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ATA_TF_READ_BLOCK(9) libata Core Internals ATA_TF_READ_BLOCK(9)

NAME

ata_tf_read_block - Read block address from ATA taskfile

SYNOPSIS

u64 ata_tf_read_block(const struct ata_taskfile * tf, struct ata_device * dev);

ARGUMENTS

tf
ATA taskfile of interest

dev

ATA device tf belongs to

DESCRIPTION

LOCKING: None.

Read block address from tf. This function can handle all three address formats - LBA, LBA48 and CHS. tf->protocol and flags select the address format to use.

RETURN

Block address read from tf.

AUTHOR

Jeff Garzik
Author.

COPYRIGHT

April 2019 Kernel Hackers Manual 4.9.