Commit 9afaf755 authored Sep 22, 2015 by Gregory Herrero Committed by Felipe Balbi Oct 01, 2015

usb: dwc2: host: avoid resetting lx_state to L3 during disconnect



When a device is disconnected, lx_state must not be changed since the
device may be disconnected whereas controller is still powered.

Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Tested-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Tested-by: John Youn <johnyoun@synopsys.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

parent 31927b6b

drivers/usb/dwc2/core_intr.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -387,9 +387,6 @@ static void dwc2_handle_disconnect_intr(struct dwc2_hsotg *hsotg)
		if (hsotg->op_state == OTG_STATE_A_HOST)
		dwc2_hcd_disconnect(hsotg);

		/* Change to L3 (OFF) state */
		hsotg->lx_state = DWC2_L3;

		dwc2_writel(GINTSTS_DISCONNINT, hsotg->regs + GINTSTS);
		}