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Message-Id: <1438969945-21092-1-git-send-email-tal.shorer@gmail.com> Date: Fri, 7 Aug 2015 20:52:25 +0300 From: Tal Shorer <tal.shorer@...il.com> To: gregkh@...uxfoundation.org Cc: linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, Tal Shorer <tal.shorer@...il.com> Subject: [PATCH] usb: hcd.h: Fix the values of SetHubDepth and GetPortErrorCount to match USB 3.1 specification >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 <tal.shorer@...il.com> --- 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..6a24416 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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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