On Fri, 16 May 2008 10:38:43 -0700, Tony Lindgren <[EMAIL PROTECTED]> wrote:
> * Felipe Balbi <[EMAIL PROTECTED]> [080513 05:33]:
>> From: ext Felipe Balbi <[EMAIL PROTECTED]>
>>
>> This is mostly cosmetic but can help us in the future
>> making musb driver not insertion-based.
>>
>> I mean, whenever we attach micro-/mini-A connector to
>> musb-based devices, we instantaneously turn vbus on where
>> we should wait until we need to use the bus.
> 
> This would break standard host behavious of basic USB devices that
> don't support SRP?

Hmm... the way it is today yeah, but I can keep the behaviour
that we try to turn vbus on whenever we attach micro/mini-a. But
I was thinking on letting a file manager (or any other application
that would use usb) to turn vbus on.

If it's a mass storage device, you could let file manager write
to session sysfs entry (which I'm changing to make it work on
both roles).

> 
> Tony
> 
>> Signed-off-by: Felipe Balbi <[EMAIL PROTECTED]>
>> ---
>>  drivers/usb/musb/tusb6010.c |    2 ++
>>  1 files changed, 2 insertions(+), 0 deletions(-)
>>
>> diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
>> index 1f3643b..9f92cef 100644
>> --- a/drivers/usb/musb/tusb6010.c
>> +++ b/drivers/usb/musb/tusb6010.c
>> @@ -673,6 +673,8 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void
> __iomem *tbase)
>>                      default_a = is_host_enabled(musb);
>>              DBG(2, "Default-%c\n", default_a ? 'A' : 'B');
>>              musb->xceiv.default_a = default_a;
>> +            musb->xceiv.state = default_a ? OTG_STATE_A_IDLE
>> +                    : OTG_STATE_B_IDLE;
>>              tusb_source_power(musb, default_a);
>>
>>              /* Don't allow idling immediately */
>> --
>> 1.5.5.1.125.gc697a
>>
>> --
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-- 
Best Regards,

Felipe Balbi
http://felipebalbi.com
[EMAIL PROTECTED]

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