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

6       ata_qc_issue - issue taskfile to device
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SYNOPSIS

9       void ata_qc_issue(struct ata_queued_cmd * qc);
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ARGUMENTS

12       qc
13           command to issue to device
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DESCRIPTION

16       Prepare an ATA command to submission to device. This includes mapping
17       the data into a DMA-able area, filling in the S/G table, and finally
18       writing the taskfile to hardware, starting the command.
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LOCKING

21       spin_lock_irqsave(host lock)
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AUTHOR

24       Jeff Garzik
25           Author.
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28Kernel Hackers Manual 3.10         June 2019                   ATA_QC_ISSUE(9)
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