| Message ID | 1334762811-23068-3-git-send-email-l.majewski@samsung.com |
|---|---|
| State | Changes Requested |
| Delegated to: | Marek Vasut |
| Headers | show |
Dear Lukasz Majewski, > Add device data pointer to the USB gadget's device struct. > Wrapper for extracting usb_gadget from Linux's usb device > > Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> > Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> > Cc: Marek Vasut <marex@denx.de> Acked-by: Marek Vasut <marex@denx.de> > > --- > include/linux/usb/gadget.h | 6 ++++++ > 1 files changed, 6 insertions(+), 0 deletions(-) > > diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h > index 275cb5f..eba865e 100644 > --- a/include/linux/usb/gadget.h > +++ b/include/linux/usb/gadget.h > @@ -411,6 +411,7 @@ struct usb_gadget_ops { > > struct device { > void *driver_data; /* data private to the driver */ > + void *device_data; /* data private to the device */ Can't device_data be wrapped into driver_data? I guess not ... > }; > > /** > @@ -481,6 +482,11 @@ static inline void *get_gadget_data(struct usb_gadget > *gadget) return gadget->dev.driver_data; > } > > +static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev) > +{ > + return container_of(dev, struct usb_gadget, dev); > +} > + > /* iterates the non-control endpoints; 'tmp' is a struct usb_ep pointer */ > #define gadget_for_each_ep(tmp, gadget) \ > list_for_each_entry(tmp, &(gadget)->ep_list, ep_list) Best regards, Marek Vasut
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 275cb5f..eba865e 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -411,6 +411,7 @@ struct usb_gadget_ops { struct device { void *driver_data; /* data private to the driver */ + void *device_data; /* data private to the device */ }; /** @@ -481,6 +482,11 @@ static inline void *get_gadget_data(struct usb_gadget *gadget) return gadget->dev.driver_data; } +static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev) +{ + return container_of(dev, struct usb_gadget, dev); +} + /* iterates the non-control endpoints; 'tmp' is a struct usb_ep pointer */ #define gadget_for_each_ep(tmp, gadget) \ list_for_each_entry(tmp, &(gadget)->ep_list, ep_list)