From 7fb3fc0c30a8bb8831da9d74b0c5f574962044f1 Mon Sep 17 00:00:00 2001 From: Patrick Boettcher Date: Wed, 20 Sep 2006 04:37:18 -0300 Subject: 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: Patrick Boettcher Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/dib0700_devices.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'drivers/media/dvb/dvb-usb/dib0700_devices.c') diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c index a39917997382..e9a2177bd16a 100644 --- a/drivers/media/dvb/dvb-usb/dib0700_devices.c +++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c @@ -11,6 +11,11 @@ #include "dib3000mc.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 * has a LNA on GPIO0 which is enabled by setting 1 */ 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, 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) { dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10); -- cgit v1.2.3-55-g7522