Re: [PATCH v4 04/11] usb: chipidea: udc: driver update for OTG HNP.

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On Wed, Mar 19, 2014 at 06:01:37PM +0800, Li Jun wrote:
> Add b_hnp_enable request handling and enable gadget->is_otg
> 
> Signed-off-by: Li Jun <b47624@xxxxxxxxxxxxx>
> ---
>  drivers/usb/chipidea/udc.c |   11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
> index f58857d..022dd18 100644
> --- a/drivers/usb/chipidea/udc.c
> +++ b/drivers/usb/chipidea/udc.c
> @@ -20,6 +20,7 @@
>  #include <linux/pm_runtime.h>
>  #include <linux/usb/ch9.h>
>  #include <linux/usb/gadget.h>
> +#include <linux/usb/otg-fsm.h>
>  #include <linux/usb/chipidea.h>
>  
>  #include "ci.h"
> @@ -1052,6 +1053,14 @@ __acquires(ci->lock)
>  				default:
>  					break;
>  				}
> +				break;
> +			case USB_DEVICE_B_HNP_ENABLE:
> +				if (gadget_is_otg(&ci->gadget)) {
> +					ci->gadget.b_hnp_enable = 1;
> +					err = isr_setup_status_phase(
> +							ci);
> +				}
> +				break;
>  			default:
>  				goto delegate;
>  			}
> @@ -1759,7 +1768,7 @@ static int udc_start(struct ci_hdrc *ci)
>  	ci->gadget.ops          = &usb_gadget_ops;
>  	ci->gadget.speed        = USB_SPEED_UNKNOWN;
>  	ci->gadget.max_speed    = USB_SPEED_HIGH;
> -	ci->gadget.is_otg       = 0;
> +	ci->gadget.is_otg       = ci->is_otg ? 1 : 0;
>  	ci->gadget.name         = ci->platdata->name;
>  
>  	INIT_LIST_HEAD(&ci->gadget.ep_list);
> -- 
> 1.7.9.5
> 
> 

Acked-by: Peter Chen <peter.chen@xxxxxxxxxxxxx>

-- 

Best Regards,
Peter Chen

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