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19 #ifndef __BFAD_DRV_H__
20 #define __BFAD_DRV_H__
21
22 #include <linux/types.h>
23 #include <linux/pci.h>
24 #include <linux/dma-mapping.h>
25 #include <linux/idr.h>
26 #include <linux/interrupt.h>
27 #include <linux/cdev.h>
28 #include <linux/fs.h>
29 #include <linux/delay.h>
30 #include <linux/vmalloc.h>
31 #include <linux/workqueue.h>
32 #include <linux/bitops.h>
33 #include <linux/aer.h>
34 #include <scsi/scsi.h>
35 #include <scsi/scsi_host.h>
36 #include <scsi/scsi_tcq.h>
37 #include <scsi/scsi_transport_fc.h>
38 #include <scsi/scsi_transport.h>
39 #include <scsi/scsi_bsg_fc.h>
40 #include <scsi/scsi_devinfo.h>
41
42 #include "bfa_modules.h"
43 #include "bfa_fcs.h"
44 #include "bfa_defs_fcs.h"
45
46 #include "bfa_plog.h"
47 #include "bfa_cs.h"
48
49 #define BFAD_DRIVER_NAME "bfa"
50 #ifdef BFA_DRIVER_VERSION
51 #define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION
52 #else
53 #define BFAD_DRIVER_VERSION "3.2.25.1"
54 #endif
55
56 #define BFAD_PROTO_NAME FCPI_NAME
57 #define BFAD_IRQ_FLAGS IRQF_SHARED
58
59 #ifndef FC_PORTSPEED_8GBIT
60 #define FC_PORTSPEED_8GBIT 0x10
61 #endif
62
63
64
65
66 #define BFAD_MSIX_ON 0x00000001
67 #define BFAD_HAL_INIT_DONE 0x00000002
68 #define BFAD_DRV_INIT_DONE 0x00000004
69 #define BFAD_CFG_PPORT_DONE 0x00000008
70 #define BFAD_HAL_START_DONE 0x00000010
71 #define BFAD_PORT_ONLINE 0x00000020
72 #define BFAD_RPORT_ONLINE 0x00000040
73 #define BFAD_FCS_INIT_DONE 0x00000080
74 #define BFAD_HAL_INIT_FAIL 0x00000100
75 #define BFAD_FC4_PROBE_DONE 0x00000200
76 #define BFAD_PORT_DELETE 0x00000001
77 #define BFAD_INTX_ON 0x00000400
78 #define BFAD_EEH_BUSY 0x00000800
79 #define BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE 0x00001000
80
81
82
83 #define SCSI_SCAN_DELAY HZ
84 #define BFAD_STOP_TIMEOUT 30
85 #define BFAD_SUSPEND_TIMEOUT BFAD_STOP_TIMEOUT
86
87
88
89
90 #define BFAD_LUN_QUEUE_DEPTH 32
91 #define BFAD_IO_MAX_SGE SG_ALL
92 #define BFAD_MIN_SECTORS 128
93 #define BFAD_MAX_SECTORS 0xFFFF
94
95 #define bfad_isr_t irq_handler_t
96
97 #define MAX_MSIX_ENTRY 22
98
99 struct bfad_msix_s {
100 struct bfad_s *bfad;
101 struct msix_entry msix;
102 char name[32];
103 };
104
105
106
107
108
109 enum {
110 BFA_TRC_LDRV_BFAD = 1,
111 BFA_TRC_LDRV_IM = 2,
112 BFA_TRC_LDRV_BSG = 3,
113 };
114
115 enum bfad_port_pvb_type {
116 BFAD_PORT_PHYS_BASE = 0,
117 BFAD_PORT_PHYS_VPORT = 1,
118 BFAD_PORT_VF_BASE = 2,
119 BFAD_PORT_VF_VPORT = 3,
120 };
121
122
123
124
125 struct bfad_port_s {
126 struct list_head list_entry;
127 struct bfad_s *bfad;
128 struct bfa_fcs_lport_s *fcs_port;
129 u32 roles;
130 s32 flags;
131 u32 supported_fc4s;
132 enum bfad_port_pvb_type pvb_type;
133 struct bfad_im_port_s *im_port;
134
135 struct dentry *port_debugfs_root;
136 };
137
138
139
140
141 struct bfad_vport_s {
142 struct bfad_port_s drv_port;
143 struct bfa_fcs_vport_s fcs_vport;
144 struct completion *comp_del;
145 struct list_head list_entry;
146 };
147
148
149
150
151 struct bfad_vf_s {
152 bfa_fcs_vf_t fcs_vf;
153 struct bfad_port_s base_port;
154 struct bfad_s *bfad;
155 };
156
157 struct bfad_cfg_param_s {
158 u32 rport_del_timeout;
159 u32 ioc_queue_depth;
160 u32 lun_queue_depth;
161 u32 io_max_sge;
162 u32 binding_method;
163 };
164
165 union bfad_tmp_buf {
166
167 char manufacturer[BFA_ADAPTER_MFG_NAME_LEN];
168 char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
169 char model[BFA_ADAPTER_MODEL_NAME_LEN];
170 char fw_ver[BFA_VERSION_LEN];
171 char optrom_ver[BFA_VERSION_LEN];
172
173
174 u8 chip_rev[BFA_IOC_CHIP_REV_LEN];
175
176 wwn_t wwn[BFA_FCS_MAX_LPORTS];
177 };
178
179
180
181
182 struct bfad_s {
183 bfa_sm_t sm;
184 struct list_head list_entry;
185 struct bfa_s bfa;
186 struct bfa_fcs_s bfa_fcs;
187 struct pci_dev *pcidev;
188 const char *pci_name;
189 struct bfa_pcidev_s hal_pcidev;
190 struct bfa_ioc_pci_attr_s pci_attr;
191 void __iomem *pci_bar0_kva;
192 void __iomem *pci_bar2_kva;
193 struct completion comp;
194 struct completion suspend;
195 struct completion enable_comp;
196 struct completion disable_comp;
197 bfa_boolean_t disable_active;
198 struct bfad_port_s pport;
199 struct bfa_meminfo_s meminfo;
200 struct bfa_iocfc_cfg_s ioc_cfg;
201 u32 inst_no;
202 u32 bfad_flags;
203 spinlock_t bfad_lock;
204 struct task_struct *bfad_tsk;
205 struct bfad_cfg_param_s cfg_data;
206 struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
207 int nvec;
208 char adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
209 char port_name[BFA_ADAPTER_SYM_NAME_LEN];
210 struct timer_list hal_tmo;
211 unsigned long hs_start;
212 struct bfad_im_s *im;
213 struct bfa_trc_mod_s *trcmod;
214 struct bfa_plog_s plog_buf;
215 int ref_count;
216 union bfad_tmp_buf tmp_buf;
217 struct fc_host_statistics link_stats;
218 struct list_head pbc_vport_list;
219
220 char *regdata;
221 u32 reglen;
222 struct dentry *bfad_dentry_files[5];
223 struct list_head free_aen_q;
224 struct list_head active_aen_q;
225 struct bfa_aen_entry_s aen_list[BFA_AEN_MAX_ENTRY];
226 spinlock_t bfad_aen_spinlock;
227 struct list_head vport_list;
228 };
229
230
231 enum bfad_sm_event {
232 BFAD_E_CREATE = 1,
233 BFAD_E_KTHREAD_CREATE_FAILED = 2,
234 BFAD_E_INIT = 3,
235 BFAD_E_INIT_SUCCESS = 4,
236 BFAD_E_HAL_INIT_FAILED = 5,
237 BFAD_E_INIT_FAILED = 6,
238 BFAD_E_FCS_EXIT_COMP = 7,
239 BFAD_E_EXIT_COMP = 8,
240 BFAD_E_STOP = 9
241 };
242
243
244
245
246 struct bfad_rport_s {
247 struct bfa_fcs_rport_s fcs_rport;
248 };
249
250 struct bfad_buf_info {
251 void *virt;
252 dma_addr_t phys;
253 u32 size;
254 };
255
256 struct bfad_fcxp {
257 struct bfad_port_s *port;
258 struct bfa_rport_s *bfa_rport;
259 bfa_status_t req_status;
260 u16 tag;
261 u16 rsp_len;
262 u16 rsp_maxlen;
263 u8 use_ireqbuf;
264 u8 use_irspbuf;
265 u32 num_req_sgles;
266 u32 num_rsp_sgles;
267 struct fchs_s fchs;
268 void *reqbuf_info;
269 void *rspbuf_info;
270 struct bfa_sge_s *req_sge;
271 struct bfa_sge_s *rsp_sge;
272 fcxp_send_cb_t send_cbfn;
273 void *send_cbarg;
274 void *bfa_fcxp;
275 struct completion comp;
276 };
277
278 struct bfad_hal_comp {
279 bfa_status_t status;
280 struct completion comp;
281 };
282
283 #define BFA_LOG(level, bfad, mask, fmt, arg...) \
284 do { \
285 if (((mask) == 4) || (level[1] <= '4')) \
286 dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \
287 } while (0)
288
289 bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
290 struct bfa_lport_cfg_s *port_cfg,
291 struct device *dev);
292 bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
293 struct bfa_lport_cfg_s *port_cfg);
294 bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role);
295 bfa_status_t bfad_drv_init(struct bfad_s *bfad);
296 bfa_status_t bfad_start_ops(struct bfad_s *bfad);
297 void bfad_drv_start(struct bfad_s *bfad);
298 void bfad_uncfg_pport(struct bfad_s *bfad);
299 void bfad_stop(struct bfad_s *bfad);
300 void bfad_fcs_stop(struct bfad_s *bfad);
301 void bfad_remove_intr(struct bfad_s *bfad);
302 void bfad_hal_mem_release(struct bfad_s *bfad);
303 void bfad_hcb_comp(void *arg, bfa_status_t status);
304
305 int bfad_setup_intr(struct bfad_s *bfad);
306 void bfad_remove_intr(struct bfad_s *bfad);
307 void bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
308 bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad);
309 void bfad_bfa_tmo(struct timer_list *t);
310 void bfad_init_timer(struct bfad_s *bfad);
311 int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
312 void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
313 void bfad_drv_uninit(struct bfad_s *bfad);
314 int bfad_worker(void *ptr);
315 void bfad_debugfs_init(struct bfad_port_s *port);
316 void bfad_debugfs_exit(struct bfad_port_s *port);
317
318 void bfad_pci_remove(struct pci_dev *pdev);
319 int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid);
320 void bfad_rport_online_wait(struct bfad_s *bfad);
321 int bfad_get_linkup_delay(struct bfad_s *bfad);
322 int bfad_install_msix_handler(struct bfad_s *bfad);
323
324 extern struct idr bfad_im_port_index;
325 extern struct pci_device_id bfad_id_table[];
326 extern struct list_head bfad_list;
327 extern char *os_name;
328 extern char *os_patch;
329 extern char *host_name;
330 extern int num_rports;
331 extern int num_ios;
332 extern int num_tms;
333 extern int num_fcxps;
334 extern int num_ufbufs;
335 extern int reqq_size;
336 extern int rspq_size;
337 extern int num_sgpgs;
338 extern int rport_del_timeout;
339 extern int bfa_lun_queue_depth;
340 extern int bfa_io_max_sge;
341 extern int bfa_log_level;
342 extern int ioc_auto_recover;
343 extern int bfa_linkup_delay;
344 extern int msix_disable_cb;
345 extern int msix_disable_ct;
346 extern int fdmi_enable;
347 extern int supported_fc4s;
348 extern int pcie_max_read_reqsz;
349 extern int max_xfer_size;
350 extern int bfa_debugfs_enable;
351 extern struct mutex bfad_mutex;
352
353 #endif