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Commit 75d2f754 authored by Li Jun's avatar Li Jun Committed by Felipe Balbi
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usb: chipidea: otg: enable HNP polling support for gadget and host 



Enable HNP polling support for chipidea gadget and allocate memory
for host request flag when otg fsm init.

Acked-by: default avatarPeter Chen <peter.chen@nxp.com>
Signed-off-by: default avatarLi Jun <jun.li@nxp.com>
Signed-off-by: default avatarFelipe Balbi <balbi@kernel.org>
parent 2dfb46be

drivers/usb/chipidea/otg_fsm.c

+4 −0
Original line number Diff line number Diff line
@@ -797,6 +797,10 @@ int ci_hdrc_otg_fsm_init(struct ci_hdrc *ci) 
	ci->fsm.id = hw_read_otgsc(ci, OTGSC_ID) ? 1 : 0;

	ci->fsm.otg->state = OTG_STATE_UNDEFINED;

	ci->fsm.ops = &ci_otg_ops;

	ci->gadget.hnp_polling_support = 1;

	ci->fsm.host_req_flag = devm_kzalloc(ci->dev, 1, GFP_KERNEL);

	if (!ci->fsm.host_req_flag)

		return -ENOMEM;



	mutex_init(&ci->fsm.lock);