linux-kernel - Re: [PATCH 1/1] usb: early: Correct the endpoint type value for bulk in endpoint

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Message-ID: <20171128072901.GD10757@kroah.com>
Date:   Tue, 28 Nov 2017 08:29:01 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     Ingo Molnar <mingo@...nel.org>, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] usb: early: Correct the endpoint type value for bulk
 in endpoint

On Tue, Nov 28, 2017 at 12:52:24PM +0800, Lu Baolu wrote:
> This corrects the endpiont type value set to the DbC bulk in endpoint.
> The previous value doesn't cause any problems because that we now only
> use the bulk out endpoint. Set the hardware with the correct value any
> way.
> 
> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
> ---
>  drivers/usb/early/xhci-dbc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c
> index 8a700b4..e15e896 100644
> --- a/drivers/usb/early/xhci-dbc.c
> +++ b/drivers/usb/early/xhci-dbc.c
> @@ -328,7 +328,7 @@ static void xdbc_mem_init(void)
>  	ep_in = (struct xdbc_ep_context *)&ctx->in;
>  
>  	ep_in->ep_info1		= 0;
> -	ep_in->ep_info2		= cpu_to_le32(EP_TYPE(BULK_OUT_EP) | MAX_PACKET(1024) | MAX_BURST(max_burst));
> +	ep_in->ep_info2		= cpu_to_le32(EP_TYPE(BULK_IN_EP) | MAX_PACKET(1024) | MAX_BURST(max_burst));

Should this go to the stable kernels?  If so, how far back?

thanks,

greg k-h