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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8B7BBC433DF for ; Fri, 7 Aug 2020 10:55:15 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5876E20866 for ; Fri, 7 Aug 2020 10:55:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="VqghNvZx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5876E20866 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=virtualization-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id E4E44872EA; Fri, 7 Aug 2020 10:55:14 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id phU7f9TEVCBA; Fri, 7 Aug 2020 10:55:14 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id 82505872DC; Fri, 7 Aug 2020 10:55:14 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 6A8A8C0050; Fri, 7 Aug 2020 10:55:14 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id E30F4C004C for ; Fri, 7 Aug 2020 10:55:12 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id D3103872E2 for ; Fri, 7 Aug 2020 10:55:12 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5LGL8NIbQbEp for ; Fri, 7 Aug 2020 10:55:12 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [207.211.31.120]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 2C558872DC for ; Fri, 7 Aug 2020 10:55:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1596797710; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc; bh=dwLIkWycUo2T9/Q0kymfmBAUfQhGmHg/IIypAw8eWxY=; b=VqghNvZxS2h1eIkucRh6l64wAocX2aC+Ltrf3P5BRbJZI4BJLm83wBXmXGGp1nuqF53Y2I uB3OxxWD3X9wP8+ZE7JtZAPFLve5lDbIPS3zVpWZP/mhotN45EggmK6bS8/FboZHFRMjb4 YX4iOdffwIiYYG1/qst+3/FndW4DUuI= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-297-n8usaWB9OYGy695j6f2rgw-1; Fri, 07 Aug 2020 06:55:09 -0400 X-MC-Unique: n8usaWB9OYGy695j6f2rgw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 50D5080BCAB; Fri, 7 Aug 2020 10:55:06 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-195.ams2.redhat.com [10.36.112.195]) by smtp.corp.redhat.com (Postfix) with ESMTP id 621086179D; Fri, 7 Aug 2020 10:55:02 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 9513F9CBC; Fri, 7 Aug 2020 12:55:01 +0200 (CEST) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Subject: [PATCH v2] drm/qxl: don't take vga ports on rev5+ Date: Fri, 7 Aug 2020 12:55:01 +0200 Message-Id: <20200807105501.24599-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Cc: David Airlie , open list , "open list:DRM DRIVER FOR QXL VIRTUAL GPU" , Daniel Vetter , "open list:DRM DRIVER FOR QXL VIRTUAL GPU" , Dave Airlie X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" qemu 5.0 introduces a new qxl hardware revision 5. Unlike revision 4 (and below) the device doesn't switch back into vga compatibility mode when someone touches the vga ports. So we don't have to reserve the vga ports any more to avoid that happening. Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/qxl/qxl_drv.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c index 13872b882775..6e7f16f4cec7 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.c +++ b/drivers/gpu/drm/qxl/qxl_drv.c @@ -96,7 +96,7 @@ qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (ret) goto disable_pci; - if (is_vga(pdev)) { + if (is_vga(pdev) && pdev->revision < 5) { ret = vga_get_interruptible(pdev, VGA_RSRC_LEGACY_IO); if (ret) { DRM_ERROR("can't get legacy vga ioports\n"); @@ -127,7 +127,7 @@ qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) unload: qxl_device_fini(qdev); put_vga: - if (is_vga(pdev)) + if (is_vga(pdev) && pdev->revision < 5) vga_put(pdev, VGA_RSRC_LEGACY_IO); disable_pci: pci_disable_device(pdev); @@ -155,7 +155,7 @@ qxl_pci_remove(struct pci_dev *pdev) drm_dev_unregister(dev); drm_atomic_helper_shutdown(dev); - if (is_vga(pdev)) + if (is_vga(pdev) && pdev->revision < 5) vga_put(pdev, VGA_RSRC_LEGACY_IO); } -- 2.18.4 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization