From: Sasha Levin <Alexander.Levin@microsoft.com>
To: "stable@vger.kernel.org" <stable@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: Lothar Felten <lothar.felten@gmail.com>,
Guenter Roeck <linux@roeck-us.net>,
Sasha Levin <Alexander.Levin@microsoft.com>
Subject: [PATCH AUTOSEL 4.9 08/14] hwmon: (ina2xx) fix sysfs shunt resistor read access
Date: Thu, 20 Sep 2018 02:48:47 +0000 [thread overview]
Message-ID: <20180920024838.58666-8-alexander.levin@microsoft.com> (raw)
In-Reply-To: <20180920024838.58666-1-alexander.levin@microsoft.com>
From: Lothar Felten <lothar.felten@gmail.com>
[ Upstream commit 3ad867001c91657c46dcf6656d52eb6080286fd5 ]
fix the sysfs shunt resistor read access: return the shunt resistor
value, not the calibration register contents.
update email address
Signed-off-by: Lothar Felten <lothar.felten@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
Documentation/hwmon/ina2xx | 2 +-
drivers/hwmon/ina2xx.c | 13 +++++++++++--
include/linux/platform_data/ina2xx.h | 2 +-
3 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/Documentation/hwmon/ina2xx b/Documentation/hwmon/ina2xx
index cfd31d94c872..f8bf14055c2f 100644
--- a/Documentation/hwmon/ina2xx
+++ b/Documentation/hwmon/ina2xx
@@ -32,7 +32,7 @@ Supported chips:
Datasheet: Publicly available at the Texas Instruments website
http://www.ti.com/
-Author: Lothar Felten <l-felten@ti.com>
+Author: Lothar Felten <lothar.felten@gmail.com>
Description
-----------
diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c
index ac63e562071f..9ac6e1673375 100644
--- a/drivers/hwmon/ina2xx.c
+++ b/drivers/hwmon/ina2xx.c
@@ -17,7 +17,7 @@
* Bi-directional Current/Power Monitor with I2C Interface
* Datasheet: http://www.ti.com/product/ina230
*
- * Copyright (C) 2012 Lothar Felten <l-felten@ti.com>
+ * Copyright (C) 2012 Lothar Felten <lothar.felten@gmail.com>
* Thanks to Jan Volkering
*
* This program is free software; you can redistribute it and/or modify
@@ -328,6 +328,15 @@ static int ina2xx_set_shunt(struct ina2xx_data *data, long val)
return 0;
}
+static ssize_t ina2xx_show_shunt(struct device *dev,
+ struct device_attribute *da,
+ char *buf)
+{
+ struct ina2xx_data *data = dev_get_drvdata(dev);
+
+ return snprintf(buf, PAGE_SIZE, "%li\n", data->rshunt);
+}
+
static ssize_t ina2xx_store_shunt(struct device *dev,
struct device_attribute *da,
const char *buf, size_t count)
@@ -402,7 +411,7 @@ static SENSOR_DEVICE_ATTR(power1_input, S_IRUGO, ina2xx_show_value, NULL,
/* shunt resistance */
static SENSOR_DEVICE_ATTR(shunt_resistor, S_IRUGO | S_IWUSR,
- ina2xx_show_value, ina2xx_store_shunt,
+ ina2xx_show_shunt, ina2xx_store_shunt,
INA2XX_CALIBRATION);
/* update interval (ina226 only) */
diff --git a/include/linux/platform_data/ina2xx.h b/include/linux/platform_data/ina2xx.h
index 9abc0ca7259b..9f0aa1b48c78 100644
--- a/include/linux/platform_data/ina2xx.h
+++ b/include/linux/platform_data/ina2xx.h
@@ -1,7 +1,7 @@
/*
* Driver for Texas Instruments INA219, INA226 power monitor chips
*
- * Copyright (C) 2012 Lothar Felten <l-felten@ti.com>
+ * Copyright (C) 2012 Lothar Felten <lothar.felten@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
--
2.17.1
next prev parent reply other threads:[~2018-09-20 2:49 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-20 2:48 [PATCH AUTOSEL 4.9 01/14] qed: Wait for ready indication before rereading the shmem Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 02/14] qed: Wait for MCP halt and resume commands to take place Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 04/14] net: hns: fix length and page_offset overflow when CONFIG_ARM64_64K_PAGES Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 03/14] thermal: of-thermal: disable passive polling when thermal zone is disabled Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 05/14] net: hns: fix skb->truesize underestimation Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 06/14] e1000: check on netif_running() before calling e1000_up() Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 07/14] e1000: ensure to free old tx/rx rings in set_ringparam() Sasha Levin
2018-09-20 2:48 ` Sasha Levin [this message]
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 09/14] hwmon: (adt7475) Make adt7475_read_word() return errors Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 10/14] drm/amdgpu: Enable/disable gfx PG feature in rlc safe mode Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 12/14] arm/arm64: smccc-1.1: Make return values unsigned long Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 11/14] drm/amdgpu: Update power state at the end of smu hw_init Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 13/14] arm/arm64: smccc-1.1: Handle function result as parameters Sasha Levin
2018-09-20 2:48 ` [PATCH AUTOSEL 4.9 14/14] i2c: i801: Allow ACPI AML access I/O ports not reserved for SMBus Sasha Levin
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