aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/ata/libata.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ata/libata.h')
-rw-r--r--drivers/ata/libata.h22
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 9ce1ecc63e39..773de97988a2 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -86,6 +86,8 @@ extern int ata_dev_revalidate(struct ata_device *dev, unsigned int new_class,
86extern int ata_dev_configure(struct ata_device *dev); 86extern int ata_dev_configure(struct ata_device *dev);
87extern int sata_down_spd_limit(struct ata_link *link, u32 spd_limit); 87extern int sata_down_spd_limit(struct ata_link *link, u32 spd_limit);
88extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel); 88extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel);
89extern unsigned int ata_dev_set_feature(struct ata_device *dev,
90 u8 enable, u8 feature);
89extern void ata_sg_clean(struct ata_queued_cmd *qc); 91extern void ata_sg_clean(struct ata_queued_cmd *qc);
90extern void ata_qc_free(struct ata_queued_cmd *qc); 92extern void ata_qc_free(struct ata_queued_cmd *qc);
91extern void ata_qc_issue(struct ata_queued_cmd *qc); 93extern void ata_qc_issue(struct ata_queued_cmd *qc);
@@ -100,8 +102,8 @@ extern int sata_link_init_spd(struct ata_link *link);
100extern int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg); 102extern int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg);
101extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg); 103extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg);
102extern struct ata_port *ata_port_alloc(struct ata_host *host); 104extern struct ata_port *ata_port_alloc(struct ata_host *host);
103extern void ata_dev_enable_pm(struct ata_device *dev, enum link_pm policy); 105extern const char *sata_spd_string(unsigned int spd);
104extern void ata_lpm_schedule(struct ata_port *ap, enum link_pm); 106extern int ata_port_probe(struct ata_port *ap);
105 107
106/* libata-acpi.c */ 108/* libata-acpi.c */
107#ifdef CONFIG_ATA_ACPI 109#ifdef CONFIG_ATA_ACPI
@@ -137,10 +139,15 @@ extern void ata_scsi_hotplug(struct work_struct *work);
137extern void ata_schedule_scsi_eh(struct Scsi_Host *shost); 139extern void ata_schedule_scsi_eh(struct Scsi_Host *shost);
138extern void ata_scsi_dev_rescan(struct work_struct *work); 140extern void ata_scsi_dev_rescan(struct work_struct *work);
139extern int ata_bus_probe(struct ata_port *ap); 141extern int ata_bus_probe(struct ata_port *ap);
142extern int ata_scsi_user_scan(struct Scsi_Host *shost, unsigned int channel,
143 unsigned int id, unsigned int lun);
144
140 145
141/* libata-eh.c */ 146/* libata-eh.c */
142extern unsigned long ata_internal_cmd_timeout(struct ata_device *dev, u8 cmd); 147extern unsigned long ata_internal_cmd_timeout(struct ata_device *dev, u8 cmd);
143extern void ata_internal_cmd_timed_out(struct ata_device *dev, u8 cmd); 148extern void ata_internal_cmd_timed_out(struct ata_device *dev, u8 cmd);
149extern void ata_eh_acquire(struct ata_port *ap);
150extern void ata_eh_release(struct ata_port *ap);
144extern enum blk_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd); 151extern enum blk_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);
145extern void ata_scsi_error(struct Scsi_Host *host); 152extern void ata_scsi_error(struct Scsi_Host *host);
146extern void ata_port_wait_eh(struct ata_port *ap); 153extern void ata_port_wait_eh(struct ata_port *ap);
@@ -164,11 +171,16 @@ extern int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
164 ata_postreset_fn_t postreset, 171 ata_postreset_fn_t postreset,
165 struct ata_link **r_failed_disk); 172 struct ata_link **r_failed_disk);
166extern void ata_eh_finish(struct ata_port *ap); 173extern void ata_eh_finish(struct ata_port *ap);
174extern int ata_ering_map(struct ata_ering *ering,
175 int (*map_fn)(struct ata_ering_entry *, void *),
176 void *arg);
167 177
168/* libata-pmp.c */ 178/* libata-pmp.c */
169#ifdef CONFIG_SATA_PMP 179#ifdef CONFIG_SATA_PMP
170extern int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val); 180extern int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val);
171extern int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val); 181extern int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val);
182extern int sata_pmp_set_lpm(struct ata_link *link, enum ata_lpm_policy policy,
183 unsigned hints);
172extern int sata_pmp_attach(struct ata_device *dev); 184extern int sata_pmp_attach(struct ata_device *dev);
173#else /* CONFIG_SATA_PMP */ 185#else /* CONFIG_SATA_PMP */
174static inline int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val) 186static inline int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val)
@@ -181,6 +193,12 @@ static inline int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val)
181 return -EINVAL; 193 return -EINVAL;
182} 194}
183 195
196static inline int sata_pmp_set_lpm(struct ata_link *link,
197 enum ata_lpm_policy policy, unsigned hints)
198{
199 return -EINVAL;
200}
201
184static inline int sata_pmp_attach(struct ata_device *dev) 202static inline int sata_pmp_attach(struct ata_device *dev)
185{ 203{
186 return -EINVAL; 204 return -EINVAL;