From 75d2f754e2d8937890336803ae27e3503f192705 Mon Sep 17 00:00:00 2001 From: Li Jun Date: Fri, 19 Feb 2016 10:04:46 +0800 Subject: [PATCH] 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: Peter Chen Signed-off-by: Li Jun Signed-off-by: Felipe Balbi --- drivers/usb/chipidea/otg_fsm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/usb/chipidea/otg_fsm.c b/drivers/usb/chipidea/otg_fsm.c index cb28e763f0b8..9a963a749467 100644 --- a/drivers/usb/chipidea/otg_fsm.c +++ b/drivers/usb/chipidea/otg_fsm.c @@ -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); -- 2.39.5