drm/radeon/kms/evergreen: implement irq support

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index acf21d7..e0132ef0 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -372,7 +372,7 @@
 	bool		installed;
 	bool		sw_int;
 	/* FIXME: use a define max crtc rather than hardcode it */
-	bool		crtc_vblank_int[2];
+	bool		crtc_vblank_int[6];
 	wait_queue_head_t	vblank_queue;
 	/* FIXME: use defines for max hpd/dacs */
 	bool            hpd[6];
@@ -1324,6 +1324,8 @@
 extern void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size);
 extern int r600_irq_set(struct radeon_device *rdev);
 extern void r600_irq_suspend(struct radeon_device *rdev);
+extern void r600_disable_interrupts(struct radeon_device *rdev);
+extern void r600_rlc_stop(struct radeon_device *rdev);
 /* r600 audio */
 extern int r600_audio_init(struct radeon_device *rdev);
 extern int r600_audio_tmds_index(struct drm_encoder *encoder);
@@ -1343,6 +1345,7 @@
 
 extern void r700_cp_stop(struct radeon_device *rdev);
 extern void r700_cp_fini(struct radeon_device *rdev);
+void evergreen_disable_interrupt_state(struct radeon_device *rdev);
 
 /* evergreen */
 struct evergreen_mc_save {