V4L/DVB (7186): tda10086: make the 22kHz tone for DISEQC a config option

Some cards need the diseqc signal modulated, while some just need
the envelope to control the LNB supply.

This fixes Bug 9887


Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Acked-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/frontends/tda10086.h b/drivers/media/dvb/frontends/tda10086.h
index ed584a8..eeceaee 100644
--- a/drivers/media/dvb/frontends/tda10086.h
+++ b/drivers/media/dvb/frontends/tda10086.h
@@ -33,6 +33,9 @@
 
 	/* does the "inversion" need inverted? */
 	u8 invert;
+
+	/* do we need the diseqc signal with carrier? */
+	u8 diseqc_tone;
 };
 
 #if defined(CONFIG_DVB_TDA10086) || (defined(CONFIG_DVB_TDA10086_MODULE) && defined(MODULE))