Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751964Ab0HYGFw (ORCPT ); Wed, 25 Aug 2010 02:05:52 -0400 Received: from mail-iw0-f174.google.com ([209.85.214.174]:38920 "EHLO mail-iw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751854Ab0HYGFu (ORCPT ); Wed, 25 Aug 2010 02:05:50 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=NViqQfleCTcHYTXfY745mSgFRtBEcA4bwm9ByOAQJx4nfUIOM4yp+8y8UZ3O4FYvra UjbDqsyQR6SFswE4K+uSq7XzUGS72VIgoQYa8cIRlnlUpeS3qIVlpu35m3HpsNJFuepu 1qgaIG6JLUeI/vs6oNuK72VaMzSs2p4CmK5Sw= MIME-Version: 1.0 In-Reply-To: <496565EC904933469F292DDA3F1663E602F0FA3AED@dlee06.ent.ti.com> References: <1277943660-4112-1-git-send-email-x0095840@ti.com> <1277943660-4112-2-git-send-email-x0095840@ti.com> <1277943660-4112-3-git-send-email-x0095840@ti.com> <1277943660-4112-4-git-send-email-x0095840@ti.com> <1277943660-4112-5-git-send-email-x0095840@ti.com> <1277943660-4112-6-git-send-email-x0095840@ti.com> <1277943660-4112-7-git-send-email-x0095840@ti.com> <1277943660-4112-8-git-send-email-x0095840@ti.com> <1277943660-4112-9-git-send-email-x0095840@ti.com> <8F7AF80515AF0D4D93307E594F3CB40E4CAD34D5@dlee03.ent.ti.com> <496565EC904933469F292DDA3F1663E602CBDD3ADE@dlee06.ent.ti.com> <8F7AF80515AF0D4D93307E594F3CB40E4CAD39F6@dlee03.ent.ti.com> <496565EC904933469F292DDA3F1663E602CBDD3BB2@dlee06.ent.ti.com> <496565EC904933469F292DDA3F1663E602F0FA3883@dlee06.ent.ti.com> <496565EC904933469F292DDA3F1663E602F0FA397F@dlee06.ent.ti.com> <496565EC904933469F292DDA3F1663E602F0FA3995@dlee06.ent.ti.com> <496565EC904933469F292DDA3F1663E602F0FA39BA@dlee06.ent.ti.com> <496565EC904933469F292DDA3F1663E602F0FA3AED@dlee06.ent.ti.com> Date: Wed, 25 Aug 2010 09:05:49 +0300 Message-ID: Subject: Re: [PATCH 8/9] dspbridge: add map support for big buffers From: Felipe Contreras To: "Guzman Lugo, Fernando" Cc: "Kanigeri, Hari" , "linux-omap@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "ohad@wizery.com" , "hiroshi.doyu@nokia.com" , "ameya.palande@nokia.com" , "felipe.contreras@nokia.com" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 897 Lines: 20 On Wed, Aug 25, 2010 at 12:55 AM, Guzman Lugo, Fernando 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@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/