diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c index 07d18e78de49..cac72413a097 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c +++ b/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c @@ -23,6 +23,7 @@ * */ +#include "os_types.h" #include "dcn_calc_math.h" #define isNaN(number) ((number) != (number)) @@ -69,8 +70,8 @@ float dcn_bw_max2(const float arg1, const float arg2) float dcn_bw_floor2(const float arg, const float significance) { - if (significance == 0) - return 0; + ASSERT(significance != 0); + return ((int) (arg / significance)) * significance; } float dcn_bw_floor(const float arg) @@ -80,17 +81,14 @@ float dcn_bw_floor(const float arg) float dcn_bw_ceil(const float arg) { - float flr = dcn_bw_floor2(arg, 1); - - return flr + 0.00001 >= arg ? arg : flr + 1; + return (int) (arg + 0.99999); } float dcn_bw_ceil2(const float arg, const float significance) { - float flr = dcn_bw_floor2(arg, significance); - if (significance == 0) - return 0; - return flr + 0.00001 >= arg ? arg : flr + significance; + ASSERT(significance != 0); + + return ((int) (arg / significance + 0.99999)) * significance; } float dcn_bw_max3(float v1, float v2, float v3) |