#ifndef _IONIC_DEV_H_
#define _IONIC_DEV_H_
+#include <stdbool.h>
+
#include "ionic_osdep.h"
#include "ionic_if.h"
#include "ionic_regs.h"
+#define IONIC_MIN_MTU RTE_ETHER_MIN_MTU
+#define IONIC_MAX_MTU 9194
+
+#define IONIC_MAX_RING_DESC 32768
+#define IONIC_MIN_RING_DESC 16
+#define IONIC_DEF_TXRX_DESC 4096
+
+#define IONIC_LIFS_MAX 1024
+
#define IONIC_DEVCMD_TIMEOUT 30 /* devcmd_timeout */
+#define IONIC_ALIGN 4096
struct ionic_adapter;
struct ionic_intr __iomem *intr_ctrl;
struct ionic_intr_status __iomem *intr_status;
+
+ struct ionic_port_info *port_info;
+ const struct rte_memzone *port_info_z;
+ rte_iova_t port_info_pa;
+ uint32_t port_info_sz;
+};
+
+struct ionic_queue;
+struct ionic_desc_info;
+
+typedef void (*desc_cb)(struct ionic_queue *q,
+ uint32_t q_desc_index,
+ uint32_t cq_desc_index,
+ void *cb_arg, void *service_cb_arg);
+
+struct ionic_desc_info {
+ desc_cb cb;
+ void *cb_arg;
+};
+
+struct ionic_queue {
+ struct ionic_dev *idev;
+ struct ionic_lif *lif;
+ struct ionic_cq *bound_cq;
+ uint32_t index;
+ uint32_t type;
+ uint32_t hw_index;
+ uint32_t hw_type;
+ void *base;
+ void *sg_base;
+ rte_iova_t base_pa;
+ rte_iova_t sg_base_pa;
+ struct ionic_desc_info *info;
+ uint32_t tail_idx;
+ uint32_t head_idx;
+ uint32_t num_descs;
+ uint32_t desc_size;
+ uint32_t sg_desc_size;
+ uint32_t pid;
+ uint32_t qid;
+ uint32_t qtype;
+ struct ionic_doorbell __iomem *db;
+ void *nop_desc;
+};
+
+#define IONIC_INTR_INDEX_NOT_ASSIGNED (-1)
+#define IONIC_INTR_NAME_MAX_SZ (32)
+
+struct ionic_intr_info {
+ char name[IONIC_INTR_NAME_MAX_SZ];
+ int index;
+ uint32_t vector;
+ struct ionic_intr __iomem *ctrl;
};
+struct ionic_cq {
+ struct ionic_lif *lif;
+ struct ionic_queue *bound_q;
+ uint32_t tail_idx;
+ uint32_t num_descs;
+ uint32_t desc_size;
+ bool done_color;
+ void *base;
+ rte_iova_t base_pa;
+ struct ionic_intr_info *bound_intr;
+};
+
+/** ionic_admin_ctx - Admin command context.
+ * @pending_work: Flag that indicates a completion.
+ * @cmd: Admin command (64B) to be copied to the queue.
+ * @comp: Admin completion (16B) copied from the queue.
+ */
+struct ionic_admin_ctx {
+ bool pending_work;
+ union ionic_adminq_cmd cmd;
+ union ionic_adminq_comp comp;
+};
+
+struct ionic_lif;
+struct ionic_adapter;
+struct ionic_qcq;
+
+void ionic_intr_init(struct ionic_dev *idev, struct ionic_intr_info *intr,
+ unsigned long index);
+
int ionic_dev_setup(struct ionic_adapter *adapter);
void ionic_dev_cmd_go(struct ionic_dev *idev, union ionic_dev_cmd *cmd);
void ionic_dev_cmd_init(struct ionic_dev *idev);
void ionic_dev_cmd_reset(struct ionic_dev *idev);
+void ionic_dev_cmd_port_identify(struct ionic_dev *idev);
+void ionic_dev_cmd_port_init(struct ionic_dev *idev);
+void ionic_dev_cmd_port_reset(struct ionic_dev *idev);
+void ionic_dev_cmd_port_state(struct ionic_dev *idev, uint8_t state);
+void ionic_dev_cmd_port_speed(struct ionic_dev *idev, uint32_t speed);
+void ionic_dev_cmd_port_mtu(struct ionic_dev *idev, uint32_t mtu);
+void ionic_dev_cmd_port_autoneg(struct ionic_dev *idev, uint8_t an_enable);
+void ionic_dev_cmd_port_fec(struct ionic_dev *idev, uint8_t fec_type);
+void ionic_dev_cmd_port_pause(struct ionic_dev *idev, uint8_t pause_type);
+void ionic_dev_cmd_port_loopback(struct ionic_dev *idev,
+ uint8_t loopback_mode);
+
+void ionic_dev_cmd_lif_identify(struct ionic_dev *idev, uint8_t type,
+ uint8_t ver);
+void ionic_dev_cmd_lif_init(struct ionic_dev *idev, uint16_t lif_index,
+ rte_iova_t addr);
+void ionic_dev_cmd_lif_reset(struct ionic_dev *idev, uint16_t lif_index);
+void ionic_dev_cmd_adminq_init(struct ionic_dev *idev, struct ionic_qcq *qcq,
+ uint16_t lif_index, uint16_t intr_index);
+
+struct ionic_doorbell __iomem *ionic_db_map(struct ionic_lif *lif,
+ struct ionic_queue *q);
+int ionic_db_page_num(struct ionic_lif *lif, int pid);
+
+int ionic_cq_init(struct ionic_lif *lif, struct ionic_cq *cq,
+ struct ionic_intr_info *intr, uint32_t num_descs,
+ size_t desc_size);
+void ionic_cq_map(struct ionic_cq *cq, void *base, rte_iova_t base_pa);
+void ionic_cq_bind(struct ionic_cq *cq, struct ionic_queue *q);
+typedef bool (*ionic_cq_cb)(struct ionic_cq *cq, uint32_t cq_desc_index,
+ void *cb_arg);
+uint32_t ionic_cq_service(struct ionic_cq *cq, uint32_t work_to_do,
+ ionic_cq_cb cb, void *cb_arg);
+
+int ionic_q_init(struct ionic_lif *lif, struct ionic_dev *idev,
+ struct ionic_queue *q, uint32_t index, uint32_t num_descs,
+ size_t desc_size, size_t sg_desc_size, uint32_t pid);
+void ionic_q_map(struct ionic_queue *q, void *base, rte_iova_t base_pa);
+void ionic_q_sg_map(struct ionic_queue *q, void *base, rte_iova_t base_pa);
+void ionic_q_flush(struct ionic_queue *q);
+void ionic_q_post(struct ionic_queue *q, bool ring_doorbell, desc_cb cb,
+ void *cb_arg);
+uint32_t ionic_q_space_avail(struct ionic_queue *q);
+bool ionic_q_has_space(struct ionic_queue *q, uint32_t want);
+void ionic_q_service(struct ionic_queue *q, uint32_t cq_desc_index,
+ uint32_t stop_index, void *service_cb_arg);
+
+int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx);
+
#endif /* _IONIC_DEV_H_ */
git.droids-corp.org / dpdk.git / blobdiff