linux-kernel - Re: [PATCH 5/7] usb: typec: tipd: Provide POWER_SUPPLY_PROP

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 4 Apr 2022 16:59:33 +0300
From:   Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To:     Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
Cc:     linux-usb@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Sven Peter <sven@...npeter.dev>,
        Guido Günther <agx@...xcpu.org>,
        Angus Ainslie <angus@...ea.ca>,
        Hector Martin <marcan@...can.st>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        linux-kernel@...r.kernel.org, kernel@...i.sm
Subject: Re: [PATCH 5/7] usb: typec: tipd: Provide POWER_SUPPLY_PROP_PRESENT

On Thu, Mar 17, 2022 at 04:45:16PM +0100, Sebastian Krzyszkowiak wrote:
> This allows userspace and downstream supplies to know whether
> something is plugged in.
> 
> Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>

Reviewed-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>

> ---
>  drivers/usb/typec/tipd/core.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
> index f3e8f1183f5b..874528b02a99 100644
> --- a/drivers/usb/typec/tipd/core.c
> +++ b/drivers/usb/typec/tipd/core.c
> @@ -108,6 +108,7 @@ struct tps6598x {
>  static enum power_supply_property tps6598x_psy_props[] = {
>  	POWER_SUPPLY_PROP_USB_TYPE,
>  	POWER_SUPPLY_PROP_ONLINE,
> +	POWER_SUPPLY_PROP_PRESENT,
>  	POWER_SUPPLY_PROP_CURRENT_MAX,
>  	POWER_SUPPLY_PROP_VOLTAGE_MAX,
>  };
> @@ -756,6 +757,9 @@ static int tps6598x_psy_get_prop(struct power_supply *psy,
>  	case POWER_SUPPLY_PROP_ONLINE:
>  		ret = tps6598x_psy_get_online(tps, val);
>  		break;
> +	case POWER_SUPPLY_PROP_PRESENT:
> +		val->intval = !!tps->partner;
> +		break;
>  	case POWER_SUPPLY_PROP_CURRENT_MAX:
>  		ret = tps6598x_psy_get_max_current(tps, val);
>  		break;
> -- 
> 2.35.1

-- 
heikki