drm/radeon/kms: setup mc chremap properly on r7xx/evergreen

Should improve performance slightly and possibly fix some
issues.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 113c70cc8b39..9644b1cbfb09 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -180,6 +180,7 @@
 #define MC_SHARED_CHMAP                                         0x2004
 #define         NOOFCHAN_SHIFT                                  12
 #define         NOOFCHAN_MASK                                   0x00003000
+#define MC_SHARED_CHREMAP                                       0x2008
 
 #define MC_ARB_RAMCFG                                   0x2760
 #define         NOOFBANK_SHIFT                                  0
@@ -348,6 +349,9 @@
 #define         SYNC_WALKER                                     (1 << 25)
 #define         SYNC_ALIGNER                                    (1 << 26)
 
+#define TCP_CHAN_STEER_LO                               0x960c
+#define TCP_CHAN_STEER_HI                               0x9610
+
 #define VGT_CACHE_INVALIDATION                          0x88C4
 #define         CACHE_INVALIDATION(x)                           ((x) << 0)
 #define                 VC_ONLY                                         0