redonkable/alistair23-linux
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V4L/DVB (4654): Added module parameter force_lna_activation

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

Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Patrick Boettcher 2006-09-20 04:37:18 -03:00 committed by Mauro Carvalho Chehab
parent 9d0bc7047f
commit 7fb3fc0c30
1 changed files with 9 additions and 1 deletions
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10
drivers/media/dvb/dvb-usb/dib0700_devices.c
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@ -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);