From: Pablo de Lara Date: Mon, 20 Jun 2016 14:44:56 +0000 (+0100) Subject: crypto/snow3g: add missing feature flags X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=e5182997b2c3634d0e093b49f1db7caca3c4c0d4;p=dpdk.git crypto/snow3g: add missing feature flags 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 Acked-by: Deepak Kumar Jain --- diff --git a/drivers/crypto/snow3g/rte_snow3g_pmd.c b/drivers/crypto/snow3g/rte_snow3g_pmd.c index b90d27d29f..6d59de7b4d 100644 --- a/drivers/crypto/snow3g/rte_snow3g_pmd.c +++ b/drivers/crypto/snow3g/rte_snow3g_pmd.c @@ -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;