[PATCH 2/4] drm/radeon: add support for UVD_NO_OP register

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Writes to this register are the preferred way to do NOPs.

Bump the driver version as well.

Reviewed-by: Christian König <christian.koenig at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/radeon/r600d.h      | 1 +
 drivers/gpu/drm/radeon/radeon_drv.c | 3 ++-
 drivers/gpu/drm/radeon/radeon_uvd.c | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 1e8495c..2e00a52 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -1490,6 +1490,7 @@
 #define UVD_GPCOM_VCPU_DATA0				0xef10
 #define UVD_GPCOM_VCPU_DATA1				0xef14
 #define UVD_ENGINE_CNTL					0xef18
+#define UVD_NO_OP					0xeffc
 
 #define UVD_SEMA_CNTL					0xf400
 #define UVD_RB_ARB_CTRL					0xf480
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 40e5335..081e95e 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -94,9 +94,10 @@
  *   2.44.0 - SET_APPEND_CNT packet3 support
  *   2.45.0 - Allow setting shader registers using DMA/COPY packet3 on SI
  *   2.46.0 - Add PFP_SYNC_ME support on evergreen
+ *   2.47.0 - Add UVD_NO_OP register support
  */
 #define KMS_DRIVER_MAJOR	2
-#define KMS_DRIVER_MINOR	46
+#define KMS_DRIVER_MINOR	47
 #define KMS_DRIVER_PATCHLEVEL	0
 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
 int radeon_driver_unload_kms(struct drm_device *dev);
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index 73dfe01..1ae1f13 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -669,6 +669,7 @@ static int radeon_uvd_cs_reg(struct radeon_cs_parser *p,
 				return r;
 			break;
 		case UVD_ENGINE_CNTL:
+		case UVD_NO_OP:
 			break;
 		default:
 			DRM_ERROR("Invalid reg 0x%X!\n",
-- 
2.5.5



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