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UPSTREAM: usb: dwc2: gadget: Only initialize device if in device mode

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In dwc2_hsotg_udc_start(), don't initialize the controller for device
mode unless we are actually in device mode.

Change-Id: I6cb115683fc172987928d3e0ea4c2c03cf2b0706
Tested-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: William Wu <william.wu@rock-chips.com>
(cherry picked from commit d0f0ac56b3)
This commit is contained in:
John Youn
2016-09-07 19:39:37 -07:00
committed by Tao Huang
parent f773c373bc
commit b71a018c06
1 changed files with 5 additions and 2 deletions
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7
drivers/usb/dwc2/gadget.c
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@@ -3467,8 +3467,11 @@ static int dwc2_hsotg_udc_start(struct usb_gadget *gadget,
otg_set_peripheral(hsotg->uphy->otg, &hsotg->gadget);
spin_lock_irqsave(&hsotg->lock, flags);
dwc2_hsotg_init(hsotg);
dwc2_hsotg_core_init_disconnected(hsotg, false);
if (dwc2_hw_is_device(hsotg)) {
dwc2_hsotg_init(hsotg);
dwc2_hsotg_core_init_disconnected(hsotg, false);
}
hsotg->enabled = 0;
spin_unlock_irqrestore(&hsotg->lock, flags);