ATA_XFER_MODE2SHIFT(9) libata Library ATA_XFER_MODE2SHIFT(9)NAMEata_xfer_mode2shift - Find matching xfer_shift for XFER_*
SYNOPSIS
int ata_xfer_mode2shift(unsigned long xfer_mode);
ARGUMENTS
xfer_mode
XFER_* of interest
DESCRIPTION
Return matching xfer_shift for xfer_mode.
LOCKING
None.
RETURNS
Matching xfer_shift, -1 if no match found.
AUTHOR
Jeff Garzik
Author.
COPYRIGHTKernel Hackers Manual 3.8. June 2014 ATA_XFER_MODE2SHIFT(9)