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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 6DFDDC433E1 for ; Mon, 29 Jun 2020 20:31:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4880B2067D for ; Mon, 29 Jun 2020 20:31:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593462660; bh=+RTLm4nwuLUV6n4xQyBpCOQVWTHC9HipVho00fhacZQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=oqZ//58432RH8zN2He9jJy0XDNzyuKvBpUsC5uV74s6LiG5myym6haLdVgRZFmJMz Y6BtjDt4EF3sF2GVX4aeTlwlrqMdwjcgocgjmO/qwDd+AO1LI+tgMvLF4QwAQ0FKwh uJGddFVX/D/TOZJ+JbMsitO6m5lxDftmk93XTpco= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733166AbgF2Ua7 (ORCPT ); Mon, 29 Jun 2020 16:30:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:37028 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732444AbgF2TZT (ORCPT ); Mon, 29 Jun 2020 15:25:19 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C721A253DD; Mon, 29 Jun 2020 15:41:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593445315; bh=+RTLm4nwuLUV6n4xQyBpCOQVWTHC9HipVho00fhacZQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0x6ISDVMOQx6EzHHCGLTS7xx9HIMfMnf16veMVKTJjldIyKgaDxArgTGHk5psNbd6 MZGroJuz5VIUJZWUdTPIbmekKVOCGbnQ+dehxZnW8h4z9a8jL3xpI4GjCq/LZ0ar48 rDq+19xkY1ifZxWrb9wGDHhZp18xsrX7YBxeQwwY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Huacai Chen , Gerd Hoffmann , Greg Kroah-Hartman Subject: [PATCH 4.9 083/191] drm/qxl: Use correct notify port address when creating cursor ring Date: Mon, 29 Jun 2020 11:38:19 -0400 Message-Id: <20200629154007.2495120-84-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200629154007.2495120-1-sashal@kernel.org> References: <20200629154007.2495120-1-sashal@kernel.org> MIME-Version: 1.0 X-KernelTest-Patch: http://kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.229-rc1.gz X-KernelTest-Tree: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git X-KernelTest-Branch: linux-4.9.y X-KernelTest-Patches: git://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git X-KernelTest-Version: 4.9.229-rc1 X-KernelTest-Deadline: 2020-07-01T15:39+00:00 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Huacai Chen commit 80e5f89da3ab949fbbf1cae01dfaea29f5483a75 upstream. The command ring and cursor ring use different notify port addresses definition: QXL_IO_NOTIFY_CMD and QXL_IO_NOTIFY_CURSOR. However, in qxl_device_init() we use QXL_IO_NOTIFY_CMD to create both command ring and cursor ring. This doesn't cause any problems now, because QEMU's behaviors on QXL_IO_NOTIFY_CMD and QXL_IO_NOTIFY_CURSOR are the same. However, QEMU's behavior may be change in future, so let's fix it. P.S.: In the X.org QXL driver, the notify port address of cursor ring is correct. Signed-off-by: Huacai Chen Cc: Link: http://patchwork.freedesktop.org/patch/msgid/1585635488-17507-1-git-send-email-chenhc@lemote.com Signed-off-by: Gerd Hoffmann Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/qxl/qxl_kms.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index e642242728c0b..a886652ed895b 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -199,7 +199,7 @@ static int qxl_device_init(struct qxl_device *qdev, &(qdev->ram_header->cursor_ring_hdr), sizeof(struct qxl_command), QXL_CURSOR_RING_SIZE, - qdev->io_base + QXL_IO_NOTIFY_CMD, + qdev->io_base + QXL_IO_NOTIFY_CURSOR, false, &qdev->cursor_event); -- 2.25.1