drm/radeon/kms: respect single crtc cards, only create one crtc. (v2)

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / radeon / radeon_irq_kms.c

diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 9805e4b6ca1b19446502e3ce8aa383f2955b1adb..8e0a8759e428e85a62289b6616352c22d2376e57 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -28,7 +28,6 @@
 #include "drmP.h"
 #include "radeon_drm.h"
 #include "radeon_reg.h"
-#include "radeon_microcode.h"
 #include "radeon.h"
 #include "atom.h"
 
@@ -84,8 +83,12 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
 int radeon_irq_kms_init(struct radeon_device *rdev)
 {
        int r = 0;
+       int num_crtc = 2;
 
-       r = drm_vblank_init(rdev->ddev, 2);
+       if (rdev->flags & RADEON_SINGLE_CRTC)
+               num_crtc = 1;
+
+       r = drm_vblank_init(rdev->ddev, num_crtc);
        if (r) {
                return r;
        }