V4L/DVB (7393): tda827x: fixed support of tuners with LNA

Tuner refactoring broke support of tuners with LNA configurations 1 and 2
for both, analog TV and DVB-T.
Additionally, this patch initializes the saa713x gpios defined by the gpiomask
at driver init to avoid undefined stated at dvb.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

7 files changed, 86 insertions, 113 deletions

diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 1b6c7d697f0..bab8498046c 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -5260,12 +5260,13 @@ int saa7134_tuner_callback(void *priv, int command, int arg)
 {
         struct i2c_algo_bit_data *i2c_algo = priv;
         struct saa7134_dev *dev = i2c_algo->data;
-
-        switch (dev->tuner_type) {
-        case TUNER_PHILIPS_TDA8290:
-                return saa7134_tda8290_callback(dev, command, arg);
-        case TUNER_XC2028:
-                return saa7134_xc2028_callback(dev, command, arg);
+        if (dev != NULL) {
+                switch (dev->tuner_type) {
+                case TUNER_PHILIPS_TDA8290:
+                        return saa7134_tda8290_callback(dev, command, arg);
+                case TUNER_XC2028:
+                        return saa7134_xc2028_callback(dev, command, arg);
+                }
         }
         return -EINVAL;
 }
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index ed96ce775a9..599273894f3 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -864,6 +864,7 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
         struct saa7134_dev *dev;
         struct saa7134_mpeg_ops *mops;
         int err;
+        int mask;
 
         dev = kzalloc(sizeof(*dev),GFP_KERNEL);
         if (NULL == dev)
@@ -1061,6 +1062,11 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
         if (TUNER_ABSENT != dev->tuner_type)
                 saa7134_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
 
+        if (card(dev).gpiomask != 0) {
+                mask = card(dev).gpiomask;
+                saa_andorl(SAA7134_GPIO_GPMODE0 >> 2,   mask, mask);
+                saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, mask, 0);
+        }
         return 0;
 
  fail4:
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index 8e55c7572b4..f95f5f2fbf7 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -439,8 +439,6 @@ static struct tda1004x_config philips_europa_config = {
         .request_firmware = philips_tda1004x_request_firmware
 };
 
-/* ------------------------------------------------------------------ */
-
 static struct tda1004x_config medion_cardbus = {
         .demod_address = 0x08,
         .invert        = 1,
@@ -456,47 +454,6 @@ static struct tda1004x_config medion_cardbus = {
  * tda 1004x based cards with philips silicon tuner
  */
 
-static void philips_tda827x_lna_gain(struct dvb_frontend *fe, int high)
-{
-        struct saa7134_dev *dev = fe->dvb->priv;
-        struct tda1004x_state *state = fe->demodulator_priv;
-        u8 addr = state->config->i2c_gate;
-        u8 config = state->config->tuner_config;
-        u8 GP00_CF[] = {0x20, 0x01};
-        u8 GP00_LEV[] = {0x22, 0x00};
-
-        struct i2c_msg msg = {.addr = addr,.flags = 0,.buf = GP00_CF, .len = 2};
-        if (config) {
-                if (high) {
-                        dprintk("setting LNA to high gain\n");
-                } else {
-                        dprintk("setting LNA to low gain\n");
-                }
-        }
-        switch (config) {
-        case 0: /* no LNA */
-                break;
-        case 1: /* switch is GPIO 0 of tda8290 */
-        case 2:
-                /* turn Vsync off */
-                saa7134_set_gpio(dev, 22, 0);
-                GP00_LEV[1] = high ? 0 : 1;
-                if (i2c_transfer(&dev->i2c_adap, &msg, 1) != 1) {
-                        wprintk("could not access tda8290 at addr: 0x%02x\n",
-                                addr << 1);
-                        return;
-                }
-                msg.buf = GP00_LEV;
-                if (config == 2)
-                        GP00_LEV[1] = high ? 1 : 0;
-                i2c_transfer(&dev->i2c_adap, &msg, 1);
-                break;
-        case 3: /* switch with GPIO of saa713x */
-                saa7134_set_gpio(dev, 22, high);
-                break;
-        }
-}
-
 static int tda8290_i2c_gate_ctrl( struct dvb_frontend* fe, int enable)
 {
         struct tda1004x_state *state = fe->demodulator_priv;
@@ -519,8 +476,6 @@ static int tda8290_i2c_gate_ctrl( struct dvb_frontend* fe, int enable)
         return 0;
 }
 
-/* ------------------------------------------------------------------ */
-
 static int philips_tda827x_tuner_init(struct dvb_frontend *fe)
 {
         struct saa7134_dev *dev = fe->dvb->priv;
@@ -555,28 +510,57 @@ static int philips_tda827x_tuner_sleep(struct dvb_frontend *fe)
         return 0;
 }
 
-static struct tda827x_config tda827x_cfg = {
-        .lna_gain = philips_tda827x_lna_gain,
-        .init = philips_tda827x_tuner_init,
-        .sleep = philips_tda827x_tuner_sleep
-};
-
-static void configure_tda827x_fe(struct saa7134_dev *dev, struct tda1004x_config *tda_conf)
+static void configure_tda827x_fe(struct saa7134_dev *dev, struct tda1004x_config *cdec_conf,
+                                                          struct tda827x_config *tuner_conf)
 {
-        dev->dvb.frontend = dvb_attach(tda10046_attach, tda_conf, &dev->i2c_adap);
+        dev->dvb.frontend = dvb_attach(tda10046_attach, cdec_conf, &dev->i2c_adap);
         if (dev->dvb.frontend) {
-                if (tda_conf->i2c_gate)
+                if (cdec_conf->i2c_gate)
                         dev->dvb.frontend->ops.i2c_gate_ctrl = tda8290_i2c_gate_ctrl;
-                if (dvb_attach(tda827x_attach, dev->dvb.frontend, tda_conf->tuner_address,
-                                                &dev->i2c_adap,&tda827x_cfg) == NULL) {
+                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",
-                                tda_conf->tuner_address);
+                                cdec_conf->tuner_address);
                 }
         }
 }
 
 /* ------------------------------------------------------------------ */
 
+static struct tda827x_config tda827x_cfg_0 = {
+        .tuner_callback = saa7134_tuner_callback,
+        .init = philips_tda827x_tuner_init,
+        .sleep = philips_tda827x_tuner_sleep,
+        .config = 0,
+        .switch_addr = 0
+};
+
+static struct tda827x_config tda827x_cfg_1 = {
+        .tuner_callback = saa7134_tuner_callback,
+        .init = philips_tda827x_tuner_init,
+        .sleep = philips_tda827x_tuner_sleep,
+        .config = 1,
+        .switch_addr = 0x4b
+};
+
+static struct tda827x_config tda827x_cfg_2 = {
+        .tuner_callback = saa7134_tuner_callback,
+        .init = philips_tda827x_tuner_init,
+        .sleep = philips_tda827x_tuner_sleep,
+        .config = 2,
+        .switch_addr = 0x4b
+};
+
+static struct tda827x_config tda827x_cfg_2_sw42 = {
+        .tuner_callback = saa7134_tuner_callback,
+        .init = philips_tda827x_tuner_init,
+        .sleep = philips_tda827x_tuner_sleep,
+        .config = 2,
+        .switch_addr = 0x42
+};
+
+/* ------------------------------------------------------------------ */
+
 static struct tda1004x_config tda827x_lifeview_config = {
         .demod_address = 0x08,
         .invert        = 1,
@@ -599,7 +583,6 @@ static struct tda1004x_config philips_tiger_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 0,
         .antenna_switch= 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -614,7 +597,6 @@ static struct tda1004x_config cinergy_ht_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 0,
         .request_firmware = philips_tda1004x_request_firmware
 };
 
@@ -628,7 +610,6 @@ static struct tda1004x_config cinergy_ht_pci_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x60,
-        .tuner_config  = 0,
         .request_firmware = philips_tda1004x_request_firmware
 };
 
@@ -642,7 +623,6 @@ static struct tda1004x_config philips_tiger_s_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 2,
         .antenna_switch= 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -657,7 +637,6 @@ static struct tda1004x_config pinnacle_pctv_310i_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
 
@@ -671,7 +650,6 @@ static struct tda1004x_config hauppauge_hvr_1110_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
 
@@ -685,7 +663,6 @@ static struct tda1004x_config asus_p7131_dual_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 0,
         .antenna_switch= 2,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -724,7 +701,6 @@ static struct tda1004x_config md8800_dvbt_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x60,
-        .tuner_config  = 0,
         .request_firmware = philips_tda1004x_request_firmware
 };
 
@@ -738,7 +714,6 @@ static struct tda1004x_config asus_p7131_4871_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 2,
         .antenna_switch= 2,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -753,7 +728,6 @@ static struct tda1004x_config asus_p7131_hybrid_lna_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 2,
         .antenna_switch= 2,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -768,7 +742,6 @@ static struct tda1004x_config kworld_dvb_t_210_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x61,
-        .tuner_config  = 2,
         .antenna_switch= 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -783,7 +756,6 @@ static struct tda1004x_config avermedia_super_007_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x4b,
         .tuner_address = 0x60,
-        .tuner_config  = 0,
         .antenna_switch= 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -798,7 +770,6 @@ static struct tda1004x_config twinhan_dtv_dvb_3056_config = {
         .if_freq       = TDA10046_FREQ_045,
         .i2c_gate      = 0x42,
         .tuner_address = 0x61,
-        .tuner_config  = 2,
         .antenna_switch = 1,
         .request_firmware = philips_tda1004x_request_firmware
 };
@@ -826,9 +797,10 @@ static int ads_duo_tuner_sleep(struct dvb_frontend *fe)
 }
 
 static struct tda827x_config ads_duo_cfg = {
-        .lna_gain = philips_tda827x_lna_gain,
+        .tuner_callback = saa7134_tuner_callback,
         .init = ads_duo_tuner_init,
-        .sleep = ads_duo_tuner_sleep
+        .sleep = ads_duo_tuner_sleep,
+        .config = 0
 };
 
 static struct tda1004x_config ads_tech_duo_config = {
@@ -981,7 +953,7 @@ 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);
+                configure_tda827x_fe(dev, &tda827x_lifeview_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_PHILIPS_EUROPA:
         case SAA7134_BOARD_VIDEOMATE_DVBT_300:
@@ -1006,27 +978,27 @@ static int dvb_init(struct saa7134_dev *dev)
                 }
                 break;
         case SAA7134_BOARD_KWORLD_DVBT_210:
-                configure_tda827x_fe(dev, &kworld_dvb_t_210_config);
+                configure_tda827x_fe(dev, &kworld_dvb_t_210_config, &tda827x_cfg_2);
                 break;
         case SAA7134_BOARD_PHILIPS_TIGER:
-                configure_tda827x_fe(dev, &philips_tiger_config);
+                configure_tda827x_fe(dev, &philips_tiger_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_PINNACLE_PCTV_310i:
-                configure_tda827x_fe(dev, &pinnacle_pctv_310i_config);
+                configure_tda827x_fe(dev, &pinnacle_pctv_310i_config, &tda827x_cfg_1);
                 break;
         case SAA7134_BOARD_HAUPPAUGE_HVR1110:
-                configure_tda827x_fe(dev, &hauppauge_hvr_1110_config);
+                configure_tda827x_fe(dev, &hauppauge_hvr_1110_config, &tda827x_cfg_1);
                 break;
         case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
-                configure_tda827x_fe(dev, &asus_p7131_dual_config);
+                configure_tda827x_fe(dev, &asus_p7131_dual_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_FLYDVBT_LR301:
-                configure_tda827x_fe(dev, &tda827x_lifeview_config);
+                configure_tda827x_fe(dev, &tda827x_lifeview_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_FLYDVB_TRIO:
                 if(! use_frontend) {    /* terrestrial */
-                        configure_tda827x_fe(dev, &lifeview_trio_config);
-                } else {                /* satellite */
+                        configure_tda827x_fe(dev, &lifeview_trio_config, &tda827x_cfg_0);
+                } 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,
@@ -1047,19 +1019,19 @@ static int dvb_init(struct saa7134_dev *dev)
                                                &dev->i2c_adap);
                 if (dev->dvb.frontend) {
                         if (dvb_attach(tda827x_attach,dev->dvb.frontend,
-                                   ads_tech_duo_config.tuner_address,
-                                   &dev->i2c_adap,&ads_duo_cfg) == NULL) {
+                                   ads_tech_duo_config.tuner_address, &dev->i2c_adap,
+                                                                &ads_duo_cfg) == NULL) {
                                 wprintk("no tda827x tuner found at addr: %02x\n",
                                         ads_tech_duo_config.tuner_address);
                         }
                 }
                 break;
         case SAA7134_BOARD_TEVION_DVBT_220RF:
-                configure_tda827x_fe(dev, &tevion_dvbt220rf_config);
+                configure_tda827x_fe(dev, &tevion_dvbt220rf_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_MEDION_MD8800_QUADRO:
                 if (!use_frontend) {     /* terrestrial */
-                        configure_tda827x_fe(dev, &md8800_dvbt_config);
+                        configure_tda827x_fe(dev, &md8800_dvbt_config, &tda827x_cfg_0);
                 } else {        /* satellite */
                         dev->dvb.frontend = dvb_attach(tda10086_attach,
                                                         &flydvbs, &dev->i2c_adap);
@@ -1148,25 +1120,25 @@ static int dvb_init(struct saa7134_dev *dev)
                 }
                 break;
         case SAA7134_BOARD_CINERGY_HT_PCMCIA:
-                configure_tda827x_fe(dev, &cinergy_ht_config);
+                configure_tda827x_fe(dev, &cinergy_ht_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_CINERGY_HT_PCI:
-                configure_tda827x_fe(dev, &cinergy_ht_pci_config);
+                configure_tda827x_fe(dev, &cinergy_ht_pci_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_PHILIPS_TIGER_S:
-                configure_tda827x_fe(dev, &philips_tiger_s_config);
+                configure_tda827x_fe(dev, &philips_tiger_s_config, &tda827x_cfg_2);
                 break;
         case SAA7134_BOARD_ASUS_P7131_4871:
-                configure_tda827x_fe(dev, &asus_p7131_4871_config);
+                configure_tda827x_fe(dev, &asus_p7131_4871_config, &tda827x_cfg_2);
                 break;
         case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
-                configure_tda827x_fe(dev, &asus_p7131_hybrid_lna_config);
+                configure_tda827x_fe(dev, &asus_p7131_hybrid_lna_config, &tda827x_cfg_2);
                 break;
         case SAA7134_BOARD_AVERMEDIA_SUPER_007:
-                configure_tda827x_fe(dev, &avermedia_super_007_config);
+                configure_tda827x_fe(dev, &avermedia_super_007_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_TWINHAN_DTV_DVB_3056:
-                configure_tda827x_fe(dev, &twinhan_dtv_dvb_3056_config);
+                configure_tda827x_fe(dev, &twinhan_dtv_dvb_3056_config, &tda827x_cfg_2_sw42);
                 break;
         case SAA7134_BOARD_PHILIPS_SNAKE:
                 dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs,
@@ -1181,10 +1153,10 @@ static int dvb_init(struct saa7134_dev *dev)
                 }
                 break;
         case SAA7134_BOARD_CREATIX_CTX953:
-                configure_tda827x_fe(dev, &md8800_dvbt_config);
+                configure_tda827x_fe(dev, &md8800_dvbt_config, &tda827x_cfg_0);
                 break;
         case SAA7134_BOARD_MSI_TVANYWHERE_AD11:
-                configure_tda827x_fe(dev, &philips_tiger_s_config);
+                configure_tda827x_fe(dev, &philips_tiger_s_config, &tda827x_cfg_2);
                 break;
         case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
                 dev->dvb.frontend = dvb_attach(mt352_attach,
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c
index ecc5243da57..a0baf2d0ba7 100644
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ b/drivers/media/video/saa7134/saa7134-video.c
@@ -626,13 +626,8 @@ void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
 {
         saa7134_set_decoder(dev);
 
-        if (card_in(dev, dev->ctl_input).tv) {
-                if ((card(dev).tuner_type == TUNER_PHILIPS_TDA8290)
-                                && ((card(dev).tuner_config == 1)
-                                ||  (card(dev).tuner_config == 2)))
-                        saa7134_set_gpio(dev, 22, 5);
+        if (card_in(dev, dev->ctl_input).tv)
                 saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &dev->tvnorm->id);
-        }
 }
 
 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c
index 6f2449ab46a..89afb19c946 100644
--- a/drivers/media/video/tda8290.c
+++ b/drivers/media/video/tda8290.c
@@ -172,7 +172,7 @@ static void tda8290_set_params(struct dvb_frontend *fe,
         set_audio(fe, params);
 
         if (priv->cfg.config)
-                tuner_dbg("tda827xa config is 0x%02x\n", *priv->cfg.config);
+                tuner_dbg("tda827xa config is 0x%02x\n", priv->cfg.config);
         tuner_i2c_xfer_send(&priv->i2c_props, easy_mode, 2);
         tuner_i2c_xfer_send(&priv->i2c_props, agc_out_on, 2);
         tuner_i2c_xfer_send(&priv->i2c_props, soft_reset, 2);
@@ -442,8 +442,7 @@ static void tda8290_init_if(struct dvb_frontend *fe)
         unsigned char set_GP00_CF[] = { 0x20, 0x01 };
         unsigned char set_GP01_CF[] = { 0x20, 0x0B };
 
-        if ((priv->cfg.config) &&
-            ((*priv->cfg.config == 1) || (*priv->cfg.config == 2)))
+        if ((priv->cfg.config == 1) || (priv->cfg.config == 2))
                 tuner_i2c_xfer_send(&priv->i2c_props, set_GP00_CF, 2);
         else
                 tuner_i2c_xfer_send(&priv->i2c_props, set_GP01_CF, 2);
@@ -588,8 +587,8 @@ static int tda829x_find_tuner(struct dvb_frontend *fe)
                 else
                         priv->ver |= TDA8275A;
 
-                tda827x_attach(fe, priv->tda827x_addr,
-                               priv->i2c_props.adap, &priv->cfg);
+                tda827x_attach(fe, priv->tda827x_addr, priv->i2c_props.adap, &priv->cfg);
+                priv->cfg.switch_addr = priv->i2c_props.addr;
         }
         if (fe->ops.tuner_ops.init)
                 fe->ops.tuner_ops.init(fe);
diff --git a/drivers/media/video/tda8290.h b/drivers/media/video/tda8290.h
index dc8ef310b7b..9dd8b73eb8c 100644
--- a/drivers/media/video/tda8290.h
+++ b/drivers/media/video/tda8290.h
@@ -21,7 +21,7 @@
 #include "dvb_frontend.h"
 
 struct tda829x_config {
-        unsigned int *lna_cfg;
+        unsigned int lna_cfg;
         int (*tuner_callback) (void *dev, int command, int arg);
 
         unsigned int probe_tuner:1;
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 335a971298a..4b936b809d7 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -320,7 +320,7 @@ static void tuner_i2c_address_check(struct tuner *t)
 static void attach_tda829x(struct tuner *t)
 {
         struct tda829x_config cfg = {
-                .lna_cfg        = &t->config,
+                .lna_cfg        = t->config,
                 .tuner_callback = t->tuner_callback,
         };
         tda829x_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg);