Commit cab758ef authored Jun 16, 2011 by Clive Stubbings Committed by David S. Miller Jun 17, 2011

fs_enet: fix freescale FCC ethernet dp buffer alignment



The RIPTR and TIPTR  (receive/transmit internal temporary data pointer),
used by microcode as a temporary buffer for data, must be 32-byte aligned
according to the RM for MPC8247.

Tested on mgcoge.

Signed-off-by: Clive Stubbings <clive.stubbings@xentech.co.uk>
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
cc: Pantelis Antoniou <pantelis.antoniou@gmail.com>
cc: Vitaly Bordug <vbordug@ru.mvista.com>
cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@conan.davemloft.net>

parent 82362ccb

drivers/net/fs_enet/mac-fcc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -105,7 +105,7 @@ static int do_pd_setup(struct fs_enet_private *fep)
		goto out_ep;

		fep->fcc.mem = (void __iomem *)cpm2_immr;
		fpi->dpram_offset = cpm_dpalloc(128, 8);
		fpi->dpram_offset = cpm_dpalloc(128, 32);
		if (IS_ERR_VALUE(fpi->dpram_offset)) {
		ret = fpi->dpram_offset;
		goto out_fcccp;