drm/dp: Add DPCD OUI register defines
DisplayPort has an escape hatch by which sources and sinks can identify each other. We would prefer not to notice this, but I suspect we're going to need to. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Jerome Glisse <jglisse@redhat.com> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -213,6 +213,10 @@
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# define DP_TEST_NAK (1 << 1)
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# define DP_TEST_NAK (1 << 1)
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# define DP_TEST_EDID_CHECKSUM_WRITE (1 << 2)
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# define DP_TEST_EDID_CHECKSUM_WRITE (1 << 2)
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#define DP_SOURCE_OUI 0x300
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#define DP_SINK_OUI 0x400
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#define DP_BRANCH_OUI 0x500
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#define DP_SET_POWER 0x600
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#define DP_SET_POWER 0x600
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# define DP_SET_POWER_D0 0x1
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# define DP_SET_POWER_D0 0x1
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# define DP_SET_POWER_D3 0x2
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# define DP_SET_POWER_D3 0x2
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