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Diffstat (limited to 'lib/mesa/src/intel/isl/isl_priv.h')
| -rw-r--r-- | lib/mesa/src/intel/isl/isl_priv.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/lib/mesa/src/intel/isl/isl_priv.h b/lib/mesa/src/intel/isl/isl_priv.h new file mode 100644 index 000000000..dc3975d3c --- /dev/null +++ b/lib/mesa/src/intel/isl/isl_priv.h @@ -0,0 +1,202 @@ +/* + * Copyright 2015 Intel Corporation + * + * 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 (including the next + * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. + */ + +#ifndef ISL_PRIV_H +#define ISL_PRIV_H + +#include <assert.h> +#include <strings.h> + +#include "common/gen_device_info.h" +#include "util/macros.h" + +#include "isl.h" + +#define isl_finishme(format, ...) \ + __isl_finishme(__FILE__, __LINE__, format, ##__VA_ARGS__) + +void PRINTFLIKE(3, 4) UNUSED +__isl_finishme(const char *file, int line, const char *fmt, ...); + +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#define MAX(a, b) ((a) > (b) ? (a) : (b)) + +static inline bool +isl_is_pow2(uintmax_t n) +{ + return !(n & (n - 1)); +} + +/** + * Alignment must be a power of 2. + */ +static inline bool +isl_is_aligned(uintmax_t n, uintmax_t a) +{ + assert(isl_is_pow2(a)); + return (n & (a - 1)) == 0; +} + +/** + * Alignment must be a power of 2. + */ +static inline uintmax_t +isl_align(uintmax_t n, uintmax_t a) +{ + assert(a != 0 && isl_is_pow2(a)); + return (n + a - 1) & ~(a - 1); +} + +static inline uintmax_t +isl_align_npot(uintmax_t n, uintmax_t a) +{ + assert(a > 0); + return ((n + a - 1) / a) * a; +} + +/** + * Alignment must be a power of 2. + */ +static inline uintmax_t +isl_align_div(uintmax_t n, uintmax_t a) +{ + return isl_align(n, a) / a; +} + +static inline uintmax_t +isl_align_div_npot(uintmax_t n, uintmax_t a) +{ + return isl_align_npot(n, a) / a; +} + +/** + * Log base 2, rounding towards zero. + */ +static inline uint32_t +isl_log2u(uint32_t n) +{ + assert(n != 0); + return 31 - __builtin_clz(n); +} + +static inline uint32_t +isl_round_up_to_power_of_two(uint32_t value) +{ + if (value <= 1) + return value; + + return 1 << (32 - __builtin_clz(value - 1)); +} + +static inline uint32_t +isl_minify(uint32_t n, uint32_t levels) +{ + if (unlikely(n == 0)) + return 0; + else + return MAX(n >> levels, 1); +} + +static inline struct isl_extent3d +isl_extent3d_sa_to_el(enum isl_format fmt, struct isl_extent3d extent_sa) +{ + const struct isl_format_layout *fmtl = isl_format_get_layout(fmt); + + assert(extent_sa.w % fmtl->bw == 0); + assert(extent_sa.h % fmtl->bh == 0); + assert(extent_sa.d % fmtl->bd == 0); + + return (struct isl_extent3d) { + .w = extent_sa.w / fmtl->bw, + .h = extent_sa.h / fmtl->bh, + .d = extent_sa.d / fmtl->bd, + }; +} + +static inline struct isl_extent3d +isl_extent3d_el_to_sa(enum isl_format fmt, struct isl_extent3d extent_el) +{ + const struct isl_format_layout *fmtl = isl_format_get_layout(fmt); + + return (struct isl_extent3d) { + .w = extent_el.w * fmtl->bw, + .h = extent_el.h * fmtl->bh, + .d = extent_el.d * fmtl->bd, + }; +} + +void +isl_gen4_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); + +void +isl_gen5_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); + +void +isl_gen6_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); + +void +isl_gen7_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); + +void +isl_gen75_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); +void +isl_gen8_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); +void +isl_gen9_surf_fill_state_s(const struct isl_device *dev, void *state, + const struct isl_surf_fill_state_info *restrict info); + +void +isl_gen4_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +void +isl_gen5_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +void +isl_gen6_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +void +isl_gen7_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +void +isl_gen75_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +void +isl_gen8_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +void +isl_gen9_buffer_fill_state_s(void *state, + const struct isl_buffer_fill_state_info *restrict info); + +#endif /* ISL_PRIV_H */ |