drm/radeon/kms: Add support for interrupts on r6xx/r7xx chips (v3)

[safe/jmp/linux-2.6] / drivers / gpu / drm / radeon / radeon_device.c

diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index c43a690..c962f34 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -562,6 +562,8 @@ int radeon_device_init(struct radeon_device *rdev,
        mutex_init(&rdev->cs_mutex);
        mutex_init(&rdev->ib_pool.mutex);
        mutex_init(&rdev->cp.mutex);
+       if (rdev->family >= CHIP_R600)
+               spin_lock_init(&rdev->ih.lock);
        rwlock_init(&rdev->fence_drv.lock);
        INIT_LIST_HEAD(&rdev->gem.objects);