On Tue, Oct 18, 2022 at 3:09 PM Ganapati Kundapura
<ganapati.kundap...@intel.com> wrote:
>
> Secondary process is not able to call the crypto adapter
> api's stats get/reset as crypto adapter memzone memory is not accessible by
> secondary process.
>
> Added memzone lookup so that secondary process can call the
> crypto adapter api's(stats_get etc)
>
> Signed-off-by: Ganapati Kundapura <ganapati.kundap...@intel.com>
@Gujjar, Abhinandan S Does this patch need to be part of rc2? If so,
please review ASAP. I will complete the rc2 PR by tomorrow.
>
> diff --git a/lib/eventdev/rte_event_crypto_adapter.c
> b/lib/eventdev/rte_event_crypto_adapter.c
> index a11cbcf..7c9901c 100644
> --- a/lib/eventdev/rte_event_crypto_adapter.c
> +++ b/lib/eventdev/rte_event_crypto_adapter.c
> @@ -33,6 +33,8 @@
> */
> #define CRYPTO_ENQ_FLUSH_THRESHOLD 1024
>
> +#define ECA_ADAPTER_ARRAY "crypto_adapter_array"
> +
> struct crypto_ops_circular_buffer {
> /* index of head element in circular buffer */
> uint16_t head;
> @@ -138,7 +140,6 @@ eca_valid_id(uint8_t id)
> static int
> eca_init(void)
> {
> - const char *name = "crypto_adapter_array";
> const struct rte_memzone *mz;
> unsigned int sz;
>
> @@ -146,9 +147,10 @@ eca_init(void)
> RTE_EVENT_CRYPTO_ADAPTER_MAX_INSTANCE;
> sz = RTE_ALIGN(sz, RTE_CACHE_LINE_SIZE);
>
> - mz = rte_memzone_lookup(name);
> + mz = rte_memzone_lookup(ECA_ADAPTER_ARRAY);
> if (mz == NULL) {
> - mz = rte_memzone_reserve_aligned(name, sz, rte_socket_id(), 0,
> + mz = rte_memzone_reserve_aligned(ECA_ADAPTER_ARRAY, sz,
> + rte_socket_id(), 0,
> RTE_CACHE_LINE_SIZE);
> if (mz == NULL) {
> RTE_EDEV_LOG_ERR("failed to reserve memzone err = %"
> @@ -161,6 +163,22 @@ eca_init(void)
> return 0;
> }
>
> +static int
> +eca_memzone_lookup(void)
> +{
> + const struct rte_memzone *mz;
> +
> + if (event_crypto_adapter == NULL) {
> + mz = rte_memzone_lookup(ECA_ADAPTER_ARRAY);
> + if (mz == NULL)
> + return -ENOMEM;
> +
> + event_crypto_adapter = mz->addr;
> + }
> +
> + return 0;
> +}
> +
> static inline bool
> eca_circular_buffer_batch_ready(struct crypto_ops_circular_buffer *bufp)
> {
> @@ -1234,6 +1252,9 @@ rte_event_crypto_adapter_stats_get(uint8_t id,
> uint32_t i;
> int ret;
>
> + if (eca_memzone_lookup())
> + return -ENOMEM;
> +
> EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL);
>
> adapter = eca_id_to_adapter(id);
> @@ -1275,6 +1296,9 @@ rte_event_crypto_adapter_stats_reset(uint8_t id)
> struct rte_eventdev *dev;
> uint32_t i;
>
> + if (eca_memzone_lookup())
> + return -ENOMEM;
> +
> EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL);
>
> adapter = eca_id_to_adapter(id);
> --
> 2.6.4
>
