summaryrefslogtreecommitdiffstats
path: root/include/scsi/libsas.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/scsi/libsas.h')
-rw-r--r--include/scsi/libsas.h54
1 files changed, 29 insertions, 25 deletions
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index ee866060f8a4..6a308d42d98f 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -142,8 +142,11 @@ struct expander_device {
u16 ex_change_count;
u16 max_route_indexes;
u8 num_phys;
+
+ u8 t2t_supp:1;
u8 configuring:1;
u8 conf_route_table:1;
+
u8 enclosure_logical_id[8];
struct ex_phy *ex_phy;
@@ -386,6 +389,11 @@ sdev_to_domain_dev(struct scsi_device *sdev) {
return starget_to_domain_dev(sdev->sdev_target);
}
+static inline struct ata_device *sas_to_ata_dev(struct domain_device *dev)
+{
+ return &dev->sata_dev.ap->link.device[0];
+}
+
static inline struct domain_device *
cmd_to_domain_dev(struct scsi_cmnd *cmd)
{
@@ -405,6 +413,20 @@ static inline void sas_phy_disconnected(struct asd_sas_phy *phy)
phy->linkrate = SAS_LINK_RATE_UNKNOWN;
}
+static inline unsigned int to_sas_gpio_od(int device, int bit)
+{
+ return 3 * device + bit;
+}
+
+#ifdef CONFIG_SCSI_SAS_HOST_SMP
+int try_test_sas_gpio_gp_bit(unsigned int od, u8 *data, u8 index, u8 count);
+#else
+static inline int try_test_sas_gpio_gp_bit(unsigned int od, u8 *data, u8 index, u8 count)
+{
+ return -1;
+}
+#endif
+
/* ---------- Tasks ---------- */
/*
service_response | SAS_TASK_COMPLETE | SAS_TASK_UNDELIVERED |
@@ -555,36 +577,14 @@ struct sas_task {
struct work_struct abort_work;
};
-extern struct kmem_cache *sas_task_cache;
-
#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)
-{
- struct sas_task *task = kmem_cache_zalloc(sas_task_cache, flags);
-
- if (task) {
- INIT_LIST_HEAD(&task->list);
- spin_lock_init(&task->task_state_lock);
- task->task_state_flags = SAS_TASK_STATE_PENDING;
- init_timer(&task->timer);
- init_completion(&task->completion);
- }
-
- return task;
-}
-
-static inline void sas_free_task(struct sas_task *task)
-{
- if (task) {
- BUG_ON(!list_empty(&task->list));
- kmem_cache_free(sas_task_cache, task);
- }
-}
+extern struct sas_task *sas_alloc_task(gfp_t flags);
+extern void sas_free_task(struct sas_task *task);
struct sas_domain_function_template {
/* The class calls these to notify the LLDD of an event. */
@@ -614,6 +614,10 @@ struct sas_domain_function_template {
/* Phy management */
int (*lldd_control_phy)(struct asd_sas_phy *, enum phy_func, void *);
+
+ /* GPIO support */
+ int (*lldd_write_gpio)(struct sas_ha_struct *, u8 reg_type,
+ u8 reg_index, u8 reg_count, u8 *write_data);
};
extern int sas_register_ha(struct sas_ha_struct *);
@@ -652,7 +656,7 @@ int sas_discover_event(struct asd_sas_port *, enum discover_event ev);
int sas_discover_sata(struct domain_device *);
int sas_discover_end_dev(struct domain_device *);
-void sas_unregister_dev(struct domain_device *);
+void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *);
void sas_init_dev(struct domain_device *);