mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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32dec7075a
Fixes problem with TFM allocation in cryptosoft.c Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com> Hauke: * remove ubsec_ssb package and take it from ocf-linux * use patches from ocf-linux package * refresh all patches * readd some build fixes for OpenWrt. * readd CRYPTO_MANAGER dependency git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27753 3c298f89-4303-0410-b956-a3cf2f4a3e73
515 lines
13 KiB
C
515 lines
13 KiB
C
/*
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* A loadable module that benchmarks the OCF crypto speed from kernel space.
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*
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* Copyright (C) 2004-2010 David McCullough <david_mccullough@mcafee.com>
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*
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* LICENSE TERMS
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*
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* The free distribution and use of this software in both source and binary
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* form is allowed (with or without changes) provided that:
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*
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* 1. distributions of this source code include the above copyright
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* notice, this list of conditions and the following disclaimer;
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*
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* 2. distributions in binary form include the above copyright
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* notice, this list of conditions and the following disclaimer
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* in the documentation and/or other associated materials;
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*
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* 3. the copyright holder's name is not used to endorse products
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* built using this software without specific written permission.
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*
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* ALTERNATIVELY, provided that this notice is retained in full, this product
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* may be distributed under the terms of the GNU General Public License (GPL),
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* in which case the provisions of the GPL apply INSTEAD OF those given above.
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*
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* DISCLAIMER
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*
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* This software is provided 'as is' with no explicit or implied warranties
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* in respect of its properties, including, but not limited to, correctness
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* and/or fitness for purpose.
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*/
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#include <linux/version.h>
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,38) && !defined(AUTOCONF_INCLUDED)
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#include <linux/config.h>
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#endif
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/list.h>
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#include <linux/slab.h>
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#include <linux/wait.h>
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#include <linux/sched.h>
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#include <linux/spinlock.h>
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#include <linux/interrupt.h>
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#include <cryptodev.h>
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#ifdef I_HAVE_AN_XSCALE_WITH_INTEL_SDK
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#define BENCH_IXP_ACCESS_LIB 1
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#endif
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#ifdef BENCH_IXP_ACCESS_LIB
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#include <IxTypes.h>
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#include <IxOsBuffMgt.h>
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#include <IxNpeDl.h>
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#include <IxCryptoAcc.h>
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#include <IxQMgr.h>
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#include <IxOsServices.h>
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#include <IxOsCacheMMU.h>
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#endif
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/*
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* support for access lib version 1.4
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*/
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#ifndef IX_MBUF_PRIV
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#define IX_MBUF_PRIV(x) ((x)->priv)
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#endif
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/*
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* the number of simultaneously active requests
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*/
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static int request_q_len = 40;
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module_param(request_q_len, int, 0);
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MODULE_PARM_DESC(request_q_len, "Number of outstanding requests");
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/*
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* how many requests we want to have processed
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*/
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static int request_num = 1024;
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module_param(request_num, int, 0);
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MODULE_PARM_DESC(request_num, "run for at least this many requests");
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/*
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* the size of each request
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*/
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static int request_size = 1488;
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module_param(request_size, int, 0);
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MODULE_PARM_DESC(request_size, "size of each request");
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/*
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* OCF batching of requests
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*/
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static int request_batch = 1;
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module_param(request_batch, int, 0);
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MODULE_PARM_DESC(request_batch, "enable OCF request batching");
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/*
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* OCF immediate callback on completion
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*/
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static int request_cbimm = 1;
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module_param(request_cbimm, int, 0);
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MODULE_PARM_DESC(request_cbimm, "enable OCF immediate callback on completion");
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/*
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* a structure for each request
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*/
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typedef struct {
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struct work_struct work;
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#ifdef BENCH_IXP_ACCESS_LIB
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IX_MBUF mbuf;
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#endif
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unsigned char *buffer;
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} request_t;
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static request_t *requests;
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static spinlock_t ocfbench_counter_lock;
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static int outstanding;
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static int total;
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/*************************************************************************/
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/*
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* OCF benchmark routines
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*/
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static uint64_t ocf_cryptoid;
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static unsigned long jstart, jstop;
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static int ocf_init(void);
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static int ocf_cb(struct cryptop *crp);
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static void ocf_request(void *arg);
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
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static void ocf_request_wq(struct work_struct *work);
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#endif
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static int
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ocf_init(void)
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{
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int error;
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struct cryptoini crie, cria;
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struct cryptodesc crda, crde;
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memset(&crie, 0, sizeof(crie));
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memset(&cria, 0, sizeof(cria));
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memset(&crde, 0, sizeof(crde));
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memset(&crda, 0, sizeof(crda));
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cria.cri_alg = CRYPTO_SHA1_HMAC;
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cria.cri_klen = 20 * 8;
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cria.cri_key = "0123456789abcdefghij";
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//crie.cri_alg = CRYPTO_3DES_CBC;
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crie.cri_alg = CRYPTO_AES_CBC;
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crie.cri_klen = 24 * 8;
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crie.cri_key = "0123456789abcdefghijklmn";
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crie.cri_next = &cria;
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error = crypto_newsession(&ocf_cryptoid, &crie,
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CRYPTOCAP_F_HARDWARE | CRYPTOCAP_F_SOFTWARE);
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if (error) {
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printk("crypto_newsession failed %d\n", error);
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return -1;
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}
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return 0;
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}
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static int
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ocf_cb(struct cryptop *crp)
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{
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request_t *r = (request_t *) crp->crp_opaque;
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unsigned long flags;
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if (crp->crp_etype)
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printk("Error in OCF processing: %d\n", crp->crp_etype);
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crypto_freereq(crp);
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crp = NULL;
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/* do all requests but take at least 1 second */
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spin_lock_irqsave(&ocfbench_counter_lock, flags);
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total++;
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if (total > request_num && jstart + HZ < jiffies) {
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outstanding--;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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return 0;
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}
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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schedule_work(&r->work);
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return 0;
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}
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static void
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ocf_request(void *arg)
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{
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request_t *r = arg;
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struct cryptop *crp = crypto_getreq(2);
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struct cryptodesc *crde, *crda;
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unsigned long flags;
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if (!crp) {
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spin_lock_irqsave(&ocfbench_counter_lock, flags);
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outstanding--;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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return;
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}
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crde = crp->crp_desc;
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crda = crde->crd_next;
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crda->crd_skip = 0;
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crda->crd_flags = 0;
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crda->crd_len = request_size;
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crda->crd_inject = request_size;
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crda->crd_alg = CRYPTO_SHA1_HMAC;
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crda->crd_key = "0123456789abcdefghij";
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crda->crd_klen = 20 * 8;
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crde->crd_skip = 0;
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crde->crd_flags = CRD_F_IV_EXPLICIT | CRD_F_ENCRYPT;
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crde->crd_len = request_size;
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crde->crd_inject = request_size;
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//crde->crd_alg = CRYPTO_3DES_CBC;
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crde->crd_alg = CRYPTO_AES_CBC;
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crde->crd_key = "0123456789abcdefghijklmn";
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crde->crd_klen = 24 * 8;
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crp->crp_ilen = request_size + 64;
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crp->crp_flags = 0;
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if (request_batch)
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crp->crp_flags |= CRYPTO_F_BATCH;
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if (request_cbimm)
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crp->crp_flags |= CRYPTO_F_CBIMM;
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crp->crp_buf = (caddr_t) r->buffer;
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crp->crp_callback = ocf_cb;
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crp->crp_sid = ocf_cryptoid;
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crp->crp_opaque = (caddr_t) r;
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crypto_dispatch(crp);
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}
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
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static void
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ocf_request_wq(struct work_struct *work)
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{
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request_t *r = container_of(work, request_t, work);
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ocf_request(r);
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}
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#endif
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static void
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ocf_done(void)
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{
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crypto_freesession(ocf_cryptoid);
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}
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/*************************************************************************/
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#ifdef BENCH_IXP_ACCESS_LIB
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/*************************************************************************/
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/*
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* CryptoAcc benchmark routines
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*/
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static IxCryptoAccCtx ixp_ctx;
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static UINT32 ixp_ctx_id;
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static IX_MBUF ixp_pri;
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static IX_MBUF ixp_sec;
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static int ixp_registered = 0;
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static void ixp_register_cb(UINT32 ctx_id, IX_MBUF *bufp,
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IxCryptoAccStatus status);
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static void ixp_perform_cb(UINT32 ctx_id, IX_MBUF *sbufp, IX_MBUF *dbufp,
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IxCryptoAccStatus status);
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static void ixp_request(void *arg);
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
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static void ixp_request_wq(struct work_struct *work);
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#endif
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static int
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ixp_init(void)
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{
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IxCryptoAccStatus status;
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ixp_ctx.cipherCtx.cipherAlgo = IX_CRYPTO_ACC_CIPHER_3DES;
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ixp_ctx.cipherCtx.cipherMode = IX_CRYPTO_ACC_MODE_CBC;
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ixp_ctx.cipherCtx.cipherKeyLen = 24;
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ixp_ctx.cipherCtx.cipherBlockLen = IX_CRYPTO_ACC_DES_BLOCK_64;
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ixp_ctx.cipherCtx.cipherInitialVectorLen = IX_CRYPTO_ACC_DES_IV_64;
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memcpy(ixp_ctx.cipherCtx.key.cipherKey, "0123456789abcdefghijklmn", 24);
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ixp_ctx.authCtx.authAlgo = IX_CRYPTO_ACC_AUTH_SHA1;
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ixp_ctx.authCtx.authDigestLen = 12;
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ixp_ctx.authCtx.aadLen = 0;
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ixp_ctx.authCtx.authKeyLen = 20;
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memcpy(ixp_ctx.authCtx.key.authKey, "0123456789abcdefghij", 20);
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ixp_ctx.useDifferentSrcAndDestMbufs = 0;
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ixp_ctx.operation = IX_CRYPTO_ACC_OP_ENCRYPT_AUTH ;
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IX_MBUF_MLEN(&ixp_pri) = IX_MBUF_PKT_LEN(&ixp_pri) = 128;
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IX_MBUF_MDATA(&ixp_pri) = (unsigned char *) kmalloc(128, SLAB_ATOMIC);
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IX_MBUF_MLEN(&ixp_sec) = IX_MBUF_PKT_LEN(&ixp_sec) = 128;
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IX_MBUF_MDATA(&ixp_sec) = (unsigned char *) kmalloc(128, SLAB_ATOMIC);
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status = ixCryptoAccCtxRegister(&ixp_ctx, &ixp_pri, &ixp_sec,
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ixp_register_cb, ixp_perform_cb, &ixp_ctx_id);
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if (IX_CRYPTO_ACC_STATUS_SUCCESS == status) {
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while (!ixp_registered)
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schedule();
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return ixp_registered < 0 ? -1 : 0;
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}
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printk("ixp: ixCryptoAccCtxRegister failed %d\n", status);
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return -1;
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}
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static void
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ixp_register_cb(UINT32 ctx_id, IX_MBUF *bufp, IxCryptoAccStatus status)
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{
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if (bufp) {
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IX_MBUF_MLEN(bufp) = IX_MBUF_PKT_LEN(bufp) = 0;
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kfree(IX_MBUF_MDATA(bufp));
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IX_MBUF_MDATA(bufp) = NULL;
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}
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if (IX_CRYPTO_ACC_STATUS_WAIT == status)
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return;
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if (IX_CRYPTO_ACC_STATUS_SUCCESS == status)
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ixp_registered = 1;
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else
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ixp_registered = -1;
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}
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static void
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ixp_perform_cb(
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UINT32 ctx_id,
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IX_MBUF *sbufp,
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IX_MBUF *dbufp,
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IxCryptoAccStatus status)
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{
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request_t *r = NULL;
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unsigned long flags;
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/* do all requests but take at least 1 second */
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spin_lock_irqsave(&ocfbench_counter_lock, flags);
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total++;
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if (total > request_num && jstart + HZ < jiffies) {
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outstanding--;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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return;
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}
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if (!sbufp || !(r = IX_MBUF_PRIV(sbufp))) {
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printk("crappo %p %p\n", sbufp, r);
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outstanding--;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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return;
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}
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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schedule_work(&r->work);
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}
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static void
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ixp_request(void *arg)
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{
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request_t *r = arg;
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IxCryptoAccStatus status;
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unsigned long flags;
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memset(&r->mbuf, 0, sizeof(r->mbuf));
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IX_MBUF_MLEN(&r->mbuf) = IX_MBUF_PKT_LEN(&r->mbuf) = request_size + 64;
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IX_MBUF_MDATA(&r->mbuf) = r->buffer;
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IX_MBUF_PRIV(&r->mbuf) = r;
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status = ixCryptoAccAuthCryptPerform(ixp_ctx_id, &r->mbuf, NULL,
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0, request_size, 0, request_size, request_size, r->buffer);
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if (IX_CRYPTO_ACC_STATUS_SUCCESS != status) {
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printk("status1 = %d\n", status);
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spin_lock_irqsave(&ocfbench_counter_lock, flags);
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outstanding--;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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return;
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}
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return;
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}
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
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static void
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ixp_request_wq(struct work_struct *work)
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{
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request_t *r = container_of(work, request_t, work);
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ixp_request(r);
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}
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#endif
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static void
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ixp_done(void)
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{
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/* we should free the session here but I am lazy :-) */
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}
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/*************************************************************************/
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#endif /* BENCH_IXP_ACCESS_LIB */
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/*************************************************************************/
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int
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ocfbench_init(void)
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{
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int i;
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unsigned long mbps;
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unsigned long flags;
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printk("Crypto Speed tests\n");
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requests = kmalloc(sizeof(request_t) * request_q_len, GFP_KERNEL);
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if (!requests) {
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printk("malloc failed\n");
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return -EINVAL;
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}
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for (i = 0; i < request_q_len; i++) {
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/* +64 for return data */
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
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INIT_WORK(&requests[i].work, ocf_request_wq);
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#else
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INIT_WORK(&requests[i].work, ocf_request, &requests[i]);
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#endif
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requests[i].buffer = kmalloc(request_size + 128, GFP_DMA);
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if (!requests[i].buffer) {
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printk("malloc failed\n");
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return -EINVAL;
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}
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memset(requests[i].buffer, '0' + i, request_size + 128);
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}
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/*
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* OCF benchmark
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*/
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printk("OCF: testing ...\n");
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if (ocf_init() == -1)
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return -EINVAL;
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spin_lock_init(&ocfbench_counter_lock);
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total = outstanding = 0;
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jstart = jiffies;
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for (i = 0; i < request_q_len; i++) {
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spin_lock_irqsave(&ocfbench_counter_lock, flags);
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outstanding++;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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ocf_request(&requests[i]);
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}
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while (outstanding > 0)
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schedule();
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jstop = jiffies;
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mbps = 0;
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if (jstop > jstart) {
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mbps = (unsigned long) total * (unsigned long) request_size * 8;
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mbps /= ((jstop - jstart) * 1000) / HZ;
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}
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printk("OCF: %d requests of %d bytes in %d jiffies (%d.%03d Mbps)\n",
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total, request_size, (int)(jstop - jstart),
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((int)mbps) / 1000, ((int)mbps) % 1000);
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ocf_done();
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#ifdef BENCH_IXP_ACCESS_LIB
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/*
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* IXP benchmark
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*/
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printk("IXP: testing ...\n");
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ixp_init();
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total = outstanding = 0;
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jstart = jiffies;
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for (i = 0; i < request_q_len; i++) {
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
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INIT_WORK(&requests[i].work, ixp_request_wq);
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#else
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INIT_WORK(&requests[i].work, ixp_request, &requests[i]);
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#endif
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spin_lock_irqsave(&ocfbench_counter_lock, flags);
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outstanding++;
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spin_unlock_irqrestore(&ocfbench_counter_lock, flags);
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ixp_request(&requests[i]);
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}
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while (outstanding > 0)
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schedule();
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jstop = jiffies;
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mbps = 0;
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if (jstop > jstart) {
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mbps = (unsigned long) total * (unsigned long) request_size * 8;
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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++)
|
|
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");
|