From c6cd4f267d442f2ce279024adb03a69e8608e0f6 Mon Sep 17 00:00:00 2001 From: Pali Rohár Date: Tue, 1 Nov 2011 01:43:09 +0100 Subject: bq27x00_battery: Fix reporting error messages MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * Do not be noise if battery is not calibrated (use dev_dbg) Signed-off-by: Pali Rohár Signed-off-by: Anton Vorontsov --- drivers/power/bq27x00_battery.c | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c index c4c403e5542c..82ab6ca45f58 100644 --- a/drivers/power/bq27x00_battery.c +++ b/drivers/power/bq27x00_battery.c @@ -155,7 +155,7 @@ static int bq27x00_battery_read_rsoc(struct bq27x00_device_info *di) rsoc = bq27x00_read(di, BQ27000_REG_RSOC, true); if (rsoc < 0) - dev_err(di->dev, "error reading relative State-of-Charge\n"); + dev_dbg(di->dev, "error reading relative State-of-Charge\n"); return rsoc; } @@ -170,7 +170,8 @@ 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_dbg(di->dev, "error reading charge register %02x: %d\n", + reg, charge); return charge; } @@ -214,7 +215,7 @@ static int bq27x00_battery_read_ilmd(struct bq27x00_device_info *di) ilmd = bq27x00_read(di, BQ27000_REG_ILMD, true); if (ilmd < 0) { - dev_err(di->dev, "error reading initial last measured discharge\n"); + dev_dbg(di->dev, "error reading initial last measured discharge\n"); return ilmd; } @@ -236,7 +237,7 @@ static int bq27x00_battery_read_energy(struct bq27x00_device_info *di) ae = bq27x00_read(di, BQ27x00_REG_AE, false); if (ae < 0) { - dev_err(di->dev, "error reading available energy\n"); + dev_dbg(di->dev, "error reading available energy\n"); return ae; } @@ -295,7 +296,8 @@ 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_dbg(di->dev, "error reading time register %02x: %d\n", + reg, tval); return tval; } @@ -313,6 +315,7 @@ 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_info(di->dev, "battery is not calibrated! ignoring capacity values\n"); cache.capacity = -ENODATA; cache.energy = -ENODATA; cache.time_to_empty = -ENODATA; @@ -369,8 +372,10 @@ 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\n"); return curr; + } if (di->chip == BQ27500) { /* bq27500 returns signed value */ @@ -460,8 +465,10 @@ 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; -- cgit v1.2.3-58-ga151