1. NAME

ata_down_xfermask_limit - adjust dev xfer masks downward

2. SYNOPSIS

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

3. ARGUMENTS

dev
    Device to adjust xfer masks

sel
    ATA_DNXFER_* selector

4. DESCRIPTION

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

5. LOCKING

Inherited from caller.

6. RETURNS

0 on success, negative errno on failure

7. AUTHOR

Jeff Garzik
    Author.

8. COPYRIGHT