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authorLi Jun <b47624@freescale.com>2014-04-23 15:56:50 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-04-24 12:56:35 -0700
commit4dcf720c5d40b27c916e7115ad75b335c9c1e264 (patch)
treedd40e11f5e40ee2dbe96b8a9ac2b12538692dd33 /drivers/usb/chipidea/otg_fsm.h
parente287b67b00c8d5306e0fe6be1d597e23d8c4783e (diff)
usb: chipidea: OTG HNP and SRP fsm implementation
USB OTG interrupt handling and fsm transitions according to USB OTG and EH 2.0. Signed-off-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Li Jun <b47624@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/otg_fsm.h')
-rw-r--r--drivers/usb/chipidea/otg_fsm.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/otg_fsm.h b/drivers/usb/chipidea/otg_fsm.h
index 420f081e7e6a..6ec8247d8179 100644
--- a/drivers/usb/chipidea/otg_fsm.h
+++ b/drivers/usb/chipidea/otg_fsm.h
@@ -92,6 +92,9 @@ struct ci_otg_fsm_timer_list {
#ifdef CONFIG_USB_OTG_FSM
int ci_hdrc_otg_fsm_init(struct ci_hdrc *ci);
+int ci_otg_fsm_work(struct ci_hdrc *ci);
+irqreturn_t ci_otg_fsm_irq(struct ci_hdrc *ci);
+void ci_hdrc_otg_fsm_start(struct ci_hdrc *ci);
#else
@@ -100,6 +103,21 @@ static inline int ci_hdrc_otg_fsm_init(struct ci_hdrc *ci)
return 0;
}
+static inline int ci_otg_fsm_work(struct ci_hdrc *ci)
+{
+ return -ENXIO;
+}
+
+static inline irqreturn_t ci_otg_fsm_irq(struct ci_hdrc *ci)
+{
+ return IRQ_NONE;
+}
+
+static inline void ci_hdrc_otg_fsm_start(struct ci_hdrc *ci)
+{
+
+}
+
#endif
#endif /* __DRIVERS_USB_CHIPIDEA_OTG_FSM_H */