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authorLinus Torvalds <torvalds@g5.osdl.org>2005-11-15 12:45:33 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-15 12:45:33 -0800
commit7ae8c5ec122e4e909193dbbdb2ad2de349e307c9 (patch)
tree42ef1a96f9286f8ddab8edd6d037506a9cbe889f /include
parente1f1def6ef3f0c71d0df302c3759f6937adaf9ae (diff)
parent9f68a24853dd37d18f2cfa979cf4e131f5a10e8f (diff)
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Merge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
Diffstat (limited to 'include')
-rw-r--r--include/linux/libata.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h
index ad5996183ec..f2dbb684ce9 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -59,6 +59,8 @@
#define VPRINTK(fmt, args...)
#endif /* ATA_DEBUG */
+#define BPRINTK(fmt, args...) if (ap->flags & ATA_FLAG_DEBUGMSG) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args)
+
#ifdef ATA_NDEBUG
#define assert(expr)
#else
@@ -119,6 +121,7 @@ enum {
ATA_FLAG_PIO_DMA = (1 << 8), /* PIO cmds via DMA */
ATA_FLAG_NOINTR = (1 << 9), /* FIXME: Remove this once
* proper HSM is in place. */
+ ATA_FLAG_DEBUGMSG = (1 << 10),
ATA_QCFLAG_ACTIVE = (1 << 1), /* cmd not yet ack'd to scsi lyer */
ATA_QCFLAG_SG = (1 << 3), /* have s/g table? */
@@ -659,6 +662,17 @@ static inline void ata_tf_init(struct ata_port *ap, struct ata_taskfile *tf, uns
tf->device = ATA_DEVICE_OBS | ATA_DEV1;
}
+static inline void ata_qc_reinit(struct ata_queued_cmd *qc)
+{
+ qc->__sg = NULL;
+ qc->flags = 0;
+ qc->cursect = qc->cursg = qc->cursg_ofs = 0;
+ qc->nsect = 0;
+ qc->nbytes = qc->curbytes = 0;
+
+ ata_tf_init(qc->ap, &qc->tf, qc->dev->devno);
+}
+
/**
* ata_irq_on - Enable interrupts on a port.