Commit 1649bbe0 authored May 01, 2020 by Dmytro Laktyushkin Committed by Alex Deucher May 28, 2020

drm/amd/display: fix dml log2 function



This change removes internal rounding in dml_log2 function.

Dml_log2 is expected to return a float output. In case an int is needed
dml will floor the output on it's own.

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 562c805f

drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -86,9 +86,9 @@ static inline double dml_round(double a)
		return floor;
		}

		static inline int dml_log2(double x)
		static inline double dml_log2(double x)
		{
		return dml_round((double)dcn_bw_log(x, 2));
		return (double) dcn_bw_log(x, 2);
		}

		static inline double dml_pow(double a, int exp)

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