From: Jenny Tc <jenny.tc@intel.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: linux-kernel@vger.kernel.org,
"Dmitry Eremin-Solenikov" <dbaryshkov@gmail.com>,
"Anton Vorontsov" <cbouatmailru@gmail.com>,
"Anton Vorontsov" <anton.vorontsov@linaro.org>,
"Kim Milo" <Milo.Kim@ti.com>, "Lee Jones" <lee.jones@linaro.org>,
"Jingoo Han" <jg1.han@samsung.com>,
"Chanwoo Choi" <cw00.choi@samsung.com>,
"Sachin Kamat" <sachin.kamat@linaro.org>,
"Lars-Peter Clausen" <lars@metafoo.de>,
"Pali Rohár" <pali.rohar@gmail.com>,
"Rhyland Klein" <rklein@nvidia.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
"David Woodhouse" <dwmw2@infradead.org>,
"Tony Lindgren" <tony@atomide.com>,
"Russell King" <linux@arm.linux.org.uk>,
"Sebastian Reichel" <sre@ring0.de>,
aaro.koskinen@iki.fi,
"Pallala Ramakrishna" <ramakrishna.pallala@intel.com>,
freemangordon@abv.bg, linux-omap@vger.kernel.org
Subject: Re: [PATCH 4/4] power_supply: bq24261 charger driver
Date: Thu, 20 Feb 2014 10:33:10 +0530 [thread overview]
Message-ID: <20140220050310.GA2498@jenny-desktop> (raw)
In-Reply-To: <20140204113621.GB2450@amd.pavel.ucw.cz>
On Tue, Feb 04, 2014 at 12:36:21PM +0100, Pavel Machek wrote:
> > +#define BQ24261_MIN_CV 3500
> > +#define BQ24261_MAX_CV 4440
>
> Other defines use uV as an unit :-(.
uV is used if the value is read from psy class. For register configurations
uses mV. Will change the name to reflect mV
> > + /* If status is fault, wait for READY before enabling the charging */
> > +
> > + if (!is_ready) {
> > + ret = wait_event_timeout(chip->wait_ready,
> > + (chip->chrgr_stat != BQ24261_CHRGR_STAT_READY),
> > + HZ);
> > + dev_info(&chip->client->dev,
> > + "chrgr_stat=%x\n", chip->chrgr_stat);
> > + if (ret == 0) {
> > + dev_err(&chip->client->dev,
> > + "Waiting for Charger Ready Failed.Enabling charging anyway\n");
> > + }
> > + }
>
> So charger has a problem, and we force it on, anyway? Also put space
> after ".".
Yes, sometimes charger does not give ready, so we force.
>
> > +static inline int bq24261_set_cv(struct bq24261_charger *chip, int cv)
> > +{
> > + int bat_volt;
> > + int ret;
> > + u8 reg_val;
> > + u8 vindpm_val = 0x0;
> > +
> > + /*
> > + * Setting VINDPM value as per the battery voltage
> > + * VBatt Vindpm Register Setting
> > + * < 3.7v 4.2v 0x0 (default)
> > + * 3.71v - 3.96v 4.36v 0x2
> > + * > 3.96v 4.6v 0x5
> > + */
> > + ret = get_battery_voltage(&bat_volt);
> > + if (ret) {
> > + dev_err(&chip->client->dev,
> > + "Error getting battery voltage!!\n");
> > + } else {
>
> You forget the error value and continue anyway.
On error, throw the error and program default VINDPM value.
-Jenny
next prev parent reply other threads:[~2014-02-20 5:03 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-04 5:12 [PATCH v5 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-02-04 5:12 ` [PATCH 1/4] power_supply: Add inlmt,iterm, min/max temp props Jenny TC
2014-02-04 5:12 ` [PATCH 2/4] power_supply: Introduce generic psy charging driver Jenny TC
2014-02-04 11:36 ` Pavel Machek
2014-02-05 8:14 ` Jenny Tc
2014-02-12 11:00 ` Pavel Machek
2014-02-13 0:51 ` Jingoo Han
2014-02-04 5:12 ` [PATCH 3/4] power_supply: Introduce PSE compliant algorithm Jenny TC
2014-02-04 11:36 ` Pavel Machek
2014-02-20 5:16 ` Jenny Tc
2014-02-21 14:45 ` Pavel Machek
2014-02-26 2:54 ` Jenny Tc
2014-02-27 19:47 ` Linus Walleij
2014-02-28 2:52 ` Jenny Tc
2014-02-27 20:46 ` Pavel Machek
2014-02-27 20:18 ` Linus Walleij
2014-02-28 3:07 ` Jenny Tc
2014-02-28 10:08 ` Pavel Machek
2014-03-03 3:11 ` Jenny Tc
2014-03-03 10:42 ` Pavel Machek
2014-03-07 3:34 ` Linus Walleij
2014-03-07 3:43 ` Jenny Tc
2014-02-04 5:13 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-02-04 11:36 ` Pavel Machek
2014-02-20 5:03 ` Jenny Tc [this message]
2014-02-21 14:44 ` Pavel Machek
2014-02-25 11:51 ` Jenny Tc
-- strict thread matches above, loose matches on Subject: below --
2014-07-08 6:04 [PATCHv11 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-07-08 6:04 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-06-30 9:55 [PATCHv10 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-06-30 9:55 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-07-03 15:25 ` Sebastian Reichel
2014-06-19 14:02 [PATCHv9 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-06-19 14:02 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-02-20 5:53 [PATCH v6 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-02-20 5:54 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-01-30 17:30 [PATCH v4 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-01-30 17:30 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-01-30 17:01 ` Pavel Machek
2014-01-31 4:05 ` Jenny Tc
2014-01-22 17:19 [PATCH v3 0/4] power_supply: Introduce power supply charging driver Jenny TC
2014-01-22 17:19 ` [PATCH 4/4] power_supply: bq24261 charger driver Jenny TC
2014-01-23 8:58 ` Jingoo Han
2014-01-25 22:30 ` Pavel Machek
2014-01-28 14:14 ` Pavel Machek
2014-01-29 13:23 ` Jenny Tc
2014-01-29 7:26 ` Jingoo Han
2014-01-29 9:36 ` Pavel Machek
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