ATA_CHECK_ATAPI_DMA
Section: (9)
Updated: 09 October 2005
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NAME
ata_check_atapi_dma - Check whether ATAPI DMA can be supported
SYNOPSIS
"SYNOPSIS"
int ata_check_atapi_dma (struct ata_queued_cmd * qc);
ARGUMENTS
- qc
-
Metadata associated with taskfile to check
DESCRIPTION
Allow low-level driver to filter ATA PACKET commands, returning
a status indicating whether or not it is OK to use DMA for the
supplied PACKET command.
LOCKING
spin_lock_irqsave(host_set lock)
RETURNS
0 when ATAPI DMA can be used
nonzero otherwise
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
- LOCKING
-
- RETURNS
-
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Time: 00:01:56 GMT, October 09, 2005