Re: [PATCH 03/10] platform/chrome: cros_ec_typec: Stash port driver info

[Benson Leung <bleung@google.com>]

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On Wed, Dec 28, 2022 at 12:45:06AM +0000, Prashant Malani wrote:
> Stash port number and a pointer to the driver-specific struct in the
> local typec port struct.
> 
> These can be useful to the port driver to figure out how to communicate
> with the Chrome EC when an altmode-driver related callback is invoked
> from the Type-C class code.
> 
> Signed-off-by: Prashant Malani <pmalani@chromium.org>

Reviewed-by: Benson Leung <bleung@chromium.org>

> ---
>  drivers/platform/chrome/cros_ec_typec.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
> index 001b0de95a46..bc8dc8bd90b3 100644
> --- a/drivers/platform/chrome/cros_ec_typec.c
> +++ b/drivers/platform/chrome/cros_ec_typec.c
> @@ -45,6 +45,7 @@ struct cros_typec_altmode_node {
>  /* Per port data. */
>  struct cros_typec_port {
>  	struct typec_port *port;
> +	int port_num;
>  	/* Initial capabilities for the port. */
>  	struct typec_capability caps;
>  	struct typec_partner *partner;
> @@ -78,6 +79,8 @@ struct cros_typec_port {
>  	struct usb_power_delivery *partner_pd;
>  	struct usb_power_delivery_capabilities *partner_src_caps;
>  	struct usb_power_delivery_capabilities *partner_sink_caps;
> +
> +	struct cros_typec_data *typec_data;
>  };
>  
>  /* Platform-specific data for the Chrome OS EC Type C controller. */
> @@ -408,6 +411,8 @@ static int cros_typec_init_ports(struct cros_typec_data *typec)
>  			goto unregister_ports;
>  		}
>  
> +		cros_port->port_num = port_num;
> +		cros_port->typec_data = typec;
>  		typec->ports[port_num] = cros_port;
>  		cap = &cros_port->caps;
>  
> -- 
> 2.39.0.314.g84b9a713c41-goog
> 

-- 
Benson Leung
Staff Software Engineer
Chrome OS Kernel
Google Inc.
bleung@google.com
Chromium OS Project
bleung@chromium.org

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