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https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-09 01:28:05 -04:00
Fixed MTP to work with TWRP
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awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
197
drivers/scsi/bfa/bfad_im.h
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197
drivers/scsi/bfa/bfad_im.h
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/*
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* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef __BFAD_IM_H__
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#define __BFAD_IM_H__
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#include "bfa_fcs.h"
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#define FCPI_NAME " fcpim"
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#ifndef KOBJ_NAME_LEN
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#define KOBJ_NAME_LEN 20
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#endif
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bfa_status_t bfad_im_module_init(void);
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void bfad_im_module_exit(void);
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bfa_status_t bfad_im_probe(struct bfad_s *bfad);
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void bfad_im_probe_undo(struct bfad_s *bfad);
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bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port);
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void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port);
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void bfad_im_port_clean(struct bfad_im_port_s *im_port);
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int bfad_im_scsi_host_alloc(struct bfad_s *bfad,
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struct bfad_im_port_s *im_port, struct device *dev);
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void bfad_im_scsi_host_free(struct bfad_s *bfad,
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struct bfad_im_port_s *im_port);
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u32 bfad_im_supported_speeds(struct bfa_s *bfa);
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#define MAX_FCP_TARGET 1024
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#define MAX_FCP_LUN 16384
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#define BFAD_TARGET_RESET_TMO 60
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#define BFAD_LUN_RESET_TMO 60
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#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
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#define BFA_QUEUE_FULL_RAMP_UP_TIME 120
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/*
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* itnim flags
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*/
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#define IO_DONE_BIT 0
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struct bfad_itnim_data_s {
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struct bfad_itnim_s *itnim;
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};
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struct bfad_im_port_s {
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struct bfad_s *bfad;
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struct bfad_port_s *port;
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struct work_struct port_delete_work;
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int idr_id;
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u16 cur_scsi_id;
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u16 flags;
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struct list_head binding_list;
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struct Scsi_Host *shost;
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struct list_head itnim_mapped_list;
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struct fc_vport *fc_vport;
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};
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enum bfad_itnim_state {
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ITNIM_STATE_NONE,
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ITNIM_STATE_ONLINE,
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ITNIM_STATE_OFFLINE_PENDING,
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ITNIM_STATE_OFFLINE,
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ITNIM_STATE_TIMEOUT,
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ITNIM_STATE_FREE,
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};
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/*
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* Per itnim data structure
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*/
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struct bfad_itnim_s {
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struct list_head list_entry;
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struct bfa_fcs_itnim_s fcs_itnim;
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struct work_struct itnim_work;
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u32 flags;
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enum bfad_itnim_state state;
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struct bfad_im_s *im;
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struct bfad_im_port_s *im_port;
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struct bfad_rport_s *drv_rport;
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struct fc_rport *fc_rport;
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struct bfa_itnim_s *bfa_itnim;
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u16 scsi_tgt_id;
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u16 channel;
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u16 queue_work;
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unsigned long last_ramp_up_time;
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unsigned long last_queue_full_time;
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};
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enum bfad_binding_type {
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FCP_PWWN_BINDING = 0x1,
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FCP_NWWN_BINDING = 0x2,
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FCP_FCID_BINDING = 0x3,
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};
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struct bfad_fcp_binding {
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struct list_head list_entry;
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enum bfad_binding_type binding_type;
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u16 scsi_target_id;
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u32 fc_id;
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wwn_t nwwn;
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wwn_t pwwn;
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};
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struct bfad_im_s {
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struct bfad_s *bfad;
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struct workqueue_struct *drv_workq;
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char drv_workq_name[KOBJ_NAME_LEN];
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struct work_struct aen_im_notify_work;
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};
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#define bfad_get_aen_entry(_drv, _entry) do { \
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unsigned long _flags; \
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spin_lock_irqsave(&(_drv)->bfad_aen_spinlock, _flags); \
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bfa_q_deq(&(_drv)->free_aen_q, &(_entry)); \
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if (_entry) \
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list_add_tail(&(_entry)->qe, &(_drv)->active_aen_q); \
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spin_unlock_irqrestore(&(_drv)->bfad_aen_spinlock, _flags); \
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} while (0)
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/* post fc_host vendor event */
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#define bfad_im_post_vendor_event(_entry, _drv, _cnt, _cat, _evt) do { \
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do_gettimeofday(&(_entry)->aen_tv); \
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(_entry)->bfad_num = (_drv)->inst_no; \
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(_entry)->seq_num = (_cnt); \
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(_entry)->aen_category = (_cat); \
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(_entry)->aen_type = (_evt); \
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if ((_drv)->bfad_flags & BFAD_FC4_PROBE_DONE) \
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queue_work((_drv)->im->drv_workq, \
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&(_drv)->im->aen_im_notify_work); \
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} while (0)
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struct Scsi_Host *bfad_scsi_host_alloc(struct bfad_im_port_s *im_port,
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struct bfad_s *);
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bfa_status_t bfad_thread_workq(struct bfad_s *bfad);
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void bfad_destroy_workq(struct bfad_im_s *im);
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void bfad_fc_host_init(struct bfad_im_port_s *im_port);
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void bfad_scsi_host_free(struct bfad_s *bfad,
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struct bfad_im_port_s *im_port);
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void bfad_ramp_up_qdepth(struct bfad_itnim_s *itnim,
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struct scsi_device *sdev);
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void bfad_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev);
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struct bfad_itnim_s *bfad_get_itnim(struct bfad_im_port_s *im_port, int id);
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extern struct scsi_host_template bfad_im_scsi_host_template;
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extern struct scsi_host_template bfad_im_vport_template;
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extern struct fc_function_template bfad_im_fc_function_template;
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extern struct fc_function_template bfad_im_vport_fc_function_template;
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extern struct scsi_transport_template *bfad_im_scsi_transport_template;
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extern struct scsi_transport_template *bfad_im_scsi_vport_transport_template;
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extern struct device_attribute *bfad_im_host_attrs[];
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extern struct device_attribute *bfad_im_vport_attrs[];
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irqreturn_t bfad_intx(int irq, void *dev_id);
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int bfad_im_bsg_request(struct fc_bsg_job *job);
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int bfad_im_bsg_timeout(struct fc_bsg_job *job);
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/*
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* Macro to set the SCSI device sdev_bflags - sdev_bflags are used by the
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* SCSI mid-layer to choose LUN Scanning mode REPORT_LUNS vs. Sequential Scan
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*
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* Internally iterate's over all the ITNIM's part of the im_port & set's the
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* sdev_bflags for the scsi_device associated with LUN #0.
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*/
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#define bfad_reset_sdev_bflags(__im_port, __lunmask_cfg) do { \
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struct scsi_device *__sdev = NULL; \
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struct bfad_itnim_s *__itnim = NULL; \
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u32 scan_flags = BLIST_NOREPORTLUN | BLIST_SPARSELUN; \
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list_for_each_entry(__itnim, &((__im_port)->itnim_mapped_list), \
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list_entry) { \
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__sdev = scsi_device_lookup((__im_port)->shost, \
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__itnim->channel, \
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__itnim->scsi_tgt_id, 0); \
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if (__sdev) { \
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if ((__lunmask_cfg) == BFA_TRUE) \
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__sdev->sdev_bflags |= scan_flags; \
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else \
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__sdev->sdev_bflags &= ~scan_flags; \
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scsi_device_put(__sdev); \
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} \
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} \
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} while (0)
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#endif
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