Re: [PATCH 17/82] usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()

[Nicolas Ferre]

Le 31/10/2016 à 11:48, Felipe Balbi a écrit :
> We have introduced a helper to calculate multiplier
> value from wMaxPacketSize. Start using it.
> 
> Cc: Nicolas Ferre 
Acked-by: Nicolas Ferre 

> Cc: 
> Signed-off-by: Felipe Balbi 
> ---
>  drivers/usb/gadget/udc/atmel_usba_udc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c 
> b/drivers/usb/gadget/udc/atmel_usba_udc.c
> index 45bc997d0711..c57012b1ddf4 100644
> --- a/drivers/usb/gadget/udc/atmel_usba_udc.c
> +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
> @@ -573,7 +573,7 @@ usba_ep_enable(struct usb_ep *_ep, const struct 
> usb_endpoint_descriptor *desc)
>* Bits 11:12 specify number of _additional_
>* transactions per microframe.
>*/
> - nr_trans = ((usb_endpoint_maxp(desc) >> 11) & 3) + 1;
> + nr_trans = usb_endpoint_maxp_mult(desc);
>   if (nr_trans > 3)
>   return -EINVAL;
>  
> 


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Nicolas Ferre
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[PATCH 17/82] usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()

[Felipe Balbi]

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Nicolas Ferre 
Cc: 
Signed-off-by: Felipe Balbi 
---
 drivers/usb/gadget/udc/atmel_usba_udc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c 
b/drivers/usb/gadget/udc/atmel_usba_udc.c
index 45bc997d0711..c57012b1ddf4 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -573,7 +573,7 @@ usba_ep_enable(struct usb_ep *_ep, const struct 
usb_endpoint_descriptor *desc)
 * Bits 11:12 specify number of _additional_
 * transactions per microframe.
 */
-   nr_trans = ((usb_endpoint_maxp(desc) >> 11) & 3) + 1;
+   nr_trans = usb_endpoint_maxp_mult(desc);
if (nr_trans > 3)
return -EINVAL;
 
-- 
2.10.1

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