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path: root/drivers/media/video/cx88
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Diffstat (limited to 'drivers/media/video/cx88')
-rw-r--r--drivers/media/video/cx88/cx88-dvb.c58
1 files changed, 31 insertions, 27 deletions
diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c
index ef83dab72410..59180cab0a85 100644
--- a/drivers/media/video/cx88/cx88-dvb.c
+++ b/drivers/media/video/cx88/cx88-dvb.c
@@ -452,11 +452,33 @@ static struct zl10353_config cx88_geniatech_x8000_mt = {
.no_tuner = 1,
};
+static int attach_xc3028(u8 addr, struct cx8802_dev *dev)
+{
+ struct dvb_frontend *fe;
+ struct xc2028_config cfg = {
+ .i2c_adap = &dev->core->i2c_adap,
+ .i2c_addr = addr,
+ .video_dev = dev->core,
+ };
+
+ fe = dvb_attach(xc2028_attach, dev->dvb.frontend, &cfg);
+ if (!fe) {
+ printk(KERN_ERR "%s/2: xc3028 attach failed\n",
+ dev->core->name);
+ dvb_frontend_detach(dev->dvb.frontend);
+ dvb_unregister_frontend(dev->dvb.frontend);
+ dev->dvb.frontend = NULL;
+ return -EINVAL;
+ }
+
+ printk(KERN_INFO "%s/2: xc3028 attached\n",
+ dev->core->name);
+
+ return 0;
+}
static int dvb_register(struct cx8802_dev *dev)
{
- int attach_xc3028 = 0;
-
/* init struct videobuf_dvb */
dev->dvb.name = dev->core->name;
dev->ts_gen_cntrl = 0x0c;
@@ -595,8 +617,8 @@ static int dvb_register(struct cx8802_dev *dev)
*/
if (dev->dvb.frontend)
dev->dvb.frontend->ops.i2c_gate_ctrl = NULL;
-
- attach_xc3028 = 1;
+ if (attach_xc3028(0x61, dev) < 0)
+ return -EINVAL;
break;
case CX88_BOARD_PCHDTV_HD3000:
dev->dvb.frontend = dvb_attach(or51132_attach, &pchdtv_hd3000,
@@ -770,7 +792,8 @@ static int dvb_register(struct cx8802_dev *dev)
dev->dvb.frontend = dvb_attach(zl10353_attach,
&cx88_geniatech_x8000_mt,
&dev->core->i2c_adap);
- attach_xc3028 = 1;
+ if (attach_xc3028(0x61, dev) < 0)
+ return -EINVAL;
break;
case CX88_BOARD_GENIATECH_X8000_MT:
dev->ts_gen_cntrl = 0x00;
@@ -778,7 +801,8 @@ static int dvb_register(struct cx8802_dev *dev)
dev->dvb.frontend = dvb_attach(zl10353_attach,
&cx88_geniatech_x8000_mt,
&dev->core->i2c_adap);
- attach_xc3028 = 1;
+ if (attach_xc3028(0x61, dev) < 0)
+ return -EINVAL;
break;
default:
printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
@@ -789,27 +813,7 @@ static int dvb_register(struct cx8802_dev *dev)
printk(KERN_ERR
"%s/2: frontend initialization failed\n",
dev->core->name);
- return -1;
- }
-
- if (attach_xc3028) {
- struct dvb_frontend *fe;
- struct xc2028_config cfg = {
- .i2c_adap = &dev->core->i2c_adap,
- .i2c_addr = 0x61,
- .video_dev = dev->core,
- };
- fe = dvb_attach(xc2028_attach, dev->dvb.frontend, &cfg);
- if (!fe) {
- printk(KERN_ERR "%s/2: xc3028 attach failed\n",
- dev->core->name);
- dvb_frontend_detach(dev->dvb.frontend);
- dvb_unregister_frontend(dev->dvb.frontend);
- dev->dvb.frontend = NULL;
- return -1;
- }
- printk(KERN_INFO "%s/2: xc3028 attached\n",
- dev->core->name);
+ return -EINVAL;
}
/* Ensure all frontends negotiate bus access */