drm/amd/display: support virtual DCN

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[why]
DAL3 should support SRIOV

[how]
Add support for the virtual dal flag.  This flag should skip
most/all of DC construction since the HW isn't accessible, but
still construct WindowsDM (almost) normally but with only SW display
targets

Signed-off-by: Jun Lei <Jun.Lei@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Jun Lei 2019-11-25 10:58:44 -05:00 • committed by Alex Deucher

parent 830806c565

commit 68c0fca5e4

2 changed files with 74 additions and 46 deletions

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113

drivers/gpu/drm/amd/display/dc/core/dc.c

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7

drivers/gpu/drm/amd/display/dc/dc_types.h

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