[media] af9035: style changes for remote controller polling
authorAntti Palosaari <crope@iki.fi>
Fri, 8 Mar 2013 20:50:21 +0000 (17:50 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Thu, 21 Mar 2013 22:06:31 +0000 (19:06 -0300)
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/usb/dvb-usb-v2/af9035.c

index 5d6b371..bc26b52 100644 (file)
@@ -1221,10 +1221,10 @@ err:
 #if IS_ENABLED(CONFIG_RC_CORE)
 static int af9035_rc_query(struct dvb_usb_device *d)
 {
-       unsigned int key;
-       unsigned char b[4];
        int ret;
-       struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, b };
+       u32 key;
+       u8 buf[4];
+       struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf };
 
        ret = af9035_ctrl_msg(d, &req);
        if (ret == 1)
@@ -1232,18 +1232,21 @@ static int af9035_rc_query(struct dvb_usb_device *d)
        else if (ret < 0)
                goto err;
 
-       if ((b[2] + b[3]) == 0xff) {
-               if ((b[0] + b[1]) == 0xff) {
-                       /* NEC */
-                       key = b[0] << 8 | b[2];
+       if ((buf[2] + buf[3]) == 0xff) {
+               if ((buf[0] + buf[1]) == 0xff) {
+                       /* NEC standard 16bit */
+                       key = buf[0] << 8 | buf[2];
                } else {
-                       /* ext. NEC */
-                       key = b[0] << 16 | b[1] << 8 | b[2];
+                       /* NEC extended 24bit */
+                       key = buf[0] << 16 | buf[1] << 8 | buf[2];
                }
        } else {
-               key = b[0] << 24 | b[1] << 16 | b[2] << 8 | b[3];
+               /* NEC full code 32bit */
+               key = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3];
        }
 
+       dev_dbg(&d->udev->dev, "%s: %*ph\n", __func__, 4, buf);
+
        rc_keydown(d->rc_dev, key, 0);
 
        return 0;