On 7/5/19 12:44 PM, Michal Suchanek wrote:
> Variant of the int_msg wrapper that does not introduce excessive retry
> delay on error.
> 
> Signed-off-by: Michal Suchanek <msucha...@suse.de>
> ---
> v2: usb_submit_int_msg -> usb_int_msg
> ---
>  common/usb.c  | 9 +++++++++
>  include/usb.h | 2 ++
>  2 files changed, 11 insertions(+)
> 
> diff --git a/common/usb.c b/common/usb.c
> index f57c0e8cdf57..1bd60b24a555 100644
> --- a/common/usb.c
> +++ b/common/usb.c
> @@ -200,6 +200,15 @@ int usb_int_msg(struct usb_device *dev, unsigned long 
> pipe,
>       return submit_int_msg(dev, pipe, buffer, transfer_len, interval, false);
>  }
>  
> +/*
> + * submits an Interrupt Message without retry
> + */
> +int usb_int_msg_nonblock(struct usb_device *dev, unsigned long pipe,
> +                     void *buffer, int transfer_len, int interval)
> +{
> +     return submit_int_msg(dev, pipe, buffer, transfer_len, interval, true);
> +}

Wouldn't it be shorter to just call submit_int_msg() directly, with the
extra parameter ?
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