summaryrefslogtreecommitdiff
path: root/include/drm
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2009-12-08 07:07:28 +1000
committerDave Airlie <airlied@redhat.com>2009-12-08 10:22:31 +1000
commit746c1aa4d100f7441423050f34be79f401fbf7d4 (patch)
tree23e021bb2e9250fd03e88875b1715039f1d3da8a /include/drm
parentd904ef9b00a4473af16766e99f17bdbb5f0fde65 (diff)
drm/radeon/kms: initial radeon displayport porting
This is enough to retrieve EDID and DPCP. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_dp_helper.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index e49879ce95f9..376155f8f81f 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -43,6 +43,8 @@
#define AUX_I2C_REPLY_MASK (0x3 << 6)
/* AUX CH addresses */
+#define DP_DPCP_REV 0x0
+
#define DP_LINK_BW_SET 0x100
# define DP_LINK_BW_1_62 0x06
# define DP_LINK_BW_2_7 0x0a