linux-kernel - [PATCH 22/24] usb: host: xhci: Document xhci_get_endpoint

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Message-Id: <20210526130037.856068-23-lee.jones@linaro.org>
Date:   Wed, 26 May 2021 14:00:35 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org,
        Mathias Nyman <mathias.nyman@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-usb@...r.kernel.org
Subject: [PATCH 22/24] usb: host: xhci: Document xhci_get_endpoint_index()'s 'desc' param

Fixes the following W=1 kernel build warning(s):

 drivers/usb/host/xhci.c:1424: warning: Function parameter or member 'desc' not described in 'xhci_get_endpoint_index'

Cc: Mathias Nyman <mathias.nyman@...el.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-usb@...r.kernel.org
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/usb/host/xhci.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 40ce4b4eb12ad..094b2bf1e2657 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1415,6 +1415,8 @@ static void xhci_unmap_urb_for_dma(struct usb_hcd *hcd, struct urb *urb)
  * HCDs.  Find the index for an endpoint given its descriptor.  Use the return
  * value to right shift 1 for the bitmask.
  *
+ * @desc: USB endpoint descriptor
+ *
  * Index  = (epnum * 2) + direction - 1,
  * where direction = 0 for OUT, 1 for IN.
  * For control endpoints, the IN index is used (OUT index is unused), so
-- 
2.31.1