[PATCH v8 10/14] usb: otg: add notify_connect/notify_disconnect callback
From: Richard Zhao <hidden>
Date: 2012-06-28 03:37:27
Also in:
linux-arm-kernel
Subsystem:
the rest, usb subsystem · Maintainers:
Linus Torvalds, Greg Kroah-Hartman
Possibly related (same subject, not in this thread)
- 2012-06-29 · [PATCH v8 10/14] usb: otg: add notify_connect/notify_disconnect callback · Richard Zhao <hidden>
This let usb phy driver has a chance to change hw settings when connect status change. Signed-off-by: Richard Zhao <redacted> Acked-by: Felipe Balbi <redacted> Tested-by: Subodh Nijsure <snijsure-4jo+YWezP1RWk0Htik3J/w@public.gmane.org> --- include/linux/usb/otg.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 38ab3f4..6dfdc8d 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h@@ -117,6 +117,9 @@ struct usb_phy { int (*set_suspend)(struct usb_phy *x, int suspend); + /* notify phy connect status change */ + int (*notify_connect)(struct usb_phy *x, int port); + int (*notify_disconnect)(struct usb_phy *x, int port); };
@@ -252,6 +255,24 @@ usb_phy_set_suspend(struct usb_phy *x, int suspend) } static inline int +usb_phy_notify_connect(struct usb_phy *x, int port) +{ + if (x->notify_connect) + return x->notify_connect(x, port); + else + return 0; +} + +static inline int +usb_phy_notify_disconnect(struct usb_phy *x, int port) +{ + if (x->notify_disconnect) + return x->notify_disconnect(x, port); + else + return 0; +} + +static inline int otg_start_srp(struct usb_otg *otg) { if (otg && otg->start_srp)
--
1.7.9.5
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