[U-Boot] [PATCH 4/6] usb: bugfix driver/usb/host/ehci-hcd.c function ehci_submit_root

Michael Trimarchi trimarchi at gandalf.sssup.it
Mon Jun 29 20:23:17 CEST 2009


Prafulla Wadaskar wrote:
>  
>
>   
>> -----Original Message-----
>> From: Michael Trimarchi [mailto:trimarchi at gandalf.sssup.it] 
>> Sent: Monday, June 29, 2009 5:48 PM
>> To: Prafulla Wadaskar
>> Cc: u-boot at lists.denx.de; Ashish Karkare; Prabhanjan Sarnaik; 
>> Ronen Shitrit
>> Subject: Re: [U-Boot] [PATCH 4/6] usb: bugfix 
>> driver/usb/host/ehci-hcd.c function ehci_submit_root
>>
>> Prafulla Wadaskar wrote:
>>     
>>> Signed-off-by: Prafulla Wadaskar <prafulla at marvell.com>
>>> ---
>>>  drivers/usb/host/ehci-hcd.c |    2 +-
>>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>>
>>> diff --git a/drivers/usb/host/ehci-hcd.c 
>>>       
>> b/drivers/usb/host/ehci-hcd.c 
>>     
>>> index bbd547b..7a55638 100644
>>> --- a/drivers/usb/host/ehci-hcd.c
>>> +++ b/drivers/usb/host/ehci-hcd.c
>>> @@ -550,7 +550,7 @@ ehci_submit_root(struct usb_device 
>>>       
>> *dev, unsigned long pipe, void *buffer,
>>     
>>>  	      req->requesttype, req->requesttype,
>>>  	      le16_to_cpu(req->value), le16_to_cpu(req->index));
>>>  
>>> -	typeReq = req->request << 8 | req->requesttype;
>>> +	typeReq = req->request | req->requesttype << 8;
>>>   
>>>       
>> Sorry, but I'm not sure in this inversion. Are your sure?
>>     
> Hi Michael
>
> I spend enough time debugging USB bring up on Kirkwood assuming this shouldn't be really problem, but it was, with this patch the things are working and logical too.
>
> Regards..
> Prafulla . .
>   
Yes, I have drinked somenthing today :(. Linux do the same

typeReq  = (cmd->bRequestType << 8) | cmd->bRequest;

Sorry
Michael







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