V4L/DVB (3145): syncronizes some changes between v4l and dvb

- digitv_ctrl_msg() if (wo) test is reversed. fixed.
- usb timeout is in Hz, not in jiffies.
- NULL replaced by 0 to be coherent.
- removed uneeded headers.

Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-firmware.c b/drivers/media/dvb/dvb-usb/dvb-usb-firmware.c
index ab87af9..51ce7403 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-firmware.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-firmware.c
@@ -30,7 +30,7 @@
 static int usb_cypress_writemem(struct usb_device *udev,u16 addr,u8 *data, u8 len)
 {
 	return usb_control_msg(udev, usb_sndctrlpipe(udev,0),
-			0xa0, USB_TYPE_VENDOR, addr, 0x00, data, len, 5*HZ);
+			0xa0, USB_TYPE_VENDOR, addr, 0x00, data, len, 5000);
 }
 
 static int usb_cypress_load_firmware(struct usb_device *udev, const struct firmware *fw, int type)