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[92.176.231.205]) by smtp.gmail.com with ESMTPSA id m5-20020adfe945000000b00313f9085119sm4031028wrn.113.2023.07.07.03.12.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jul 2023 03:12:25 -0700 (PDT) From: Javier Martinez Canillas To: Thomas Zimmermann , maarten.lankhorst@linux.intel.com, mripard@kernel.org Subject: Re: [PATCH v3 05/12] drm/tegra: Store pointer to vmap'ed framebuffer in screen_buffer In-Reply-To: <20230707083422.18691-6-tzimmermann@suse.de> References: <20230707083422.18691-1-tzimmermann@suse.de> <20230707083422.18691-6-tzimmermann@suse.de> Date: Fri, 07 Jul 2023 12:12:19 +0200 Message-ID: <87pm54xc70.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-samsung-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, Mikko Perttunen , Thierry Reding , Thomas Zimmermann , linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Thomas Zimmermann writes: > Tegra uses DMA-able memory, which has to be acessed with CPU ops > for system-memory. Store the framebuffer's vmap address in struct > fb_info.screen_buffer. The currently used field 'screen_base' is > for I/O memory. > > Suggested-by: Thierry Reding > Signed-off-by: Thomas Zimmermann > Cc: Thierry Reding > Cc: Mikko Perttunen > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 B077DEB64DA for ; Fri, 7 Jul 2023 10:12:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:References :In-Reply-To:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=BhVumpWxQFlfX2KN6NGxgeD+ergCsYfvk4tC5NOMak4=; b=Gf0/LHhXrTL2L0 duSpSBg4c1tT4PfHhbXGyq5ChjXGNTZsSry1UVPC1WVYNkwlJnlZFhfg+4HtSi1SqvyFHgnnVKQxO JYmuZT6IFsDbP+kTal82K23kkV9qczwhVUztk2oNr028PGu95z0C7vhfI5Jpht4WrSWHZsMfiDuG5 nCxZzmSpAe3QyyMCdcukA4Yp/TtRbaG5wG5csWEHwVmiC5is4mIgDa1GWjq6VyK10TZlBwpc0zS4e 3OGoyqTTjIXCxzD8oeU09RUM2khfZl8h5ZIVn5VT5nHJ9EAet59hs9SUIXbnOfe0x7rvOB46P5QjO AhsYGdKv5lSO3hjoXJBw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qHiRz-004HUk-2C; Fri, 07 Jul 2023 10:12:31 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qHiRx-004HSm-2d for linux-arm-kernel@lists.infradead.org; Fri, 07 Jul 2023 10:12:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1688724748; 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=DlW1R/8hRwezlWgbC+wvZSXHhVUh/eG+VQMZJgN0Tvc=; b=TzYnI9s5JcszrVKky2QMsAwqLDqmVIzYsOQP9Vgvzug/CT+YkMRdTbgqfrB+XK6FUs2xgT fW2V1YOD/FXcRs7wlMK+fziefLnxFdeKHL/wyfDNmgPtfBwSsMAbmDqiQzD/1J22O1WsXQ IIc1f1BwsxGn0rZPNFhW7NtTmhqdbhk= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-25-R7hnB7myPCeJZvkcIp3zQA-1; Fri, 07 Jul 2023 06:12:27 -0400 X-MC-Unique: R7hnB7myPCeJZvkcIp3zQA-1 Received: by mail-wr1-f70.google.com with SMTP id ffacd0b85a97d-31429e93f26so940837f8f.2 for ; Fri, 07 Jul 2023 03:12:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688724746; x=1691316746; 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=DlW1R/8hRwezlWgbC+wvZSXHhVUh/eG+VQMZJgN0Tvc=; b=EPgU2DLNCUYEUbknJC5/JYsatvH+DC3CoQJFbPW/gSyxZrc9c3XdRg969IdMQyrLdl dSsOWVCZkVWdZNytG4YoJc2Am8qTzKkY+UVajUvuMt94J/v+VPT7ZWK+2Kg2VeBCXP5+ vmHF/eHZJ3dBVY6W2EcCaZaFWABdU1s1m6HXfonXAzicp+fVNsdlVqwt/zoKLG0dHMmG OkSjkNmw8cBKyR3wxLKv4ElrXv9MLT+OmIxR+3q/S1m8MeFEcn8RvUZq1IYH0kEkgBfc xlaerUut7A7ESBgEJMSp48QDlONalXHJ6um/IVEepm4j3pElSyACnnJ3IDHjdyo8lnrW MYpw== X-Gm-Message-State: ABy/qLb2lOjCztnnn5PW8FTaB9nnBADqsVH9lVRDqyoQNv3k1Yk0AFVV 1uhfhHfkF0YzW7N/w95iBKOBv04dfyzcB6tnBLkf2rmGk2YFg0BFok5UUREfmnyZQzycE8Me6hl 8KSQyZo1OSCEck7ySZW3AMoKJ+3eLQae/Y9ercgGdbRQ= X-Received: by 2002:adf:e40b:0:b0:313:f02f:be7f with SMTP id g11-20020adfe40b000000b00313f02fbe7fmr3429134wrm.55.1688724746545; Fri, 07 Jul 2023 03:12:26 -0700 (PDT) X-Google-Smtp-Source: APBJJlEl0rRQx8YRJhH9y3kGM2crHvIosSMl2yPsiQFeLRX1mWJpZ5P5lO4jWKSG6bWALHyxhssqPQ== X-Received: by 2002:adf:e40b:0:b0:313:f02f:be7f with SMTP id g11-20020adfe40b000000b00313f02fbe7fmr3429126wrm.55.1688724746175; Fri, 07 Jul 2023 03:12:26 -0700 (PDT) Received: from localhost (205.pool92-176-231.dynamic.orange.es. [92.176.231.205]) by smtp.gmail.com with ESMTPSA id m5-20020adfe945000000b00313f9085119sm4031028wrn.113.2023.07.07.03.12.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jul 2023 03:12:25 -0700 (PDT) From: Javier Martinez Canillas To: Thomas Zimmermann , maarten.lankhorst@linux.intel.com, mripard@kernel.org Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-fbdev@vger.kernel.org, Thomas Zimmermann , Thierry Reding , Mikko Perttunen Subject: Re: [PATCH v3 05/12] drm/tegra: Store pointer to vmap'ed framebuffer in screen_buffer In-Reply-To: <20230707083422.18691-6-tzimmermann@suse.de> References: <20230707083422.18691-1-tzimmermann@suse.de> <20230707083422.18691-6-tzimmermann@suse.de> Date: Fri, 07 Jul 2023 12:12:19 +0200 Message-ID: <87pm54xc70.fsf@minerva.mail-host-address-is-not-set> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230707_031229_953097_61954ECE X-CRM114-Status: UNSURE ( 8.12 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Thomas Zimmermann writes: > Tegra uses DMA-able memory, which has to be acessed with CPU ops > for system-memory. Store the framebuffer's vmap address in struct > fb_info.screen_buffer. The currently used field 'screen_base' is > for I/O memory. > > Suggested-by: Thierry Reding > Signed-off-by: Thomas Zimmermann > Cc: Thierry Reding > Cc: Mikko Perttunen > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 91543C001B0 for ; Fri, 7 Jul 2023 10:14:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232759AbjGGKOf (ORCPT ); Fri, 7 Jul 2023 06:14:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232888AbjGGKOF (ORCPT ); Fri, 7 Jul 2023 06:14:05 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D805F30D6 for ; Fri, 7 Jul 2023 03:12:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1688724748; 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=DlW1R/8hRwezlWgbC+wvZSXHhVUh/eG+VQMZJgN0Tvc=; b=TzYnI9s5JcszrVKky2QMsAwqLDqmVIzYsOQP9Vgvzug/CT+YkMRdTbgqfrB+XK6FUs2xgT fW2V1YOD/FXcRs7wlMK+fziefLnxFdeKHL/wyfDNmgPtfBwSsMAbmDqiQzD/1J22O1WsXQ IIc1f1BwsxGn0rZPNFhW7NtTmhqdbhk= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-221-s8efgQ_SN_eNGbat1jdLEg-1; Fri, 07 Jul 2023 06:12:27 -0400 X-MC-Unique: s8efgQ_SN_eNGbat1jdLEg-1 Received: by mail-wr1-f72.google.com with SMTP id ffacd0b85a97d-3143c941d0bso946327f8f.1 for ; Fri, 07 Jul 2023 03:12:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688724746; x=1691316746; 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=DlW1R/8hRwezlWgbC+wvZSXHhVUh/eG+VQMZJgN0Tvc=; b=RQo7B3zVAGFzTDC7m34U/IM6/yi4O7zuYUSBoRPnP/812P6em2A9CKhjlzkOm2fbNT wCFRnoO0dn6cbU2VjNRJb9QHAh40/lWooB+vY1mq7SpjzQLEXdoVJAjtDRFK8t+qOK/n 5Iu9ji9tO2EeBbJAUwa/ls5s+NVVfcPUFXWz3tXUbGJt9SqTdALd7VbtoPCfozJ72rRj CqnBxtu/tefVK/k46lakhWHh8ac6cxCCpfL4jbPkyBILmWBdlwcfE0toICukQVsInMFG cKywPbkkLAjIAOQcytTTPPAWAsniMqjgUGe82fzaYSJHBurbzPdAyIx9S9MytoAIWR/L kgmQ== X-Gm-Message-State: ABy/qLbIcZfa543yLGndbG1o8yYAL0I0ESgVe6sllXwAKVXJgyAD+zyi m8eDvMb/LGRV5zfJ9ezT5xFB0K29UwISags4lkIpjTaWCmDUwh7NIHxrmms+6oBolWbhltj5mjZ 5qgx5odSZ5+PVzjkcEaqO/vA= X-Received: by 2002:adf:e40b:0:b0:313:f02f:be7f with SMTP id g11-20020adfe40b000000b00313f02fbe7fmr3429140wrm.55.1688724746547; Fri, 07 Jul 2023 03:12:26 -0700 (PDT) X-Google-Smtp-Source: APBJJlEl0rRQx8YRJhH9y3kGM2crHvIosSMl2yPsiQFeLRX1mWJpZ5P5lO4jWKSG6bWALHyxhssqPQ== X-Received: by 2002:adf:e40b:0:b0:313:f02f:be7f with SMTP id g11-20020adfe40b000000b00313f02fbe7fmr3429126wrm.55.1688724746175; Fri, 07 Jul 2023 03:12:26 -0700 (PDT) Received: from localhost (205.pool92-176-231.dynamic.orange.es. [92.176.231.205]) by smtp.gmail.com with ESMTPSA id m5-20020adfe945000000b00313f9085119sm4031028wrn.113.2023.07.07.03.12.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jul 2023 03:12:25 -0700 (PDT) From: Javier Martinez Canillas To: Thomas Zimmermann , maarten.lankhorst@linux.intel.com, mripard@kernel.org Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-fbdev@vger.kernel.org, Thomas Zimmermann , Thierry Reding , Mikko Perttunen Subject: Re: [PATCH v3 05/12] drm/tegra: Store pointer to vmap'ed framebuffer in screen_buffer In-Reply-To: <20230707083422.18691-6-tzimmermann@suse.de> References: <20230707083422.18691-1-tzimmermann@suse.de> <20230707083422.18691-6-tzimmermann@suse.de> Date: Fri, 07 Jul 2023 12:12:19 +0200 Message-ID: <87pm54xc70.fsf@minerva.mail-host-address-is-not-set> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Thomas Zimmermann writes: > Tegra uses DMA-able memory, which has to be acessed with CPU ops > for system-memory. Store the framebuffer's vmap address in struct > fb_info.screen_buffer. The currently used field 'screen_base' is > for I/O memory. > > Suggested-by: Thierry Reding > Signed-off-by: Thomas Zimmermann > Cc: Thierry Reding > Cc: Mikko Perttunen > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat