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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.h24
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 7e0f3aff873d..81ae41d5f23f 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -39,26 +39,39 @@ struct ata_scsi_args {
39}; 39};
40 40
41/* libata-core.c */ 41/* libata-core.c */
42enum {
43 /* flags for ata_dev_read_id() */
44 ATA_READID_POSTRESET = (1 << 0), /* reading ID after reset */
45};
46
42extern struct workqueue_struct *ata_aux_wq; 47extern struct workqueue_struct *ata_aux_wq;
43extern int atapi_enabled; 48extern int atapi_enabled;
44extern int atapi_dmadir; 49extern int atapi_dmadir;
45extern int libata_fua; 50extern int libata_fua;
46extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev); 51extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev);
47extern int ata_rwcmd_protocol(struct ata_queued_cmd *qc); 52extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
53 u64 block, u32 n_block, unsigned int tf_flags,
54 unsigned int tag);
55extern u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev);
48extern void ata_dev_disable(struct ata_device *dev); 56extern void ata_dev_disable(struct ata_device *dev);
49extern void ata_port_flush_task(struct ata_port *ap); 57extern void ata_port_flush_task(struct ata_port *ap);
50extern unsigned ata_exec_internal(struct ata_device *dev, 58extern unsigned ata_exec_internal(struct ata_device *dev,
51 struct ata_taskfile *tf, const u8 *cdb, 59 struct ata_taskfile *tf, const u8 *cdb,
52 int dma_dir, void *buf, unsigned int buflen); 60 int dma_dir, void *buf, unsigned int buflen);
61extern unsigned ata_exec_internal_sg(struct ata_device *dev,
62 struct ata_taskfile *tf, const u8 *cdb,
63 int dma_dir, struct scatterlist *sg,
64 unsigned int n_elem);
53extern unsigned int ata_do_simple_cmd(struct ata_device *dev, u8 cmd); 65extern unsigned int ata_do_simple_cmd(struct ata_device *dev, u8 cmd);
54extern int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class, 66extern int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
55 int post_reset, u16 *id); 67 unsigned int flags, u16 *id);
56extern int ata_dev_revalidate(struct ata_device *dev, int post_reset); 68extern int ata_dev_revalidate(struct ata_device *dev, unsigned int flags);
57extern int ata_dev_configure(struct ata_device *dev, int print_info); 69extern int ata_dev_configure(struct ata_device *dev);
58extern int sata_down_spd_limit(struct ata_port *ap); 70extern int sata_down_spd_limit(struct ata_port *ap);
59extern int sata_set_spd_needed(struct ata_port *ap); 71extern int sata_set_spd_needed(struct ata_port *ap);
60extern int ata_down_xfermask_limit(struct ata_device *dev, int force_pio0); 72extern int ata_down_xfermask_limit(struct ata_device *dev, int force_pio0);
61extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev); 73extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev);
74extern void ata_sg_clean(struct ata_queued_cmd *qc);
62extern void ata_qc_free(struct ata_queued_cmd *qc); 75extern void ata_qc_free(struct ata_queued_cmd *qc);
63extern void ata_qc_issue(struct ata_queued_cmd *qc); 76extern void ata_qc_issue(struct ata_queued_cmd *qc);
64extern void __ata_qc_complete(struct ata_queued_cmd *qc); 77extern void __ata_qc_complete(struct ata_queued_cmd *qc);
@@ -120,4 +133,7 @@ extern void ata_scsi_error(struct Scsi_Host *host);
120extern void ata_port_wait_eh(struct ata_port *ap); 133extern void ata_port_wait_eh(struct ata_port *ap);
121extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc); 134extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc);
122 135
136/* libata-sff.c */
137extern u8 ata_irq_on(struct ata_port *ap);
138
123#endif /* __LIBATA_H__ */ 139#endif /* __LIBATA_H__ */