From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:53372 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752890AbdHJV57 (ORCPT ); Thu, 10 Aug 2017 17:57:59 -0400 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v7ALtDCo133811 for ; Thu, 10 Aug 2017 17:57:58 -0400 Received: from e13.ny.us.ibm.com (e13.ny.us.ibm.com [129.33.205.203]) by mx0b-001b2d01.pphosted.com with ESMTP id 2c8u195d7p-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 10 Aug 2017 17:57:58 -0400 Received: from localhost by e13.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 10 Aug 2017 17:57:58 -0400 From: Eddie James To: linux@roeck-us.net Cc: jdelvare@suse.com, linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, joel@jms.id.au, jk@ozlabs.org, andrew@aj.id.au, cbostic@linux.vnet.ibm.com, eajames@linux.vnet.ibm.com, "Edward A. James" Subject: [PATCH v2 1/4] hwmon: (pmbus): Switch status registers to 16 bit Date: Thu, 10 Aug 2017 16:57:47 -0500 In-Reply-To: <1502402270-15328-1-git-send-email-eajames@linux.vnet.ibm.com> References: <1502402270-15328-1-git-send-email-eajames@linux.vnet.ibm.com> Message-Id: <1502402270-15328-2-git-send-email-eajames@linux.vnet.ibm.com> Sender: linux-hwmon-owner@vger.kernel.org List-Id: linux-hwmon@vger.kernel.org From: "Edward A. James" Switch the storage of status registers to 16 bit values. This allows us to store all the bits of STATUS_WORD. Signed-off-by: Edward A. James --- drivers/hwmon/pmbus/pmbus_core.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index f1eff6b..4ec7586 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -112,7 +112,7 @@ struct pmbus_data { * A single status register covers multiple attributes, * so we keep them all together. */ - u8 status[PB_NUM_STATUS_REG]; + u16 status[PB_NUM_STATUS_REG]; u8 status_register; u8 currpage; @@ -716,10 +716,10 @@ static int pmbus_get_boolean(struct pmbus_data *data, struct pmbus_boolean *b, { struct pmbus_sensor *s1 = b->s1; struct pmbus_sensor *s2 = b->s2; - u16 reg = (index >> 8) & 0xffff; - u8 mask = index & 0xff; + u16 reg = (index >> 16) & 0xffff; + u16 mask = index & 0xffff; int ret, status; - u8 regval; + u16 regval; status = data->status[reg]; if (status < 0) @@ -860,7 +860,7 @@ static int pmbus_add_boolean(struct pmbus_data *data, const char *name, const char *type, int seq, struct pmbus_sensor *s1, struct pmbus_sensor *s2, - u16 reg, u8 mask) + u16 reg, u16 mask) { struct pmbus_boolean *boolean; struct sensor_device_attribute *a; @@ -876,7 +876,7 @@ static int pmbus_add_boolean(struct pmbus_data *data, boolean->s1 = s1; boolean->s2 = s2; pmbus_attr_init(a, boolean->name, S_IRUGO, pmbus_show_boolean, NULL, - (reg << 8) | mask); + (reg << 16) | mask); return pmbus_add_attribute(data, &a->dev_attr.attr); } @@ -962,7 +962,7 @@ struct pmbus_limit_attr { */ struct pmbus_sensor_attr { u16 reg; /* sensor register */ - u8 gbit; /* generic status bit */ + u16 gbit; /* generic status bit */ u8 nlimit; /* # of limit registers */ enum pmbus_sensor_classes class;/* sensor class */ const char *label; /* sensor label */ -- 1.8.3.1