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Commit 7fb3fc0c authored by Patrick Boettcher's avatar Patrick Boettcher Committed by Mauro Carvalho Chehab
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V4L/DVB (4654): Added module parameter force_lna_activation 



Added a module parameter for force the activation of any LNA on a board.
Suggest by Steve Toth.

Signed-off-by: default avatarPatrick Boettcher <pb@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 9d0bc704

drivers/media/dvb/dvb-usb/dib0700_devices.c

+9 −1
Original line number Original line Diff line number Diff line
@@ -11,6 +11,11 @@ 
#include "dib3000mc.h"

#include "dib3000mc.h"

#include "mt2060.h"

#include "mt2060.h"





static int force_lna_activation;

module_param(force_lna_activation, int, 0644);

MODULE_PARM_DESC(force_lna_activation, "force the activation of Low-Noise-Amplifyer(s) (LNA), "

		"if applicable for the device (default: 0=automatic/off).");



/* Hauppauge Nova-T 500

/* Hauppauge Nova-T 500

 *  has a LNA on GPIO0 which is enabled by setting 1 */

 *  has a LNA on GPIO0 which is enabled by setting 1 */

static struct mt2060_config bristol_mt2060_config[2] = {

static struct mt2060_config bristol_mt2060_config[2] = {
@@ -66,7 +71,10 @@ static int bristol_frontend_attach(struct dvb_usb_adapter *adap) 
		dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0); msleep(10);

		dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0); msleep(10);

		dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1); msleep(10);

		dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1); msleep(10);





		dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1); msleep(10); // LNA

		if (force_lna_activation)

			dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);

		else

			dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 0);





		if (dib3000mc_i2c_enumeration(&adap->dev->i2c_adap, 2, DEFAULT_DIB3000P_I2C_ADDRESS, bristol_dib3000mc_config) != 0) {

		if (dib3000mc_i2c_enumeration(&adap->dev->i2c_adap, 2, DEFAULT_DIB3000P_I2C_ADDRESS, bristol_dib3000mc_config) != 0) {

			dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10);

			dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10);