summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/sti
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/sti')
-rw-r--r--drivers/gpu/drm/sti/sti_gdp.c6
1 files changed, 5 insertions, 1 deletions
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);