%s: (vaddr = 0x%p)",
 		   sti_plane_to_str(&gdp->plane), gdp->regs);
-- 
2.16.1

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