#define _RTE_LINUXAPP_INTERRUPTS_H_
#define RTE_MAX_RXTX_INTR_VEC_ID 32
+#define RTE_INTR_VEC_ZERO_OFFSET 0
+#define RTE_INTR_VEC_RXTX_OFFSET 1
enum rte_intr_handle_type {
RTE_INTR_HANDLE_UNKNOWN = 0,
RTE_INTR_HANDLE_VFIO_MSI, /**< vfio device handle (MSI) */
RTE_INTR_HANDLE_VFIO_MSIX, /**< vfio device handle (MSIX) */
RTE_INTR_HANDLE_ALARM, /**< alarm handle */
+ RTE_INTR_HANDLE_EXT, /**< external handler */
RTE_INTR_HANDLE_MAX
};
};
int fd; /**< interrupt event file descriptor */
enum rte_intr_handle_type type; /**< handle type */
-#ifdef RTE_NEXT_ABI
uint32_t max_intr; /**< max interrupt requested */
uint32_t nb_efd; /**< number of available efd(event fd) */
int efds[RTE_MAX_RXTX_INTR_VEC_ID]; /**< intr vectors/efds mapping */
struct rte_epoll_event elist[RTE_MAX_RXTX_INTR_VEC_ID];
/**< intr vector epoll event */
int *intr_vec; /**< intr vector number array */
-#endif
};
#define RTE_EPOLL_PER_THREAD -1 /**< to hint using per thread epfd */
*
* @param intr_handle
* Pointer to the interrupt handle.
- * @param nb_vec
+ * @param nb_efd
* Number of interrupt vector trying to enable.
+ * The value 0 is not allowed.
* @return
* - On success, zero.
* - On failure, a negative value.
int
rte_intr_allow_others(struct rte_intr_handle *intr_handle);
+/**
+ * The multiple interrupt vector capability of interrupt handle instance.
+ * It returns zero if no multiple interrupt vector support.
+ *
+ * @param intr_handle
+ * Pointer to the interrupt handle.
+ */
+int
+rte_intr_cap_multiple(struct rte_intr_handle *intr_handle);
+
#endif /* _RTE_LINUXAPP_INTERRUPTS_H_ */