X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=crc%2Fcrc32c.h;h=be03c1a27cc28ad851b55e5bd47e2dbb5192a690;hp=0976261ac61832a9b36e1ab50a93b6c59b60d8f7;hb=fa07eaa6913d7171c4259b3b0cd76dae3e76ca00;hpb=419484b934222e589f0b718e9494b045df176167 diff --git a/crc/crc32c.h b/crc/crc32c.h index 0976261a..be03c1a2 100644 --- a/crc/crc32c.h +++ b/crc/crc32c.h @@ -13,19 +13,47 @@ You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, - Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef CRC32C_H #define CRC32C_H #include "../arch/arch.h" +#include "../lib/types.h" -extern uint32_t crc32c(unsigned char const *, unsigned long); +extern uint32_t crc32c_sw(unsigned char const *, unsigned long); +extern bool crc32c_arm64_available; +extern bool crc32c_intel_available; -#ifdef ARCH_HAVE_SSE +#ifdef ARCH_HAVE_ARM64_CRC_CRYPTO +extern uint32_t crc32c_arm64(unsigned char const *, unsigned long); +extern void crc32c_arm64_probe(void); +#else +#define crc32c_arm64 crc32c_sw +static inline void crc32c_arm64_probe(void) +{ +} +#endif + +#ifdef ARCH_HAVE_SSE4_2 extern uint32_t crc32c_intel(unsigned char const *, unsigned long); +extern void crc32c_intel_probe(void); #else -#define crc32c_intel crc32c +#define crc32c_intel crc32c_sw +static inline void crc32c_intel_probe(void) +{ +} #endif +static inline uint32_t fio_crc32c(unsigned char const *buf, unsigned long len) +{ + if (crc32c_arm64_available) + return crc32c_arm64(buf, len); + + if (crc32c_intel_available) + return crc32c_intel(buf, len); + + return crc32c_sw(buf, len); +} + #endif