serial: 8250_dma: Use dmaengine helpers to get the slave channels
authorHeikki Krogerus <heikki.krogerus@linux.intel.com>
Wed, 10 Apr 2013 13:58:26 +0000 (16:58 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 11 Apr 2013 20:19:26 +0000 (13:19 -0700)
commite4fb3b88ebf21e6127ed0e91336752352ba0931e
treedea1621d148121e5e8110efbbf53b4ecf5c4325f
parent75df022b5f8982a375adb04e9e4c0a34a9689ed9
serial: 8250_dma: Use dmaengine helpers to get the slave channels

The helper functions in dmaengine API allow the drivers to
request slave channels without the filter parameters. They
will attempt to extract the needed DMA client information
from DT or ACPI, but if such information is not available
the filter parameters can still be used.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_dma.c