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V4L/DVB (7384): tda18271: store FM_RFn setting in struct tda18271_std_map_item

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All standard related configuration is stored within
struct tda18271_std_map_item.  Pass a pointer to this
structure rather than its individual members.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2008-04-22 14:46:06 -03:00 committed by Mauro Carvalho Chehab
parent 5555309c9a
commit c293d0a72e
3 changed files with 58 additions and 75 deletions
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74
drivers/media/dvb/frontends/tda18271-fe.c
View file

@ -37,8 +37,8 @@ static LIST_HEAD(hybrid_tuner_instance_list);
/*---------------------------------------------------------------------*/
static int tda18271_channel_configuration(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std,
int radio)
struct tda18271_std_map_item *map,
u32 freq, u32 bw)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
@ -48,7 +48,7 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
/* set standard */
regs[R_EP3] &= ~0x1f; /* clear std bits */
regs[R_EP3] |= std;
regs[R_EP3] |= map->std_bits;
/* set cal mode to normal */
regs[R_EP4] &= ~0x03;
@ -66,10 +66,9 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
break;
}
if (radio)
regs[R_EP4] |= 0x80;
else
/* update FM_RFn */
regs[R_EP4] &= ~0x80;
regs[R_EP4] |= map->fm_rfn << 7;
/* update RF_TOP / IF_TOP */
switch (priv->mode) {
@ -114,7 +113,7 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
/* --------------------------------------------------------------- */
N = freq + ifc;
N = map->if_freq * 1000 + freq;
/* FIXME: assumes master */
tda18271_calc_main_pll(fe, N);
@ -728,12 +727,12 @@ static int tda18271_init(struct dvb_frontend *fe)
}
static int tda18271_tune(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std, int radio)
struct tda18271_std_map_item *map, u32 freq, u32 bw)
{
struct tda18271_priv *priv = fe->tuner_priv;
tda_dbg("freq = %d, ifc = %d, bw = %d, std = 0x%02x\n",
freq, ifc, bw, std);
freq, map->if_freq, bw, map->std_bits);
tda18271_init(fe);
@ -747,7 +746,7 @@ static int tda18271_tune(struct dvb_frontend *fe,
tda18271c2_rf_tracking_filters_correction(fe, freq);
break;
}
tda18271_channel_configuration(fe, ifc, freq, bw, std, radio);
tda18271_channel_configuration(fe, map, freq, bw);
mutex_unlock(&priv->lock);
@ -761,9 +760,8 @@ static int tda18271_set_params(struct dvb_frontend *fe,
{
struct tda18271_priv *priv = fe->tuner_priv;
struct tda18271_std_map *std_map = &priv->std;
struct tda18271_std_map_item *map;
int ret;
u8 std;
u16 sgIF;
u32 bw, freq = params->frequency;
priv->mode = TDA18271_DIGITAL;
@ -772,13 +770,11 @@ static int tda18271_set_params(struct dvb_frontend *fe,
switch (params->u.vsb.modulation) {
case VSB_8:
case VSB_16:
std = std_map->atsc_6.std_bits;
sgIF = std_map->atsc_6.if_freq;
map = &std_map->atsc_6;
break;
case QAM_64:
case QAM_256:
std = std_map->qam_6.std_bits;
sgIF = std_map->qam_6.if_freq;
map = &std_map->qam_6;
break;
default:
tda_warn("modulation not set!\n");
@ -793,18 +789,15 @@ static int tda18271_set_params(struct dvb_frontend *fe,
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
bw = 6000000;
std = std_map->dvbt_6.std_bits;
sgIF = std_map->dvbt_6.if_freq;
map = &std_map->dvbt_6;
break;
case BANDWIDTH_7_MHZ:
bw = 7000000;
std = std_map->dvbt_7.std_bits;
sgIF = std_map->dvbt_7.if_freq;
map = &std_map->dvbt_7;
break;
case BANDWIDTH_8_MHZ:
bw = 8000000;
std = std_map->dvbt_8.std_bits;
sgIF = std_map->dvbt_8.if_freq;
map = &std_map->dvbt_8;
break;
default:
tda_warn("bandwidth not set!\n");
@ -819,7 +812,7 @@ static int tda18271_set_params(struct dvb_frontend *fe,
if (fe->ops.analog_ops.standby)
fe->ops.analog_ops.standby(fe);
ret = tda18271_tune(fe, sgIF * 1000, freq, bw, std, 0);
ret = tda18271_tune(fe, map, freq, bw);
if (ret < 0)
goto fail;
@ -836,57 +829,46 @@ static int tda18271_set_analog_params(struct dvb_frontend *fe,
{
struct tda18271_priv *priv = fe->tuner_priv;
struct tda18271_std_map *std_map = &priv->std;
struct tda18271_std_map_item *map;
char *mode;
int ret, radio = 0;
u8 std;
u16 sgIF;
int ret;
u32 freq = params->frequency * 62500;
priv->mode = TDA18271_ANALOG;
if (params->mode == V4L2_TUNER_RADIO) {
radio = 1;
freq = freq / 1000;
std = std_map->fm_radio.std_bits;
sgIF = std_map->fm_radio.if_freq;
map = &std_map->fm_radio;
mode = "fm";
} else if (params->std & V4L2_STD_MN) {
std = std_map->atv_mn.std_bits;
sgIF = std_map->atv_mn.if_freq;
map = &std_map->atv_mn;
mode = "MN";
} else if (params->std & V4L2_STD_B) {
std = std_map->atv_b.std_bits;
sgIF = std_map->atv_b.if_freq;
map = &std_map->atv_b;
mode = "B";
} else if (params->std & V4L2_STD_GH) {
std = std_map->atv_gh.std_bits;
sgIF = std_map->atv_gh.if_freq;
map = &std_map->atv_gh;
mode = "GH";
} else if (params->std & V4L2_STD_PAL_I) {
std = std_map->atv_i.std_bits;
sgIF = std_map->atv_i.if_freq;
map = &std_map->atv_i;
mode = "I";
} else if (params->std & V4L2_STD_DK) {
std = std_map->atv_dk.std_bits;
sgIF = std_map->atv_dk.if_freq;
map = &std_map->atv_dk;
mode = "DK";
} else if (params->std & V4L2_STD_SECAM_L) {
std = std_map->atv_l.std_bits;
sgIF = std_map->atv_l.if_freq;
map = &std_map->atv_l;
mode = "L";
} else if (params->std & V4L2_STD_SECAM_LC) {
std = std_map->atv_lc.std_bits;
sgIF = std_map->atv_lc.if_freq;
map = &std_map->atv_lc;
mode = "L'";
} else {
std = std_map->atv_i.std_bits;
sgIF = std_map->atv_i.if_freq;
map = &std_map->atv_i;
mode = "xx";
}
tda_dbg("setting tda18271 to system %s\n", mode);
ret = tda18271_tune(fe, sgIF * 1000, freq, 0, std, radio);
ret = tda18271_tune(fe, map, freq, 0);
if (ret < 0)
goto fail;

56
drivers/media/dvb/frontends/tda18271-tables.c
View file

@ -1187,37 +1187,37 @@ int tda18271_lookup_map(struct dvb_frontend *fe,
/*---------------------------------------------------------------------*/
static struct tda18271_std_map tda18271c1_std_map = {
.fm_radio = { .if_freq = 1250, .std_bits = 0x18 },
.atv_b = { .if_freq = 6750, .std_bits = 0x0e },
.atv_dk = { .if_freq = 7750, .std_bits = 0x0f },
.atv_gh = { .if_freq = 7750, .std_bits = 0x0f },
.atv_i = { .if_freq = 7750, .std_bits = 0x0f },
.atv_l = { .if_freq = 7750, .std_bits = 0x0f },
.atv_lc = { .if_freq = 1250, .std_bits = 0x0f },
.atv_mn = { .if_freq = 5750, .std_bits = 0x0d },
.atsc_6 = { .if_freq = 3250, .std_bits = 0x1c },
.dvbt_6 = { .if_freq = 3300, .std_bits = 0x1c },
.dvbt_7 = { .if_freq = 3800, .std_bits = 0x1d },
.dvbt_8 = { .if_freq = 4300, .std_bits = 0x1e },
.qam_6 = { .if_freq = 4000, .std_bits = 0x1d },
.qam_8 = { .if_freq = 5000, .std_bits = 0x1f },
.fm_radio = { .if_freq = 1250, .std_bits = 0x18, .fm_rfn = 1 },
.atv_b = { .if_freq = 6750, .std_bits = 0x0e, .fm_rfn = 0 },
.atv_dk = { .if_freq = 7750, .std_bits = 0x0f, .fm_rfn = 0 },
.atv_gh = { .if_freq = 7750, .std_bits = 0x0f, .fm_rfn = 0 },
.atv_i = { .if_freq = 7750, .std_bits = 0x0f, .fm_rfn = 0 },
.atv_l = { .if_freq = 7750, .std_bits = 0x0f, .fm_rfn = 0 },
.atv_lc = { .if_freq = 1250, .std_bits = 0x0f, .fm_rfn = 0 },
.atv_mn = { .if_freq = 5750, .std_bits = 0x0d, .fm_rfn = 0 },
.atsc_6 = { .if_freq = 3250, .std_bits = 0x1c, .fm_rfn = 0 },
.dvbt_6 = { .if_freq = 3300, .std_bits = 0x1c, .fm_rfn = 0 },
.dvbt_7 = { .if_freq = 3800, .std_bits = 0x1d, .fm_rfn = 0 },
.dvbt_8 = { .if_freq = 4300, .std_bits = 0x1e, .fm_rfn = 0 },
.qam_6 = { .if_freq = 4000, .std_bits = 0x1d, .fm_rfn = 0 },
.qam_8 = { .if_freq = 5000, .std_bits = 0x1f, .fm_rfn = 0 },
};
static struct tda18271_std_map tda18271c2_std_map = {
.fm_radio = { .if_freq = 1250, .std_bits = 0x18 },
.atv_b = { .if_freq = 6000, .std_bits = 0x0d },
.atv_dk = { .if_freq = 6900, .std_bits = 0x0e },
.atv_gh = { .if_freq = 7100, .std_bits = 0x0e },
.atv_i = { .if_freq = 7250, .std_bits = 0x0e },
.atv_l = { .if_freq = 6900, .std_bits = 0x0e },
.atv_lc = { .if_freq = 1250, .std_bits = 0x0e },
.atv_mn = { .if_freq = 5400, .std_bits = 0x0c },
.atsc_6 = { .if_freq = 3250, .std_bits = 0x1c },
.dvbt_6 = { .if_freq = 3300, .std_bits = 0x1c },
.dvbt_7 = { .if_freq = 3500, .std_bits = 0x1c },
.dvbt_8 = { .if_freq = 4000, .std_bits = 0x1d },
.qam_6 = { .if_freq = 4000, .std_bits = 0x1d },
.qam_8 = { .if_freq = 5000, .std_bits = 0x1f },
.fm_radio = { .if_freq = 1250, .std_bits = 0x18, .fm_rfn = 1 },
.atv_b = { .if_freq = 6000, .std_bits = 0x0d, .fm_rfn = 0 },
.atv_dk = { .if_freq = 6900, .std_bits = 0x0e, .fm_rfn = 0 },
.atv_gh = { .if_freq = 7100, .std_bits = 0x0e, .fm_rfn = 0 },
.atv_i = { .if_freq = 7250, .std_bits = 0x0e, .fm_rfn = 0 },
.atv_l = { .if_freq = 6900, .std_bits = 0x0e, .fm_rfn = 0 },
.atv_lc = { .if_freq = 1250, .std_bits = 0x0e, .fm_rfn = 0 },
.atv_mn = { .if_freq = 5400, .std_bits = 0x0c, .fm_rfn = 0 },
.atsc_6 = { .if_freq = 3250, .std_bits = 0x1c, .fm_rfn = 0 },
.dvbt_6 = { .if_freq = 3300, .std_bits = 0x1c, .fm_rfn = 0 },
.dvbt_7 = { .if_freq = 3500, .std_bits = 0x1c, .fm_rfn = 0 },
.dvbt_8 = { .if_freq = 4000, .std_bits = 0x1d, .fm_rfn = 0 },
.qam_6 = { .if_freq = 4000, .std_bits = 0x1d, .fm_rfn = 0 },
.qam_8 = { .if_freq = 5000, .std_bits = 0x1f, .fm_rfn = 0 },
};
/*---------------------------------------------------------------------*/

1
drivers/media/dvb/frontends/tda18271.h
View file

@ -27,6 +27,7 @@
struct tda18271_std_map_item {
u16 if_freq;
u8 std_bits;
unsigned int fm_rfn:1;
};
struct tda18271_std_map {