serial: pl011: Allocate TX DMA buffer from DMA capable memory
authorAndrew Jackson <Andrew.Jackson@arm.com>
Fri, 7 Nov 2014 14:14:35 +0000 (14:14 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 7 Nov 2014 16:35:55 +0000 (08:35 -0800)
commit4c0be45b18a3bd5c215589c4b320648e35024f6e
treecfd8fe7e4df7a899f79c0b135ed7f5a9b8241240
parent144c29ed5fa361b890523358d791e6481d55e5a6
serial: pl011: Allocate TX DMA buffer from DMA capable memory

Allocating with __GFP_DMA avoids the need for bounce buffers

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