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

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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>
This commit is contained in:
Gregory Herrero 2015-09-22 15:16:42 +02:00 committed by Felipe Balbi
parent 31927b6b68
commit 9afaf75508
1 changed files with 0 additions and 3 deletions
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3
drivers/usb/dwc2/core_intr.c
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@ -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);
}