drm/radeon/kms: respect single crtc cards, only create one crtc. (v2)
Also add single crtc for RN50 chips.
changes in v2:
fix vblank init to respect single crtc flag
fix r100 mode bandwidth to respect single crtc flag
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 5d8141b..44cfcfd 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -724,7 +724,11 @@
if (ret) {
return ret;
}
- /* allocate crtcs - TODO single crtc */
+
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ num_crtc = 1;
+
+ /* allocate crtcs */
for (i = 0; i < num_crtc; i++) {
radeon_crtc_init(rdev->ddev, i);
}