drm/radeon/kms: consolidate crtc count in rdev

Set the number of crtcs in rdev at crtc init and use it
whenever we need the crtc count rather than recalculating
it everytime.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 88113f756ab7..29ae3839c212 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -829,6 +829,7 @@ struct radeon_device {
         struct r600_ih ih; /* r6/700 interrupt ring */
         struct workqueue_struct *wq;
         struct work_struct hotplug_work;
+        int num_crtc; /* number of crtcs */
         struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */
 
         /* audio stuff */