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From: "Pali Rohár" <pali.rohar@gmail.com>
To: linux-kernel@vger.kernel.org, Anton Vorontsov <cbou@mail.ru>,
	syed rafiuddin <rafiuddin.sayed@gmail.com>,
	Rodolfo Giometti <giometti@linux.it>
Cc: "Pali Rohár" <pali.rohar@gmail.com>
Subject: [PATCH 7/7] bq27x00: Fix reporting error messages
Date: Tue, 20 Sep 2011 17:18:53 +0200	[thread overview]
Message-ID: <1316531933-7159-7-git-send-email-pali.rohar@gmail.com> (raw)
In-Reply-To: <1316531933-7159-1-git-send-email-pali.rohar@gmail.com>

---
 drivers/power/bq27x00_battery.c |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c
index c4c403e..46db966 100644
--- a/drivers/power/bq27x00_battery.c
+++ b/drivers/power/bq27x00_battery.c
@@ -170,7 +170,7 @@ static int bq27x00_battery_read_charge(struct bq27x00_device_info *di, u8 reg)
 
 	charge = bq27x00_read(di, reg, false);
 	if (charge < 0) {
-		dev_err(di->dev, "error reading nominal available capacity\n");
+		dev_err(di->dev, "error reading charge register %02x: %d\n", reg, charge);
 		return charge;
 	}
 
@@ -295,7 +295,7 @@ static int bq27x00_battery_read_time(struct bq27x00_device_info *di, u8 reg)
 
 	tval = bq27x00_read(di, reg, false);
 	if (tval < 0) {
-		dev_err(di->dev, "error reading register %02x: %d\n", reg, tval);
+		dev_err(di->dev, "error reading time register %02x: %d\n", reg, tval);
 		return tval;
 	}
 
@@ -313,6 +313,7 @@ static void bq27x00_update(struct bq27x00_device_info *di)
 	cache.flags = bq27x00_read(di, BQ27x00_REG_FLAGS, is_bq27500);
 	if (cache.flags >= 0) {
 		if (!is_bq27500 && (cache.flags & BQ27000_FLAG_CI)) {
+			dev_err(di->dev, "battery is not calibrated! ignoring capacity values\n");
 			cache.capacity = -ENODATA;
 			cache.energy = -ENODATA;
 			cache.time_to_empty = -ENODATA;
@@ -369,8 +370,10 @@ static int bq27x00_battery_current(struct bq27x00_device_info *di,
 	int flags;
 
 	curr = bq27x00_read(di, BQ27x00_REG_AI, false);
-	if (curr < 0)
+	if (curr < 0) {
+		dev_err(di->dev, "error reading current");
 		return curr;
+	}
 
 	if (di->chip == BQ27500) {
 		/* bq27500 returns signed value */
@@ -460,8 +463,10 @@ static int bq27x00_battery_voltage(struct bq27x00_device_info *di,
 	int volt;
 
 	volt = bq27x00_read(di, BQ27x00_REG_VOLT, false);
-	if (volt < 0)
+	if (volt < 0) {
+		dev_err(di->dev, "error reading voltage\n");
 		return volt;
+	}
 
 	val->intval = volt * 1000;
 
-- 
1.7.4.1


  parent reply	other threads:[~2011-09-20 15:20 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-20 15:18 [PATCH 1/7] bq27x00: Do not cache current_now value for bq27000 batery Pali Rohár
2011-09-20 15:18 ` [PATCH 2/7] bq27x00: Add support for property POWER_SUPPLY_PROP_CAPACITY_LEVEL Pali Rohár
2011-09-20 15:18 ` [PATCH 3/7] bq27x00: Report -ENODATA if bq27000 battery was not calibrated Pali Rohár
2011-09-20 15:18 ` [PATCH 4/7] bq27x00: Cache energy property Pali Rohár
2011-09-20 15:18 ` [PATCH 5/7] bq27x00: Cache temperature value in converted unit Pali Rohár
2011-09-20 15:18 ` [PATCH 6/7] bq27x00: Fix reporting status value for bq27500 battery Pali Rohár
2011-09-20 15:18 ` Pali Rohár [this message]
2011-11-01  0:43 ` [PATCH 1/9] bq27x00: Do not cache current_now value for bq27000 batery Pali Rohár
2011-11-01  0:43   ` [PATCH 2/9] bq27x00: Add support for property POWER_SUPPLY_PROP_CAPACITY_LEVEL Pali Rohár
2011-11-01  0:43   ` [PATCH 3/9] bq27x00: Report -ENODATA if bq27000 battery was not calibrated Pali Rohár
2011-11-01  0:43   ` [PATCH 4/9] bq27x00: Cache energy property Pali Rohár
2011-11-01  0:43   ` [PATCH 5/9] bq27x00: Cache temperature value in converted unit Pali Rohár
2011-11-01  0:43   ` [PATCH 6/9] bq27x00: Fix reporting status value for bq27500 battery Pali Rohár
2011-11-01  0:43   ` [PATCH 7/9] bq27x00: Fix reporting error messages Pali Rohár
2011-11-01  0:43   ` [PATCH 8/9] bq27x00: Add miscdevice for each battery with ioctl for reading registers Pali Rohár
2011-11-01 12:09     ` Lars-Peter Clausen
2011-11-01 12:23       ` Pali Rohár
2011-11-01 12:46         ` Lars-Peter Clausen
2011-11-01 12:53           ` Pali Rohár
2011-11-25 20:10             ` Anton Vorontsov
2011-11-25 20:30               ` Pali Rohár
2011-11-25 20:46                 ` Anton Vorontsov
2011-11-25 20:54                   ` Pali Rohár
2011-11-25 22:04                     ` Anton Vorontsov
2011-11-25 22:48                       ` Pali Rohár
2011-11-27 11:54                       ` Mark Brown
2011-12-05 19:37                         ` Pali Rohár
2011-12-05 19:40                           ` Mark Brown
2011-11-01  0:43   ` [PATCH 9/9] bq27x00: Fix OOPS caused by unregistring bq27x00 driver Pali Rohár
2011-11-13 20:54     ` Pali Rohár
2011-11-25 22:53 ` [PATCH] rx51: add bq27200 i2c board info Pali Rohár
2011-11-25 23:03   ` Anton Vorontsov
2011-12-05 19:24     ` Felipe Contreras
2011-12-06 15:49     ` Pali Rohár
2011-12-07 20:25     ` Tony Lindgren
2011-12-17  9:55       ` Pali Rohár
2012-01-06  1:41       ` Anton Vorontsov

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