Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030858AbaGCJvh (ORCPT ); Thu, 3 Jul 2014 05:51:37 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:52136 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965097AbaGCJXc (ORCPT ); Thu, 3 Jul 2014 05:23:32 -0400 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Per Gundberg , Wim Van Sebroeck , Luis Henriques Subject: [PATCH 3.11 114/198] watchdog: kempld-wdt: Use the correct value when configuring the prescaler with the watchdog Date: Thu, 3 Jul 2014 10:19:17 +0100 Message-Id: <1404379241-8590-115-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1404379241-8590-1-git-send-email-luis.henriques@canonical.com> References: <1404379241-8590-1-git-send-email-luis.henriques@canonical.com> X-Extended-Stable: 3.11 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.11.10.13 -stable review patch. If anyone has any objections, please let me know. ------------------ From: gundberg commit a9e0436b303e94ba57d3bd4b1fcbeaa744b7ebeb upstream. Use the prescaler index, rather than its value, to configure the watchdog. This will prevent a mismatch with the prescaler used to calculate the cycles. Signed-off-by: Per Gundberg Reviewed-by: Guenter Roeck Reviewed-by: Michael Brunner Tested-by: Michael Brunner Signed-off-by: Wim Van Sebroeck Signed-off-by: Luis Henriques --- drivers/watchdog/kempld_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/watchdog/kempld_wdt.c b/drivers/watchdog/kempld_wdt.c index 5c3d4df63e68..22b9a036b3e1 100644 --- a/drivers/watchdog/kempld_wdt.c +++ b/drivers/watchdog/kempld_wdt.c @@ -163,7 +163,7 @@ static int kempld_wdt_set_stage_timeout(struct kempld_wdt_data *wdt_data, kempld_get_mutex(pld); stage_cfg = kempld_read8(pld, KEMPLD_WDT_STAGE_CFG(stage->id)); stage_cfg &= ~STAGE_CFG_PRESCALER_MASK; - stage_cfg |= STAGE_CFG_SET_PRESCALER(prescaler); + stage_cfg |= STAGE_CFG_SET_PRESCALER(PRESCALER_21); kempld_write8(pld, KEMPLD_WDT_STAGE_CFG(stage->id), stage_cfg); kempld_write32(pld, KEMPLD_WDT_STAGE_TIMEOUT(stage->id), stage_timeout); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/