1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
2 * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
10 #include <rte_ethdev.h>
11 #include <rte_ether.h>
13 #include "ionic_osdep.h"
14 #include "ionic_dev.h"
16 #define IONIC_ADMINQ_LENGTH 16 /* must be a power of two */
17 #define IONIC_NOTIFYQ_LENGTH 64 /* must be a power of two */
19 #define IONIC_QCQ_F_INITED BIT(0)
20 #define IONIC_QCQ_F_SG BIT(1)
21 #define IONIC_QCQ_F_INTR BIT(2)
22 #define IONIC_QCQ_F_NOTIFYQ BIT(3)
24 /* Queue / Completion Queue */
26 struct ionic_queue q; /**< Queue */
27 struct ionic_cq cq; /**< Completion Queue */
28 struct ionic_lif *lif; /**< LIF */
29 struct rte_mempool *mb_pool; /**< mbuf pool to populate the RX ring */
30 const struct rte_memzone *base_z;
35 struct ionic_intr_info intr;
38 #define IONIC_LIF_F_INITED BIT(0)
39 #define IONIC_LIF_F_LINK_CHECK_NEEDED BIT(1)
41 #define IONIC_LIF_NAME_MAX_SZ (32)
44 struct ionic_adapter *adapter;
45 struct rte_eth_dev *eth_dev;
46 uint16_t port_id; /**< Device port identifier */
51 rte_spinlock_t adminq_lock;
52 rte_spinlock_t adminq_service_lock;
53 struct ionic_qcq *adminqcq;
54 struct ionic_qcq *notifyqcq;
55 struct ionic_doorbell __iomem *kern_dbpage;
57 char name[IONIC_LIF_NAME_MAX_SZ];
59 struct ionic_lif_info *info;
61 const struct rte_memzone *info_z;
64 int ionic_lif_identify(struct ionic_adapter *adapter);
65 int ionic_lifs_size(struct ionic_adapter *ionic);
67 int ionic_lif_alloc(struct ionic_lif *lif);
68 void ionic_lif_free(struct ionic_lif *lif);
70 int ionic_lif_init(struct ionic_lif *lif);
71 void ionic_lif_deinit(struct ionic_lif *lif);
73 int ionic_lif_start(struct ionic_lif *lif);
75 int ionic_lif_configure(struct ionic_lif *lif);
76 void ionic_lif_reset(struct ionic_lif *lif);
78 int ionic_intr_alloc(struct ionic_lif *lif, struct ionic_intr_info *intr);
79 void ionic_intr_free(struct ionic_lif *lif, struct ionic_intr_info *intr);
81 bool ionic_adminq_service(struct ionic_cq *cq, uint32_t cq_desc_index,
83 int ionic_qcq_service(struct ionic_qcq *qcq, int budget, ionic_cq_cb cb,
86 void ionic_qcq_free(struct ionic_qcq *qcq);
88 int ionic_qcq_enable(struct ionic_qcq *qcq);
89 int ionic_qcq_disable(struct ionic_qcq *qcq);
91 int ionic_notifyq_handler(struct ionic_lif *lif, int budget);
93 #endif /* _IONIC_LIF_H_ */