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| author | Brian King <brking@us.ibm.com> | 2006-03-17 17:04:03 -0600 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-03-21 21:03:43 -0500 |
| commit | e46834cd2ddb1e2941806cb8fec60fb6bdd2ec29 (patch) | |
| tree | 770dfbbb56f8c9b7e748e9982875cc4522454ffb | |
| parent | f59b0cf8a3a39b75e580066c6a9aeabd97ec2743 (diff) | |
| download | op-kernel-dev-e46834cd2ddb1e2941806cb8fec60fb6bdd2ec29.zip op-kernel-dev-e46834cd2ddb1e2941806cb8fec60fb6bdd2ec29.tar.gz | |
[PATCH] libata: Add some dummy noop functions
Add some dummy noop functions for use by libata clients
that do not need to do anything. Future SAS patches will
utilize these functions.
Signed-off-by: Brian King <brking@us.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
| -rw-r--r-- | drivers/scsi/libata-core.c | 3 | ||||
| -rw-r--r-- | include/linux/libata.h | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 7a5392c..8c86ae8 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2865,6 +2865,8 @@ void ata_qc_prep(struct ata_queued_cmd *qc) ata_fill_sg(qc); } +void ata_noop_qc_prep(struct ata_queued_cmd *qc) { } + /** * ata_sg_init_one - Associate command with memory buffer * @qc: Command to be associated @@ -5063,6 +5065,7 @@ EXPORT_SYMBOL_GPL(ata_port_stop); EXPORT_SYMBOL_GPL(ata_host_stop); EXPORT_SYMBOL_GPL(ata_interrupt); EXPORT_SYMBOL_GPL(ata_qc_prep); +EXPORT_SYMBOL_GPL(ata_noop_qc_prep); EXPORT_SYMBOL_GPL(ata_bmdma_setup); EXPORT_SYMBOL_GPL(ata_bmdma_start); EXPORT_SYMBOL_GPL(ata_bmdma_irq_clear); diff --git a/include/linux/libata.h b/include/linux/libata.h index 239408e..17e5a71 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -543,6 +543,7 @@ extern void ata_port_stop (struct ata_port *ap); extern void ata_host_stop (struct ata_host_set *host_set); extern irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs); extern void ata_qc_prep(struct ata_queued_cmd *qc); +extern void ata_noop_qc_prep(struct ata_queued_cmd *qc); extern unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc); extern void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen); |
