From: Rob Clark <robdclark@xxxxxxxxxxxx>
What does vblank have to do with num_crtcs? Well, this was technically
correct, but you'd have to go look at where num_crtcs is initialized to
understand why. Lets just replace it with the simpler and more obvious
check.
Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
---
drivers/gpu/drm/drm_vblank.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c
index 877e2067534f..ad34c235d853 100644
--- a/drivers/gpu/drm/drm_vblank.c
+++ b/drivers/gpu/drm/drm_vblank.c
@@ -575,7 +575,7 @@ EXPORT_SYMBOL(drm_vblank_init);
*/
bool drm_dev_has_vblank(const struct drm_device *dev)
{
- return dev->num_crtcs != 0;
+ return !!dev->vblank;
}
EXPORT_SYMBOL(drm_dev_has_vblank);
--
2.39.2
