1ATA_DOWN_XFERMASK_LI(9)      libata Core Internals     ATA_DOWN_XFERMASK_LI(9)
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NAME

6       ata_down_xfermask_limit - adjust dev xfer masks downward
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SYNOPSIS

9       int ata_down_xfermask_limit(struct ata_device * dev, unsigned int sel);
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ARGUMENTS

12       dev
13           Device to adjust xfer masks
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15       sel
16           ATA_DNXFER_* selector
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DESCRIPTION

19       Adjust xfer masks of dev downward. Note that this function does not
20       apply the change. Invoking ata_set_mode afterwards will apply the
21       limit.
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LOCKING

24       Inherited from caller.
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RETURNS

27       0 on success, negative errno on failure
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AUTHOR

30       Jeff Garzik
31           Author.
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34Kernel Hackers Manual 2.6.         June 2019           ATA_DOWN_XFERMASK_LI(9)
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