X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Fscsi%2Flibsas.h;h=b200233cc6f45e8cdc91221a8a546b9413dd6932;hb=ad689233bee854dced741c91aff12a8771a22f6f;hp=9582e8401669b89ceba0d555499c0d3e263c8e30;hpb=4e6d816e51728d5006c53e78e079ac62b902f8aa;p=powerpc.git

diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index 9582e84016..b200233cc6 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -35,6 +35,7 @@
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_transport_sas.h>
+#include <asm/scatterlist.h>
 
 struct block_device;
 
@@ -200,9 +201,14 @@ struct domain_device {
         void *lldd_dev;
 };
 
+struct sas_discovery_event {
+	struct work_struct work;
+	struct asd_sas_port *port;
+};
+
 struct sas_discovery {
 	spinlock_t disc_event_lock;
-	struct work_struct disc_work[DISC_NUM_EVENTS];
+	struct sas_discovery_event disc_work[DISC_NUM_EVENTS];
 	unsigned long    pending;
 	u8     fanout_sas_addr[8];
 	u8     eeds_a[8];
@@ -248,14 +254,19 @@ struct asd_sas_port {
 	void *lldd_port;	  /* not touched by the sas class code */
 };
 
+struct asd_sas_event {
+	struct work_struct work;
+	struct asd_sas_phy *phy;
+};
+
 /* The phy pretty much is controlled by the LLDD.
  * The class only reads those fields.
  */
 struct asd_sas_phy {
 /* private: */
 	/* protected by ha->event_lock */
-	struct work_struct   port_events[PORT_NUM_EVENTS];
-	struct work_struct   phy_events[PHY_NUM_EVENTS];
+	struct asd_sas_event   port_events[PORT_NUM_EVENTS];
+	struct asd_sas_event   phy_events[PHY_NUM_EVENTS];
 
 	unsigned long port_events_pending;
 	unsigned long phy_events_pending;
@@ -307,12 +318,25 @@ struct scsi_core {
 	int               queue_thread_kill;
 };
 
+struct sas_ha_event {
+	struct work_struct work;
+	struct sas_ha_struct *ha;
+};
+
+enum sas_ha_state {
+	SAS_HA_REGISTERED,
+	SAS_HA_UNREGISTERED
+};
+
 struct sas_ha_struct {
 /* private: */
 	spinlock_t       event_lock;
-	struct work_struct ha_events[HA_NUM_EVENTS];
+	struct sas_ha_event ha_events[HA_NUM_EVENTS];
 	unsigned long	 pending;
 
+	enum sas_ha_state state;
+	spinlock_t 	  state_lock;
+
 	struct scsi_core core;
 
 /* public: */
@@ -338,6 +362,8 @@ struct sas_ha_struct {
 	void (*notify_phy_event)(struct asd_sas_phy *, enum phy_event);
 
 	void *lldd_ha;		  /* not touched by sas class code */
+
+	struct list_head eh_done_q;
 };
 
 #define SHOST_TO_SAS_HA(_shost) (*(struct sas_ha_struct **)(_shost)->hostdata)
@@ -526,17 +552,21 @@ struct sas_task {
 
 	void   *lldd_task;	  /* for use by LLDDs */
 	void   *uldd_task;
+
+	struct work_struct abort_work;
 };
 
 
 
-#define SAS_TASK_STATE_PENDING  1
-#define SAS_TASK_STATE_DONE     2
-#define SAS_TASK_STATE_ABORTED  4
+#define SAS_TASK_STATE_PENDING      1
+#define SAS_TASK_STATE_DONE         2
+#define SAS_TASK_STATE_ABORTED      4
+#define SAS_TASK_NEED_DEV_RESET     8
+#define SAS_TASK_AT_INITIATOR       16
 
 static inline struct sas_task *sas_alloc_task(gfp_t flags)
 {
-	extern kmem_cache_t *sas_task_cache;
+	extern struct kmem_cache *sas_task_cache;
 	struct sas_task *task = kmem_cache_alloc(sas_task_cache, flags);
 
 	if (task) {
@@ -554,7 +584,7 @@ static inline struct sas_task *sas_alloc_task(gfp_t flags)
 static inline void sas_free_task(struct sas_task *task)
 {
 	if (task) {
-		extern kmem_cache_t *sas_task_cache;
+		extern struct kmem_cache *sas_task_cache;
 		BUG_ON(!list_empty(&task->list));
 		kmem_cache_free(sas_task_cache, task);
 	}
@@ -592,6 +622,10 @@ struct sas_domain_function_template {
 extern int sas_register_ha(struct sas_ha_struct *);
 extern int sas_unregister_ha(struct sas_ha_struct *);
 
+int sas_set_phy_speed(struct sas_phy *phy,
+		      struct sas_phy_linkrates *rates);
+int sas_phy_enable(struct sas_phy *phy, int enabled);
+int sas_phy_reset(struct sas_phy *phy, int hard_reset);
 extern int sas_queuecommand(struct scsi_cmnd *,
 		     void (*scsi_done)(struct scsi_cmnd *));
 extern int sas_target_alloc(struct scsi_target *);
@@ -624,4 +658,8 @@ void sas_unregister_dev(struct domain_device *);
 
 void sas_init_dev(struct domain_device *);
 
+void sas_task_abort(struct sas_task *);
+int __sas_task_abort(struct sas_task *);
+int sas_eh_device_reset_handler(struct scsi_cmnd *cmd);
+
 #endif /* _SASLIB_H_ */