[PATCH] libata: export ata_hsm_move()

ata_hsm_move() will be used by LLDDs which depend on standard PIO HSM
but implement their own interrupt handlers.

Signed-off-by: Tejun Heo <htejun@gmail.com>

2 files changed, 5 insertions, 3 deletions

diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 2531a701d6e9..c965eea3b3d4 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -4140,9 +4140,8 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq)
  *      RETURNS:
  *      1 when poll next status needed, 0 otherwise.
  */
-
-static int ata_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
-                         u8 status, int in_wq)
+int ata_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
+                 u8 status, int in_wq)
 {
         unsigned long flags = 0;
         int poll_next;
@@ -5885,6 +5884,7 @@ EXPORT_SYMBOL_GPL(ata_device_add);
 EXPORT_SYMBOL_GPL(ata_host_set_remove);
 EXPORT_SYMBOL_GPL(ata_sg_init);
 EXPORT_SYMBOL_GPL(ata_sg_init_one);
+EXPORT_SYMBOL_GPL(ata_hsm_move);
 EXPORT_SYMBOL_GPL(ata_qc_complete);
 EXPORT_SYMBOL_GPL(ata_qc_complete_multiple);
 EXPORT_SYMBOL_GPL(ata_qc_issue_prot);
diff --git a/include/linux/libata.h b/include/linux/libata.h
index fe5f53943c44..a1ceb5b67b97 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -723,6 +723,8 @@ extern void ata_bmdma_drive_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
                                ata_postreset_fn_t postreset);
 extern void ata_bmdma_error_handler(struct ata_port *ap);
 extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
+extern int ata_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
+                        u8 status, int in_wq);
 extern void ata_qc_complete(struct ata_queued_cmd *qc);
 extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active,
                                     void (*finish_qc)(struct ata_queued_cmd *));