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ATA_BUILD_RW_TF(9) | libata Core Internals | ATA_BUILD_RW_TF(9) |
NAME¶
ata_build_rw_tf - Build ATA taskfile for given read/write requestSYNOPSIS¶
int
ata_build_rw_tf(struct ata_taskfile * tf,
struct ata_device * dev,
u64 block, u32 n_block,
unsigned int tf_flags,
unsigned int tag);
ARGUMENTS¶
tfTarget ATA taskfile
dev
ATA device tf belongs to
block
Block address
n_block
Number of blocks
tf_flags
RW/FUA etc...
tag
tag
DESCRIPTION¶
LOCKING: None. Build ATA taskfile tf for read/write request described by block, n_block, tf_flags and tag on dev.RETURN¶
0 on success, -ERANGE if the request is too large for dev, -EINVAL if the request is invalid.AUTHOR¶
Jeff GarzikAuthor.
COPYRIGHT¶
January 2017 | Kernel Hackers Manual 4.8. |