1 /*
2  * QLogic iSCSI HBA Driver
3  * Copyright (c)  2003-2010 QLogic Corporation
4  *
5  * See LICENSE.qla4xxx for copyright and licensing details.
6  */
7 
8 #ifndef __QLA4x_GBL_H
9 #define	__QLA4x_GBL_H
10 
11 struct iscsi_cls_conn;
12 
13 int qla4xxx_hw_reset(struct scsi_qla_host *ha);
14 int ql4xxx_lock_drvr_wait(struct scsi_qla_host *a);
15 int qla4xxx_send_tgts(struct scsi_qla_host *ha, char *ip, uint16_t port);
16 int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb *srb);
17 int qla4xxx_initialize_adapter(struct scsi_qla_host *ha,
18 			       uint8_t renew_ddb_list);
19 int qla4xxx_soft_reset(struct scsi_qla_host *ha);
20 irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id);
21 
22 void qla4xxx_free_ddb_list(struct scsi_qla_host *ha);
23 void qla4xxx_free_ddb(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry);
24 void qla4xxx_process_aen(struct scsi_qla_host *ha, uint8_t process_aen);
25 
26 int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host *ha);
27 int qla4xxx_relogin_device(struct scsi_qla_host *ha,
28 			   struct ddb_entry *ddb_entry);
29 int qla4xxx_abort_task(struct scsi_qla_host *ha, struct srb *srb);
30 int qla4xxx_reset_lun(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry,
31 		      int lun);
32 int qla4xxx_reset_target(struct scsi_qla_host *ha,
33 			 struct ddb_entry *ddb_entry);
34 int qla4xxx_get_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr,
35 		      uint32_t offset, uint32_t len);
36 int qla4xxx_get_firmware_status(struct scsi_qla_host *ha);
37 int qla4xxx_get_firmware_state(struct scsi_qla_host *ha);
38 int qla4xxx_initialize_fw_cb(struct scsi_qla_host *ha);
39 
40 /* FIXME: Goodness!  this really wants a small struct to hold the
41  * parameters. On x86 the args will get passed on the stack! */
42 int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha,
43 			    uint16_t fw_ddb_index,
44 			    struct dev_db_entry *fw_ddb_entry,
45 			    dma_addr_t fw_ddb_entry_dma,
46 			    uint32_t *num_valid_ddb_entries,
47 			    uint32_t *next_ddb_index,
48 			    uint32_t *fw_ddb_device_state,
49 			    uint32_t *conn_err_detail,
50 			    uint16_t *tcp_source_port_num,
51 			    uint16_t *connection_id);
52 
53 int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index,
54 			  dma_addr_t fw_ddb_entry_dma);
55 
56 void qla4xxx_mark_device_missing(struct scsi_qla_host *ha,
57 				 struct ddb_entry *ddb_entry);
58 u16 rd_nvram_word(struct scsi_qla_host *ha, int offset);
59 void qla4xxx_get_crash_record(struct scsi_qla_host *ha);
60 struct ddb_entry *qla4xxx_alloc_sess(struct scsi_qla_host *ha);
61 int qla4xxx_add_sess(struct ddb_entry *);
62 void qla4xxx_destroy_sess(struct ddb_entry *ddb_entry);
63 int qla4xxx_is_nvram_configuration_valid(struct scsi_qla_host *ha);
64 int qla4xxx_get_fw_version(struct scsi_qla_host * ha);
65 void qla4xxx_interrupt_service_routine(struct scsi_qla_host *ha,
66 				       uint32_t intr_status);
67 int qla4xxx_init_rings(struct scsi_qla_host *ha);
68 void qla4xxx_srb_compl(struct kref *ref);
69 struct srb *qla4xxx_del_from_active_array(struct scsi_qla_host *ha,
70 		uint32_t index);
71 int qla4xxx_reinitialize_ddb_list(struct scsi_qla_host *ha);
72 int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
73 		uint32_t state, uint32_t conn_error);
74 void qla4xxx_dump_buffer(void *b, uint32_t size);
75 int qla4xxx_send_marker_iocb(struct scsi_qla_host *ha,
76 	struct ddb_entry *ddb_entry, int lun, uint16_t mrkr_mod);
77 int qla4_is_relogin_allowed(struct scsi_qla_host *ha, uint32_t conn_err);
78 
79 int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
80 		uint8_t outCount, uint32_t *mbx_cmd, uint32_t *mbx_sts);
81 
82 void qla4xxx_queue_iocb(struct scsi_qla_host *ha);
83 void qla4xxx_complete_iocb(struct scsi_qla_host *ha);
84 int qla4xxx_get_sys_info(struct scsi_qla_host *ha);
85 int qla4xxx_iospace_config(struct scsi_qla_host *ha);
86 void qla4xxx_pci_config(struct scsi_qla_host *ha);
87 int qla4xxx_start_firmware(struct scsi_qla_host *ha);
88 irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id);
89 uint16_t qla4xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha);
90 uint16_t qla4xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha);
91 int qla4xxx_request_irqs(struct scsi_qla_host *ha);
92 void qla4xxx_free_irqs(struct scsi_qla_host *ha);
93 void qla4xxx_process_response_queue(struct scsi_qla_host *ha);
94 void qla4xxx_wake_dpc(struct scsi_qla_host *ha);
95 void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha);
96 void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha);
97 void qla4xxx_dump_registers(struct scsi_qla_host *ha);
98 
99 void qla4_8xxx_pci_config(struct scsi_qla_host *);
100 int qla4_8xxx_iospace_config(struct scsi_qla_host *ha);
101 int qla4_8xxx_load_risc(struct scsi_qla_host *);
102 irqreturn_t qla4_8xxx_intr_handler(int irq, void *dev_id);
103 void qla4_8xxx_queue_iocb(struct scsi_qla_host *ha);
104 void qla4_8xxx_complete_iocb(struct scsi_qla_host *ha);
105 
106 int qla4_8xxx_crb_win_lock(struct scsi_qla_host *);
107 void qla4_8xxx_crb_win_unlock(struct scsi_qla_host *);
108 int qla4_8xxx_pci_get_crb_addr_2M(struct scsi_qla_host *, ulong *);
109 void qla4_8xxx_wr_32(struct scsi_qla_host *, ulong, u32);
110 int qla4_8xxx_rd_32(struct scsi_qla_host *, ulong);
111 int qla4_8xxx_pci_mem_read_2M(struct scsi_qla_host *, u64, void *, int);
112 int qla4_8xxx_pci_mem_write_2M(struct scsi_qla_host *ha, u64, void *, int);
113 int qla4_8xxx_isp_reset(struct scsi_qla_host *ha);
114 void qla4_8xxx_interrupt_service_routine(struct scsi_qla_host *ha,
115 		uint32_t intr_status);
116 uint16_t qla4_8xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha);
117 uint16_t qla4_8xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha);
118 int qla4_8xxx_get_sys_info(struct scsi_qla_host *ha);
119 void qla4_8xxx_watchdog(struct scsi_qla_host *ha);
120 int qla4_8xxx_stop_firmware(struct scsi_qla_host *ha);
121 int qla4_8xxx_get_flash_info(struct scsi_qla_host *ha);
122 void qla4_8xxx_enable_intrs(struct scsi_qla_host *ha);
123 void qla4_8xxx_disable_intrs(struct scsi_qla_host *ha);
124 int qla4_8xxx_enable_msix(struct scsi_qla_host *ha);
125 void qla4_8xxx_disable_msix(struct scsi_qla_host *ha);
126 irqreturn_t qla4_8xxx_msi_handler(int irq, void *dev_id);
127 irqreturn_t qla4_8xxx_default_intr_handler(int irq, void *dev_id);
128 irqreturn_t qla4_8xxx_msix_rsp_q(int irq, void *dev_id);
129 void qla4xxx_mark_all_devices_missing(struct scsi_qla_host *ha);
130 void qla4xxx_dead_adapter_cleanup(struct scsi_qla_host *ha);
131 int qla4_8xxx_idc_lock(struct scsi_qla_host *ha);
132 void qla4_8xxx_idc_unlock(struct scsi_qla_host *ha);
133 int qla4_8xxx_device_state_handler(struct scsi_qla_host *ha);
134 void qla4_8xxx_need_qsnt_handler(struct scsi_qla_host *ha);
135 void qla4_8xxx_clear_drv_active(struct scsi_qla_host *ha);
136 void qla4_8xxx_set_drv_active(struct scsi_qla_host *ha);
137 
138 extern int ql4xextended_error_logging;
139 extern int ql4xdontresethba;
140 extern int ql4xenablemsix;
141 
142 #endif /* _QLA4x_GBL_H */
143