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ATA_XFER_MASK2MODE(9) libata Library ATA_XFER_MASK2MODE(9)

NAME

ata_xfer_mask2mode - Find matching XFER_* for the given xfer_mask

SYNOPSIS

u8 ata_xfer_mask2mode(unsigned long xfer_mask);

ARGUMENTS

xfer_mask
xfer_mask of interest

DESCRIPTION

Return matching XFER_* value for xfer_mask. Only the highest bit of xfer_mask is considered.

LOCKING

None.

RETURNS

Matching XFER_* value, 0xff if no match found.

AUTHOR

Jeff Garzik
Author.

COPYRIGHT

February 2017 Kernel Hackers Manual 3.16