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drm/radeon/kms: initial radeon displayport porting

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This is enough to retrieve EDID and DPCP.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2009-12-08 07:07:28 +10:00
parent d904ef9b00
commit 746c1aa4d1
9 changed files with 500 additions and 24 deletions
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2
include/drm/drm_dp_helper.h
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@ -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