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authorAlex Deucher <alexander.deucher@amd.com>2012-10-02 14:39:18 -0400
committerAlex Deucher <alexander.deucher@amd.com>2012-10-02 14:39:18 -0400
commit76c44f2c0d008b60ce3058c51d85fa36d98c3681 (patch)
tree5e1503ec2b316b78482a0a6db56b376d5cae8603 /drivers/gpu/drm/radeon/sid.h
parent27810fb2d2edacf2961dbedfe9e9f8d2e5080ea5 (diff)
downloadblackbird-op-linux-76c44f2c0d008b60ce3058c51d85fa36d98c3681.tar.gz
blackbird-op-linux-76c44f2c0d008b60ce3058c51d85fa36d98c3681.zip
drm/radeon: use WRITE_DATA packets for vm flush on SI
This is the preferred packet for writing data to memory or registers on SI. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/sid.h')
-rw-r--r--drivers/gpu/drm/radeon/sid.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index ef4815c27b1c..7d2a20e56577 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -812,6 +812,21 @@
#define PACKET3_DRAW_INDEX_OFFSET_2 0x35
#define PACKET3_DRAW_INDEX_MULTI_ELEMENT 0x36
#define PACKET3_WRITE_DATA 0x37
+#define WRITE_DATA_DST_SEL(x) ((x) << 8)
+ /* 0 - register
+ * 1 - memory (sync - via GRBM)
+ * 2 - tc/l2
+ * 3 - gds
+ * 4 - reserved
+ * 5 - memory (async - direct)
+ */
+#define WR_ONE_ADDR (1 << 16)
+#define WR_CONFIRM (1 << 20)
+#define WRITE_DATA_ENGINE_SEL(x) ((x) << 30)
+ /* 0 - me
+ * 1 - pfp
+ * 2 - ce
+ */
#define PACKET3_DRAW_INDEX_INDIRECT_MULTI 0x38
#define PACKET3_MEM_SEMAPHORE 0x39
#define PACKET3_MPEG_INDEX 0x3A
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