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

6       ata_exec_internal - execute libata internal command
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SYNOPSIS

9       unsigned ata_exec_internal(struct ata_device * dev,
10                                  struct ata_taskfile * tf, const u8 * cdb,
11                                  int dma_dir, void * buf,
12                                  unsigned int buflen, unsigned long timeout);
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ARGUMENTS

15       dev
16           Device to which the command is sent
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18       tf
19           Taskfile registers for the command and the result
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21       cdb
22           CDB for packet command
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24       dma_dir
25           Data tranfer direction of the command
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27       buf
28           Data buffer of the command
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30       buflen
31           Length of data buffer
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33       timeout
34           Timeout in msecs (0 for default)
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DESCRIPTION

37       Wrapper around ata_exec_internal_sg which takes simple buffer instead
38       of sg list.
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LOCKING

41       None. Should be called with kernel context, might sleep.
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RETURNS

44       Zero on success, AC_ERR_* mask on failure
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AUTHOR

47       Jeff Garzik
48           Author.
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51Kernel Hackers Manual 3.10         June 2019              ATA_EXEC_INTERNAL(9)
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