V4L/DVB (4382): Dvb_attach modifications to dvb frontend structures

Add write() op
Add release_sec() op
Add change misc_priv->sec_priv data field
Acked-by: NMichael Krufky <mkrufky@linuxtv.org>
Acked-by: NTrent Piepho <xyzzy@speakeasy.org>
Signed-off-by: NAndrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/dvb/dvb-core/dvb_frontend.h

@@ -92,10 +92,13 @@ struct dvb_frontend_ops {
 	struct dvb_frontend_info info;
 
 	void (*release)(struct dvb_frontend* fe);
+	void (*release_sec)(struct dvb_frontend* fe);
 
 	int (*init)(struct dvb_frontend* fe);
 	int (*sleep)(struct dvb_frontend* fe);
 
+	int (*write)(struct dvb_frontend* fe, u8* buf, int len);
+
 	/* if this is set, it overrides the default swzigzag */
 	int (*tune)(struct dvb_frontend* fe,
 		    struct dvb_frontend_parameters* params,
@@ -147,7 +150,7 @@ struct dvb_frontend {
 	void* demodulator_priv;
 	void* tuner_priv;
 	void* frontend_priv;
-	void* misc_priv;
+	void* sec_priv;
 };
 
 extern int dvb_register_frontend(struct dvb_adapter* dvb,