can: mcp251x: remove custom DMA mapped buffer
authorMarc Kleine-Budde <mkl@pengutronix.de>
Mon, 19 Aug 2019 15:08:29 +0000 (17:08 +0200)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Tue, 20 Aug 2019 11:41:26 +0000 (13:41 +0200)
commitdf58525df395561551440392d92daa6416b4f8f3
tree106f8aef8d4f1fb30bce31f7959e3acfbac2c3cb
parent6a07c2305ab200844f250f4dba47ed60d0640505
can: mcp251x: remove custom DMA mapped buffer

There is no need to duplicate what SPI core already does, i.e. mapping buffers
for DMA capable transfers. This patch removes all related pices of code.

Tested-by: Sean Nyekjaer <sean@geanix.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
drivers/net/can/spi/mcp251x.c