| SPI_BUSNUM_TO_MASTER(9) | Serial Peripheral Interface (S | SPI_BUSNUM_TO_MASTER(9) |
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.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |