*/
-#ifndef AUTOCONF_INCLUDED
+#include <linux/version.h>
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,38) && !defined(AUTOCONF_INCLUDED)
#include <linux/config.h>
#endif
#include <linux/module.h>
#include <linux/wait.h>
#include <linux/sched.h>
#include <linux/spinlock.h>
-#include <linux/version.h>
#include <linux/interrupt.h>
#include <cryptodev.h>
/*
* the number of simultaneously active requests
*/
-static int request_q_len = 20;
+static int request_q_len = 40;
module_param(request_q_len, int, 0);
MODULE_PARM_DESC(request_q_len, "Number of outstanding requests");
+
/*
* how many requests we want to have processed
*/
static int request_num = 1024;
module_param(request_num, int, 0);
MODULE_PARM_DESC(request_num, "run for at least this many requests");
+
/*
* the size of each request
*/
-static int request_size = 1500;
+static int request_size = 1488;
module_param(request_size, int, 0);
MODULE_PARM_DESC(request_size, "size of each request");
+/*
+ * OCF batching of requests
+ */
+static int request_batch = 1;
+module_param(request_batch, int, 0);
+MODULE_PARM_DESC(request_batch, "enable OCF request batching");
+
+/*
+ * OCF immediate callback on completion
+ */
+static int request_cbimm = 1;
+module_param(request_cbimm, int, 0);
+MODULE_PARM_DESC(request_cbimm, "enable OCF immediate callback on completion");
+
/*
* a structure for each request
*/
static request_t *requests;
+static spinlock_t ocfbench_counter_lock;
static int outstanding;
static int total;
*/
static uint64_t ocf_cryptoid;
+static unsigned long jstart, jstop;
+
static int ocf_init(void);
static int ocf_cb(struct cryptop *crp);
static void ocf_request(void *arg);
cria.cri_klen = 20 * 8;
cria.cri_key = "0123456789abcdefghij";
- crie.cri_alg = CRYPTO_3DES_CBC;
+ //crie.cri_alg = CRYPTO_3DES_CBC;
+ crie.cri_alg = CRYPTO_AES_CBC;
crie.cri_klen = 24 * 8;
crie.cri_key = "0123456789abcdefghijklmn";
crie.cri_next = &cria;
- error = crypto_newsession(&ocf_cryptoid, &crie, 0);
+ error = crypto_newsession(&ocf_cryptoid, &crie,
+ CRYPTOCAP_F_HARDWARE | CRYPTOCAP_F_SOFTWARE);
if (error) {
printk("crypto_newsession failed %d\n", error);
return -1;
ocf_cb(struct cryptop *crp)
{
request_t *r = (request_t *) crp->crp_opaque;
+ unsigned long flags;
if (crp->crp_etype)
printk("Error in OCF processing: %d\n", crp->crp_etype);
- total++;
crypto_freereq(crp);
crp = NULL;
- if (total > request_num) {
+ /* do all requests but take at least 1 second */
+ spin_lock_irqsave(&ocfbench_counter_lock, flags);
+ total++;
+ if (total > request_num && jstart + HZ < jiffies) {
outstanding--;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
return 0;
}
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
- INIT_WORK(&r->work, ocf_request_wq);
-#else
- INIT_WORK(&r->work, ocf_request, r);
-#endif
schedule_work(&r->work);
return 0;
}
request_t *r = arg;
struct cryptop *crp = crypto_getreq(2);
struct cryptodesc *crde, *crda;
+ unsigned long flags;
if (!crp) {
+ spin_lock_irqsave(&ocfbench_counter_lock, flags);
outstanding--;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
return;
}
crde->crd_flags = CRD_F_IV_EXPLICIT | CRD_F_ENCRYPT;
crde->crd_len = request_size;
crde->crd_inject = request_size;
- crde->crd_alg = CRYPTO_3DES_CBC;
+ //crde->crd_alg = CRYPTO_3DES_CBC;
+ crde->crd_alg = CRYPTO_AES_CBC;
crde->crd_key = "0123456789abcdefghijklmn";
crde->crd_klen = 24 * 8;
crp->crp_ilen = request_size + 64;
- crp->crp_flags = CRYPTO_F_CBIMM;
+ crp->crp_flags = 0;
+ if (request_batch)
+ crp->crp_flags |= CRYPTO_F_BATCH;
+ if (request_cbimm)
+ crp->crp_flags |= CRYPTO_F_CBIMM;
crp->crp_buf = (caddr_t) r->buffer;
crp->crp_callback = ocf_cb;
crp->crp_sid = ocf_cryptoid;
}
#endif
+static void
+ocf_done(void)
+{
+ crypto_freesession(ocf_cryptoid);
+}
+
/*************************************************************************/
#ifdef BENCH_IXP_ACCESS_LIB
/*************************************************************************/
IxCryptoAccStatus status)
{
request_t *r = NULL;
+ unsigned long flags;
+ /* do all requests but take at least 1 second */
+ spin_lock_irqsave(&ocfbench_counter_lock, flags);
total++;
- if (total > request_num) {
+ if (total > request_num && jstart + HZ < jiffies) {
outstanding--;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
return;
}
if (!sbufp || !(r = IX_MBUF_PRIV(sbufp))) {
printk("crappo %p %p\n", sbufp, r);
outstanding--;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
return;
}
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
- INIT_WORK(&r->work, ixp_request_wq);
-#else
- INIT_WORK(&r->work, ixp_request, r);
-#endif
schedule_work(&r->work);
}
{
request_t *r = arg;
IxCryptoAccStatus status;
+ unsigned long flags;
memset(&r->mbuf, 0, sizeof(r->mbuf));
IX_MBUF_MLEN(&r->mbuf) = IX_MBUF_PKT_LEN(&r->mbuf) = request_size + 64;
0, request_size, 0, request_size, request_size, r->buffer);
if (IX_CRYPTO_ACC_STATUS_SUCCESS != status) {
printk("status1 = %d\n", status);
+ spin_lock_irqsave(&ocfbench_counter_lock, flags);
outstanding--;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
return;
}
return;
}
#endif
+static void
+ixp_done(void)
+{
+ /* we should free the session here but I am lazy :-) */
+}
+
/*************************************************************************/
#endif /* BENCH_IXP_ACCESS_LIB */
/*************************************************************************/
int
ocfbench_init(void)
{
- int i, jstart, jstop;
+ int i;
+ unsigned long mbps;
+ unsigned long flags;
printk("Crypto Speed tests\n");
for (i = 0; i < request_q_len; i++) {
/* +64 for return data */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
+ INIT_WORK(&requests[i].work, ocf_request_wq);
+#else
+ INIT_WORK(&requests[i].work, ocf_request, &requests[i]);
+#endif
requests[i].buffer = kmalloc(request_size + 128, GFP_DMA);
if (!requests[i].buffer) {
printk("malloc failed\n");
* OCF benchmark
*/
printk("OCF: testing ...\n");
- ocf_init();
+ if (ocf_init() == -1)
+ return -EINVAL;
+
+ spin_lock_init(&ocfbench_counter_lock);
total = outstanding = 0;
jstart = jiffies;
for (i = 0; i < request_q_len; i++) {
+ spin_lock_irqsave(&ocfbench_counter_lock, flags);
outstanding++;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
ocf_request(&requests[i]);
}
while (outstanding > 0)
schedule();
jstop = jiffies;
- printk("OCF: %d requests of %d bytes in %d jiffies\n", total, request_size,
- jstop - jstart);
+ mbps = 0;
+ if (jstop > jstart) {
+ mbps = (unsigned long) total * (unsigned long) request_size * 8;
+ mbps /= ((jstop - jstart) * 1000) / HZ;
+ }
+ printk("OCF: %d requests of %d bytes in %d jiffies (%d.%03d Mbps)\n",
+ total, request_size, (int)(jstop - jstart),
+ ((int)mbps) / 1000, ((int)mbps) % 1000);
+ ocf_done();
#ifdef BENCH_IXP_ACCESS_LIB
/*
total = outstanding = 0;
jstart = jiffies;
for (i = 0; i < request_q_len; i++) {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
+ INIT_WORK(&requests[i].work, ixp_request_wq);
+#else
+ INIT_WORK(&requests[i].work, ixp_request, &requests[i]);
+#endif
+ spin_lock_irqsave(&ocfbench_counter_lock, flags);
outstanding++;
+ spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
ixp_request(&requests[i]);
}
while (outstanding > 0)
schedule();
jstop = jiffies;
- printk("IXP: %d requests of %d bytes in %d jiffies\n", total, request_size,
- jstop - jstart);
+ mbps = 0;
+ if (jstop > jstart) {
+ mbps = (unsigned long) total * (unsigned long) request_size * 8;
+ mbps /= ((jstop - jstart) * 1000) / HZ;
+ }
+ printk("IXP: %d requests of %d bytes in %d jiffies (%d.%03d Mbps)\n",
+ total, request_size, jstop - jstart,
+ ((int)mbps) / 1000, ((int)mbps) % 1000);
+ ixp_done();
#endif /* BENCH_IXP_ACCESS_LIB */
for (i = 0; i < request_q_len; i++)