V4L/DVB (7384): tda18271: store FM_RFn setting in struct tda18271_std_map_item
authorMichael Krufky <mkrufky@linuxtv.org>
Tue, 22 Apr 2008 17:46:06 +0000 (14:46 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Thu, 24 Apr 2008 17:07:52 +0000 (14:07 -0300)
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>
drivers/media/dvb/frontends/tda18271-fe.c
drivers/media/dvb/frontends/tda18271-tables.c
drivers/media/dvb/frontends/tda18271.h

index bb0a65310b71ff06fe95a6a403d13a7ebff327af..fef225abee96b15becac86aab7fd81221c6e16ca 100644 (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
-               regs[R_EP4]  &= ~0x80;
+       /* 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;
index e94afcfdc5bce96fbae91878560fbdabcd830510..462f20b41728badf9750b4ec33b20aa6e07e353f 100644 (file)
@@ -1187,37 +1187,37 @@ fail:
 /*---------------------------------------------------------------------*/
 
 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 },
 };
 
 /*---------------------------------------------------------------------*/
index e79441e22718a8ca966d50f35a7c80a9c31912cd..a33095757ea8e902797adf0cab4eb27ca7f9db2e 100644 (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 {