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Commit a7714c1c authored by Gregory Herrero's avatar Gregory Herrero Committed by Felipe Balbi
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usb: dwc2: host: resume root hub on port connect 



Once hub is runtime suspended, dwc2 must resume it
on port connect event.
Else, roothub will stay in suspended state and will
not resume transfers.

Acked-by: default avatarJohn Youn <johnyoun@synopsys.com>
Signed-off-by: default avatarGregory Herrero <gregory.herrero@intel.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 99a65798

drivers/usb/dwc2/hcd_intr.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -350,6 +350,9 @@ static void dwc2_port_intr(struct dwc2_hsotg *hsotg) 
		dev_vdbg(hsotg->dev,

		dev_vdbg(hsotg->dev,

			 "--Port Interrupt HPRT0=0x%08x Port Connect Detected--\n",

			 "--Port Interrupt HPRT0=0x%08x Port Connect Detected--\n",

			 hprt0);

			 hprt0);

		if (hsotg->lx_state != DWC2_L0)

			usb_hcd_resume_root_hub(hsotg->priv);



		hsotg->flags.b.port_connect_status_change = 1;

		hsotg->flags.b.port_connect_status_change = 1;

		hsotg->flags.b.port_connect_status = 1;

		hsotg->flags.b.port_connect_status = 1;

		hprt0_modify |= HPRT0_CONNDET;

		hprt0_modify |= HPRT0_CONNDET;