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path: root/drivers/ata/libata.h
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Diffstat (limited to 'drivers/ata/libata.h')
-rw-r--r--drivers/ata/libata.h19
1 files changed, 2 insertions, 17 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index d3831d39bdaa..fe2839e58774 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -74,7 +74,7 @@ extern struct ata_link *ata_dev_phys_link(struct ata_device *dev);
74extern void ata_force_cbl(struct ata_port *ap); 74extern void ata_force_cbl(struct ata_port *ap);
75extern u64 ata_tf_to_lba(const struct ata_taskfile *tf); 75extern u64 ata_tf_to_lba(const struct ata_taskfile *tf);
76extern u64 ata_tf_to_lba48(const struct ata_taskfile *tf); 76extern u64 ata_tf_to_lba48(const struct ata_taskfile *tf);
77extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev, int tag); 77extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev);
78extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev, 78extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
79 u64 block, u32 n_block, unsigned int tf_flags, 79 u64 block, u32 n_block, unsigned int tf_flags,
80 unsigned int tag); 80 unsigned int tag);
@@ -103,6 +103,7 @@ extern int ata_dev_configure(struct ata_device *dev);
103extern int sata_down_spd_limit(struct ata_link *link); 103extern int sata_down_spd_limit(struct ata_link *link);
104extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel); 104extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel);
105extern void ata_sg_clean(struct ata_queued_cmd *qc); 105extern void ata_sg_clean(struct ata_queued_cmd *qc);
106extern void ata_qc_free(struct ata_queued_cmd *qc);
106extern void ata_qc_issue(struct ata_queued_cmd *qc); 107extern void ata_qc_issue(struct ata_queued_cmd *qc);
107extern void __ata_qc_complete(struct ata_queued_cmd *qc); 108extern void __ata_qc_complete(struct ata_queued_cmd *qc);
108extern int atapi_check_dma(struct ata_queued_cmd *qc); 109extern int atapi_check_dma(struct ata_queued_cmd *qc);
@@ -118,22 +119,6 @@ extern struct ata_port *ata_port_alloc(struct ata_host *host);
118extern void ata_dev_enable_pm(struct ata_device *dev, enum link_pm policy); 119extern void ata_dev_enable_pm(struct ata_device *dev, enum link_pm policy);
119extern void ata_lpm_schedule(struct ata_port *ap, enum link_pm); 120extern void ata_lpm_schedule(struct ata_port *ap, enum link_pm);
120 121
121/**
122 * ata_qc_free - free unused ata_queued_cmd
123 * @qc: Command to complete
124 *
125 * Designed to free unused ata_queued_cmd object
126 * in case something prevents using it.
127 *
128 * LOCKING:
129 * spin_lock_irqsave(host lock)
130 */
131static inline void ata_qc_free(struct ata_queued_cmd *qc)
132{
133 qc->flags = 0;
134 qc->tag = ATA_TAG_POISON;
135}
136
137/* libata-acpi.c */ 122/* libata-acpi.c */
138#ifdef CONFIG_ATA_ACPI 123#ifdef CONFIG_ATA_ACPI
139extern void ata_acpi_associate_sata_port(struct ata_port *ap); 124extern void ata_acpi_associate_sata_port(struct ata_port *ap);