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PWM_REQUEST_FROM_CHI(9) Pulse-Width Modulation (PWM) PWM_REQUEST_FROM_CHI(9)

NAME

pwm_request_from_chip - request a PWM device relative to a PWM chip

SYNOPSIS

struct pwm_device * pwm_request_from_chip(struct pwm_chip * chip, unsigned int index, const char * label);

ARGUMENTS

chip
PWM chip
index
per-chip index of the PWM to request
label
a literal description string of this PWM

RETURN

A pointer to the PWM device at the given index of the given PWM chip. A negative error code is returned if the index is not valid for the specified PWM chip or if the PWM device cannot be requested.

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.