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(parent: 4c0be45) | patch
serial: pl011: Avoid assumptions about buffer size when refilling TX DMA
authorAndrew Jackson <Andrew.Jackson@arm.com>
Fri, 7 Nov 2014 14:14:39 +0000 (14:14 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 7 Nov 2014 16:35:55 +0000 (08:35 -0800)
commite2a545a6aee935e44db08797f7155be38f3c18f9
treeac6c5ec14ec191afcd2bbb5fea391c8c4976aee3tree | snapshot
parent4c0be45b18a3bd5c215589c4b320648e35024f6ecommit | diff
serial: pl011: Avoid assumptions about buffer size when refilling TX DMA

The existing code assumed that PL011_DMA_BUFFER_SIZE == UART_XMIT_SIZE,
which may not always be the case.  This allows for these two being
different sizes and not copying too much data.

Signed-off-by: Andrew Jackson <Andrew.Jackson@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/amba-pl011.c diff | blob | history
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