From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752478AbdCAKv5 (ORCPT ); Wed, 1 Mar 2017 05:51:57 -0500 Received: from fllnx209.ext.ti.com ([198.47.19.16]:9127 "EHLO fllnx209.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752115AbdCAKvZ (ORCPT ); Wed, 1 Mar 2017 05:51:25 -0500 From: Keerthy To: , CC: , , , , , , , Subject: [PATCH 5/7] thermal: ti-soc-thermal: Fetch slope and offset from DT Date: Wed, 1 Mar 2017 15:59:48 +0530 Message-ID: <1488364190-23488-6-git-send-email-j-keerthy@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1488364190-23488-1-git-send-email-j-keerthy@ti.com> References: <1488364190-23488-1-git-send-email-j-keerthy@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently slope and offset values for calculating the hot spot temperature of a thermal zone is being taken directly from driver data. So try fetching it from device tree if not present only then take it from driver data. Signed-off-by: Keerthy --- drivers/thermal/ti-soc-thermal/ti-thermal-common.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c index 0586bd0..6d9399f 100644 --- a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c +++ b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c @@ -96,8 +96,14 @@ static inline int __ti_thermal_get_temp(void *devdata, int *temp) return ret; /* Default constants */ - slope = s->slope; - constant = s->constant; + slope = thermal_zone_get_slope(data->ti_thermal); + constant = thermal_zone_get_offset(data->ti_thermal); + + if (slope == 1 && constant == 0) { + /* In case of default values fallback to driver data */ + slope = s->slope; + constant = s->constant; + } pcb_tz = data->pcb_tz; /* In case pcb zone is available, use the extrapolation rule with it */ -- 1.9.1