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=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 4A3B6C3B196 for ; Fri, 14 Feb 2020 11:43:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 157A1217F4 for ; Fri, 14 Feb 2020 11:43:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727805AbgBNLnr (ORCPT ); Fri, 14 Feb 2020 06:43:47 -0500 Received: from mga09.intel.com ([134.134.136.24]:11576 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727754AbgBNLnq (ORCPT ); Fri, 14 Feb 2020 06:43:46 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Feb 2020 03:43:45 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,440,1574150400"; d="scan'208";a="234434014" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga003.jf.intel.com with ESMTP; 14 Feb 2020 03:43:44 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id B6C954AB; Fri, 14 Feb 2020 13:43:40 +0200 (EET) From: Andy Shevchenko To: Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, Sebastian Andrzej Siewior , Tony Lindgren Cc: Andy Shevchenko Subject: [PATCH v2 7/8] serial: 8250_mtk: Remove duplicating code to disable DMA Date: Fri, 14 Feb 2020 13:43:38 +0200 Message-Id: <20200214114339.53897-8-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200214114339.53897-1-andriy.shevchenko@linux.intel.com> References: <20200214114339.53897-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org The core already handles the kernel console case and disables DMA for any serial device used for above mentioned purposes. Thus, remove duplicating code to disable DMA for kernel console. Signed-off-by: Andy Shevchenko --- drivers/tty/serial/8250/8250_mtk.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c index 4d067f515f74..3edd5791ada8 100644 --- a/drivers/tty/serial/8250/8250_mtk.c +++ b/drivers/tty/serial/8250/8250_mtk.c @@ -183,10 +183,6 @@ static int mtk8250_startup(struct uart_port *port) struct uart_8250_port *up = up_to_u8250p(port); struct mtk8250_data *data = port->private_data; - /* disable DMA for console */ - if (uart_console(port)) - up->dma = NULL; - if (up->dma) { data->rx_status = DMA_RX_START; uart_circ_clear(&port->state->xmit); -- 2.25.0