Re: [PATCH v1 2/7] usb: chipidea: remove zero check of hw_ep_max

[Peter Chen <peter.chen@xxxxxxxxxxxxx>]

On Tue, May 15, 2012 at 09:58:18PM +0800, Richard Zhao wrote:
> It's 0 for host only device.
> 
> Signed-off-by: Richard Zhao <richard.zhao@xxxxxxxxxxxxx>
> ---
>  drivers/usb/chipidea/core.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
> index f568b8e..15e03b3 100644
> --- a/drivers/usb/chipidea/core.c
> +++ b/drivers/usb/chipidea/core.c
> @@ -195,7 +195,7 @@ static int hw_device_init(struct ci13xxx *ci, void __iomem *base)
>  		ffs_nr(DCCPARAMS_DEN);
>  	ci->hw_ep_max = reg * 2;   /* cache hw ENDPT_MAX */
>  
> -	if (ci->hw_ep_max == 0 || ci->hw_ep_max > ENDPT_MAX)
> +	if (ci->hw_ep_max > ENDPT_MAX)
>  		return -ENODEV;
Can you move this get hw_ep_max code to udc.c? As hw_ep_max is only used
for device driver. What do you think, Alex?
>  
>  	dev_dbg(ci->dev, "ChipIdea HDRC found, lpm: %d; cap: %p op: %p\n",
> -- 
> 1.7.5.4
> 

-- 

Best Regards,
Peter Chen


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