On 10/15/2013 07:43 PM, Felipe Balbi wrote:
> Hi,
Hi,
>> index d1d6b83..9af6bba 100644 ---
>> a/drivers/usb/musb/musb_virthub.c +++
>> b/drivers/usb/musb/musb_virthub.c @@ -220,6 +220,23 @@ int
>> musb_hub_status_data(struct usb_hcd *hcd, char *buf) return
>> retval; }
>>
>> +static int musb_has_gadget(struct musb *musb) +{ + /* + * In
>> host-only mode we start a connection right away. In OTG mode + *
>> we have to wait until we loaded a gadget. We don't really need a
>> + * gadget if we operate as a host but we should not start a
>> session + * as a device without a gadget or else we explode. +
>> */ +#ifdef CONFIG_USB_MUSB_HOST + return 1; +#else + if
>> (musb->port_mode == MUSB_PORT_MODE_HOST) + return 1; + return
>> musb->g.dev.driver != NULL; +#endif
>
> the logic looks inverted :-s has_gadget() is true when port mode is
> host or we're in host-only builds :-(
No, that is okay. As the comment says in host-only mode we never have a
gadget therefore we always return 1 (as we never get a second chance to
power up the port).
If you don't like the "has_gadget" part here I could rename it to
"musb_can_power_port" how about it?
Sebastian
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