drm/amd/display: add sanity check for clk table from smu

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[Why]
Handle the case where we don't get a valid table. Also fixes compiler
warning for variable potentially used before assignment.

[How]
If the entire table has no valid fclk, reject the table and use our own
hard code.

Signed-off-by: Eric Yang <Eric.Yang2@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Eric Yang 2019-10-03 15:06:01 -04:00 • committed by Alex Deucher

parent bfbacdae0a

commit 2ffb174b1d

1 changed files with 8 additions and 0 deletions

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drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c

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