drm/radeon/kms: Add support for RLC init on SI
RLC handles the interrupt controller and other tasks
on the GPU.
Signed-off-by: Alex Deucher <alexander.deucher@amd.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 f1c2f58..8275b41 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -772,6 +772,18 @@
void r600_blit_suspend(struct radeon_device *rdev);
+/*
+ * SI RLC stuff
+ */
+struct si_rlc {
+ /* for power gating */
+ struct radeon_bo *save_restore_obj;
+ uint64_t save_restore_gpu_addr;
+ /* for clear state */
+ struct radeon_bo *clear_state_obj;
+ uint64_t clear_state_gpu_addr;
+};
+
int radeon_ib_get(struct radeon_device *rdev, int ring,
struct radeon_ib **ib, unsigned size);
void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib);
@@ -1532,6 +1544,7 @@
struct r600_vram_scratch vram_scratch;
int msi_enabled; /* msi enabled */
struct r600_ih ih; /* r6/700 interrupt ring */
+ struct si_rlc rlc;
struct work_struct hotplug_work;
int num_crtc; /* number of crtcs */
struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */