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ATA_XFER_MODE2MASK(9)						  libata Library					     ATA_XFER_MODE2MASK(9)

NAME
       ata_xfer_mode2mask - Find matching xfer_mask for XFER_*

SYNOPSIS
       unsigned long ata_xfer_mode2mask(u8 xfer_mode);

ARGUMENTS
       xfer_mode
	   XFER_* of interest

DESCRIPTION
       Return matching xfer_mask for xfer_mode.

LOCKING
       None.

RETURNS
       Matching xfer_mask, 0 if no match found.

AUTHOR
       Jeff Garzik
	   Author.

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010						     ATA_XFER_MODE2MASK(9)