V4L/DVB (7672): dib7000p: Add output mode param to the attach struct

This allows future drivers to select the most appropriate output mode.
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Reviewed-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/dvb/frontends/dib7000p.c

@@ -1168,7 +1168,7 @@ static int dib7000p_set_frontend(struct dvb_frontend* fe,
 	ret = dib7000p_tune(fe, fep);
 
 	/* make this a config parameter */
-	dib7000p_set_output_mode(state, OUTMODE_MPEG2_FIFO);
+	dib7000p_set_output_mode(state, state->cfg.output_mode);
     return ret;
 }
 
@@ -1330,6 +1330,12 @@ struct dvb_frontend * dib7000p_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr,
 	st->gpio_val = cfg->gpio_val;
 	st->gpio_dir = cfg->gpio_dir;
 
+	/* Ensure the output mode remains at the previous default if it's
+	 * not specifically set by the caller.
+	 */
+	if (st->cfg.output_mode != OUTMODE_MPEG2_SERIAL)
+		st->cfg.output_mode = OUTMODE_MPEG2_FIFO;
+
 	demod                   = &st->demod;
 	demod->demodulator_priv = st;
 	memcpy(&st->demod.ops, &dib7000p_ops, sizeof(struct dvb_frontend_ops));

drivers/media/dvb/frontends/dib7000p.h

@@ -31,6 +31,8 @@ struct dib7000p_config {
 	u8 spur_protect;
 
 	int (*agc_control) (struct dvb_frontend *, u8 before);
+
+	u8 output_mode;
 };
 
 #define DEFAULT_DIB7000P_I2C_ADDRESS 18