diff options
-rw-r--r-- | drivers/usb/chipidea/otg_fsm.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/otg_fsm.c b/drivers/usb/chipidea/otg_fsm.c index 015da19451ed..6cae389042f7 100644 --- a/drivers/usb/chipidea/otg_fsm.c +++ b/drivers/usb/chipidea/otg_fsm.c @@ -84,6 +84,11 @@ set_a_bus_req(struct device *dev, struct device_attribute *attr, return count; } ci->fsm.a_bus_req = 1; + if (ci->fsm.otg->state == OTG_STATE_A_PERIPHERAL) { + ci->gadget.host_request_flag = 1; + mutex_unlock(&ci->fsm.lock); + return count; + } } ci_otg_queue_work(ci); @@ -162,8 +167,14 @@ set_b_bus_req(struct device *dev, struct device_attribute *attr, mutex_lock(&ci->fsm.lock); if (buf[0] == '0') ci->fsm.b_bus_req = 0; - else if (buf[0] == '1') + else if (buf[0] == '1') { ci->fsm.b_bus_req = 1; + if (ci->fsm.otg->state == OTG_STATE_B_PERIPHERAL) { + ci->gadget.host_request_flag = 1; + mutex_unlock(&ci->fsm.lock); + return count; + } + } ci_otg_queue_work(ci); mutex_unlock(&ci->fsm.lock); |