From 508f60e36a4288beb920b921924742c2b3e12a0d Mon Sep 17 00:00:00 2001 From: Vitaly Prosyak Date: Fri, 24 Nov 2017 15:52:33 -0600 Subject: drm/amd/display: Correct fixed point calculation. When convert from fixed31_32 to other fixed point format use math operation round instead of floor. Signed-off-by: Vitaly Prosyak Reviewed-by: Roman Li Reviewed-by: Krunoslav Kovac Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/basics/conversion.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/display/dc/basics/conversion.c') diff --git a/drivers/gpu/drm/amd/display/dc/basics/conversion.c b/drivers/gpu/drm/amd/display/dc/basics/conversion.c index 23c9a0ec0181..310964915a83 100644 --- a/drivers/gpu/drm/amd/display/dc/basics/conversion.c +++ b/drivers/gpu/drm/amd/display/dc/basics/conversion.c @@ -46,7 +46,7 @@ uint16_t fixed_point_to_int_frac( arg)); if (d <= (uint16_t)(1 << integer_bits) - (1 / (uint16_t)divisor)) - numerator = (uint16_t)dal_fixed31_32_floor( + numerator = (uint16_t)dal_fixed31_32_round( dal_fixed31_32_mul_int( arg, divisor)); -- cgit v1.2.3-55-g7522