libsas.h (a3a142524aa4b1539a64a55087bf12ffa4b1f94e) libsas.h (9095a64a9aead653df320e3a6fc70835c15d46e4)
1/*
2 * SAS host prototypes and structures header file
3 *
4 * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
5 * Copyright (C) 2005 Luben Tuikov <luben_tuikov@adaptec.com>
6 *
7 * This file is licensed under GPLv2.
8 *

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173};
174
175enum {
176 SAS_DEV_GONE,
177 SAS_DEV_DESTROY,
178};
179
180struct domain_device {
1/*
2 * SAS host prototypes and structures header file
3 *
4 * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
5 * Copyright (C) 2005 Luben Tuikov <luben_tuikov@adaptec.com>
6 *
7 * This file is licensed under GPLv2.
8 *

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173};
174
175enum {
176 SAS_DEV_GONE,
177 SAS_DEV_DESTROY,
178};
179
180struct domain_device {
181 spinlock_t done_lock;
181 enum sas_dev_type dev_type;
182
183 enum sas_linkrate linkrate;
184 enum sas_linkrate min_linkrate;
185 enum sas_linkrate max_linkrate;
186
187 int pathways;
188

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316 struct sas_ha_struct *ha; /* may be set; the class sets it anyway */
317
318 void *lldd_phy; /* not touched by the sas_class_code */
319};
320
321struct scsi_core {
322 struct Scsi_Host *shost;
323
182 enum sas_dev_type dev_type;
183
184 enum sas_linkrate linkrate;
185 enum sas_linkrate min_linkrate;
186 enum sas_linkrate max_linkrate;
187
188 int pathways;
189

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317 struct sas_ha_struct *ha; /* may be set; the class sets it anyway */
318
319 void *lldd_phy; /* not touched by the sas_class_code */
320};
321
322struct scsi_core {
323 struct Scsi_Host *shost;
324
325 struct mutex task_queue_flush;
324 spinlock_t task_queue_lock;
325 struct list_head task_queue;
326 int task_queue_size;
327
328 struct task_struct *queue_thread;
329};
330
331struct sas_ha_event {
332 struct work_struct work;
333 struct sas_ha_struct *ha;
334};
335
336enum sas_ha_state {
337 SAS_HA_REGISTERED,
338 SAS_HA_DRAINING,
339 SAS_HA_ATA_EH_ACTIVE,
326 spinlock_t task_queue_lock;
327 struct list_head task_queue;
328 int task_queue_size;
329
330 struct task_struct *queue_thread;
331};
332
333struct sas_ha_event {
334 struct work_struct work;
335 struct sas_ha_struct *ha;
336};
337
338enum sas_ha_state {
339 SAS_HA_REGISTERED,
340 SAS_HA_DRAINING,
341 SAS_HA_ATA_EH_ACTIVE,
342 SAS_HA_FROZEN,
340};
341
342struct sas_ha_struct {
343/* private: */
344 struct sas_ha_event ha_events[HA_NUM_EVENTS];
345 unsigned long pending;
346
347 struct list_head defer_q; /* work queued while draining */

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344
345struct sas_ha_struct {
346/* private: */
347 struct sas_ha_event ha_events[HA_NUM_EVENTS];
348 unsigned long pending;
349
350 struct list_head defer_q; /* work queued while draining */

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