diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h b/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h new file mode 100644 index 000000000..072bd0539 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h @@ -0,0 +1,152 @@ +/* + * Copyright 2017 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DML_INLINE_DEFS_H__ +#define __DML_INLINE_DEFS_H__ + +#include "dcn_calc_math.h" +#include "dml_logger.h" + +static inline double dml_min(double a, double b) +{ + return (double) dcn_bw_min2(a, b); +} + +static inline double dml_min3(double a, double b, double c) +{ + return dml_min(dml_min(a, b), c); +} + +static inline double dml_min4(double a, double b, double c, double d) +{ + return dml_min(dml_min(a, b), dml_min(c, d)); +} + +static inline double dml_max(double a, double b) +{ + return (double) dcn_bw_max2(a, b); +} + +static inline double dml_max3(double a, double b, double c) +{ + return dml_max(dml_max(a, b), c); +} + +static inline double dml_max4(double a, double b, double c, double d) +{ + return dml_max(dml_max(a, b), dml_max(c, d)); +} + +static inline double dml_max5(double a, double b, double c, double d, double e) +{ + return dml_max(dml_max4(a, b, c, d), e); +} + +static inline double dml_ceil(double a, double granularity) +{ + return (double) dcn_bw_ceil2(a, granularity); +} + +static inline double dml_floor(double a, double granularity) +{ + return (double) dcn_bw_floor2(a, granularity); +} + +static inline double dml_round(double a) +{ + const double round_pt = 0.5; + + return dml_floor(a + round_pt, 1); +} + +/* float +static inline int dml_log2(float x) +{ + unsigned int ix = *((unsigned int *)&x); + + return (int)((ix >> 23) & 0xff) - 127; +}*/ + +/* double */ +static inline int dml_log2(double x) +{ + unsigned long long ix = *((unsigned long long *)&x); + + return (int)((ix >> 52) & 0x7ff) - 1023; +} + +static inline double dml_pow(double a, int exp) +{ + return (double) dcn_bw_pow(a, exp); +} + +static inline double dml_fmod(double f, int val) +{ + return (double) dcn_bw_mod(f, val); +} + +static inline double dml_ceil_2(double f) +{ + return (double) dcn_bw_ceil2(f, 2); +} + +static inline double dml_ceil_ex(double x, double granularity) +{ + return (double) dcn_bw_ceil2(x, granularity); +} + +static inline double dml_floor_ex(double x, double granularity) +{ + return (double) dcn_bw_floor2(x, granularity); +} + +static inline unsigned int dml_round_to_multiple(unsigned int num, + unsigned int multiple, + unsigned char up) +{ + unsigned int remainder; + + if (multiple == 0) + return num; + + remainder = num % multiple; + + if (remainder == 0) + return num; + + if (up) + return (num + multiple - remainder); + else + return (num - remainder); +} +static inline double dml_abs(double a) +{ + if (a > 0) + return a; + else + return (a*(-1)); +} + +#endif |