linux-kernel - [PATCH] usb: dwc2: skip L2 state of hcd if work in device mode

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Message-Id: <1500868605-24144-1-git-send-email-daniel.meng@rock-chips.com>
Date:   Mon, 24 Jul 2017 11:56:44 +0800
From:   Meng Dongyang <daniel.meng@...k-chips.com>
To:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org
Cc:     wulf@...k-chips.com, frank.wang@...k-chips.com,
        Meng Dongyang <daniel.meng@...k-chips.com>
Subject: [PATCH] usb: dwc2: skip L2 state of hcd if work in device mode

The gadget may fail to enqueue request if the controller has enter L2
state. This patch prevent enter L2 state in hcd driver if the controller
works in device mode.

Meng Dongyang (1):
  usb: dwc2: skip L2 state of hcd if controller work in device mode

 drivers/usb/dwc2/hcd.c | 6 ++++++
 1 file changed, 6 insertions(+)

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1.9.1