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authorHermann Pitton <hermann-pitton@arcor.de>2006-10-02 20:18:26 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-10-04 08:05:42 -0300
commit6b14ff9e901935a685ac430828452b53936dcbad (patch)
treee881681fc228294bd560cfda4f887d5e8377af37 /drivers/media/video/saa7134
parent17b10a73e697da71faa3e54e35421aca4531aa9b (diff)
V4L/DVB (4702): Fix: set antenna input for DVB-T for Asus P7131 Dual hybrid
This patch forces the correct antenna input input in DVB-T mode for this card. Signed-off-by: Hermann Pitton <hermann-pitton@arcor.de> Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/saa7134')
-rw-r--r--drivers/media/video/saa7134/saa7134-dvb.c32
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index fb741fa465a..f72a91f3025 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -874,6 +874,34 @@ static struct tda1004x_config philips_tiger_config = {
/* ------------------------------------------------------------------ */
+static int asus_p7131_dual_tuner_init(struct dvb_frontend *fe)
+{
+ struct saa7134_dev *dev = fe->dvb->priv;
+ static u8 data[] = { 0x3c, 0x33, 0x6a};
+ struct i2c_msg msg = {.addr=0x08, .flags=0, .buf=data, .len = sizeof(data)};
+
+ if (i2c_transfer(&dev->i2c_adap, &msg, 1) != 1)
+ return -EIO;
+ /* make sure the DVB-T antenna input is set */
+ saa_setl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x0200000);
+ return 0;
+}
+
+static int asus_p7131_dual_tuner_sleep(struct dvb_frontend *fe)
+{
+ struct saa7134_dev *dev = fe->dvb->priv;
+ static u8 data[] = { 0x3c, 0x33, 0x68};
+ struct i2c_msg msg = {.addr=0x08, .flags=0, .buf=data, .len = sizeof(data)};
+
+ i2c_transfer(&dev->i2c_adap, &msg, 1);
+ philips_tda827xa_tuner_sleep( 0x61, fe);
+ /* reset antenna inputs for analog usage */
+ saa_clearl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x0200000);
+ return 0;
+}
+
+/* ------------------------------------------------------------------ */
+
static int lifeview_trio_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{
int ret;
@@ -1148,8 +1176,8 @@ static int dvb_init(struct saa7134_dev *dev)
&philips_tiger_config,
&dev->i2c_adap);
if (dev->dvb.frontend) {
- dev->dvb.frontend->ops.tuner_ops.init = philips_tiger_tuner_init;
- dev->dvb.frontend->ops.tuner_ops.sleep = philips_tiger_tuner_sleep;
+ dev->dvb.frontend->ops.tuner_ops.init = asus_p7131_dual_tuner_init;
+ dev->dvb.frontend->ops.tuner_ops.sleep = asus_p7131_dual_tuner_sleep;
dev->dvb.frontend->ops.tuner_ops.set_params = philips_tiger_tuner_set_params;
}
break;