diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 7bf93c5decfefa1514bc8089867fe850028ee621..e52f56c5bd5e44320f6f49b70e252680f014f222 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -570,6 +570,122 @@ out:
crypto_free_tfm(tfm);
}
+static void test_digest_jiffies(struct crypto_tfm *tfm, char *p, int blen,
+ int plen, char *out, int sec)
+{
+ struct scatterlist sg[1];
+ unsigned long start, end;
+ int bcount, pcount;
+
+ for (start = jiffies, end = start + sec * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ crypto_digest_init(tfm);
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ sg_set_buf(sg, p + pcount, plen);
+ crypto_digest_update(tfm, sg, 1);
+ }
+ /* we assume there is enough space in 'out' for the result */
+ crypto_digest_final(tfm, out);
+ }
+
+ printk("%6u opers/sec, %9lu bytes/sec\n",
+ bcount / sec, ((long)bcount * blen) / sec);
+
+ return;
+}
+
+static void test_digest_cycles(struct crypto_tfm *tfm, char *p, int blen,
+ int plen, char *out)
+{
+ struct scatterlist sg[1];
+ unsigned long cycles = 0;
+ int i, pcount;
+
+ local_bh_disable();
+ local_irq_disable();
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ crypto_digest_init(tfm);
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ sg_set_buf(sg, p + pcount, plen);
+ crypto_digest_update(tfm, sg, 1);
+ }
+ crypto_digest_final(tfm, out);
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ crypto_digest_init(tfm);
+
+ start = get_cycles();
+
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ sg_set_buf(sg, p + pcount, plen);
+ crypto_digest_update(tfm, sg, 1);
+ }
+ crypto_digest_final(tfm, out);
+
+ end = get_cycles();
+
+ cycles += end - start;
+ }
+
+ local_irq_enable();
+ local_bh_enable();
+
+ printk("%6lu cycles/operation, %4lu cycles/byte\n",
+ cycles / 8, cycles / (8 * blen));
+
+ return;
+}
+
+static void test_digest_speed(char *algo, unsigned int sec,
+ struct digest_speed *speed)
+{
+ struct crypto_tfm *tfm;
+ char output[1024];
+ int i;
+
+ printk("\ntesting speed of %s\n", algo);
+
+ tfm = crypto_alloc_tfm(algo, 0);
+
+ if (tfm == NULL) {
+ printk("failed to load transform for %s\n", algo);
+ return;
+ }
+
+ if (crypto_tfm_alg_digestsize(tfm) > sizeof(output)) {
+ printk("digestsize(%u) > outputbuffer(%zu)\n",
+ crypto_tfm_alg_digestsize(tfm), sizeof(output));
+ goto out;
+ }
+
+ for (i = 0; speed[i].blen != 0; i++) {
+ if (speed[i].blen > TVMEMSIZE) {
+ printk("template (%u) too big for tvmem (%u)\n",
+ speed[i].blen, TVMEMSIZE);
+ goto out;
+ }
+
+ printk("test%3u (%5u byte blocks,%5u bytes per update,%4u updates): ",
+ i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
+
+ memset(tvmem, 0xff, speed[i].blen);
+
+ if (sec)
+ test_digest_jiffies(tfm, tvmem, speed[i].blen, speed[i].plen, output, sec);
+ else
+ test_digest_cycles(tfm, tvmem, speed[i].blen, speed[i].plen, output);
+ }
+
+out:
+ crypto_free_tfm(tfm);
+}
+
static void test_deflate(void)
{
unsigned int i;
@@ -1086,6 +1202,60 @@ static void do_test(void)
des_speed_template);
break;
+ case 300:
+ /* fall through */
+
+ case 301:
+ test_digest_speed("md4", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 302:
+ test_digest_speed("md5", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 303:
+ test_digest_speed("sha1", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 304:
+ test_digest_speed("sha256", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 305:
+ test_digest_speed("sha384", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 306:
+ test_digest_speed("sha512", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 307:
+ test_digest_speed("wp256", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 308:
+ test_digest_speed("wp384", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 309:
+ test_digest_speed("wp512", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 310:
+ test_digest_speed("tgr128", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 311:
+ test_digest_speed("tgr160", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 312:
+ test_digest_speed("tgr192", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 399:
+ break;
+
case 1000:
test_available();
break;
diff --git a/crypto/tcrypt.h b/crypto/tcrypt.h
index 1f683ba794ee6034ec9e2e59efa375db27288727..1fac5602f633182f648e54f83fe0e60f50a0f56f 100644
--- a/crypto/tcrypt.h
+++ b/crypto/tcrypt.h
@@ -65,6 +65,11 @@ struct cipher_speed {
unsigned int blen;
};
+struct digest_speed {
+ unsigned int blen; /* buffer length */
+ unsigned int plen; /* per-update length */
+};
+
/*
* MD4 test vectors from RFC1320
*/
@@ -2975,4 +2980,35 @@ static struct cipher_speed des_speed_template[] = {
{ .klen = 0, .blen = 0, }
};
+/*
+ * Digest speed tests
+ */
+static struct digest_speed generic_digest_speed_template[] = {
+ { .blen = 16, .plen = 16, },
+ { .blen = 64, .plen = 16, },
+ { .blen = 64, .plen = 64, },
+ { .blen = 256, .plen = 16, },
+ { .blen = 256, .plen = 64, },
+ { .blen = 256, .plen = 256, },
+ { .blen = 1024, .plen = 16, },
+ { .blen = 1024, .plen = 256, },
+ { .blen = 1024, .plen = 1024, },
+ { .blen = 2048, .plen = 16, },
+ { .blen = 2048, .plen = 256, },
+ { .blen = 2048, .plen = 1024, },
+ { .blen = 2048, .plen = 2048, },
+ { .blen = 4096, .plen = 16, },
+ { .blen = 4096, .plen = 256, },
+ { .blen = 4096, .plen = 1024, },
+ { .blen = 4096, .plen = 4096, },
+ { .blen = 8192, .plen = 16, },
+ { .blen = 8192, .plen = 256, },
+ { .blen = 8192, .plen = 1024, },
+ { .blen = 8192, .plen = 4096, },
+ { .blen = 8192, .plen = 8192, },
+
+ /* End marker */
+ { .blen = 0, .plen = 0, }
+};
+
#endif /* _CRYPTO_TCRYPT_H */