drm/dp: add defines for downstream port types
Detailed cap info at address 80h is not available with DPCD ver 1.0. Whether such devices exist in the wild I don't know, but there should be no harm done in having the defines for downstream port 0 in address 05h. Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Todd Previte <tprevite@gmail.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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1 changed files with 4 additions and 4 deletions
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@ -77,10 +77,10 @@
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#define DP_DOWNSTREAMPORT_PRESENT 0x005
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# define DP_DWN_STRM_PORT_PRESENT (1 << 0)
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# define DP_DWN_STRM_PORT_TYPE_MASK 0x06
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/* 00b = DisplayPort */
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/* 01b = Analog */
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/* 10b = TMDS or HDMI */
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/* 11b = Other */
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# define DP_DWN_STRM_PORT_TYPE_DP (0 << 1)
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# define DP_DWN_STRM_PORT_TYPE_ANALOG (1 << 1)
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# define DP_DWN_STRM_PORT_TYPE_TMDS (2 << 1)
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# define DP_DWN_STRM_PORT_TYPE_OTHER (3 << 1)
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# define DP_FORMAT_CONVERSION (1 << 3)
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# define DP_DETAILED_CAP_INFO_AVAILABLE (1 << 4) /* DPI */
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