diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.c | 18 | ||||
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.h | 4 | ||||
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-dvb.c | 13 |
3 files changed, 24 insertions, 11 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 41af996c413..7e92793260f 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 44a445cee74..97112cd88a1 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 913e5227897..13ae821949e 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 } |