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crypto/snow3g: add missing feature flags

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The underlying libsso library support SSE4.1 instruction set,
so feature flags of the crypto device must be updated
to reflect this.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Deepak Kumar Jain <deepak.k.jain@intel.com>
This commit is contained in:
Pablo de Lara 2016-06-20 15:44:56 +01:00 committed by Thomas Monjalon
parent b537abdbee
commit e5182997b2
1 changed files with 12 additions and 1 deletions
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13
drivers/crypto/snow3g/rte_snow3g_pmd.c
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@ -555,6 +555,16 @@ cryptodev_snow3g_create(const char *name,
struct rte_cryptodev *dev;
char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
struct snow3g_private *internals;
uint64_t cpu_flags = 0;
/* Check CPU for supported vector instruction set */
if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE4_1))
cpu_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
else {
SNOW3G_LOG_ERR("Vector instructions are not supported by CPU");
return -EFAULT;
}
/* Create a unique device name. */
if (create_unique_device_name(crypto_dev_name,
@ -578,7 +588,8 @@ cryptodev_snow3g_create(const char *name,
dev->enqueue_burst = snow3g_pmd_enqueue_burst;
dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING;
RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
cpu_flags;
internals = dev->data->dev_private;