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39 * RTE FSLMC Bus Interface
50 #include <sys/queue.h>
54 #include <rte_debug.h>
55 #include <rte_interrupts.h>
59 struct rte_dpaa2_driver;
61 /* DPAA2 Device and Driver lists for FSLMC bus */
62 TAILQ_HEAD(rte_fslmc_device_list, rte_dpaa2_device);
63 TAILQ_HEAD(rte_fslmc_driver_list, rte_dpaa2_driver);
65 extern struct rte_fslmc_bus rte_fslmc_bus;
68 * A structure describing a DPAA2 device.
70 struct rte_dpaa2_device {
71 TAILQ_ENTRY(rte_dpaa2_device) next; /**< Next probed DPAA2 device. */
72 struct rte_device device; /**< Inherit core device */
74 struct rte_eth_dev *eth_dev; /**< ethernet device */
75 struct rte_cryptodev *cryptodev; /**< Crypto Device */
77 uint16_t dev_type; /**< Device Type */
78 uint16_t object_id; /**< DPAA2 Object ID */
79 struct rte_intr_handle intr_handle; /**< Interrupt handle */
80 struct rte_dpaa2_driver *driver; /**< Associated driver */
81 char name[32]; /**< DPAA2 Object name*/
84 typedef int (*rte_dpaa2_probe_t)(struct rte_dpaa2_driver *dpaa2_drv,
85 struct rte_dpaa2_device *dpaa2_dev);
86 typedef int (*rte_dpaa2_remove_t)(struct rte_dpaa2_device *dpaa2_dev);
89 * A structure describing a DPAA2 driver.
91 struct rte_dpaa2_driver {
92 TAILQ_ENTRY(rte_dpaa2_driver) next; /**< Next in list. */
93 struct rte_driver driver; /**< Inherit core driver. */
94 struct rte_fslmc_bus *fslmc_bus; /**< FSLMC bus reference */
95 uint32_t drv_flags; /**< Flags for controlling device.*/
96 uint16_t drv_type; /**< Driver Type */
97 rte_dpaa2_probe_t probe;
98 rte_dpaa2_remove_t remove;
104 struct rte_fslmc_bus {
105 struct rte_bus bus; /**< Generic Bus object */
106 struct rte_fslmc_device_list device_list;
107 /**< FSLMC DPAA2 Device list */
108 struct rte_fslmc_driver_list driver_list;
109 /**< FSLMC DPAA2 Driver list */
111 /**< Optional: Count of devices on bus */
115 * Register a DPAA2 driver.
118 * A pointer to a rte_dpaa2_driver structure describing the driver
121 void rte_fslmc_driver_register(struct rte_dpaa2_driver *driver);
124 * Unregister a DPAA2 driver.
127 * A pointer to a rte_dpaa2_driver structure describing the driver
128 * to be unregistered.
130 void rte_fslmc_driver_unregister(struct rte_dpaa2_driver *driver);
132 /** Helper for DPAA2 device registration from driver (eth, crypto) instance */
133 #define RTE_PMD_REGISTER_DPAA2(nm, dpaa2_drv) \
134 RTE_INIT(dpaa2initfn_ ##nm); \
135 static void dpaa2initfn_ ##nm(void) \
137 (dpaa2_drv).driver.name = RTE_STR(nm);\
138 rte_fslmc_driver_register(&dpaa2_drv); \
140 RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
146 #endif /* _RTE_FSLMC_H_ */