Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753820AbbHGTgE (ORCPT ); Fri, 7 Aug 2015 15:36:04 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:38012 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751641AbbHGTgC (ORCPT ); Fri, 7 Aug 2015 15:36:02 -0400 From: Tal Shorer To: gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Tal Shorer Subject: [Patch v4] usb: hcd.h: Fix the values of SetHubDepth and GetPortErrorCount to match USB 3.1 specification Date: Fri, 7 Aug 2015 22:35:51 +0300 Message-Id: <1438976151-23175-1-git-send-email-tal.shorer@gmail.com> X-Mailer: git-send-email 2.4.6 In-Reply-To: <20150807193048.GA14107@kroah.com> References: <20150807193048.GA14107@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1517 Lines: 40 >From the usb 3.1 spec available at http://www.usb.org/developers/docs/ table 10-7 (Hub Class Requests) specifies the values for SetHubDepth and GetPortErrorCount as: Request bmRequestType bRequest wValue wIndex wLength Data SetHubDepth 00100000B SET_HUB_DEPTH Hub Depth Zero Zero None GetPortErrorCount 10100011B GET_PORT_ERR_COUNT Zero Port Two Number of Link Errors on this port Fix these two values to match the spec. Signed-off-by: Tal Shorer --- include/linux/usb/hcd.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index c9aa779..d2784c1 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -564,9 +564,9 @@ extern void usb_ep0_reinit(struct usb_device *); /*-------------------------------------------------------------------------*/ -/* class requests from USB 3.0 hub spec, table 10-5 */ -#define SetHubDepth (0x3000 | HUB_SET_DEPTH) -#define GetPortErrorCount (0x8000 | HUB_GET_PORT_ERR_COUNT) +/* class requests from USB 3.1 hub spec, table 10-7 */ +#define SetHubDepth (0x2000 | HUB_SET_DEPTH) +#define GetPortErrorCount (0xa300 | HUB_GET_PORT_ERR_COUNT) /* * Generic bandwidth allocation constants/support -- 2.4.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/