* [PATCH] libata atapi work #2.3
@ 2004-05-16 22:56 Jeff Garzik
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From: Jeff Garzik @ 2004-05-16 22:56 UTC (permalink / raw)
To: linux-ide
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# ChangeSet
# 2004/05/16 18:48:08-04:00 jgarzik@redhat.com
# [libata] remove redundant use of ATA_QCFLAG_SG in ATAPI packet translation
#
# ata_scsi_translate() sets this flag for all ATA->SCSI translated
# commands, so it need not be done in atapi_xlat(). The now-removed
# use in atapi_xlat() was also inconsistent WRT PIO versus DMA.
#
diff -Nru a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
--- a/drivers/scsi/libata-scsi.c Sun May 16 18:55:09 2004
+++ b/drivers/scsi/libata-scsi.c Sun May 16 18:55:09 2004
@@ -924,7 +924,6 @@
/* DMA data xfer - interrupt-driven */
} else {
- qc->flags |= ATA_QCFLAG_SG; /* data is present; dma-map it */
qc->tf.protocol = ATA_PROT_ATAPI_DMA;
qc->tf.feature |= ATAPI_PKT_DMA;
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2004-05-16 22:56 [PATCH] libata atapi work #2.3 Jeff Garzik
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