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bq27x00_battery: Fix reporting error messages 

* Do not be noise if battery is not calibrated (use dev_dbg)

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
This commit is contained in:
Pali Rohár 2011-11-01 01:43:09 +01:00 committed by Anton Vorontsov
parent 270968c098
commit c6cd4f267d
1 changed files with 14 additions and 7 deletions
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21
drivers/power/bq27x00_battery.c
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@ -155,7 +155,7 @@ static int bq27x00_battery_read_rsoc(struct bq27x00_device_info *di)
rsoc = bq27x00_read(di, BQ27000_REG_RSOC, true); rsoc = bq27x00_read(di, BQ27000_REG_RSOC, true);
if (rsoc < 0) 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; 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); charge = bq27x00_read(di, reg, false);
if (charge < 0) { 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; 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); ilmd = bq27x00_read(di, BQ27000_REG_ILMD, true);
if (ilmd < 0) { 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; 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); ae = bq27x00_read(di, BQ27x00_REG_AE, false);
if (ae < 0) { if (ae < 0) {
dev_err(di->dev, "error reading available energy\n"); dev_dbg(di->dev, "error reading available energy\n");
return ae; 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); tval = bq27x00_read(di, reg, false);
if (tval < 0) { 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; 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); cache.flags = bq27x00_read(di, BQ27x00_REG_FLAGS, is_bq27500);
if (cache.flags >= 0) { if (cache.flags >= 0) {
if (!is_bq27500 && (cache.flags & BQ27000_FLAG_CI)) { if (!is_bq27500 && (cache.flags & BQ27000_FLAG_CI)) {
dev_info(di->dev, "battery is not calibrated! ignoring capacity values\n");
cache.capacity = -ENODATA; cache.capacity = -ENODATA;
cache.energy = -ENODATA; cache.energy = -ENODATA;
cache.time_to_empty = -ENODATA; cache.time_to_empty = -ENODATA;
@ -369,8 +372,10 @@ static int bq27x00_battery_current(struct bq27x00_device_info *di,
int flags; int flags;
curr = bq27x00_read(di, BQ27x00_REG_AI, false); curr = bq27x00_read(di, BQ27x00_REG_AI, false);
if (curr < 0) if (curr < 0) {
dev_err(di->dev, "error reading current\n");
return curr; return curr;
}
if (di->chip == BQ27500) { if (di->chip == BQ27500) {
/* bq27500 returns signed value */ /* bq27500 returns signed value */
@ -460,8 +465,10 @@ static int bq27x00_battery_voltage(struct bq27x00_device_info *di,
int volt; int volt;
volt = bq27x00_read(di, BQ27x00_REG_VOLT, false); volt = bq27x00_read(di, BQ27x00_REG_VOLT, false);
if (volt < 0) if (volt < 0) {
dev_err(di->dev, "error reading voltage\n");
return volt; return volt;
}
val->intval = volt * 1000; val->intval = volt * 1000;