Re: [PATCH 2/2] usb: chipidea: udc: do not run udc directly when start udc in otg fsm mode

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Feb 09, 2015 at 09:23:59PM +0800, Li Jun wrote:
> From: Li Jun <b47624@xxxxxxxxxxxxx>
> 
> For A-device, when load gadget driver, we should not run udc either as this
> will be controlled by otg fsm.
> 
> Signed-off-by: Li Jun <jun.li@xxxxxxxxxxxxx>
> ---
>  drivers/usb/chipidea/udc.c |    5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
> index 4254792..c85a9ee 100644
> --- a/drivers/usb/chipidea/udc.c
> +++ b/drivers/usb/chipidea/udc.c
> @@ -1689,8 +1689,9 @@ static int ci_udc_start(struct usb_gadget *gadget,
>  	ci->driver = driver;
>  
>  	/* Start otg fsm for B-device */
> -	if (ci_otg_is_fsm_mode(ci) && ci->fsm.id) {
> -		ci_hdrc_otg_fsm_start(ci);
> +	if (ci_otg_is_fsm_mode(ci)) {
> +		if (ci->fsm.id)
> +			ci_hdrc_otg_fsm_start(ci);
>  		return retval;
>  	}
>  

In fact, we can quit for all hosts, would you have a patch for that?

-- 

Best Regards,
Peter Chen
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux