V4L/DVB (6630): zl10353: calculate input frequency register instead of using hardcoded value

Now we know the zl10353's correct ADC clock, we can calculate the input
frequency registers correctly instead of just blindly setting them.

Signed-off-by: Chris Pascoe <c.pascoe@itee.uq.edu.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/frontends/zl10353.h b/drivers/media/dvb/frontends/zl10353.h
index 1c3d494..2660cec 100644
--- a/drivers/media/dvb/frontends/zl10353.h
+++ b/drivers/media/dvb/frontends/zl10353.h
@@ -1,7 +1,7 @@
 /*
  *  Driver for Zarlink DVB-T ZL10353 demodulator
  *
- *  Copyright (C) 2006 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
+ *  Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -31,6 +31,7 @@
 
 	/* frequencies in kHz */
 	int adc_clock;	/* default: 45056 */
+	int if2;	/* default: 36167 */
 
 	/* set if no pll is connected to the secondary i2c bus */
 	int no_tuner;