diff options
Diffstat (limited to 'drivers/ata/libata.h')
| -rw-r--r-- | drivers/ata/libata.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index ab4bd44ba17c..3df17da08c7f 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -38,6 +38,12 @@ extern int libata_noacpi; extern int libata_allow_tpm; extern const struct device_type ata_port_type; extern struct ata_link *ata_dev_phys_link(struct ata_device *dev); + +static inline bool ata_sstatus_online(u32 sstatus) +{ + return (sstatus & 0xf) == 0x3; +} + #ifdef CONFIG_ATA_FORCE extern void ata_force_cbl(struct ata_port *ap); #else @@ -65,7 +71,6 @@ extern bool ata_dev_power_init_tf(struct ata_device *dev, struct ata_taskfile *tf, bool set_active); extern void ata_dev_power_set_standby(struct ata_device *dev); extern void ata_dev_power_set_active(struct ata_device *dev); -extern int sata_down_spd_limit(struct ata_link *link, u32 spd_limit); extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel); extern unsigned int ata_dev_set_feature(struct ata_device *dev, u8 subcmd, u8 action); @@ -87,6 +92,16 @@ extern unsigned int ata_read_log_page(struct ata_device *dev, u8 log, #define to_ata_port(d) container_of(d, struct ata_port, tdev) +/* libata-sata.c */ +#ifdef CONFIG_SATA_HOST +int sata_down_spd_limit(struct ata_link *link, u32 spd_limit); +#else +static inline int sata_down_spd_limit(struct ata_link *link, u32 spd_limit) +{ + return -EOPNOTSUPP; +} +#endif + /* libata-acpi.c */ #ifdef CONFIG_ATA_ACPI extern unsigned int ata_acpi_gtf_filter; |