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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1e128c81 AE |
2 | #ifndef _QED_FCOE_IF_H |
3 | #define _QED_FCOE_IF_H | |
4 | #include <linux/types.h> | |
5 | #include <linux/qed/qed_if.h> | |
6 | struct qed_fcoe_stats { | |
7 | u64 fcoe_rx_byte_cnt; | |
8 | u64 fcoe_rx_data_pkt_cnt; | |
9 | u64 fcoe_rx_xfer_pkt_cnt; | |
10 | u64 fcoe_rx_other_pkt_cnt; | |
11 | u32 fcoe_silent_drop_pkt_cmdq_full_cnt; | |
12 | u32 fcoe_silent_drop_pkt_rq_full_cnt; | |
13 | u32 fcoe_silent_drop_pkt_crc_error_cnt; | |
14 | u32 fcoe_silent_drop_pkt_task_invalid_cnt; | |
15 | u32 fcoe_silent_drop_total_pkt_cnt; | |
16 | ||
17 | u64 fcoe_tx_byte_cnt; | |
18 | u64 fcoe_tx_data_pkt_cnt; | |
19 | u64 fcoe_tx_xfer_pkt_cnt; | |
20 | u64 fcoe_tx_other_pkt_cnt; | |
21 | }; | |
22 | ||
23 | struct qed_dev_fcoe_info { | |
24 | struct qed_dev_info common; | |
25 | ||
26 | void __iomem *primary_dbq_rq_addr; | |
27 | void __iomem *secondary_bdq_rq_addr; | |
3c5da942 MY |
28 | |
29 | u64 wwpn; | |
30 | u64 wwnn; | |
31 | ||
32 | u8 num_cqs; | |
1e128c81 AE |
33 | }; |
34 | ||
35 | struct qed_fcoe_params_offload { | |
36 | dma_addr_t sq_pbl_addr; | |
37 | dma_addr_t sq_curr_page_addr; | |
38 | dma_addr_t sq_next_page_addr; | |
39 | ||
40 | u8 src_mac[ETH_ALEN]; | |
41 | u8 dst_mac[ETH_ALEN]; | |
42 | ||
43 | u16 tx_max_fc_pay_len; | |
44 | u16 e_d_tov_timer_val; | |
45 | u16 rec_tov_timer_val; | |
46 | u16 rx_max_fc_pay_len; | |
47 | u16 vlan_tag; | |
48 | ||
49 | struct fc_addr_nw s_id; | |
50 | u8 max_conc_seqs_c3; | |
51 | struct fc_addr_nw d_id; | |
52 | u8 flags; | |
53 | u8 def_q_idx; | |
54 | }; | |
55 | ||
56 | #define MAX_TID_BLOCKS_FCOE (512) | |
57 | struct qed_fcoe_tid { | |
58 | u32 size; /* In bytes per task */ | |
59 | u32 num_tids_per_block; | |
60 | u8 *blocks[MAX_TID_BLOCKS_FCOE]; | |
61 | }; | |
62 | ||
63 | struct qed_fcoe_cb_ops { | |
64 | struct qed_common_cb_ops common; | |
65 | u32 (*get_login_failures)(void *cookie); | |
66 | }; | |
67 | ||
68 | void qed_fcoe_set_pf_params(struct qed_dev *cdev, | |
69 | struct qed_fcoe_pf_params *params); | |
70 | ||
71 | /** | |
72 | * struct qed_fcoe_ops - qed FCoE operations. | |
73 | * @common: common operations pointer | |
74 | * @fill_dev_info: fills FCoE specific information | |
75 | * @param cdev | |
76 | * @param info | |
77 | * @return 0 on sucesss, otherwise error value. | |
78 | * @register_ops: register FCoE operations | |
79 | * @param cdev | |
80 | * @param ops - specified using qed_iscsi_cb_ops | |
81 | * @param cookie - driver private | |
82 | * @ll2: light L2 operations pointer | |
83 | * @start: fcoe in FW | |
84 | * @param cdev | |
85 | * @param tasks - qed will fill information about tasks | |
86 | * return 0 on success, otherwise error value. | |
87 | * @stop: stops fcoe in FW | |
88 | * @param cdev | |
89 | * return 0 on success, otherwise error value. | |
90 | * @acquire_conn: acquire a new fcoe connection | |
91 | * @param cdev | |
92 | * @param handle - qed will fill handle that should be | |
93 | * used henceforth as identifier of the | |
94 | * connection. | |
95 | * @param p_doorbell - qed will fill the address of the | |
96 | * doorbell. | |
97 | * return 0 on sucesss, otherwise error value. | |
98 | * @release_conn: release a previously acquired fcoe connection | |
99 | * @param cdev | |
100 | * @param handle - the connection handle. | |
101 | * return 0 on success, otherwise error value. | |
102 | * @offload_conn: configures an offloaded connection | |
103 | * @param cdev | |
104 | * @param handle - the connection handle. | |
105 | * @param conn_info - the configuration to use for the | |
106 | * offload. | |
107 | * return 0 on success, otherwise error value. | |
108 | * @destroy_conn: stops an offloaded connection | |
109 | * @param cdev | |
110 | * @param handle - the connection handle. | |
111 | * @param terminate_params | |
112 | * return 0 on success, otherwise error value. | |
113 | * @get_stats: gets FCoE related statistics | |
114 | * @param cdev | |
115 | * @param stats - pointer to struck that would be filled | |
116 | * we stats | |
117 | * return 0 on success, error otherwise. | |
118 | */ | |
119 | struct qed_fcoe_ops { | |
120 | const struct qed_common_ops *common; | |
121 | ||
122 | int (*fill_dev_info)(struct qed_dev *cdev, | |
123 | struct qed_dev_fcoe_info *info); | |
124 | ||
125 | void (*register_ops)(struct qed_dev *cdev, | |
126 | struct qed_fcoe_cb_ops *ops, void *cookie); | |
127 | ||
128 | const struct qed_ll2_ops *ll2; | |
129 | ||
130 | int (*start)(struct qed_dev *cdev, struct qed_fcoe_tid *tasks); | |
131 | ||
132 | int (*stop)(struct qed_dev *cdev); | |
133 | ||
134 | int (*acquire_conn)(struct qed_dev *cdev, | |
135 | u32 *handle, | |
136 | u32 *fw_cid, void __iomem **p_doorbell); | |
137 | ||
138 | int (*release_conn)(struct qed_dev *cdev, u32 handle); | |
139 | ||
140 | int (*offload_conn)(struct qed_dev *cdev, | |
141 | u32 handle, | |
142 | struct qed_fcoe_params_offload *conn_info); | |
143 | int (*destroy_conn)(struct qed_dev *cdev, | |
144 | u32 handle, dma_addr_t terminate_params); | |
145 | ||
146 | int (*get_stats)(struct qed_dev *cdev, struct qed_fcoe_stats *stats); | |
147 | }; | |
148 | ||
149 | const struct qed_fcoe_ops *qed_get_fcoe_ops(void); | |
150 | void qed_put_fcoe_ops(void); | |
151 | #endif |