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Diffstat (limited to 'target/linux/generic-2.4/files/crypto/ocf/ocf-bench.c')
-rw-r--r--target/linux/generic-2.4/files/crypto/ocf/ocf-bench.c436
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diff --git a/target/linux/generic-2.4/files/crypto/ocf/ocf-bench.c b/target/linux/generic-2.4/files/crypto/ocf/ocf-bench.c
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index d32523185f..0000000000
--- a/target/linux/generic-2.4/files/crypto/ocf/ocf-bench.c
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-/*
- * A loadable module that benchmarks the OCF crypto speed from kernel space.
- *
- * Copyright (C) 2004-2010 David McCullough <david_mccullough@mcafee.com>
- *
- * LICENSE TERMS
- *
- * The free distribution and use of this software in both source and binary
- * form is allowed (with or without changes) provided that:
- *
- * 1. distributions of this source code include the above copyright
- * notice, this list of conditions and the following disclaimer;
- *
- * 2. distributions in binary form include the above copyright
- * notice, this list of conditions and the following disclaimer
- * in the documentation and/or other associated materials;
- *
- * 3. the copyright holder's name is not used to endorse products
- * built using this software without specific written permission.
- *
- * ALTERNATIVELY, provided that this notice is retained in full, this product
- * may be distributed under the terms of the GNU General Public License (GPL),
- * in which case the provisions of the GPL apply INSTEAD OF those given above.
- *
- * DISCLAIMER
- *
- * This software is provided 'as is' with no explicit or implied warranties
- * in respect of its properties, including, but not limited to, correctness
- * and/or fitness for purpose.
- */
-
-
-#ifndef AUTOCONF_INCLUDED
-#include <linux/config.h>
-#endif
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/slab.h>
-#include <linux/wait.h>
-#include <linux/sched.h>
-#include <linux/spinlock.h>
-#include <linux/version.h>
-#include <linux/interrupt.h>
-#include <cryptodev.h>
-
-#ifdef I_HAVE_AN_XSCALE_WITH_INTEL_SDK
-#define BENCH_IXP_ACCESS_LIB 1
-#endif
-#ifdef BENCH_IXP_ACCESS_LIB
-#include <IxTypes.h>
-#include <IxOsBuffMgt.h>
-#include <IxNpeDl.h>
-#include <IxCryptoAcc.h>
-#include <IxQMgr.h>
-#include <IxOsServices.h>
-#include <IxOsCacheMMU.h>
-#endif
-
-/*
- * support for access lib version 1.4
- */
-#ifndef IX_MBUF_PRIV
-#define IX_MBUF_PRIV(x) ((x)->priv)
-#endif
-
-/*
- * the number of simultaneously active requests
- */
-static int request_q_len = 20;
-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;
-module_param(request_size, int, 0);
-MODULE_PARM_DESC(request_size, "size of each request");
-
-/*
- * a structure for each request
- */
-typedef struct {
- struct work_struct work;
-#ifdef BENCH_IXP_ACCESS_LIB
- IX_MBUF mbuf;
-#endif
- unsigned char *buffer;
-} request_t;
-
-static request_t *requests;
-
-static int outstanding;
-static int total;
-
-/*************************************************************************/
-/*
- * OCF benchmark routines
- */
-
-static uint64_t ocf_cryptoid;
-static int ocf_init(void);
-static int ocf_cb(struct cryptop *crp);
-static void ocf_request(void *arg);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
-static void ocf_request_wq(struct work_struct *work);
-#endif
-
-static int
-ocf_init(void)
-{
- int error;
- struct cryptoini crie, cria;
- struct cryptodesc crda, crde;
-
- memset(&crie, 0, sizeof(crie));
- memset(&cria, 0, sizeof(cria));
- memset(&crde, 0, sizeof(crde));
- memset(&crda, 0, sizeof(crda));
-
- cria.cri_alg = CRYPTO_SHA1_HMAC;
- cria.cri_klen = 20 * 8;
- cria.cri_key = "0123456789abcdefghij";
-
- crie.cri_alg = CRYPTO_3DES_CBC;
- crie.cri_klen = 24 * 8;
- crie.cri_key = "0123456789abcdefghijklmn";
-
- crie.cri_next = &cria;
-
- error = crypto_newsession(&ocf_cryptoid, &crie, 0);
- if (error) {
- printk("crypto_newsession failed %d\n", error);
- return -1;
- }
- return 0;
-}
-
-static int
-ocf_cb(struct cryptop *crp)
-{
- request_t *r = (request_t *) crp->crp_opaque;
-
- if (crp->crp_etype)
- printk("Error in OCF processing: %d\n", crp->crp_etype);
- total++;
- crypto_freereq(crp);
- crp = NULL;
-
- if (total > request_num) {
- outstanding--;
- return 0;
- }
-
-#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;
-}
-
-
-static void
-ocf_request(void *arg)
-{
- request_t *r = arg;
- struct cryptop *crp = crypto_getreq(2);
- struct cryptodesc *crde, *crda;
-
- if (!crp) {
- outstanding--;
- return;
- }
-
- crde = crp->crp_desc;
- crda = crde->crd_next;
-
- crda->crd_skip = 0;
- crda->crd_flags = 0;
- crda->crd_len = request_size;
- crda->crd_inject = request_size;
- crda->crd_alg = CRYPTO_SHA1_HMAC;
- crda->crd_key = "0123456789abcdefghij";
- crda->crd_klen = 20 * 8;
-
- crde->crd_skip = 0;
- 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_key = "0123456789abcdefghijklmn";
- crde->crd_klen = 24 * 8;
-
- crp->crp_ilen = request_size + 64;
- crp->crp_flags = CRYPTO_F_CBIMM;
- crp->crp_buf = (caddr_t) r->buffer;
- crp->crp_callback = ocf_cb;
- crp->crp_sid = ocf_cryptoid;
- crp->crp_opaque = (caddr_t) r;
- crypto_dispatch(crp);
-}
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
-static void
-ocf_request_wq(struct work_struct *work)
-{
- request_t *r = container_of(work, request_t, work);
- ocf_request(r);
-}
-#endif
-
-/*************************************************************************/
-#ifdef BENCH_IXP_ACCESS_LIB
-/*************************************************************************/
-/*
- * CryptoAcc benchmark routines
- */
-
-static IxCryptoAccCtx ixp_ctx;
-static UINT32 ixp_ctx_id;
-static IX_MBUF ixp_pri;
-static IX_MBUF ixp_sec;
-static int ixp_registered = 0;
-
-static void ixp_register_cb(UINT32 ctx_id, IX_MBUF *bufp,
- IxCryptoAccStatus status);
-static void ixp_perform_cb(UINT32 ctx_id, IX_MBUF *sbufp, IX_MBUF *dbufp,
- IxCryptoAccStatus status);
-static void ixp_request(void *arg);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
-static void ixp_request_wq(struct work_struct *work);
-#endif
-
-static int
-ixp_init(void)
-{
- IxCryptoAccStatus status;
-
- ixp_ctx.cipherCtx.cipherAlgo = IX_CRYPTO_ACC_CIPHER_3DES;
- ixp_ctx.cipherCtx.cipherMode = IX_CRYPTO_ACC_MODE_CBC;
- ixp_ctx.cipherCtx.cipherKeyLen = 24;
- ixp_ctx.cipherCtx.cipherBlockLen = IX_CRYPTO_ACC_DES_BLOCK_64;
- ixp_ctx.cipherCtx.cipherInitialVectorLen = IX_CRYPTO_ACC_DES_IV_64;
- memcpy(ixp_ctx.cipherCtx.key.cipherKey, "0123456789abcdefghijklmn", 24);
-
- ixp_ctx.authCtx.authAlgo = IX_CRYPTO_ACC_AUTH_SHA1;
- ixp_ctx.authCtx.authDigestLen = 12;
- ixp_ctx.authCtx.aadLen = 0;
- ixp_ctx.authCtx.authKeyLen = 20;
- memcpy(ixp_ctx.authCtx.key.authKey, "0123456789abcdefghij", 20);
-
- ixp_ctx.useDifferentSrcAndDestMbufs = 0;
- ixp_ctx.operation = IX_CRYPTO_ACC_OP_ENCRYPT_AUTH ;
-
- IX_MBUF_MLEN(&ixp_pri) = IX_MBUF_PKT_LEN(&ixp_pri) = 128;
- IX_MBUF_MDATA(&ixp_pri) = (unsigned char *) kmalloc(128, SLAB_ATOMIC);
- IX_MBUF_MLEN(&ixp_sec) = IX_MBUF_PKT_LEN(&ixp_sec) = 128;
- IX_MBUF_MDATA(&ixp_sec) = (unsigned char *) kmalloc(128, SLAB_ATOMIC);
-
- status = ixCryptoAccCtxRegister(&ixp_ctx, &ixp_pri, &ixp_sec,
- ixp_register_cb, ixp_perform_cb, &ixp_ctx_id);
-
- if (IX_CRYPTO_ACC_STATUS_SUCCESS == status) {
- while (!ixp_registered)
- schedule();
- return ixp_registered < 0 ? -1 : 0;
- }
-
- printk("ixp: ixCryptoAccCtxRegister failed %d\n", status);
- return -1;
-}
-
-static void
-ixp_register_cb(UINT32 ctx_id, IX_MBUF *bufp, IxCryptoAccStatus status)
-{
- if (bufp) {
- IX_MBUF_MLEN(bufp) = IX_MBUF_PKT_LEN(bufp) = 0;
- kfree(IX_MBUF_MDATA(bufp));
- IX_MBUF_MDATA(bufp) = NULL;
- }
-
- if (IX_CRYPTO_ACC_STATUS_WAIT == status)
- return;
- if (IX_CRYPTO_ACC_STATUS_SUCCESS == status)
- ixp_registered = 1;
- else
- ixp_registered = -1;
-}
-
-static void
-ixp_perform_cb(
- UINT32 ctx_id,
- IX_MBUF *sbufp,
- IX_MBUF *dbufp,
- IxCryptoAccStatus status)
-{
- request_t *r = NULL;
-
- total++;
- if (total > request_num) {
- outstanding--;
- return;
- }
-
- if (!sbufp || !(r = IX_MBUF_PRIV(sbufp))) {
- printk("crappo %p %p\n", sbufp, r);
- outstanding--;
- return;
- }
-
-#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);
-}
-
-static void
-ixp_request(void *arg)
-{
- request_t *r = arg;
- IxCryptoAccStatus status;
-
- memset(&r->mbuf, 0, sizeof(r->mbuf));
- IX_MBUF_MLEN(&r->mbuf) = IX_MBUF_PKT_LEN(&r->mbuf) = request_size + 64;
- IX_MBUF_MDATA(&r->mbuf) = r->buffer;
- IX_MBUF_PRIV(&r->mbuf) = r;
- status = ixCryptoAccAuthCryptPerform(ixp_ctx_id, &r->mbuf, NULL,
- 0, request_size, 0, request_size, request_size, r->buffer);
- if (IX_CRYPTO_ACC_STATUS_SUCCESS != status) {
- printk("status1 = %d\n", status);
- outstanding--;
- return;
- }
- return;
-}
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
-static void
-ixp_request_wq(struct work_struct *work)
-{
- request_t *r = container_of(work, request_t, work);
- ixp_request(r);
-}
-#endif
-
-/*************************************************************************/
-#endif /* BENCH_IXP_ACCESS_LIB */
-/*************************************************************************/
-
-int
-ocfbench_init(void)
-{
- int i, jstart, jstop;
-
- printk("Crypto Speed tests\n");
-
- requests = kmalloc(sizeof(request_t) * request_q_len, GFP_KERNEL);
- if (!requests) {
- printk("malloc failed\n");
- return -EINVAL;
- }
-
- for (i = 0; i < request_q_len; i++) {
- /* +64 for return data */
- requests[i].buffer = kmalloc(request_size + 128, GFP_DMA);
- if (!requests[i].buffer) {
- printk("malloc failed\n");
- return -EINVAL;
- }
- memset(requests[i].buffer, '0' + i, request_size + 128);
- }
-
- /*
- * OCF benchmark
- */
- printk("OCF: testing ...\n");
- ocf_init();
- total = outstanding = 0;
- jstart = jiffies;
- for (i = 0; i < request_q_len; i++) {
- outstanding++;
- 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);
-
-#ifdef BENCH_IXP_ACCESS_LIB
- /*
- * IXP benchmark
- */
- printk("IXP: testing ...\n");
- ixp_init();
- total = outstanding = 0;
- jstart = jiffies;
- for (i = 0; i < request_q_len; i++) {
- outstanding++;
- 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);
-#endif /* BENCH_IXP_ACCESS_LIB */
-
- for (i = 0; i < request_q_len; i++)
- kfree(requests[i].buffer);
- kfree(requests);
- return -EINVAL; /* always fail to load so it can be re-run quickly ;-) */
-}
-
-static void __exit ocfbench_exit(void)
-{
-}
-
-module_init(ocfbench_init);
-module_exit(ocfbench_exit);
-
-MODULE_LICENSE("BSD");
-MODULE_AUTHOR("David McCullough <david_mccullough@mcafee.com>");
-MODULE_DESCRIPTION("Benchmark various in-kernel crypto speeds");
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