1CCW_DEVICE_GET_CIW(9)             The ccw bus            CCW_DEVICE_GET_CIW(9)
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NAME

6       ccw_device_get_ciw - Search for CIW command in extended sense data.
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SYNOPSIS

9       struct ciw * ccw_device_get_ciw(struct ccw_device * cdev, __u32 ct);
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ARGUMENTS

12       cdev
13           ccw device to inspect
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15       ct
16           command type to look for
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DESCRIPTION

19       During SenseID, command information words (CIWs) describing special
20       commands available to the device may have been stored in the extended
21       sense data. This function searches for CIWs of a specified command type
22       in the extended sense data.
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RETURNS

25       NULL if no extended sense data has been stored or if no CIW of the
26       specified command type could be found, else a pointer to the CIW of the
27       specified command type.
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AUTHOR

30       Cornelia Huck <cornelia.huck@de.ibm.com>
31           Author.
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34Kernel Hackers Manual 3.10         June 2019             CCW_DEVICE_GET_CIW(9)
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