diff options
| author | Andrzej Pietrasiewicz <andrzej.p@samsung.com> | 2015-03-03 09:52:24 (GMT) |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-03-10 20:33:39 (GMT) |
| commit | d7239f4c6daeb7a987a0e6f37a3ea24b37f7c208 (patch) | |
| tree | ba2d5dfd5fb4bf5925c2678fd280bb4dd78453c7 /drivers/usb/gadget | |
| parent | f563d230903210acc2336af58e422216b68ded76 (diff) | |
| download | linux-d7239f4c6daeb7a987a0e6f37a3ea24b37f7c208.tar.xz | |
usb: gadget: printer: name class specific requests
Avoid using magic numbers.
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/legacy/printer.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/usb/gadget/legacy/printer.c b/drivers/usb/gadget/legacy/printer.c index 955847f..78f5154 100644 --- a/drivers/usb/gadget/legacy/printer.c +++ b/drivers/usb/gadget/legacy/printer.c @@ -47,6 +47,9 @@ USB_GADGET_COMPOSITE_OPTIONS(); #define DRIVER_DESC "Printer Gadget" #define DRIVER_VERSION "2007 OCT 06" +#define GET_DEVICE_ID 0 +#define GET_PORT_STATUS 1 +#define SOFT_RESET 2 static const char shortname [] = "printer"; static const char driver_desc [] = DRIVER_DESC; @@ -992,7 +995,7 @@ static int printer_func_setup(struct usb_function *f, switch (ctrl->bRequestType&USB_TYPE_MASK) { case USB_TYPE_CLASS: switch (ctrl->bRequest) { - case 0: /* Get the IEEE-1284 PNP String */ + case GET_DEVICE_ID: /* Get the IEEE-1284 PNP String */ /* Only one printer interface is supported. */ if ((wIndex>>8) != dev->interface) break; @@ -1003,7 +1006,7 @@ static int printer_func_setup(struct usb_function *f, &dev->pnp_string[2]); break; - case 1: /* Get Port Status */ + case GET_PORT_STATUS: /* Get Port Status */ /* Only one printer interface is supported. */ if (wIndex != dev->interface) break; @@ -1012,7 +1015,7 @@ static int printer_func_setup(struct usb_function *f, value = min(wLength, (u16) 1); break; - case 2: /* Soft Reset */ + case SOFT_RESET: /* Soft Reset */ /* Only one printer interface is supported. */ if (wIndex != dev->interface) break; |