From patchwork Fri Sep 21 06:56:48 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Poddar, Sourav" X-Patchwork-Id: 1489861 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 70A8D3FCFC for ; Fri, 21 Sep 2012 06:57:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755333Ab2IUG5c (ORCPT ); Fri, 21 Sep 2012 02:57:32 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:48724 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754835Ab2IUG5a (ORCPT ); Fri, 21 Sep 2012 02:57:30 -0400 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id q8L6vMAk028770; Fri, 21 Sep 2012 01:57:22 -0500 Received: from DBDE70.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id q8L6vHqV012825; Fri, 21 Sep 2012 12:27:18 +0530 (IST) Received: from dbdp32.itg.ti.com (172.24.170.251) by dbde70.ent.ti.com (172.24.170.148) with Microsoft SMTP Server id 14.1.323.3; Fri, 21 Sep 2012 12:27:17 +0530 Received: from a0131647.apr.dhcp.ti.com (smtpvbd.itg.ti.com [172.24.170.250]) by dbdp32.itg.ti.com (8.13.8/8.13.8) with ESMTP id q8L6vCdK019777; Fri, 21 Sep 2012 12:27:13 +0530 From: Sourav Poddar To: CC: , , , , , , , , , Sourav Poddar Subject: [PATCHv2] serial: omap: Remove unnecessary checks from suspend/resume Date: Fri, 21 Sep 2012 12:26:48 +0530 Message-ID: <1348210608-9542-1-git-send-email-sourav.poddar@ti.com> X-Mailer: git-send-email 1.7.1 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Drop the check for "up" being valid on suspend/resume callbacks. It should be valid always. Get rid of the "pdata" check also as serial_omap_get_context_loss_count() checks for it. Boot tested on omap4 panda and PM tested(hitting off in Idle and suspend) on 3630 based Beagle board. Signed-off-by: Sourav Poddar --- v1->v2 Not a functionality change, just Introduce a blank line before "signed off by" line. drivers/tty/serial/omap-serial.c | 23 +++++++++-------------- 1 files changed, 9 insertions(+), 14 deletions(-) diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index f175385..3c05c5e 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -1222,10 +1222,8 @@ static int serial_omap_suspend(struct device *dev) { struct uart_omap_port *up = dev_get_drvdata(dev); - if (up) { - uart_suspend_port(&serial_omap_reg, &up->port); - flush_work_sync(&up->qos_work); - } + uart_suspend_port(&serial_omap_reg, &up->port); + flush_work_sync(&up->qos_work); return 0; } @@ -1234,8 +1232,8 @@ static int serial_omap_resume(struct device *dev) { struct uart_omap_port *up = dev_get_drvdata(dev); - if (up) - uart_resume_port(&serial_omap_reg, &up->port); + uart_resume_port(&serial_omap_reg, &up->port); + return 0; } #endif @@ -1553,17 +1551,14 @@ static int serial_omap_runtime_suspend(struct device *dev) static int serial_omap_runtime_resume(struct device *dev) { struct uart_omap_port *up = dev_get_drvdata(dev); - struct omap_uart_port_info *pdata = dev->platform_data; - if (up && pdata) { - u32 loss_cnt = serial_omap_get_context_loss_count(up); + u32 loss_cnt = serial_omap_get_context_loss_count(up); - if (up->context_loss_cnt != loss_cnt) - serial_omap_restore_context(up); + if (up->context_loss_cnt != loss_cnt) + serial_omap_restore_context(up); - up->latency = up->calc_latency; - schedule_work(&up->qos_work); - } + up->latency = up->calc_latency; + schedule_work(&up->qos_work); return 0; }