From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Frysinger Date: Wed, 14 Mar 2012 01:41:22 -0400 Subject: [U-Boot] [PATCH V3] net: fec_mxc: allow use with cache enabled In-Reply-To: <4F6028C6.9040804@boundarydevices.com> References: <201203140243.42130.marex@denx.de> <4F6028C6.9040804@boundarydevices.com> Message-ID: <201203140141.23737.vapier@gentoo.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wednesday 14 March 2012 01:12:38 Eric Nelson wrote: > Most of the PPC devices seem to have values of 16 or 32 > for ARCH_DMA_MINALIGN, but PPC64BRIDGE and E500MC would > have a problem if their drivers don't implement a bounce > buffer because PKTALIGN < ARCH_DMA_MINALIGN. > > (see arch/powerpc/include/asm/cache.h) > > This condition is properly tested for in fec_mxc.c. so fix this in common code instead of hacking around it in individual drivers. seems to me that PKTALIGN should be defined to ARCH_DMA_MINALIGN and ultimately removed. -mike -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 836 bytes Desc: This is a digitally signed message part. URL: