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(parent: ddedfd8) | patch
serial: omap8250: Drop rx buffer sync
authorPeter Hurley <peter@hurleysoftware.com>
Sun, 10 Apr 2016 05:14:34 +0000 (22:14 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 30 Apr 2016 16:26:55 +0000 (09:26 -0700)
commited183ee689058775b24021272c3a01d356fe8e2e
tree5860a95febd7abfd59668ca55747d6a1c75658f9tree | snapshot
parentddedfd82bc61c8d8d4d0eb754a9bcebb2e84de75commit | diff
serial: omap8250: Drop rx buffer sync

commit 27c310c5c312 ("serial: 8250_dma: no need to sync RX buffer")
notes the RX DMA buffer is allocated from DMA coherent memory, and
thus does not need sync'd for each transaction. The same is true
for OMAP RX DMA.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_omap.c diff | blob | history
Beck SC1x5 Kernel