drm/amd/display: Do not disable pipe split if mode is not supported

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[WHY]
If mode is not supported, pipe split should not be disabled.
This may cause more modes to fail.

[HOW]
Check for mode support before disabling pipe split.

This commit was previously reverted as it was thought to
have problems, but those issues have been resolved.

Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Sung Lee 2020-04-22 18:07:48 -04:00 • committed by Alex Deucher

parent 1349f6fc33

commit 1dfedb39d3

1 changed files with 7 additions and 2 deletions

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9

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c

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