From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752676AbbEFMvg (ORCPT ); Wed, 6 May 2015 08:51:36 -0400 Received: from hqemgate15.nvidia.com ([216.228.121.64]:1646 "EHLO hqemgate15.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751695AbbEFMvd (ORCPT ); Wed, 6 May 2015 08:51:33 -0400 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Wed, 06 May 2015 05:50:05 -0700 From: Laxman Dewangan To: , CC: , Laxman Dewangan Subject: [RESEND PATCH 1/2] regulator: max8973: make default/unset dvs gpio as invalid gpio Date: Wed, 6 May 2015 18:20:09 +0530 Message-ID: <1430916610-29286-1-git-send-email-ldewangan@nvidia.com> X-Mailer: git-send-email 2.1.4 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 If platform data has dvs-gpio value 0 as default/unset then make this as invalid gpio so that function gpio_is_valid() can return false on this case. Signed-off-by: Laxman Dewangan --- This patch is applied earlier but not able to apply on latest so sending it again. drivers/regulator/max8973-regulator.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/regulator/max8973-regulator.c b/drivers/regulator/max8973-regulator.c index be9a463..3df5a84 100644 --- a/drivers/regulator/max8973-regulator.c +++ b/drivers/regulator/max8973-regulator.c @@ -413,7 +413,7 @@ static int max8973_probe(struct i2c_client *client, } if (pdata) { - max->dvs_gpio = pdata->dvs_gpio; + max->dvs_gpio = (pdata->dvs_gpio) ? pdata->dvs_gpio : -EINVAL; max->enable_external_control = pdata->enable_ext_control; max->curr_gpio_val = pdata->dvs_def_state; max->curr_vout_reg = MAX8973_VOUT + pdata->dvs_def_state; -- 2.1.4