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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR03MB2436 Subject: Re: [dpdk-dev] [PATCH] test_cryptodev_perf: IV and digest should be stored at a DMAeble address X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK <dev.dpdk.org> List-Unsubscribe: <http://dpdk.org/ml/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://dpdk.org/ml/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <http://dpdk.org/ml/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> X-List-Received-Date: Wed, 05 Oct 2016 06:40:27 -0000 On 9/26/2016 10:03 PM, akhil.goyal@nxp.com wrote: > From: Akhil Goyal <akhil.goyal@nxp.com> > > For physical crypto devices, IV and digest are processed by the crypto > device which need the contents to be written on some DMA able address. > > So in order to do that, IV and digest are accomodated in the packet. > > Signed-off-by: Akhil Goyal <akhil.goyal@nxp.com> > --- > app/test/test_cryptodev_perf.c | 10 ++++++++-- > 1 file changed, 8 insertions(+), 2 deletions(-) > > diff --git a/app/test/test_cryptodev_perf.c b/app/test/test_cryptodev_perf.c > index 0ea7ec1..930d5b8 100644 > --- a/app/test/test_cryptodev_perf.c > +++ b/app/test/test_cryptodev_perf.c > @@ -2366,9 +2366,13 @@ test_perf_set_crypto_op(struct rte_crypto_op *op, struct rte_mbuf *m, > op->sym->auth.aad.length = AES_CBC_CIPHER_IV_LENGTH; > > /* Cipher Parameters */ > - op->sym->cipher.iv.data = aes_cbc_iv; > + op->sym->cipher.iv.data = (uint8_t *)m->buf_addr + m->data_off; > + op->sym->cipher.iv.phys_addr = rte_pktmbuf_mtophys(m); > op->sym->cipher.iv.length = AES_CBC_CIPHER_IV_LENGTH; > > + rte_memcpy(op->sym->cipher.iv.data, aes_cbc_iv, > + AES_CBC_CIPHER_IV_LENGTH); > + > /* Data lengths/offsets Parameters */ > op->sym->auth.data.offset = 0; > op->sym->auth.data.length = data_len; > @@ -2468,7 +2472,9 @@ test_perf_aes_sha(uint8_t dev_id, uint16_t queue_id, > rte_pktmbuf_free(mbufs[k]); > return -1; > } > - > + /* Make room for Digest and IV in mbuf */ > + rte_pktmbuf_append(mbufs[i], digest_length); > + rte_pktmbuf_prepend(mbufs[i], AES_CBC_CIPHER_IV_LENGTH); > } > > > Hi Declan, Sorry I missed out copy your name in the TO list. Do we have some comments on this patch. Regards, Akhil