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SuSE 11.3 - man page for ata_exec_internal (suse section 9)

ATA_EXEC_INTERNAL(9)				libata Core Internals				 ATA_EXEC_INTERNAL(9)

NAME
ata_exec_internal - execute libata internal command
SYNOPSIS
unsigned ata_exec_internal(struct ata_device * dev, struct ata_taskfile * tf, const u8 * cdb, int dma_dir, void * buf, unsigned int buflen, unsigned long timeout);
ARGUMENTS
dev Device to which the command is sent tf Taskfile registers for the command and the result cdb CDB for packet command dma_dir Data tranfer direction of the command buf Data buffer of the command buflen Length of data buffer timeout Timeout in msecs (0 for default)
DESCRIPTION
Wrapper around ata_exec_internal_sg which takes simple buffer instead of sg list.
LOCKING
None. Should be called with kernel context, might sleep.
RETURNS
Zero on success, AC_ERR_* mask on failure
AUTHOR
Jeff Garzik Author.
COPYRIGHT
Kernel Hackers Manual 2.6. July 2010 ATA_EXEC_INTERNAL(9)


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