V4L/DVB (4270): Add tda9887-specific tuner configuration

Many tda9887 settings depend on the chosen tuner. Expand the tuner parameters
to include these tda9887 settings.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

5 files changed, 160 insertions, 13 deletions

diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c
index 2fadabf99688..8dab481d384a 100644
--- a/drivers/media/video/tda9887.c
+++ b/drivers/media/video/tda9887.c
@@ -590,8 +590,8 @@ int tda9887_tuner_init(struct i2c_client *c)
         t->set_tv_freq = tda9887_set_freq;
         t->set_radio_freq = tda9887_set_freq;
         t->standby = tda9887_standby;
-        t->tuner_status=tda9887_tuner_status;
-        t->get_afc=tda9887_get_afc;
+        t->tuner_status = tda9887_tuner_status;
+        t->get_afc = tda9887_get_afc;
 
         return 0;
 }
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 011413cf34a8..7f7d5e355bb7 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -416,7 +416,7 @@ static void tuner_status(struct i2c_client *client)
 
 /* ---------------------------------------------------------------------- */
 
-/* static var Used only in tuner_attach and tuner_probe */
+/* static vars: used only in tuner_attach and tuner_probe */
 static unsigned default_mode_mask;
 
 /* During client attach, set_type is called by adapter's attach_inform callback.
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c
index 6da6f82b8c88..d071c5cbf013 100644
--- a/drivers/media/video/tuner-simple.c
+++ b/drivers/media/video/tuner-simple.c
@@ -7,6 +7,7 @@
 #include <linux/i2c.h>
 #include <linux/videodev.h>
 #include <media/tuner.h>
+#include <media/v4l2-common.h>
 
 static int offset = 0;
 module_param(offset, int, 0666);
@@ -128,6 +129,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
         u8 buffer[4];
         int rc, IFPCoff, i, j;
         enum param_type desired_type;
+        struct tuner_params *params;
 
         tun = &tuners[t->type];
 
@@ -169,19 +171,20 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
                           IFPCoff,t->type);
                 j = 0;
         }
+        params = &tun->params[j];
 
-        for (i = 0; i < tun->params[j].count; i++) {
-                if (freq > tun->params[j].ranges[i].limit)
+        for (i = 0; i < params->count; i++) {
+                if (freq > params->ranges[i].limit)
                         continue;
                 break;
         }
-        if (i == tun->params[j].count) {
+        if (i == params->count) {
                 tuner_dbg("TV frequency out of range (%d > %d)",
-                                freq, tun->params[j].ranges[i - 1].limit);
-                freq = tun->params[j].ranges[--i].limit;
+                                freq, params->ranges[i - 1].limit);
+                freq = params->ranges[--i].limit;
         }
-        config = tun->params[j].ranges[i].config;
-        cb     = tun->params[j].ranges[i].cb;
+        config = params->ranges[i].config;
+        cb     = params->ranges[i].cb;
         /*  i == 0 -> VHF_LO
          *  i == 1 -> VHF_HI
          *  i == 2 -> UHF     */
@@ -281,7 +284,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
                 break;
         }
 
-        if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) {
+        if (params->cb_first_if_lower_freq && div < t->last_div) {
                 buffer[0] = config;
                 buffer[1] = cb;
                 buffer[2] = (div>>8) & 0x7f;
@@ -293,6 +296,43 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
                 buffer[3] = cb;
         }
         t->last_div = div;
+        if (params->has_tda9887) {
+                int config = 0;
+                int is_secam_l = (t->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) &&
+                        !(t->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC));
+
+                if (t->std == V4L2_STD_SECAM_LC) {
+                        if (params->port1_active ^ params->port1_invert_for_secam_lc)
+                                config |= TDA9887_PORT1_ACTIVE;
+                        if (params->port2_active ^ params->port2_invert_for_secam_lc)
+                                config |= TDA9887_PORT2_ACTIVE;
+                }
+                else {
+                        if (params->port1_active)
+                                config |= TDA9887_PORT1_ACTIVE;
+                        if (params->port2_active)
+                                config |= TDA9887_PORT2_ACTIVE;
+                }
+                if (params->intercarrier_mode)
+                        config |= TDA9887_INTERCARRIER;
+                if (is_secam_l) {
+                        if (i == 0 && params->default_top_secam_low)
+                                config |= TDA9887_TOP(params->default_top_secam_low);
+                        else if (i == 1 && params->default_top_secam_mid)
+                                config |= TDA9887_TOP(params->default_top_secam_mid);
+                        else if (params->default_top_secam_high)
+                                config |= TDA9887_TOP(params->default_top_secam_high);
+                }
+                else {
+                        if (i == 0 && params->default_top_low)
+                                config |= TDA9887_TOP(params->default_top_low);
+                        else if (i == 1 && params->default_top_mid)
+                                config |= TDA9887_TOP(params->default_top_mid);
+                        else if (params->default_top_high)
+                                config |= TDA9887_TOP(params->default_top_high);
+                }
+                i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
+        }
         tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
                   buffer[0],buffer[1],buffer[2],buffer[3]);
 
@@ -339,6 +379,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
         u16 div;
         int rc, j;
         enum param_type desired_type = TUNER_PARAM_TYPE_RADIO;
+        struct tuner_params *params;
 
         tun = &tuners[t->type];
 
@@ -352,7 +393,8 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
                 j = 0;
 
         div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */
-        buffer[2] = (tun->params[j].ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
+        params = &tun->params[j];
+        buffer[2] = (params->ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
 
         switch (t->type) {
         case TUNER_TENA_9533_DI:
@@ -384,7 +426,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
         }
         buffer[0] = (div>>8) & 0x7f;
         buffer[1] = div      & 0xff;
-        if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) {
+        if (params->cb_first_if_lower_freq && div < t->last_div) {
                 buffer[0] = buffer[2];
                 buffer[1] = buffer[3];
                 buffer[2] = (div>>8) & 0x7f;
@@ -398,6 +440,18 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
                buffer[0],buffer[1],buffer[2],buffer[3]);
         t->last_div = div;
 
+        if (params->has_tda9887) {
+                int config = 0;
+                if (params->port1_active && !params->port1_fm_high_sensitivity)
+                        config |= TDA9887_PORT1_ACTIVE;
+                if (params->port2_active && !params->port2_fm_high_sensitivity)
+                        config |= TDA9887_PORT2_ACTIVE;
+                if (params->intercarrier_mode)
+                        config |= TDA9887_INTERCARRIER;
+/*              if (params->port1_set_for_fm_mono)
+                        config &= ~TDA9887_PORT1_ACTIVE;*/
+                i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
+        }
         if (4 != (rc = i2c_master_send(c,buffer,4)))
                 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
 }
diff --git a/drivers/media/video/tuner-types.c b/drivers/media/video/tuner-types.c
index 9d9226cb6393..a167e17c6dcd 100644
--- a/drivers/media/video/tuner-types.c
+++ b/drivers/media/video/tuner-types.c
@@ -380,6 +380,10 @@ static struct tuner_params tuner_philips_fq1216me_params[] = {
                 .type   = TUNER_PARAM_TYPE_PAL,
                 .ranges = tuner_lg_pal_ranges,
                 .count  = ARRAY_SIZE(tuner_lg_pal_ranges),
+                .has_tda9887 = 1,
+                .port1_active = 1,
+                .port2_active = 1,
+                .port2_invert_for_secam_lc = 1,
         },
 };
 
@@ -542,6 +546,14 @@ static struct tuner_params tuner_fm1216me_mk3_params[] = {
                 .ranges = tuner_fm1216me_mk3_pal_ranges,
                 .count  = ARRAY_SIZE(tuner_fm1216me_mk3_pal_ranges),
                 .cb_first_if_lower_freq = 1,
+                .has_tda9887 = 1,
+                .port1_active = 1,
+                .port2_active = 1,
+                .port2_invert_for_secam_lc = 1,
+                .port1_fm_high_sensitivity = 1,
+                .default_top_mid = -2,
+                .default_top_secam_mid = -2,
+                .default_top_secam_high = -2,
         },
 };
 
@@ -612,6 +624,10 @@ static struct tuner_params tuner_fm1236_mk3_params[] = {
                 .ranges = tuner_fm1236_mk3_ntsc_ranges,
                 .count  = ARRAY_SIZE(tuner_fm1236_mk3_ntsc_ranges),
                 .cb_first_if_lower_freq = 1,
+                .has_tda9887 = 1,
+                .port1_active = 1,
+                .port2_active = 1,
+                .port1_fm_high_sensitivity = 1,
         },
 };
 
@@ -632,6 +648,8 @@ static struct tuner_params tuner_microtune_4049_fm5_params[] = {
                 .type   = TUNER_PARAM_TYPE_PAL,
                 .ranges = tuner_temic_4009f_5_pal_ranges,
                 .count  = ARRAY_SIZE(tuner_temic_4009f_5_pal_ranges),
+                .has_tda9887 = 1,
+                .port1_invert_for_secam_lc = 1,
         },
 };
 
@@ -648,6 +666,8 @@ static struct tuner_params tuner_panasonic_vp27_params[] = {
                 .type   = TUNER_PARAM_TYPE_NTSC,
                 .ranges = tuner_panasonic_vp27_ntsc_ranges,
                 .count  = ARRAY_SIZE(tuner_panasonic_vp27_ntsc_ranges),
+                .has_tda9887 = 1,
+                .intercarrier_mode = 1,
         },
 };
 
@@ -782,6 +802,13 @@ static struct tuner_params tuner_philips_fq1216ame_mk4_params[] = {
                 .type   = TUNER_PARAM_TYPE_PAL,
                 .ranges = tuner_philips_fq12_6a___mk4_pal_ranges,
                 .count  = ARRAY_SIZE(tuner_philips_fq12_6a___mk4_pal_ranges),
+                .has_tda9887 = 1,
+                .port1_active = 1,
+                .port2_invert_for_secam_lc = 1,
+                .default_top_mid = -2,
+                .default_top_secam_low = -2,
+                .default_top_secam_mid = -2,
+                .default_top_secam_high = -2,
         },
 };
 
@@ -870,6 +897,12 @@ static struct tuner_params tuner_philips_fmd1216me_mk3_params[] = {
                 .type   = TUNER_PARAM_TYPE_PAL,
                 .ranges = tuner_philips_fmd1216me_mk3_pal_ranges,
                 .count  = ARRAY_SIZE(tuner_philips_fmd1216me_mk3_pal_ranges),
+                .has_tda9887 = 1,
+                .port1_active = 1,
+                .port2_active = 1,
+                .port2_fm_high_sensitivity = 1,
+                .port2_invert_for_secam_lc = 1,
+                .port1_set_for_fm_mono = 1,
         },
 };
 
@@ -1005,6 +1038,7 @@ static struct tuner_params tuner_samsung_tcpn_2121p30a_params[] = {
                 .type   = TUNER_PARAM_TYPE_NTSC,
                 .ranges = tuner_samsung_tcpn_2121p30a_ntsc_ranges,
                 .count  = ARRAY_SIZE(tuner_samsung_tcpn_2121p30a_ntsc_ranges),
+                .has_tda9887 = 1,
         },
 };
 
@@ -1037,6 +1071,10 @@ static struct tuner_params tuner_samsung_tcpg_6121p30a_params[] = {
                 .type   = TUNER_PARAM_TYPE_PAL,
                 .ranges = tuner_samsung_tcpg_6121p30a_pal_ranges,
                 .count  = ARRAY_SIZE(tuner_samsung_tcpg_6121p30a_pal_ranges),
+                .has_tda9887 = 1,
+                .port1_active = 1,
+                .port2_active = 1,
+                .port2_invert_for_secam_lc = 1,
         },
 };
 
diff --git a/include/media/tuner-types.h b/include/media/tuner-types.h
index ad9c171bfa07..3c43b95f4c0d 100644
--- a/include/media/tuner-types.h
+++ b/include/media/tuner-types.h
@@ -20,6 +20,7 @@ struct tuner_range {
 
 struct tuner_params {
         enum param_type type;
+
         /* Many Philips based tuners have a comment like this in their
          * datasheet:
          *
@@ -39,6 +40,60 @@ struct tuner_params {
          * static unless the control byte was sent first.
          */
         unsigned int cb_first_if_lower_freq:1;
+        /* Set to 1 if this tuner uses a tda9887 */
+        unsigned int has_tda9887:1;
+        /* Many Philips tuners use tda9887 PORT1 to select the FM radio
+           sensitivity. If this setting is 1, then set PORT1 to 1 to
+           get proper FM reception. */
+        unsigned int port1_fm_high_sensitivity:1;
+        /* Some Philips tuners use tda9887 PORT2 to select the FM radio
+           sensitivity. If this setting is 1, then set PORT2 to 1 to
+           get proper FM reception. */
+        unsigned int port2_fm_high_sensitivity:1;
+        /* Most tuners with a tda9887 use QSS mode. Some (cheaper) tuners
+           use Intercarrier mode. If this setting is 1, then the tuner
+           needs to be set to intercarrier mode. */
+        unsigned int intercarrier_mode:1;
+        /* This setting sets the default value for PORT1.
+           0 means inactive, 1 means active. Note: the actual bit
+           value written to the tda9887 is inverted. So a 0 here
+           means a 1 in the B6 bit. */
+        unsigned int port1_active:1;
+        /* This setting sets the default value for PORT2.
+           0 means inactive, 1 means active. Note: the actual bit
+           value written to the tda9887 is inverted. So a 0 here
+           means a 1 in the B7 bit. */
+        unsigned int port2_active:1;
+        /* Sometimes PORT1 is inverted when the SECAM-L' standard is selected.
+           Set this bit to 1 if this is needed. */
+        unsigned int port1_invert_for_secam_lc:1;
+        /* Sometimes PORT2 is inverted when the SECAM-L' standard is selected.
+           Set this bit to 1 if this is needed. */
+        unsigned int port2_invert_for_secam_lc:1;
+        /* Some cards require PORT1 to be 1 for mono Radio FM and 0 for stereo. */
+        unsigned int port1_set_for_fm_mono:1;
+        /* Default tda9887 TOP value in dB for the low band. Default is 0.
+           Range: -16:+15 */
+        signed int default_top_low:5;
+        /* Default tda9887 TOP value in dB for the mid band. Default is 0.
+           Range: -16:+15 */
+        signed int default_top_mid:5;
+        /* Default tda9887 TOP value in dB for the high band. Default is 0.
+           Range: -16:+15 */
+        signed int default_top_high:5;
+        /* Default tda9887 TOP value in dB for SECAM-L/L' for the low band.
+           Default is 0. Several tuners require a different TOP value for
+           the SECAM-L/L' standards. Range: -16:+15 */
+        signed int default_top_secam_low:5;
+        /* Default tda9887 TOP value in dB for SECAM-L/L' for the mid band.
+           Default is 0. Several tuners require a different TOP value for
+           the SECAM-L/L' standards. Range: -16:+15 */
+        signed int default_top_secam_mid:5;
+        /* Default tda9887 TOP value in dB for SECAM-L/L' for the high band.
+           Default is 0. Several tuners require a different TOP value for
+           the SECAM-L/L' standards. Range: -16:+15 */
+        signed int default_top_secam_high:5;
+
 
         unsigned int count;
         struct tuner_range *ranges;