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authorMauro Carvalho Chehab <mchehab@infradead.org>2008-04-30 20:27:55 +0200
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-05-14 07:53:57 +0200
commitd557dab5de82edfe5bab9a1964dfc5cf2b2b6833 (patch)
tree77f38043c0dc54811daf791a998513e2e8988a30 /drivers/media/video/saa7134/saa7134-dvb.c
parentV4L/DVB (7800): tuner_symbol_probe(): don't do symbol_put() if symbol_request... (diff)
downloadlinux-d557dab5de82edfe5bab9a1964dfc5cf2b2b6833.tar.xz
linux-d557dab5de82edfe5bab9a1964dfc5cf2b2b6833.zip
V4L/DVB (7801): saa7134: detach frontend, if tuner or Diseqc attach fails
Before this patch, an error at tuner or diseqc were discarded by the driver. Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-dvb.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-dvb.c141
1 files changed, 101 insertions, 40 deletions
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index 2d16be2259db..2a9aa726e984 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -538,19 +538,23 @@ static int philips_tda827x_tuner_sleep(struct dvb_frontend *fe)
return 0;
}
-static void configure_tda827x_fe(struct saa7134_dev *dev, struct tda1004x_config *cdec_conf,
- struct tda827x_config *tuner_conf)
+static int configure_tda827x_fe(struct saa7134_dev *dev,
+ struct tda1004x_config *cdec_conf,
+ struct tda827x_config *tuner_conf)
{
dev->dvb.frontend = dvb_attach(tda10046_attach, cdec_conf, &dev->i2c_adap);
if (dev->dvb.frontend) {
if (cdec_conf->i2c_gate)
dev->dvb.frontend->ops.i2c_gate_ctrl = tda8290_i2c_gate_ctrl;
- if (dvb_attach(tda827x_attach, dev->dvb.frontend, cdec_conf->tuner_address,
- &dev->i2c_adap, tuner_conf) == NULL) {
- wprintk("no tda827x tuner found at addr: %02x\n",
+ if (dvb_attach(tda827x_attach, dev->dvb.frontend,
+ cdec_conf->tuner_address,
+ &dev->i2c_adap, tuner_conf))
+ return 0;
+
+ wprintk("no tda827x tuner found at addr: %02x\n",
cdec_conf->tuner_address);
- }
}
+ return -EINVAL;
}
/* ------------------------------------------------------------------ */
@@ -997,7 +1001,9 @@ static int dvb_init(struct saa7134_dev *dev)
break;
case SAA7134_BOARD_FLYDVBTDUO:
case SAA7134_BOARD_FLYDVBT_DUO_CARDBUS:
- configure_tda827x_fe(dev, &tda827x_lifeview_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &tda827x_lifeview_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_PHILIPS_EUROPA:
case SAA7134_BOARD_VIDEOMATE_DVBT_300:
@@ -1022,36 +1028,52 @@ static int dvb_init(struct saa7134_dev *dev)
}
break;
case SAA7134_BOARD_KWORLD_DVBT_210:
- configure_tda827x_fe(dev, &kworld_dvb_t_210_config, &tda827x_cfg_2);
+ if (configure_tda827x_fe(dev, &kworld_dvb_t_210_config,
+ &tda827x_cfg_2) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_PHILIPS_TIGER:
- configure_tda827x_fe(dev, &philips_tiger_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &philips_tiger_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_PINNACLE_PCTV_310i:
- configure_tda827x_fe(dev, &pinnacle_pctv_310i_config, &tda827x_cfg_1);
+ if (configure_tda827x_fe(dev, &pinnacle_pctv_310i_config,
+ &tda827x_cfg_1) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_HAUPPAUGE_HVR1110:
- configure_tda827x_fe(dev, &hauppauge_hvr_1110_config, &tda827x_cfg_1);
+ if (configure_tda827x_fe(dev, &hauppauge_hvr_1110_config,
+ &tda827x_cfg_1) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
- configure_tda827x_fe(dev, &asus_p7131_dual_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &asus_p7131_dual_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_FLYDVBT_LR301:
- configure_tda827x_fe(dev, &tda827x_lifeview_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &tda827x_lifeview_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_FLYDVB_TRIO:
- if(! use_frontend) { /* terrestrial */
- configure_tda827x_fe(dev, &lifeview_trio_config, &tda827x_cfg_0);
+ if (!use_frontend) { /* terrestrial */
+ if (configure_tda827x_fe(dev, &lifeview_trio_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
} else { /* satellite */
dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs, &dev->i2c_adap);
if (dev->dvb.frontend) {
if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x63,
&dev->i2c_adap, 0) == NULL) {
wprintk("%s: Lifeview Trio, No tda826x found!\n", __func__);
+ goto dettach_frontend;
}
if (dvb_attach(isl6421_attach, dev->dvb.frontend, &dev->i2c_adap,
0x08, 0, 0) == NULL) {
wprintk("%s: Lifeview Trio, No ISL6421 found!\n", __func__);
+ goto dettach_frontend;
}
}
}
@@ -1067,15 +1089,20 @@ static int dvb_init(struct saa7134_dev *dev)
&ads_duo_cfg) == NULL) {
wprintk("no tda827x tuner found at addr: %02x\n",
ads_tech_duo_config.tuner_address);
+ goto dettach_frontend;
}
}
break;
case SAA7134_BOARD_TEVION_DVBT_220RF:
- configure_tda827x_fe(dev, &tevion_dvbt220rf_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &tevion_dvbt220rf_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_MEDION_MD8800_QUADRO:
if (!use_frontend) { /* terrestrial */
- configure_tda827x_fe(dev, &md8800_dvbt_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &md8800_dvbt_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
} else { /* satellite */
dev->dvb.frontend = dvb_attach(tda10086_attach,
&flydvbs, &dev->i2c_adap);
@@ -1086,16 +1113,20 @@ static int dvb_init(struct saa7134_dev *dev)
struct i2c_msg msg = {.addr = 0x08, .flags = 0, .len = 1};
if (dvb_attach(tda826x_attach, dev->dvb.frontend,
- 0x60, &dev->i2c_adap, 0) == NULL)
+ 0x60, &dev->i2c_adap, 0) == NULL) {
wprintk("%s: Medion Quadro, no tda826x "
"found !\n", __func__);
+ goto dettach_frontend;
+ }
if (dev_id != 0x08) {
/* we need to open the i2c gate (we know it exists) */
fe->ops.i2c_gate_ctrl(fe, 1);
if (dvb_attach(isl6405_attach, fe,
- &dev->i2c_adap, 0x08, 0, 0) == NULL)
+ &dev->i2c_adap, 0x08, 0, 0) == NULL) {
wprintk("%s: Medion Quadro, no ISL6405 "
"found !\n", __func__);
+ goto dettach_frontend;
+ }
if (dev_id == 0x07) {
/* fire up the 2nd section of the LNB supply since
we can't do this from the other section */
@@ -1117,19 +1148,17 @@ static int dvb_init(struct saa7134_dev *dev)
case SAA7134_BOARD_AVERMEDIA_AVERTVHD_A180:
dev->dvb.frontend = dvb_attach(nxt200x_attach, &avertvhda180,
&dev->i2c_adap);
- if (dev->dvb.frontend) {
+ if (dev->dvb.frontend)
dvb_attach(dvb_pll_attach, dev->dvb.frontend, 0x61,
NULL, DVB_PLL_TDHU2);
- }
break;
case SAA7134_BOARD_KWORLD_ATSC110:
dev->dvb.frontend = dvb_attach(nxt200x_attach, &kworldatsc110,
&dev->i2c_adap);
- if (dev->dvb.frontend) {
+ if (dev->dvb.frontend)
dvb_attach(simple_tuner_attach, dev->dvb.frontend,
&dev->i2c_adap, 0x61,
TUNER_PHILIPS_TUV1236D);
- }
break;
case SAA7134_BOARD_FLYDVBS_LR300:
dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs,
@@ -1138,10 +1167,12 @@ static int dvb_init(struct saa7134_dev *dev)
if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x60,
&dev->i2c_adap, 0) == NULL) {
wprintk("%s: No tda826x found!\n", __func__);
+ goto dettach_frontend;
}
if (dvb_attach(isl6421_attach, dev->dvb.frontend,
&dev->i2c_adap, 0x08, 0, 0) == NULL) {
wprintk("%s: No ISL6421 found!\n", __func__);
+ goto dettach_frontend;
}
}
break;
@@ -1168,43 +1199,65 @@ static int dvb_init(struct saa7134_dev *dev)
}
break;
case SAA7134_BOARD_CINERGY_HT_PCMCIA:
- configure_tda827x_fe(dev, &cinergy_ht_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &cinergy_ht_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_CINERGY_HT_PCI:
- configure_tda827x_fe(dev, &cinergy_ht_pci_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &cinergy_ht_pci_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_PHILIPS_TIGER_S:
- configure_tda827x_fe(dev, &philips_tiger_s_config, &tda827x_cfg_2);
+ if (configure_tda827x_fe(dev, &philips_tiger_s_config,
+ &tda827x_cfg_2) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_ASUS_P7131_4871:
- configure_tda827x_fe(dev, &asus_p7131_4871_config, &tda827x_cfg_2);
+ if (configure_tda827x_fe(dev, &asus_p7131_4871_config,
+ &tda827x_cfg_2) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
- configure_tda827x_fe(dev, &asus_p7131_hybrid_lna_config, &tda827x_cfg_2);
+ if (configure_tda827x_fe(dev, &asus_p7131_hybrid_lna_config,
+ &tda827x_cfg_2) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_AVERMEDIA_SUPER_007:
- configure_tda827x_fe(dev, &avermedia_super_007_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &avermedia_super_007_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_TWINHAN_DTV_DVB_3056:
- configure_tda827x_fe(dev, &twinhan_dtv_dvb_3056_config, &tda827x_cfg_2_sw42);
+ if (configure_tda827x_fe(dev, &twinhan_dtv_dvb_3056_config,
+ &tda827x_cfg_2_sw42) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_PHILIPS_SNAKE:
dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs,
&dev->i2c_adap);
if (dev->dvb.frontend) {
if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x60,
- &dev->i2c_adap, 0) == NULL)
+ &dev->i2c_adap, 0) == NULL) {
wprintk("%s: No tda826x found!\n", __func__);
+ goto dettach_frontend;
+ }
if (dvb_attach(lnbp21_attach, dev->dvb.frontend,
- &dev->i2c_adap, 0, 0) == NULL)
+ &dev->i2c_adap, 0, 0) == NULL) {
wprintk("%s: No lnbp21 found!\n", __func__);
+ goto dettach_frontend;
+ }
}
break;
case SAA7134_BOARD_CREATIX_CTX953:
- configure_tda827x_fe(dev, &md8800_dvbt_config, &tda827x_cfg_0);
+ if (configure_tda827x_fe(dev, &md8800_dvbt_config,
+ &tda827x_cfg_0) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_MSI_TVANYWHERE_AD11:
- configure_tda827x_fe(dev, &philips_tiger_s_config, &tda827x_cfg_2);
+ if (configure_tda827x_fe(dev, &philips_tiger_s_config,
+ &tda827x_cfg_2) < 0)
+ goto dettach_frontend;
break;
case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
dev->dvb.frontend = dvb_attach(mt352_attach,
@@ -1218,16 +1271,20 @@ static int dvb_init(struct saa7134_dev *dev)
if (dev->dvb.frontend) {
struct dvb_frontend *fe;
if (dvb_attach(dvb_pll_attach, dev->dvb.frontend, 0x60,
- &dev->i2c_adap, DVB_PLL_PHILIPS_SD1878_TDA8261) == NULL)
+ &dev->i2c_adap, DVB_PLL_PHILIPS_SD1878_TDA8261) == NULL) {
wprintk("%s: MD7134 DVB-S, no SD1878 "
"found !\n", __func__);
+ goto dettach_frontend;
+ }
/* we need to open the i2c gate (we know it exists) */
fe = dev->dvb.frontend;
fe->ops.i2c_gate_ctrl(fe, 1);
if (dvb_attach(isl6405_attach, fe,
- &dev->i2c_adap, 0x08, 0, 0) == NULL)
+ &dev->i2c_adap, 0x08, 0, 0) == NULL) {
wprintk("%s: MD7134 DVB-S, no ISL6405 "
"found !\n", __func__);
+ goto dettach_frontend;
+ }
fe->ops.i2c_gate_ctrl(fe, 0);
dev->original_set_voltage = fe->ops.set_voltage;
fe->ops.set_voltage = md8800_set_voltage;
@@ -1254,10 +1311,7 @@ static int dvb_init(struct saa7134_dev *dev)
if (!fe) {
printk(KERN_ERR "%s/2: xc3028 attach failed\n",
dev->name);
- dvb_frontend_detach(dev->dvb.frontend);
- dvb_unregister_frontend(dev->dvb.frontend);
- dev->dvb.frontend = NULL;
- return -1;
+ goto dettach_frontend;
}
}
@@ -1282,6 +1336,13 @@ static int dvb_init(struct saa7134_dev *dev)
dev->dvb.frontend->ops.tuner_ops.sleep(dev->dvb.frontend);
}
return ret;
+
+dettach_frontend:
+ dvb_frontend_detach(dev->dvb.frontend);
+ dvb_unregister_frontend(dev->dvb.frontend);
+ dev->dvb.frontend = NULL;
+
+ return -1;
}
static int dvb_fini(struct saa7134_dev *dev)