diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c index b6abe0f3bb15..ae38cdb80915 100644 --- a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c +++ b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c @@ -25,37 +25,35 @@ #include "dcn_calc_math.h" +#define isNaN(number) ((number) != (number)) + float dcn_bw_mod(const float arg1, const float arg2) { - if (arg1 != arg1) + if (isNaN(arg1)) return arg2; - if (arg2 != arg2) + if (isNaN(arg2)) return arg1; return arg1 - arg1 * ((int) (arg1 / arg2)); } float dcn_bw_min2(const float arg1, const float arg2) { - if (arg1 != arg1) + if (isNaN(arg1)) return arg2; - if (arg2 != arg2) + if (isNaN(arg2)) return arg1; return arg1 < arg2 ? arg1 : arg2; } unsigned int dcn_bw_max(const unsigned int arg1, const unsigned int arg2) { - if (arg1 != arg1) - return arg2; - if (arg2 != arg2) - return arg1; return arg1 > arg2 ? arg1 : arg2; } float dcn_bw_max2(const float arg1, const float arg2) { - if (arg1 != arg1) + if (isNaN(arg1)) return arg2; - if (arg2 != arg2) + if (isNaN(arg2)) return arg1; return arg1 > arg2 ? arg1 : arg2; } |