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

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;
 }

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.

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);
 }

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,
 	},
 };
 

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;