diff options
| author | Robert Baldyga <r.baldyga@samsung.com> | 2015-07-31 16:00:15 +0200 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-08-04 12:25:09 -0500 |
| commit | 80e6e3847f851fc05e63265050115e29e2a50d7e (patch) | |
| tree | e75b36fd65ed5178f51580476bc624506c83cab9 /include/linux/usb/gadget.h | |
| parent | 734b5a2addd333829a6d647ee14a3609c7a87c44 (diff) | |
usb: gadget: add endpoint capabilities helper macros
Add macros useful while initializing array of endpoint capabilities
structures. These macros makes structure initialization more compact
to decrease number of code lines and increase readability of code.
Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'include/linux/usb/gadget.h')
| -rw-r--r-- | include/linux/usb/gadget.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index a9a49593c239..82b5bcbd2c98 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -158,6 +158,26 @@ struct usb_ep_caps { unsigned dir_out:1; }; +#define USB_EP_CAPS_TYPE_CONTROL 0x01 +#define USB_EP_CAPS_TYPE_ISO 0x02 +#define USB_EP_CAPS_TYPE_BULK 0x04 +#define USB_EP_CAPS_TYPE_INT 0x08 +#define USB_EP_CAPS_TYPE_ALL \ + (USB_EP_CAPS_TYPE_ISO | USB_EP_CAPS_TYPE_BULK | USB_EP_CAPS_TYPE_INT) +#define USB_EP_CAPS_DIR_IN 0x01 +#define USB_EP_CAPS_DIR_OUT 0x02 +#define USB_EP_CAPS_DIR_ALL (USB_EP_CAPS_DIR_IN | USB_EP_CAPS_DIR_OUT) + +#define USB_EP_CAPS(_type, _dir) \ + { \ + .type_control = !!(_type & USB_EP_CAPS_TYPE_CONTROL), \ + .type_iso = !!(_type & USB_EP_CAPS_TYPE_ISO), \ + .type_bulk = !!(_type & USB_EP_CAPS_TYPE_BULK), \ + .type_int = !!(_type & USB_EP_CAPS_TYPE_INT), \ + .dir_in = !!(_dir & USB_EP_CAPS_DIR_IN), \ + .dir_out = !!(_dir & USB_EP_CAPS_DIR_OUT), \ + } + /** * struct usb_ep - device side representation of USB endpoint * @name:identifier for the endpoint, such as "ep-a" or "ep9in-bulk" |