From patchwork Fri Mar 15 13:00:17 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Valentin X-Patchwork-Id: 2276841 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 55EFF3FC8A for ; Fri, 15 Mar 2013 13:12:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754779Ab3CONLy (ORCPT ); Fri, 15 Mar 2013 09:11:54 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:42654 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754482Ab3CONLw (ORCPT ); Fri, 15 Mar 2013 09:11:52 -0400 Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id r2FDBm3s006738; Fri, 15 Mar 2013 08:11:48 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id r2FDBmHO011842; Fri, 15 Mar 2013 08:11:48 -0500 Received: from dlelxv23.itg.ti.com (172.17.1.198) by dfle72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.1.323.3; Fri, 15 Mar 2013 08:11:48 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dlelxv23.itg.ti.com (8.13.8/8.13.8) with ESMTP id r2FDBm1i001918; Fri, 15 Mar 2013 08:11:48 -0500 Received: from localhost (h64-13.vpn.ti.com [172.24.64.13]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id r2FDBiV10312; Fri, 15 Mar 2013 08:11:45 -0500 (CDT) From: Eduardo Valentin To: CC: , , , , Eduardo Valentin Subject: [PATCH 29/50] staging: omap-thermal: document omap_bandgap_add_hyst function Date: Fri, 15 Mar 2013 09:00:17 -0400 Message-ID: <1363352438-15935-30-git-send-email-eduardo.valentin@ti.com> X-Mailer: git-send-email 1.7.7.1.488.ge8e1c In-Reply-To: <1363352438-15935-1-git-send-email-eduardo.valentin@ti.com> References: <1363352438-15935-1-git-send-email-eduardo.valentin@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Document function to handle hysteresis. Signed-off-by: Eduardo Valentin --- drivers/staging/omap-thermal/omap-bandgap.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c index 7b10d18..bff4b75 100644 --- a/drivers/staging/omap-thermal/omap-bandgap.c +++ b/drivers/staging/omap-thermal/omap-bandgap.c @@ -303,6 +303,16 @@ exit: return ret; } +/** + * omap_bandgap_add_hyst() - add hysteresis (in mCelsius) to an ADC value + * @bg_ptr: struct omap_bandgap pointer + * @adc_val: temperature value in ADC representation + * @hyst_val: hysteresis value in mCelsius + * @sum: address where to write the resulting temperature (in ADC scale) + * + * Adds an hysteresis value (in mCelsius) to a ADC temperature value. + * Returns 0 on success, -ERANGE otherwise. + */ static int omap_bandgap_add_hyst(struct omap_bandgap *bg_ptr, int adc_val, int hyst_val, u32 *sum)