525 struct ata_link;
530 typedef int (*ata_prereset_fn_t)(struct ata_link *link, unsigned long deadline);
531 typedef int (*ata_reset_fn_t)(struct ata_link *link, unsigned int *classes,
533 typedef void (*ata_postreset_fn_t)(struct ata_link *link, unsigned int *classes);
674 	struct ata_link		*link;
783 struct ata_link {  struct
808 #define ATA_LINK_CLEAR_BEGIN		offsetof(struct ata_link, active_tag)  argument
809 #define ATA_LINK_CLEAR_END		offsetof(struct ata_link, device[0])
828 	struct ata_link*	sff_pio_task_link; /* link currently used */
847 	struct ata_link		link;		/* host default link */
848 	struct ata_link		*slave_link;	/* see ata_slave_link_init() */
851 	struct ata_link		*pmp_link;	/* array of PMP links */
852 	struct ata_link		*excl_link;	/* for PMP qc exclusion */
913 	int  (*set_mode)(struct ata_link *link, struct ata_device **r_failed_dev);
937 	int  (*scr_read)(struct ata_link *link, unsigned int sc_reg, u32 *val);
938 	int  (*scr_write)(struct ata_link *link, unsigned int sc_reg, u32 val);
941 	int  (*set_lpm)(struct ata_link *link, enum ata_lpm_policy policy,
1070 extern int ata_std_prereset(struct ata_link *link, unsigned long deadline);
1071 extern int ata_wait_after_reset(struct ata_link *link, unsigned long deadline,
1072 				int (*check_ready)(struct ata_link *link));
1073 extern int sata_std_hardreset(struct ata_link *link, unsigned int *class,
1075 extern void ata_std_postreset(struct ata_link *link, unsigned int *classes);
1106 extern bool ata_link_online(struct ata_link *link);
1107 extern bool ata_link_offline(struct ata_link *link);
1162 extern int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev);
1183 extern int sata_scr_valid(struct ata_link *link);
1184 extern int sata_scr_read(struct ata_link *link, int reg, u32 *val);
1185 extern int sata_scr_write(struct ata_link *link, int reg, u32 val);
1186 extern int sata_scr_write_flush(struct ata_link *link, int reg, u32 val);
1187 extern int sata_set_spd(struct ata_link *link);
1188 extern int sata_link_hardreset(struct ata_link *link,
1190 			bool *online, int (*check_ready)(struct ata_link *));
1191 extern int sata_link_resume(struct ata_link *link, const unsigned long *params,
1193 extern void ata_eh_analyze_ncq_error(struct ata_link *link);
1200 static inline int sata_scr_valid(struct ata_link *link) { return 0; }  in sata_scr_valid()
1201 static inline int sata_scr_read(struct ata_link *link, int reg, u32 *val)  in sata_scr_read()
1205 static inline int sata_scr_write(struct ata_link *link, int reg, u32 val)  in sata_scr_write()
1209 static inline int sata_scr_write_flush(struct ata_link *link, int reg, u32 val)  in sata_scr_write_flush()
1213 static inline int sata_set_spd(struct ata_link *link) { return -EOPNOTSUPP; }  in sata_set_spd()
1214 static inline int sata_link_hardreset(struct ata_link *link,  in sata_link_hardreset()
1218 				      int (*check_ready)(struct ata_link *))  in sata_link_hardreset()  argument
1224 static inline int sata_link_resume(struct ata_link *link,  in sata_link_resume()
1230 static inline void ata_eh_analyze_ncq_error(struct ata_link *link) { }  in ata_eh_analyze_ncq_error()
1232 extern int sata_link_debounce(struct ata_link *link,
1234 extern int sata_link_scr_lpm(struct ata_link *link, enum ata_lpm_policy policy,
1253 extern bool sata_lpm_ignore_phy_events(struct ata_link *link);
1344 extern int ata_link_abort(struct ata_link *link);
1360 extern int ata_link_nr_enabled(struct ata_link *link);
1437 static inline bool ata_is_host_link(const struct ata_link *link)  in ata_is_host_link()
1452 static inline bool ata_is_host_link(const struct ata_link *link)  in ata_is_host_link()
1458 static inline int sata_srst_pmp(struct ata_link *link)  in sata_srst_pmp()
1472 void ata_link_printk(const struct ata_link *link, const char *level,
1613 static inline int ata_link_max_devices(const struct ata_link *link)  in ata_link_max_devices()
1620 static inline int ata_link_active(struct ata_link *link)  in ata_link_active()
1652 extern struct ata_link *ata_link_next(struct ata_link *link,
1657 				       struct ata_link *link,
1913 extern int ata_sff_wait_ready(struct ata_link *link, unsigned long deadline);
1929 extern void ata_sff_queue_pio_task(struct ata_link *link, unsigned long delay);
1938 extern int ata_sff_prereset(struct ata_link *link, unsigned long deadline);
1941 extern int ata_sff_wait_after_reset(struct ata_link *link, unsigned int devmask,
1943 extern int ata_sff_softreset(struct ata_link *link, unsigned int *classes,
1945 extern int sata_sff_hardreset(struct ata_link *link, unsigned int *class,
1947 extern void ata_sff_postreset(struct ata_link *link, unsigned int *classes);