Messages in this thread | | | From | Krzysztof Kozlowski <> | Date | Tue, 31 Jul 2018 18:57:46 +0200 | Subject | Re: [PATCH v3 1/4] power: bq25890_charger.c: Add debugging output of failed initialization |
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On 31 July 2018 at 18:43, Angus Ainslie (Purism) <angus@akkea.ca> wrote: > To ease adding a new part variant some debugging is handy. > > Signed-off-by: Angus Ainslie (Purism) <angus@akkea.ca>
You missed my tag - I already reviewed it. Unless you change something, the tag should be added to commit msg: Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Krzysztof
> --- > drivers/power/supply/bq25890_charger.c | 23 ++++++++++++++++++----- > 1 file changed, 18 insertions(+), 5 deletions(-) > > diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c > index 8e2c41ded171..7f0b3a46c50c 100644 > --- a/drivers/power/supply/bq25890_charger.c > +++ b/drivers/power/supply/bq25890_charger.c > @@ -608,30 +608,40 @@ static int bq25890_hw_init(struct bq25890_device *bq) > }; > > ret = bq25890_chip_reset(bq); > - if (ret < 0) > + if (ret < 0) { > + dev_dbg(bq->dev, "Reset failed %d\n", ret); > return ret; > + }; > > /* disable watchdog */ > ret = bq25890_field_write(bq, F_WD, 0); > - if (ret < 0) > + if (ret < 0) { > + dev_dbg(bq->dev, "Disabling watchdog failed %d\n", ret); > return ret; > + }; > > /* initialize currents/voltages and other parameters */ > for (i = 0; i < ARRAY_SIZE(init_data); i++) { > ret = bq25890_field_write(bq, init_data[i].id, > init_data[i].value); > - if (ret < 0) > + if (ret < 0) { > + dev_dbg(bq->dev, "Writing init data failed %d\n", ret); > return ret; > + }; > } > > /* Configure ADC for continuous conversions. This does not enable it. */ > ret = bq25890_field_write(bq, F_CONV_RATE, 1); > - if (ret < 0) > + if (ret < 0) { > + dev_dbg(bq->dev, "Config ADC failed %d\n", ret); > return ret; > + }; > > ret = bq25890_get_chip_state(bq, &state); > - if (ret < 0) > + if (ret < 0) { > + dev_dbg(bq->dev, "Get state failed %d\n", ret); > return ret; > + }; > > mutex_lock(&bq->lock); > bq->state = state; > @@ -767,6 +777,9 @@ static int bq25890_fw_read_u32_props(struct bq25890_device *bq) > if (props[i].optional) > continue; > > + dev_err(bq->dev, "Unable to read property %d %s\n", ret, > + props[i].name); > + > return ret; > } > > -- > 2.17.1 >
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