From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 03C19C7EE2E for ; Wed, 7 Jun 2023 08:47:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DF1C410E470; Wed, 7 Jun 2023 08:47:54 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5B06710E470 for ; Wed, 7 Jun 2023 08:47:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1686127671; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=zDz69+oFYWXX1BmnVAcHgBw7nzJBGz38VxVt62J1FoQ=; b=RuEld8eDXoU2w3kOBIdcX5OySp2s3PWlgYi9CReAGTXYH9VwxCmZ79DBzRdD9o6td1aMqh 71kaTIR2B7c5qoWcByAJVhgC3xA8KktytlcafXb3TC+Mvm9x7LOdq/SieKu6ysTvaoAPLS jm6nePnjpDlBM1ddR6ej/wB2UQB0Slg= Received: from mail-wr1-f71.google.com (mail-wr1-f71.google.com [209.85.221.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-617-qGiWjGiNO_G9wHqyP8ZBzQ-1; Wed, 07 Jun 2023 04:47:49 -0400 X-MC-Unique: qGiWjGiNO_G9wHqyP8ZBzQ-1 Received: by mail-wr1-f71.google.com with SMTP id ffacd0b85a97d-30932d15a30so3863828f8f.1 for ; Wed, 07 Jun 2023 01:47:49 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686127668; x=1688719668; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=zDz69+oFYWXX1BmnVAcHgBw7nzJBGz38VxVt62J1FoQ=; b=ZEjxZfQ1ovwW/KF0EQ0w7leu5tCDlm/vH7yw1i0Op7y06sxenbft+Yuhafdgn2xgfB j7e85s8NNQ7hH5NUuftnYGdcIUj99gGVCXBV6dZNJmohX/cWoEQVtTCSGy+lpHjvhR0Y OFdymYECHY3cAGvzlq5/v11di2hH1mhYnGGkMCVus9bSoVEbe1n3LJPw1+93TmeqVObe VliZ3VoWB3wdLU9CzEIGYMPHWh6YNQds8wRZeGgSI7uVO3S17LyRl9ll89qg8aHvros3 bp0XV7V00E+cpW8F8fB8BuZ2xaFrnCtQfgeRRX5ywpyfRU+ennzqusNZKdJ+vWyOA5Ui hIUQ== X-Gm-Message-State: AC+VfDw8VZfQc3rMZ8INp8V1/omPDi2eVSyRVVQLBCWKF/o9u1HG+dho 1m0qcHkYkqt7xpSJHqIt79620Hn3oExUfso/ZHc4QcaxI5IgUJPv/mciJf+ZpZq8ouk14cKi2F8 DQEb0Lcm79Pp2GQKQgMGLlcvFV5Wh X-Received: by 2002:a5d:45c6:0:b0:30a:e495:2544 with SMTP id b6-20020a5d45c6000000b0030ae4952544mr3492883wrs.23.1686127668651; Wed, 07 Jun 2023 01:47:48 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4HyIAuVGnzEFE0Y0RegoBmQPKta0aQoYnV+QnWWgwUwsjGZISbQLbaBPCUULIqP84aItfwIg== X-Received: by 2002:a5d:45c6:0:b0:30a:e495:2544 with SMTP id b6-20020a5d45c6000000b0030ae4952544mr3492862wrs.23.1686127668360; Wed, 07 Jun 2023 01:47:48 -0700 (PDT) Received: from localhost (205.pool92-176-231.dynamic.orange.es. [92.176.231.205]) by smtp.gmail.com with ESMTPSA id n1-20020a5d6601000000b0030e5b1fffc3sm1029071wru.9.2023.06.07.01.47.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jun 2023 01:47:48 -0700 (PDT) From: Javier Martinez Canillas To: Thomas Zimmermann , daniel@ffwll.ch, sam@ravnborg.org, deller@gmx.de, geert+renesas@glider.be, lee@kernel.org, daniel.thompson@linaro.org, jingoohan1@gmail.com Subject: Re: [PATCH 09/30] fbdev/ep93xx-fb: Alloc DMA memory from hardware device In-Reply-To: <20230605144812.15241-10-tzimmermann@suse.de> References: <20230605144812.15241-1-tzimmermann@suse.de> <20230605144812.15241-10-tzimmermann@suse.de> Date: Wed, 07 Jun 2023 10:47:47 +0200 Message-ID: <87o7lrfyks.fsf@minerva.mail-host-address-is-not-set> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-fbdev@vger.kernel.org, linux-sh@vger.kernel.org, linux-staging@lists.linux.dev, dri-devel@lists.freedesktop.org, Thomas Zimmermann , linux-omap@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Thomas Zimmermann writes: > Pass the hardware device to the DMA helpers dma_alloc_wc(), dma_mmap_wc() > and dma_free_coherent(). The fbdev device that is currently being used is > a software device and does not provide DMA memory. > > Signed-off-by: Thomas Zimmermann > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat