cryptodev: allocate driver structure statically

[dpdk.git] / lib / librte_cryptodev / rte_cryptodev_pmd.h

diff --git a/lib/librte_cryptodev/rte_cryptodev_pmd.h b/lib/librte_cryptodev/rte_cryptodev_pmd.h
index c983eb2..ba074e1 100644 (file)
--- a/lib/librte_cryptodev/rte_cryptodev_pmd.h
+++ b/lib/librte_cryptodev/rte_cryptodev_pmd.h
@@ -65,6 +65,13 @@ struct rte_cryptodev_global {
        uint8_t max_devs;               /**< Max number of devices */
 };
 
+/* Cryptodev driver, containing the driver ID */
+struct cryptodev_driver {
+       TAILQ_ENTRY(cryptodev_driver) next; /**< Next in list. */
+       const struct rte_driver *driver;
+       uint8_t id;
+};
+
 /** pointer to global crypto devices data structure. */
 extern struct rte_cryptodev_global *rte_cryptodev_globals;
 
@@ -405,6 +412,29 @@ void rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
 int
 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix);
 
+/**
+ * @internal
+ * Allocate Cryptodev driver.
+ *
+ * @param crypto_drv
+ *   Pointer to cryptodev_driver.
+ * @param drv
+ *   Pointer to rte_driver.
+ *
+ * @return
+ *  The driver type identifier
+ */
+uint8_t rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
+               const struct rte_driver *drv);
+
+
+#define RTE_PMD_REGISTER_CRYPTO_DRIVER(crypto_drv, drv, driver_id)\
+RTE_INIT(init_ ##driver_id);\
+static void init_ ##driver_id(void)\
+{\
+       driver_id = rte_cryptodev_allocate_driver(&crypto_drv, &(drv).driver);\
+}
+
 static inline void *
 get_session_private_data(const struct rte_cryptodev_sym_session *sess,
                uint8_t driver_id) {