On Fri, Mar 02, 2012 at 07:20:09PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote: > We need to have a non cached buffer. > Need when MMU enabled. > > Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx> > --- > drivers/net/macb.c | 19 ++++++++++++++++--- > 1 files changed, 16 insertions(+), 3 deletions(-) > > diff --git a/drivers/net/macb.c b/drivers/net/macb.c > index d79da72..9b54afa 100644 > --- a/drivers/net/macb.c > +++ b/drivers/net/macb.c > @@ -50,6 +50,7 @@ > #include <mach/board.h> > #include <linux/clk.h> > #include <linux/err.h> > +#include <asm/mmu.h> > > #include "macb.h" > > @@ -391,6 +392,16 @@ static int macb_set_ethaddr(struct eth_device *edev, unsigned char *adr) > return 0; > } > > +static void *macb_alloc_packet(struct eth_device* edev) > +{ > + return dma_alloc_coherent(PKTSIZE); > +} > + > +static void macb_free_packet(struct eth_device* edev, void *packet) > +{ > + dma_free_coherent(packet, PKTSIZE); > +} Why don't you use dma_flush_range/dma_clean_range like we do in other drivers? Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox