linux-kernel - Re: [PATCH v2 4/5] HID: steelseries: export model and manufacturer

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Message-ID: <8ad74c1736444f06cafb0e185abcbd9897b2905c.camel@hadess.net>
Date: Mon, 13 Jan 2025 14:42:33 +0100
From: Bastien Nocera <hadess@...ess.net>
To: Christian Mayer <git@...er-bgk.de>, linux-input@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, Jiri Kosina <jikos@...nel.org>, Benjamin
 Tissoires <benjamin.tissoires@...hat.com>
Subject: Re: [PATCH v2 4/5] HID: steelseries: export model and manufacturer

On Sun, 2025-01-12 at 11:44 +0000, Christian Mayer wrote:
> Export model and manufacturer with the power supply properties.
> This helps identifing the device in the battery overview.
> In the case of the Arctis 9 headset, the manufacturer is prefixed
> twice in
> the device name.
> 
> Signed-off-by: Christian Mayer <git@...er-bgk.de>

Reviewed-by: Bastien Nocera <hadess@...ess.net>
Tested-by: Bastien Nocera <hadess@...ess.net>

> ---
>  drivers/hid/hid-steelseries.c | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/drivers/hid/hid-steelseries.c b/drivers/hid/hid-
> steelseries.c
> index 2ee1a6f01852..1a935802880a 100644
> --- a/drivers/hid/hid-steelseries.c
> +++ b/drivers/hid/hid-steelseries.c
> @@ -439,6 +439,9 @@ static void
> steelseries_headset_battery_timer_tick(struct work_struct *work)
>  	steelseries_headset_fetch_battery(hdev);
>  }
>  
> +#define STEELSERIES_PREFIX "SteelSeries "
> +#define STEELSERIES_PREFIX_LEN strlen(STEELSERIES_PREFIX)
> +
>  static int steelseries_headset_battery_get_property(struct
> power_supply *psy,
>  				enum power_supply_property psp,
>  				union power_supply_propval *val)
> @@ -447,6 +450,14 @@ static int
> steelseries_headset_battery_get_property(struct power_supply *psy,
>  	int ret = 0;
>  
>  	switch (psp) {
> +	case POWER_SUPPLY_PROP_MODEL_NAME:
> +		val->strval = sd->hdev->name;
> +		while (!strncmp(val->strval, STEELSERIES_PREFIX,
> STEELSERIES_PREFIX_LEN))
> +			val->strval += STEELSERIES_PREFIX_LEN;
> +		break;
> +	case POWER_SUPPLY_PROP_MANUFACTURER:
> +		val->strval = "SteelSeries";
> +		break;
>  	case POWER_SUPPLY_PROP_PRESENT:
>  		val->intval = 1;
>  		break;
> @@ -490,6 +501,8 @@ steelseries_headset_set_wireless_status(struct
> hid_device *hdev,
>  }
>  
>  static enum power_supply_property
> steelseries_headset_battery_props[] = {
> +	POWER_SUPPLY_PROP_MODEL_NAME,
> +	POWER_SUPPLY_PROP_MANUFACTURER,
>  	POWER_SUPPLY_PROP_PRESENT,
>  	POWER_SUPPLY_PROP_STATUS,
>  	POWER_SUPPLY_PROP_SCOPE,