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amdgpu/dc: use kernel ilog2 for log_2.

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This should produce the same result.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dave Airlie
2017-10-03 13:49:42 +10:00
committed by Alex Deucher
parent 4ee67c71b8
commit 23d433fabe
2 changed files with 4 additions and 11 deletions
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5
drivers/gpu/drm/amd/display/dc/basics/conversion.h
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@@ -38,6 +38,9 @@ void convert_float_matrix(
struct fixed31_32 *flt,
uint32_t buffer_size);
unsigned int log_2(unsigned int num);
static inline unsigned int log_2(unsigned int num)
{
return ilog2(num);
}
#endif