spi_busnum_to_master

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

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NAME

spi_busnum_to_master - look up master associated with bus_num

SYNOPSIS

struct spi_master * spi_busnum_to_master(u16 bus_num);

ARGUMENTS

bus_num

the master's bus number

CONTEXT

can sleep

DESCRIPTION

This call may be used with devices that are registered after arch init time. It returns a refcounted pointer to the relevant spi_master (which the caller must release), or NULL if there is no such master registered.