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Message-ID: <ad8f0610-b534-c699-e26f-3fa8c8637684@gmail.com>
Date: Sat, 19 Sep 2020 20:32:38 +0100
From: Alex Dewar <alex.dewar90@...il.com>
To: unlisted-recipients:; (no To-header on input)
Cc: Sebastian Reichel <sre@...nel.org>, linux-pm@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] power: supply: charger-manager: Tidy function
On 2020-09-02 17:58, Alex Dewar wrote:
> check_charging_duration() contains some copy-pasted code, which makes it
> less readable. Refactor the function to be a bit tidier.
Ping?
>
> I've also fixed a couple of typos.
>
> Signed-off-by: Alex Dewar <alex.dewar90@...il.com>
> ---
> drivers/power/supply/charger-manager.c | 39 +++++++++-----------------
> 1 file changed, 14 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/power/supply/charger-manager.c b/drivers/power/supply/charger-manager.c
> index 07992821e252..67c7b1fb6601 100644
> --- a/drivers/power/supply/charger-manager.c
> +++ b/drivers/power/supply/charger-manager.c
> @@ -443,42 +443,31 @@ static int try_charger_enable(struct charger_manager *cm, bool enable)
> * check_charging_duration - Monitor charging/discharging duration
> * @cm: the Charger Manager representing the battery.
> *
> - * If whole charging duration exceed 'charging_max_duration_ms',
> + * If whole charging duration exceeds 'charging_max_duration_ms',
> * cm stop charging to prevent overcharge/overheat. If discharging
> - * duration exceed 'discharging _max_duration_ms', charger cable is
> + * duration exceeds 'discharging _max_duration_ms', charger cable is
> * attached, after full-batt, cm start charging to maintain fully
> * charged state for battery.
> */
> static int check_charging_duration(struct charger_manager *cm)
> {
> struct charger_desc *desc = cm->desc;
> - u64 curr = ktime_to_ms(ktime_get());
> u64 duration;
> - int ret = false;
>
> - if (!desc->charging_max_duration_ms &&
> - !desc->discharging_max_duration_ms)
> - return ret;
> -
> - if (cm->charger_enabled) {
> - duration = curr - cm->charging_start_time;
> -
> - if (duration > desc->charging_max_duration_ms) {
> - dev_info(cm->dev, "Charging duration exceed %ums\n",
> - desc->charging_max_duration_ms);
> - ret = true;
> - }
> - } else if (cm->battery_status == POWER_SUPPLY_STATUS_NOT_CHARGING) {
> - duration = curr - cm->charging_end_time;
> + if ((desc->charging_max_duration_ms == 0 &&
> + desc->discharging_max_duration_ms == 0))
> + return false;
> + if (!cm->charger_enabled &&
> + cm->battery_status != POWER_SUPPLY_STATUS_NOT_CHARGING)
> + return false;
>
> - if (duration > desc->charging_max_duration_ms) {
> - dev_info(cm->dev, "Discharging duration exceed %ums\n",
> - desc->discharging_max_duration_ms);
> - ret = true;
> - }
> + duration = ktime_to_ms(ktime_get()) - cm->charging_start_time;
> + if (duration > desc->charging_max_duration_ms) {
> + dev_info(cm->dev, "Charging duration exceeds %ums\n",
> + desc->charging_max_duration_ms);
> + return true;
> }
> -
> - return ret;
> + return false;
> }
>
> static int cm_get_battery_temperature_by_psy(struct charger_manager *cm,
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