drm/radeon/kms: Initialize pageflip spinlocks.

I'm amazed but not really surprised this worked on x86...

Signed-off-by: Michel Dänzer <daenzer@vmware.com>
Signed-off-by: Dave Airlie <airlied@gmail.com>

diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index a289646e8aa46b83a848b4ca9327139593068110..9ec830c77af0be7afdba4c9b32f13f1b277bdbe8 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -110,11 +110,14 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
 
 int radeon_irq_kms_init(struct radeon_device *rdev)
 {
+       int i;
        int r = 0;
 
        INIT_WORK(&rdev->hotplug_work, radeon_hotplug_work_func);
 
        spin_lock_init(&rdev->irq.sw_lock);
+       for (i = 0; i < rdev->num_crtc; i++)
+               spin_lock_init(&rdev->irq.pflip_lock[i]);
        r = drm_vblank_init(rdev->ddev, rdev->num_crtc);
        if (r) {
                return r;