Introduce ata_udelay() that uses tsleep instead of DELAY if possible.

In places where we have long delays that doesn't depend on too accurate
timing, use ata_udelay() instead of DELAY() so we dont uselessly spin
the CPU if not nessesary;

1 files changed, 1 insertions, 0 deletions

diff --git a/sys/dev/ata/ata-all.h b/sys/dev/ata/ata-all.h
index 6d85989..7de6d7f 100644
--- a/sys/dev/ata/ata-all.h
+++ b/sys/dev/ata/ata-all.h
@@ -390,6 +390,7 @@ int ata_attach(device_t dev);
 int ata_detach(device_t dev);
 int ata_suspend(device_t dev);
 int ata_resume(device_t dev);
+void ata_udelay(int interval);
 int ata_printf(struct ata_channel *ch, int device, const char *fmt, ...) __printflike(3, 4);
 int ata_prtdev(struct ata_device *atadev, const char *fmt, ...) __printflike(2, 3);
 void ata_set_name(struct ata_device *atadev, char *name, int lun);