From patchwork Tue Jul 4 15:50:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 699181 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 20C3BC04FE1 for ; Tue, 4 Jul 2023 16:01:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230004AbjGDQBm (ORCPT ); Tue, 4 Jul 2023 12:01:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56280 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231331AbjGDQBj (ORCPT ); Tue, 4 Jul 2023 12:01:39 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7485810DD; Tue, 4 Jul 2023 09:01:37 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 298B1228AF; Tue, 4 Jul 2023 16:01:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1688486496; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ckVHReRisnJ+7Edbypsv59JntS0oPCQ/YOl8IC0RY5c=; b=Zvd75MJg3ZOlTYJfyXF5ZQGxEem9yjDFvwsCwJLlON8YJ8DJunXBRFKBBE2o25+1aze2Jk qTCXkTTvnLM1Al2EhjRs21lFJPyyOe6dd02sCx3NNheEUmxKCU3p1kh9FvVc46XwlsNRL1 aLjzBYPHgatbx8pFZmApKmeamwUTXgk= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1688486496; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ckVHReRisnJ+7Edbypsv59JntS0oPCQ/YOl8IC0RY5c=; b=iYDpY+hkmVGlNQL7l7FBkO623kFGawvtm4TS3af1tg2wzU6LX9RhWnhdyCyneq65Hz2Im9 9pwt/equs88KBbCA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id E318F133F7; Tue, 4 Jul 2023 16:01:35 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id SH+ENl9CpGTzLwAAMHmgww (envelope-from ); Tue, 04 Jul 2023 16:01:35 +0000 From: Thomas Zimmermann To: javierm@redhat.com, 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: [PATCH 04/10] drm/tegra: Set fbdev flags Date: Tue, 4 Jul 2023 17:50:01 +0200 Message-ID: <20230704160133.20261-5-tzimmermann@suse.de> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230704160133.20261-1-tzimmermann@suse.de> References: <20230704160133.20261-1-tzimmermann@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Set fbdev default flags FBNFO_DEFAULT and mark the framebuffer with FBINFO_VIRTFB. The framebuffer range is in DMA-able memory and should be accessed with the CPU's regular memory ops. Signed-off-by: Thomas Zimmermann Cc: Thierry Reding Cc: Mikko Perttunen Reviewed-by: Javier Martinez Canillas --- drivers/gpu/drm/tegra/fbdev.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/tegra/fbdev.c b/drivers/gpu/drm/tegra/fbdev.c index 82577b7c88da..8074430c52f1 100644 --- a/drivers/gpu/drm/tegra/fbdev.c +++ b/drivers/gpu/drm/tegra/fbdev.c @@ -103,6 +103,8 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper, return PTR_ERR(info); } + info->flags = FBINFO_DEFAULT; + fb = tegra_fb_alloc(drm, &cmd, &bo, 1); if (IS_ERR(fb)) { err = PTR_ERR(fb); @@ -132,6 +134,7 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper, } } + info->flags |= FBINFO_VIRTFB; info->screen_base = (void __iomem *)bo->vaddr + offset; info->screen_size = size; info->fix.smem_start = (unsigned long)(bo->iova + offset);