X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=crc%2Fcrc32c.h;h=18f1161d0a7127cda69eb492574d7b4a8fd8fcb3;hb=c5477c6a3b3e0042b1f74414071429ca66d94c2f;hp=596fd6c56a98f835933ee68c17b1e845e0309a7d;hpb=2f68124f26e54233db41b462a257dabc48e5c32b;p=fio.git

diff --git a/crc/crc32c.h b/crc/crc32c.h
index 596fd6c5..18f1161d 100644
--- a/crc/crc32c.h
+++ b/crc/crc32c.h
@@ -13,24 +13,49 @@
 
    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 <inttypes.h>
+
 #include "../arch/arch.h"
+#include "../lib/types.h"
+
+extern uint32_t crc32c_sw(unsigned char const *, unsigned long);
+extern bool crc32c_arm64_available;
+extern bool crc32c_intel_available;
 
-extern uint32_t crc32c(unsigned char const *, unsigned long);
+#ifdef ARCH_HAVE_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 /* ARCH_HAVE_CRC_CRYPTO */
 
 #ifdef ARCH_HAVE_SSE4_2
 extern uint32_t crc32c_intel(unsigned char const *, unsigned long);
-extern int crc32c_intel_works(void);
+extern void crc32c_intel_probe(void);
 #else
-#define crc32c_intel crc32c
-static inline int crc32c_intel_works(void)
+#define crc32c_intel crc32c_sw
+static inline void crc32c_intel_probe(void)
 {
-	return 0;
 }
-#endif
+#endif /* ARCH_HAVE_SSE4_2 */
+
+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