From mboxrd@z Thu Jan 1 00:00:00 1970 From: richard.zhao@freescale.com (Richard Zhao) Date: Fri, 25 May 2012 10:24:14 +0800 Subject: [PATCH v3 01/12] usb: otg: add notify_connect/notify_disconnect callback In-Reply-To: <1337912665-16615-1-git-send-email-richard.zhao@freescale.com> References: <1337912665-16615-1-git-send-email-richard.zhao@freescale.com> Message-ID: <1337912665-16615-2-git-send-email-richard.zhao@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This let usb phy driver has a chance to change hw settings when connect status change. Signed-off-by: Richard Zhao --- 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 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) -- 1.7.5.4