| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <CAKzfze9uvMvrF=gWph_HKFk_cH0qzRz6Wa2VJafK+H+wdnP0rg@mail.gmail.com>
Date: Mon, 24 Oct 2016 12:58:25 -0700
From: Matt Ranostay <mranostay@...il.com>
To: Sebastian Reichel <sre@...nel.org>, Pavel Machek <pavel@....cz>
Cc: linux-pm@...r.kernel.org,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Matt Ranostay <matt@...ostay.consulting>,
Tony Lindgren <tony@...mide.com>
Subject: Re: [PATCH v2 2/2] power: bq27xxx_battery: add poll interval property query
Pavel + Sebastian this is the patchset that need I some input on :)
Thanks,
Matt
On Wed, Sep 28, 2016 at 12:55 PM, Matt Ranostay <mranostay@...il.com> wrote:
> Add POWER_SUPPLY_PROP_POLL_INTERVAL property to query and set the
> polling interval of the fuel gauge.
>
> Cc: Sebastian Reichel <sre@...nel.org>
> Cc: Tony Lindgren <tony@...mide.com
> Signed-off-by: Matt Ranostay <matt@...ostay.consulting>
> ---
> drivers/power/supply/bq27xxx_battery.c | 40 ++++++++++++++++++++++++++++++++++
> 1 file changed, 40 insertions(+)
>
> diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
> index 3b0dbc689d72..d18802ca3327 100644
> --- a/drivers/power/supply/bq27xxx_battery.c
> +++ b/drivers/power/supply/bq27xxx_battery.c
> @@ -262,6 +262,7 @@ static enum power_supply_property bq27000_battery_props[] = {
> POWER_SUPPLY_PROP_POWER_AVG,
> POWER_SUPPLY_PROP_HEALTH,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> static enum power_supply_property bq27010_battery_props[] = {
> @@ -282,6 +283,7 @@ static enum power_supply_property bq27010_battery_props[] = {
> POWER_SUPPLY_PROP_CYCLE_COUNT,
> POWER_SUPPLY_PROP_HEALTH,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> static enum power_supply_property bq27500_battery_props[] = {
> @@ -300,6 +302,7 @@ static enum power_supply_property bq27500_battery_props[] = {
> POWER_SUPPLY_PROP_CYCLE_COUNT,
> POWER_SUPPLY_PROP_HEALTH,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> static enum power_supply_property bq27530_battery_props[] = {
> @@ -318,6 +321,7 @@ static enum power_supply_property bq27530_battery_props[] = {
> POWER_SUPPLY_PROP_HEALTH,
> POWER_SUPPLY_PROP_CYCLE_COUNT,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> static enum power_supply_property bq27541_battery_props[] = {
> @@ -337,6 +341,7 @@ static enum power_supply_property bq27541_battery_props[] = {
> POWER_SUPPLY_PROP_POWER_AVG,
> POWER_SUPPLY_PROP_HEALTH,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> static enum power_supply_property bq27545_battery_props[] = {
> @@ -355,6 +360,7 @@ static enum power_supply_property bq27545_battery_props[] = {
> POWER_SUPPLY_PROP_CYCLE_COUNT,
> POWER_SUPPLY_PROP_POWER_AVG,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> static enum power_supply_property bq27421_battery_props[] = {
> @@ -370,6 +376,7 @@ static enum power_supply_property bq27421_battery_props[] = {
> POWER_SUPPLY_PROP_CHARGE_NOW,
> POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
> POWER_SUPPLY_PROP_MANUFACTURER,
> + POWER_SUPPLY_PROP_POLL_INTERVAL,
> };
>
> #define BQ27XXX_PROP(_id, _prop) \
> @@ -955,6 +962,9 @@ static int bq27xxx_battery_get_property(struct power_supply *psy,
> case POWER_SUPPLY_PROP_MANUFACTURER:
> val->strval = BQ27XXX_MANUFACTURER;
> break;
> + case POWER_SUPPLY_PROP_POLL_INTERVAL:
> + val->intval = poll_interval;
> + break;
> default:
> return -EINVAL;
> }
> @@ -962,6 +972,34 @@ static int bq27xxx_battery_get_property(struct power_supply *psy,
> return ret;
> }
>
> +static int bq27xxx_battery_set_property(struct power_supply *psy,
> + enum power_supply_property psp,
> + const union power_supply_propval *val)
> +{
> + struct bq27xxx_device_info *di = power_supply_get_drvdata(psy);
> +
> + if (psp != POWER_SUPPLY_PROP_POLL_INTERVAL)
> + return -EINVAL;
> +
> + if (poll_interval == val->intval)
> + return 0;
> +
> + poll_interval = val->intval;
> + cancel_delayed_work_sync(&di->work);
> + schedule_delayed_work(&di->work, 0);
> +
> + return 0;
> +}
> +
> +static int bq27xxx_property_is_writeable(struct power_supply *psy,
> + enum power_supply_property psp)
> +{
> + if (psp == POWER_SUPPLY_PROP_POLL_INTERVAL)
> + return 1;
> +
> + return 0;
> +}
> +
> static void bq27xxx_external_power_changed(struct power_supply *psy)
> {
> struct bq27xxx_device_info *di = power_supply_get_drvdata(psy);
> @@ -988,6 +1026,8 @@ int bq27xxx_battery_setup(struct bq27xxx_device_info *di)
> psy_desc->properties = bq27xxx_battery_props[di->chip].props;
> psy_desc->num_properties = bq27xxx_battery_props[di->chip].size;
> psy_desc->get_property = bq27xxx_battery_get_property;
> + psy_desc->set_property = bq27xxx_battery_set_property;
> + psy_desc->property_is_writeable = bq27xxx_property_is_writeable;
> psy_desc->external_power_changed = bq27xxx_external_power_changed;
>
> di->bat = power_supply_register_no_ws(di->dev, psy_desc, &psy_cfg);
> --
> 2.7.4
>
Powered by blists - more mailing lists