ALSA: tea575x: use better card and bus names

Provide real card and bus_info instead of hardcoded values.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/include/sound/tea575x-tuner.h b/include/sound/tea575x-tuner.h
index 42ce8cd..d2ea112 100644
--- a/include/sound/tea575x-tuner.h
+++ b/include/sound/tea575x-tuner.h
@@ -52,6 +52,8 @@
 	unsigned long in_use;		/* set if the device is in use */
 	struct snd_tea575x_ops *ops;
 	void *private_data;
+	u8 card[32];
+	u8 bus_info[32];
 };
 
 int snd_tea575x_init(struct snd_tea575x *tea);