diff options
| author |   Richard Zhao <richard.zhao@freescale.com> | 2012-07-07 22:56:44 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-09 09:55:09 -0700 |
| commit | 526c51382d59144a3704970ab111d668e604a10f (patch) | |
| tree | 0b36e45f6d5c0c3effa096d88f8709aec1530b0e /include/linux/usb/otg.h | |
| parent | usb: chipidea: select USB_EHCI_ROOT_HUB_TT in USB_CHIPIDEA_HOST of Kconfig (diff) | |
| download | linux-dev-526c51382d59144a3704970ab111d668e604a10f.tar.xz linux-dev-526c51382d59144a3704970ab111d668e604a10f.zip | |
usb: otg: add notify_connect/notify_disconnect callback
This let usb phy driver has a chance to change hw settings when connect
status change.
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Tested-by: Subodh Nijsure <snijsure@grid-net.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb/otg.h')
| -rw-r--r-- | include/linux/usb/otg.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 0cb2ec2e50c0..45824be0a2f9 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -128,6 +128,9 @@ 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); }; @@ -277,6 +280,24 @@ 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) |