Re: [PATCH v9 03/14] usb: hcd.h: Add OTG to HCD interface

[Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>]

Hello.

On 6/8/2016 12:03 PM, Roger Quadros wrote:

> The OTG core will use struct otg_hcd_ops to interface
> with the HCD controller.

    Host controller driver (HCD) controller? Maybe just HC? :-)

> The main purpose of this interface is to avoid directly
> calling HCD APIs from the OTG core as they
> wouldn't be defined in the built-in symbol table if
> CONFIG_USB is m.
>
> Signed-off-by: Roger Quadros <rogerq@ti.com>
> Acked-by: Peter Chen <peter.chen@nxp.com>
> ---
>  include/linux/usb/hcd.h | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
>
> diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
> index 66fc137..7914bed 100644
> --- a/include/linux/usb/hcd.h
> +++ b/include/linux/usb/hcd.h
> @@ -400,6 +400,30 @@ struct hc_driver {
>
>  };
>
> +/**
> + * struct otg_hcd_ops - Interface between OTG core and HCD
> + *
> + * Provided by the HCD core to allow the OTG core to interface with the HCD
> + *
> + * @add: function to add the HCD
> + * @remove: function to remove the HCD
> + * @usb_bus_start_enum: function to immediately start bus enumeration
> + * @usb_control_msg: function to build and send of a control urb

    That "of" is not needed. And it's URB.

[...]

MBR, Sergei