radeon/kms: cleanup async dma packet checking
This simplify and cleanup the async dma checking.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 70388fe..5ad29f3 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -924,20 +924,23 @@
#define CAYMAN_DMA1_CNTL 0xd82c
/* async DMA packets */
-#define DMA_PACKET(cmd, t, s, n) ((((cmd) & 0xF) << 28) | \
- (((t) & 0x1) << 23) | \
- (((s) & 0x1) << 22) | \
- (((n) & 0xFFFFF) << 0))
+#define DMA_PACKET(cmd, sub_cmd, n) ((((cmd) & 0xF) << 28) | \
+ (((sub_cmd) & 0xFF) << 20) |\
+ (((n) & 0xFFFFF) << 0))
+#define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28)
+#define GET_DMA_COUNT(h) ((h) & 0x000fffff)
+#define GET_DMA_SUB_CMD(h) (((h) & 0x0ff00000) >> 20)
+
/* async DMA Packet types */
-#define DMA_PACKET_WRITE 0x2
-#define DMA_PACKET_COPY 0x3
-#define DMA_PACKET_INDIRECT_BUFFER 0x4
-#define DMA_PACKET_SEMAPHORE 0x5
-#define DMA_PACKET_FENCE 0x6
-#define DMA_PACKET_TRAP 0x7
-#define DMA_PACKET_SRBM_WRITE 0x9
-#define DMA_PACKET_CONSTANT_FILL 0xd
-#define DMA_PACKET_NOP 0xf
+#define DMA_PACKET_WRITE 0x2
+#define DMA_PACKET_COPY 0x3
+#define DMA_PACKET_INDIRECT_BUFFER 0x4
+#define DMA_PACKET_SEMAPHORE 0x5
+#define DMA_PACKET_FENCE 0x6
+#define DMA_PACKET_TRAP 0x7
+#define DMA_PACKET_SRBM_WRITE 0x9
+#define DMA_PACKET_CONSTANT_FILL 0xd
+#define DMA_PACKET_NOP 0xf
/* PCIE link stuff */
#define PCIE_LC_TRAINING_CNTL 0xa1 /* PCIE_P */