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Date: Wed, 25 Aug 2010 09:05:49 +0300 From: Felipe Contreras <felipe.contreras@...il.com> To: "Guzman Lugo, Fernando" <fernando.lugo@...com> Cc: "Kanigeri, Hari" <h-kanigeri2@...com>, "linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "ohad@...ery.com" <ohad@...ery.com>, "hiroshi.doyu@...ia.com" <hiroshi.doyu@...ia.com>, "ameya.palande@...ia.com" <ameya.palande@...ia.com>, "felipe.contreras@...ia.com" <felipe.contreras@...ia.com> Subject: Re: [PATCH 8/9] dspbridge: add map support for big buffers On Wed, Aug 25, 2010 at 12:55 AM, Guzman Lugo, Fernando <fernando.lugo@...com> wrote: >> However, from what I can see iovmm can be used instead of dmm >> even if the switch to iommu is not yet there. > > Iovmm have a list of memory used (reserved, that is what dmm module > does) and also maps the buffer, So we can not use iovmm without removing > The mapping which is done inside dspbridge because it will conflic with > The mapping doing inside iovmm module. So that means for using iovmm, the > Mapping in dspbridge had to be removed in order to work properly. Or the whole iovmm.c can be copied and just remove the mapping. -- Felipe Contreras -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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