[media] dvb_usb_v2: move dvb_usbv2_generic_rw() debugs behind define
authorAntti Palosaari <crope@iki.fi>
Wed, 20 Jun 2012 01:31:04 +0000 (22:31 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Sat, 4 Aug 2012 10:56:37 +0000 (07:56 -0300)
It is nice to have this debug, but as it generates very huge amount
of traffic, better to make it conditional. Use define macro to disable
it as I did not find out how to use dynamic debugs to dump variable
length buffers like that.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/dvb/dvb-usb/dvb_usb_urb.c

index 75b7ac43810d19876991e4a855dfedc586f287bc..e886362ccf7e672c613167d19117f6df9253dc7c 100644 (file)
@@ -8,6 +8,7 @@
  */
 #include "dvb_usb_common.h"
 
+#undef DVB_USB_XFER_DEBUG
 int dvb_usbv2_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf,
        u16 rlen, int delay_ms)
 {
@@ -26,8 +27,10 @@ int dvb_usbv2_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf,
        if (ret)
                return ret;
 
+#ifdef DVB_USB_XFER_DEBUG
        print_hex_dump(KERN_DEBUG, KBUILD_MODNAME ": >>> ", DUMP_PREFIX_NONE,
                        32, 1, wbuf, wlen, 0);
+#endif
 
        ret = usb_bulk_msg(d->udev, usb_sndbulkpipe(d->udev,
                        d->props->generic_bulk_ctrl_endpoint), wbuf, wlen,
@@ -53,10 +56,10 @@ int dvb_usbv2_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf,
                if (ret)
                        pr_err("%s: recv bulk message failed: %d\n",
                                        KBUILD_MODNAME, ret);
-               else
-                       print_hex_dump(KERN_DEBUG, KBUILD_MODNAME ": <<< ",
-                                       DUMP_PREFIX_NONE, 32, 1, rbuf, actlen,
-                                       0);
+#ifdef DVB_USB_XFER_DEBUG
+               print_hex_dump(KERN_DEBUG, KBUILD_MODNAME ": <<< ",
+                               DUMP_PREFIX_NONE, 32, 1, rbuf, actlen, 0);
+#endif
        }
 
        mutex_unlock(&d->usb_mutex);