Re: [PATCH v2 2/3] power: supply: Add PD SPR AVS support to USB type enum

From: Sebastian Reichel

Date: Thu Apr 02 2026 - 18:41:57 EST


Hi,

On Mon, Mar 16, 2026 at 03:03:00PM +0000, Badhri Jagan Sridharan wrote:
> Add two new members to the power_supply_usb_type to represent the
> USB Power Delivery (PD) Standard Power Range (SPR) Adjustable Voltage
> Supply (AVS) charging types:
>
> POWER_SUPPLY_USB_TYPE_PD_SPR_AVS: For devices supporting only the
> PD SPR AVS type.
>
> POWER_SUPPLY_USB_TYPE_PD_PPS_SPR_AVS: For devices that support both
> PD Programmable Power Supply (PPS) and PD SPR AVS.
>
> Signed-off-by: Badhri Jagan Sridharan <badhri@xxxxxxxxxx>
> ---

I'm not too fond of these types, but I guess we already fell into
the rabbit hole when PD_PPS was added. So:

Acked-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>

I guess the patches will be handled via the USB tree.

Greetings,

-- Sebastian

> Documentation/ABI/testing/sysfs-class-power | 3 ++-
> drivers/power/supply/power_supply_sysfs.c | 2 ++
> include/linux/power_supply.h | 3 +++
> 3 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
> index 4b21d5d23251..32697b926cc8 100644
> --- a/Documentation/ABI/testing/sysfs-class-power
> +++ b/Documentation/ABI/testing/sysfs-class-power
> @@ -675,7 +675,8 @@ Description:
>
> Valid values:
> "Unknown", "SDP", "DCP", "CDP", "ACA", "C", "PD",
> - "PD_DRP", "PD_PPS", "BrickID"
> + "PD_DRP", "PD_PPS", "BrickID", "PD_SPR_AVS",
> + "PD_PPS_SPR_AVS"
>
> **Device Specific Properties**
>
> diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c
> index dd3a48d72d2b..f30a7b9ccd5e 100644
> --- a/drivers/power/supply/power_supply_sysfs.c
> +++ b/drivers/power/supply/power_supply_sysfs.c
> @@ -70,6 +70,8 @@ static const char * const POWER_SUPPLY_USB_TYPE_TEXT[] = {
> [POWER_SUPPLY_USB_TYPE_PD] = "PD",
> [POWER_SUPPLY_USB_TYPE_PD_DRP] = "PD_DRP",
> [POWER_SUPPLY_USB_TYPE_PD_PPS] = "PD_PPS",
> + [POWER_SUPPLY_USB_TYPE_PD_SPR_AVS] = "PD_SPR_AVS",
> + [POWER_SUPPLY_USB_TYPE_PD_PPS_SPR_AVS] = "PD_PPS_SPR_AVS",
> [POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID] = "BrickID",
> };
>
> diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
> index 360ffdf272da..7a5e4c3242a0 100644
> --- a/include/linux/power_supply.h
> +++ b/include/linux/power_supply.h
> @@ -210,6 +210,9 @@ enum power_supply_usb_type {
> POWER_SUPPLY_USB_TYPE_PD, /* Power Delivery Port */
> POWER_SUPPLY_USB_TYPE_PD_DRP, /* PD Dual Role Port */
> POWER_SUPPLY_USB_TYPE_PD_PPS, /* PD Programmable Power Supply */
> + /* PD Standard Power Range Adjustable Voltage Supply */
> + POWER_SUPPLY_USB_TYPE_PD_SPR_AVS,
> + POWER_SUPPLY_USB_TYPE_PD_PPS_SPR_AVS, /* Supports both PD PPS + SPR AVS */
> POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
> };
>
> --
> 2.53.0.851.ga537e3e6e9-goog
>

Attachment: signature.asc
Description: PGP signature