17725ccfdSJing Huang /* 2a36c61f9SKrishna Gudipati * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. 37725ccfdSJing Huang * All rights reserved 47725ccfdSJing Huang * www.brocade.com 57725ccfdSJing Huang * 67725ccfdSJing Huang * Linux driver for Brocade Fibre Channel Host Bus Adapter. 77725ccfdSJing Huang * 87725ccfdSJing Huang * This program is free software; you can redistribute it and/or modify it 97725ccfdSJing Huang * under the terms of the GNU General Public License (GPL) Version 2 as 107725ccfdSJing Huang * published by the Free Software Foundation 117725ccfdSJing Huang * 127725ccfdSJing Huang * This program is distributed in the hope that it will be useful, but 137725ccfdSJing Huang * WITHOUT ANY WARRANTY; without even the implied warranty of 147725ccfdSJing Huang * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 157725ccfdSJing Huang * General Public License for more details. 167725ccfdSJing Huang */ 177725ccfdSJing Huang 187725ccfdSJing Huang #ifndef __BFAD_IM_H__ 197725ccfdSJing Huang #define __BFAD_IM_H__ 207725ccfdSJing Huang 21a36c61f9SKrishna Gudipati #include "bfa_fcs.h" 227725ccfdSJing Huang 237725ccfdSJing Huang #define FCPI_NAME " fcpim" 247725ccfdSJing Huang 25a36c61f9SKrishna Gudipati #ifndef KOBJ_NAME_LEN 26a36c61f9SKrishna Gudipati #define KOBJ_NAME_LEN 20 27a36c61f9SKrishna Gudipati #endif 28a36c61f9SKrishna Gudipati 297725ccfdSJing Huang bfa_status_t bfad_im_module_init(void); 307725ccfdSJing Huang void bfad_im_module_exit(void); 317725ccfdSJing Huang bfa_status_t bfad_im_probe(struct bfad_s *bfad); 327725ccfdSJing Huang void bfad_im_probe_undo(struct bfad_s *bfad); 337725ccfdSJing Huang bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port); 347725ccfdSJing Huang void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port); 357725ccfdSJing Huang void bfad_im_port_clean(struct bfad_im_port_s *im_port); 367725ccfdSJing Huang int bfad_im_scsi_host_alloc(struct bfad_s *bfad, 37b504293fSJing Huang struct bfad_im_port_s *im_port, struct device *dev); 387725ccfdSJing Huang void bfad_im_scsi_host_free(struct bfad_s *bfad, 397725ccfdSJing Huang struct bfad_im_port_s *im_port); 407725ccfdSJing Huang 417725ccfdSJing Huang #define MAX_FCP_TARGET 1024 427725ccfdSJing Huang #define MAX_FCP_LUN 16384 437725ccfdSJing Huang #define BFAD_TARGET_RESET_TMO 60 447725ccfdSJing Huang #define BFAD_LUN_RESET_TMO 60 457725ccfdSJing Huang #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code) 467725ccfdSJing Huang #define BFA_QUEUE_FULL_RAMP_UP_TIME 120 477725ccfdSJing Huang 487725ccfdSJing Huang /* 497725ccfdSJing Huang * itnim flags 507725ccfdSJing Huang */ 517725ccfdSJing Huang #define IO_DONE_BIT 0 527725ccfdSJing Huang 537725ccfdSJing Huang struct bfad_itnim_data_s { 547725ccfdSJing Huang struct bfad_itnim_s *itnim; 557725ccfdSJing Huang }; 567725ccfdSJing Huang 577725ccfdSJing Huang struct bfad_im_port_s { 587725ccfdSJing Huang struct bfad_s *bfad; 597725ccfdSJing Huang struct bfad_port_s *port; 607725ccfdSJing Huang struct work_struct port_delete_work; 617725ccfdSJing Huang int idr_id; 627725ccfdSJing Huang u16 cur_scsi_id; 63b504293fSJing Huang u16 flags; 647725ccfdSJing Huang struct list_head binding_list; 657725ccfdSJing Huang struct Scsi_Host *shost; 667725ccfdSJing Huang struct list_head itnim_mapped_list; 67b504293fSJing Huang struct fc_vport *fc_vport; 687725ccfdSJing Huang }; 697725ccfdSJing Huang 707725ccfdSJing Huang enum bfad_itnim_state { 717725ccfdSJing Huang ITNIM_STATE_NONE, 727725ccfdSJing Huang ITNIM_STATE_ONLINE, 737725ccfdSJing Huang ITNIM_STATE_OFFLINE_PENDING, 747725ccfdSJing Huang ITNIM_STATE_OFFLINE, 757725ccfdSJing Huang ITNIM_STATE_TIMEOUT, 767725ccfdSJing Huang ITNIM_STATE_FREE, 777725ccfdSJing Huang }; 787725ccfdSJing Huang 797725ccfdSJing Huang /* 807725ccfdSJing Huang * Per itnim data structure 817725ccfdSJing Huang */ 827725ccfdSJing Huang struct bfad_itnim_s { 837725ccfdSJing Huang struct list_head list_entry; 847725ccfdSJing Huang struct bfa_fcs_itnim_s fcs_itnim; 857725ccfdSJing Huang struct work_struct itnim_work; 867725ccfdSJing Huang u32 flags; 877725ccfdSJing Huang enum bfad_itnim_state state; 887725ccfdSJing Huang struct bfad_im_s *im; 897725ccfdSJing Huang struct bfad_im_port_s *im_port; 907725ccfdSJing Huang struct bfad_rport_s *drv_rport; 917725ccfdSJing Huang struct fc_rport *fc_rport; 927725ccfdSJing Huang struct bfa_itnim_s *bfa_itnim; 937725ccfdSJing Huang u16 scsi_tgt_id; 947725ccfdSJing Huang u16 queue_work; 957725ccfdSJing Huang unsigned long last_ramp_up_time; 967725ccfdSJing Huang unsigned long last_queue_full_time; 977725ccfdSJing Huang }; 987725ccfdSJing Huang 997725ccfdSJing Huang enum bfad_binding_type { 1007725ccfdSJing Huang FCP_PWWN_BINDING = 0x1, 1017725ccfdSJing Huang FCP_NWWN_BINDING = 0x2, 1027725ccfdSJing Huang FCP_FCID_BINDING = 0x3, 1037725ccfdSJing Huang }; 1047725ccfdSJing Huang 1057725ccfdSJing Huang struct bfad_fcp_binding { 1067725ccfdSJing Huang struct list_head list_entry; 1077725ccfdSJing Huang enum bfad_binding_type binding_type; 1087725ccfdSJing Huang u16 scsi_target_id; 1097725ccfdSJing Huang u32 fc_id; 1107725ccfdSJing Huang wwn_t nwwn; 1117725ccfdSJing Huang wwn_t pwwn; 1127725ccfdSJing Huang }; 1137725ccfdSJing Huang 1147725ccfdSJing Huang struct bfad_im_s { 1157725ccfdSJing Huang struct bfad_s *bfad; 1167725ccfdSJing Huang struct workqueue_struct *drv_workq; 117a36c61f9SKrishna Gudipati char drv_workq_name[KOBJ_NAME_LEN]; 1187725ccfdSJing Huang }; 1197725ccfdSJing Huang 1207725ccfdSJing Huang struct Scsi_Host *bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, 1217725ccfdSJing Huang struct bfad_s *); 1227725ccfdSJing Huang bfa_status_t bfad_os_thread_workq(struct bfad_s *bfad); 1237725ccfdSJing Huang void bfad_os_destroy_workq(struct bfad_im_s *im); 1247725ccfdSJing Huang void bfad_os_fc_host_init(struct bfad_im_port_s *im_port); 1257725ccfdSJing Huang void bfad_os_scsi_host_free(struct bfad_s *bfad, 1267725ccfdSJing Huang struct bfad_im_port_s *im_port); 1277725ccfdSJing Huang void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, 1287725ccfdSJing Huang struct scsi_device *sdev); 1297725ccfdSJing Huang void bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev); 1307725ccfdSJing Huang struct bfad_itnim_s *bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id); 1317725ccfdSJing Huang 1327725ccfdSJing Huang extern struct scsi_host_template bfad_im_scsi_host_template; 1337725ccfdSJing Huang extern struct scsi_host_template bfad_im_vport_template; 1347725ccfdSJing Huang extern struct fc_function_template bfad_im_fc_function_template; 135b504293fSJing Huang extern struct fc_function_template bfad_im_vport_fc_function_template; 1367725ccfdSJing Huang extern struct scsi_transport_template *bfad_im_scsi_transport_template; 137b504293fSJing Huang extern struct scsi_transport_template *bfad_im_scsi_vport_transport_template; 1387725ccfdSJing Huang 139a36c61f9SKrishna Gudipati extern struct device_attribute *bfad_im_host_attrs[]; 140a36c61f9SKrishna Gudipati extern struct device_attribute *bfad_im_vport_attrs[]; 141a36c61f9SKrishna Gudipati 142a36c61f9SKrishna Gudipati irqreturn_t bfad_intx(int irq, void *dev_id); 143a36c61f9SKrishna Gudipati 144a36c61f9SKrishna Gudipati /* Firmware releated */ 145a36c61f9SKrishna Gudipati #define BFAD_FW_FILE_CT_FC "ctfw_fc.bin" 146a36c61f9SKrishna Gudipati #define BFAD_FW_FILE_CT_CNA "ctfw_cna.bin" 147a36c61f9SKrishna Gudipati #define BFAD_FW_FILE_CB_FC "cbfw_fc.bin" 148a36c61f9SKrishna Gudipati 149a36c61f9SKrishna Gudipati u32 *bfad_get_firmware_buf(struct pci_dev *pdev); 150a36c61f9SKrishna Gudipati u32 *bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, 151a36c61f9SKrishna Gudipati u32 *bfi_image_size, char *fw_name); 152a36c61f9SKrishna Gudipati 153a36c61f9SKrishna Gudipati static inline u32 * 154a36c61f9SKrishna Gudipati bfad_load_fwimg(struct pci_dev *pdev) 155a36c61f9SKrishna Gudipati { 156a36c61f9SKrishna Gudipati return bfad_get_firmware_buf(pdev); 157a36c61f9SKrishna Gudipati } 158a36c61f9SKrishna Gudipati 159a36c61f9SKrishna Gudipati static inline void 160a36c61f9SKrishna Gudipati bfad_free_fwimg(void) 161a36c61f9SKrishna Gudipati { 162a36c61f9SKrishna Gudipati if (bfi_image_ct_fc_size && bfi_image_ct_fc) 163a36c61f9SKrishna Gudipati vfree(bfi_image_ct_fc); 164a36c61f9SKrishna Gudipati if (bfi_image_ct_cna_size && bfi_image_ct_cna) 165a36c61f9SKrishna Gudipati vfree(bfi_image_ct_cna); 166a36c61f9SKrishna Gudipati if (bfi_image_cb_fc_size && bfi_image_cb_fc) 167a36c61f9SKrishna Gudipati vfree(bfi_image_cb_fc); 168a36c61f9SKrishna Gudipati } 1697725ccfdSJing Huang #endif 170