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-rw-r--r--drivers/media/dvb-core/dvb_frontend.c18
-rw-r--r--drivers/media/dvb-core/dvb_frontend.h4
-rw-r--r--drivers/media/usb/em28xx/em28xx-dvb.c13
-rw-r--r--include/linux/dvb/version.h2
4 files changed, 25 insertions, 12 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index 41af996..7e92793 100644
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -966,6 +966,8 @@ static int dvb_frontend_clear_cache(struct dvb_frontend *fe)
break;
}
+ c->lna = LNA_AUTO;
+
return 0;
}
@@ -1054,6 +1056,8 @@ static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = {
_DTV_CMD(DTV_ATSCMH_SCCC_CODE_MODE_B, 0, 0),
_DTV_CMD(DTV_ATSCMH_SCCC_CODE_MODE_C, 0, 0),
_DTV_CMD(DTV_ATSCMH_SCCC_CODE_MODE_D, 0, 0),
+
+ _DTV_CMD(DTV_LNA, 0, 0),
};
static void dtv_property_dump(struct dvb_frontend *fe, struct dtv_property *tvp)
@@ -1440,6 +1444,10 @@ static int dtv_property_process_get(struct dvb_frontend *fe,
tvp->u.data = fe->dtv_property_cache.atscmh_sccc_code_mode_d;
break;
+ case DTV_LNA:
+ tvp->u.data = c->lna;
+ break;
+
default:
return -EINVAL;
}
@@ -1731,10 +1739,6 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
case DTV_INTERLEAVING:
c->interleaving = tvp->u.data;
break;
- case DTV_LNA:
- if (fe->ops.set_lna)
- r = fe->ops.set_lna(fe, tvp->u.data);
- break;
/* ISDB-T Support here */
case DTV_ISDBT_PARTIAL_RECEPTION:
@@ -1806,6 +1810,12 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
fe->dtv_property_cache.atscmh_rs_frame_ensemble = tvp->u.data;
break;
+ case DTV_LNA:
+ c->lna = tvp->u.data;
+ if (fe->ops.set_lna)
+ r = fe->ops.set_lna(fe);
+ break;
+
default:
return -EINVAL;
}
diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h
index 44a445c..97112cd 100644
--- a/drivers/media/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb-core/dvb_frontend.h
@@ -303,7 +303,7 @@ struct dvb_frontend_ops {
int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned long cmd);
int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
- int (*set_lna)(struct dvb_frontend *, int);
+ int (*set_lna)(struct dvb_frontend *);
/* These callbacks are for devices that implement their own
* tuning algorithms, rather than a simple swzigzag
@@ -391,6 +391,8 @@ struct dtv_frontend_properties {
u8 atscmh_sccc_code_mode_b;
u8 atscmh_sccc_code_mode_c;
u8 atscmh_sccc_code_mode_d;
+
+ u32 lna;
};
struct dvb_frontend {
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index 913e522..13ae821 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -574,18 +574,19 @@ static void pctv_520e_init(struct em28xx *dev)
i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
};
-static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe, int val)
+static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct em28xx *dev = fe->dvb->priv;
#ifdef CONFIG_GPIOLIB
struct em28xx_dvb *dvb = dev->dvb;
int ret;
unsigned long flags;
- if (val)
- flags = GPIOF_OUT_INIT_LOW;
+ if (c->lna == 1)
+ flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
else
- flags = GPIOF_OUT_INIT_HIGH;
+ flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
if (ret)
@@ -595,8 +596,8 @@ static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe, int val)
return ret;
#else
- dev_warn(&dev->udev->dev, "%s: LNA control is disabled\n",
- KBUILD_MODNAME);
+ dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n",
+ KBUILD_MODNAME, c->lna);
return 0;
#endif
}
diff --git a/include/linux/dvb/version.h b/include/linux/dvb/version.h
index 20e5eac..827cce7 100644
--- a/include/linux/dvb/version.h
+++ b/include/linux/dvb/version.h
@@ -24,6 +24,6 @@
#define _DVBVERSION_H_
#define DVB_API_VERSION 5
-#define DVB_API_VERSION_MINOR 8
+#define DVB_API_VERSION_MINOR 9
#endif /*_DVBVERSION_H_*/
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