From: matthieu castet <castet.matthieu@free.fr>
Date: Fri, 16 Dec 2011 18:34:12 +0000 (-0300)
Subject: [media] tm6000: dvb doesn't work on usb1.1
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=c81c0060acff726dc582185da303b3057d780af7;p=~shefty%2Frdma-dev.git

[media] tm6000: dvb doesn't work on usb1.1

Signed-off-by: Matthieu CASTET <castet.matthieu@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/tm6000/tm6000-dvb.c b/drivers/media/video/tm6000/tm6000-dvb.c
index db6a561bca3..e1f3f66e1e6 100644
--- a/drivers/media/video/tm6000/tm6000-dvb.c
+++ b/drivers/media/video/tm6000/tm6000-dvb.c
@@ -406,6 +406,11 @@ static int dvb_init(struct tm6000_core *dev)
 	if (!dev->caps.has_dvb)
 		return 0;
 
+	if (dev->udev->speed == USB_SPEED_FULL) {
+		printk(KERN_INFO "This USB2.0 device cannot be run on a USB1.1 port. (it lacks a hardware PID filter)\n");
+		return 0;
+	}
+
 	dvb = kzalloc(sizeof(struct tm6000_dvb), GFP_KERNEL);
 	if (!dvb) {
 		printk(KERN_INFO "Cannot allocate memory\n");