> -----Original Message-----
> From: Akhil Goyal [mailto:akhil.go...@nxp.com]
> Sent: Tuesday, October 3, 2017 2:14 PM
> To: dev@dpdk.org
> Cc: Doherty, Declan <declan.dohe...@intel.com>; De Lara Guarch, Pablo
> <pablo.de.lara.gua...@intel.com>; hemant.agra...@nxp.com; Nicolau,
> Radu <radu.nico...@intel.com>; bor...@mellanox.com;
> avia...@mellanox.com; tho...@monjalon.net; sandeep.ma...@nxp.com;
> jerin.ja...@caviumnetworks.com; Mcnamara, John
> <john.mcnam...@intel.com>; olivier.m...@6wind.com
> Subject: [PATCH v2 03/12] cryptodev: extend cryptodev to support security
> APIs
> 

I would change the title to something a bit shorter "cryptodev: support 
security APIs"?
No need to duplicate "cryptodev".

> security ops are added to crypto device to support protocol offloaded
> security operations.
> 
> Signed-off-by: Akhil Goyal <akhil.go...@nxp.com>
> Signed-off-by: Declan Doherty <declan.dohe...@intel.com>
> ---

...

> diff --git a/lib/librte_cryptodev/rte_cryptodev.c
> b/lib/librte_cryptodev/rte_cryptodev.c
> index 327d7e8..e52fc88 100644
> --- a/lib/librte_cryptodev/rte_cryptodev.c
> +++ b/lib/librte_cryptodev/rte_cryptodev.c
> @@ -488,6 +488,16 @@ rte_cryptodev_devices_get(const char
> *driver_name, uint8_t *devices,
>       return count;
>  }
> 
> +uint16_t
> +rte_cryptodev_get_sec_id(uint8_t dev_id) {
> +     if (rte_crypto_devices[dev_id].feature_flags &
> +                     RTE_CRYPTODEV_FF_SECURITY)
> +             return rte_crypto_devices[dev_id].data->sec_id;
> +
> +     return -1;

The return value of this function is uint16_t, but you are returning a -1
if the crypto device does not support security sessions.

> +}
> +
>  int
>  rte_cryptodev_socket_id(uint8_t dev_id)  { diff --git
> a/lib/librte_cryptodev/rte_cryptodev.h
> b/lib/librte_cryptodev/rte_cryptodev.h
> index 7ec9c4b..867b5be 100644
> --- a/lib/librte_cryptodev/rte_cryptodev.h
> +++ b/lib/librte_cryptodev/rte_cryptodev.h
> @@ -51,8 +51,6 @@ extern "C" {
>  #include <rte_common.h>
>  #include <rte_vdev.h>
> 
> -extern const char **rte_cyptodev_names;
> -

I think this removal deserves another patch, separate from this patchset.

>  /* Logging Macros */
> 
>  #define CDEV_LOG_ERR(...) \
> @@ -351,6 +349,8 @@ rte_cryptodev_get_aead_algo_enum(enum
> rte_crypto_aead_algorithm *algo_enum,  /**< Utilises CPU NEON
> instructions */
>  #define      RTE_CRYPTODEV_FF_CPU_ARM_CE             (1ULL << 11)
>  /**< Utilises ARM CPU Cryptographic Extensions */
> +#define      RTE_CRYPTODEV_FF_SECURITY               (1ULL << 12)
> +/**< Support Security Protocol Processing */
> 
> 
>  /**
> @@ -761,6 +761,9 @@ struct rte_cryptodev {
>       /**< Flag indicating the device is attached */  }
> __rte_cache_aligned;
> 
> +uint16_t
> +rte_cryptodev_get_sec_id(uint8_t dev_id);
> +
>  /**
>   *
>   * The data part, with no function pointers, associated with each device.
> @@ -789,6 +792,7 @@ struct rte_cryptodev_data {
> 
>       void *dev_private;
>       /**< PMD-specific private data */
> +     uint16_t sec_id;

Add a description about "sec_id".

>  } __rte_cache_aligned;
> 

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