linux-kernel - Re: [PATCH v2 2/2] platform/chrome: cros_ec_typec: Set parent of partner PD object

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:   Wed, 23 Nov 2022 10:54:23 +0200
From:   Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To:     Prashant Malani <pmalani@...omium.org>
Cc:     linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        chrome-platform@...ts.linux.dev,
        Benson Leung <bleung@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Guenter Roeck <groeck@...omium.org>
Subject: Re: [PATCH v2 2/2] platform/chrome: cros_ec_typec: Set parent of
 partner PD object

On Tue, Nov 22, 2022 at 10:05:37PM +0000, Prashant Malani wrote:
> In order to tell what Type-C device a PD object belongs to, its parent
> needs to be set. Use the Type-C partner USB PD registration wrapper
> to set the parent appropriately for PD objects which are created for
> connected Type-C partners.
> 
> Cc: Benson Leung <bleung@...omium.org>
> Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> Signed-off-by: Prashant Malani <pmalani@...omium.org>

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

> ---
> 
> Changes since v1:
> - Use wrapper function introduced in Patch1 (v2).
> - Update commit message to reflect that we are using the wrapper.
> 
>  drivers/platform/chrome/cros_ec_typec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
> index 2a7ff14dc37e..d5bc4021aca2 100644
> --- a/drivers/platform/chrome/cros_ec_typec.c
> +++ b/drivers/platform/chrome/cros_ec_typec.c
> @@ -968,7 +968,7 @@ static void cros_typec_register_partner_pdos(struct cros_typec_data *typec,
>  	if (!resp->source_cap_count && !resp->sink_cap_count)
>  		return;
>  
> -	port->partner_pd = usb_power_delivery_register(NULL, &desc);
> +	port->partner_pd = typec_partner_usb_power_delivery_register(port->partner, &desc);
>  	if (IS_ERR(port->partner_pd)) {
>  		dev_warn(typec->dev, "Failed to register partner PD device, port: %d\n", port_num);
>  		return;

thanks,

-- 
heikki