KFIFO_DMA_OUT_FINISH
Section: FIFO Buffer (9)
Updated: February 2011
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NAME
kfifo_dma_out_finish - finish a DMA OUT operation
SYNOPSIS
-
kfifo_dma_out_finish(fifo, len);
ARGUMENTS
fifo
-
- address of the fifo to be used
len
-
number of bytes transferd
DESCRIPTION
This macro finish a DMA OUT operation. The out counter will be updated by the len parameter. No error checking will be done.
Note that with only one concurrent reader and one concurrent writer, you don't need extra locking to use these macros.
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