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>

diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c
index a6b16139850d10b515fd05c295989363f4467272..3275310a8fb395f9862712134db9e849dc23ed10 100644 (file)
--- a/drivers/usb/dwc2/core_intr.c
+++ b/drivers/usb/dwc2/core_intr.c
@@ -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);
 }