[media] dvb-pll: use DVBv5 parameters on set_params()
authorMauro Carvalho Chehab <mchehab@redhat.com>
Wed, 21 Dec 2011 14:16:39 +0000 (11:16 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Sat, 31 Dec 2011 10:42:33 +0000 (08:42 -0200)
Instead of using DVBv3 parameters, rely on DVBv5 parameters to
set the tuner.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/dvb/frontends/dvb-pll.c

index 62a65ef..c19d6bb 100644 (file)
@@ -61,8 +61,7 @@ struct dvb_pll_desc {
        u32  min;
        u32  max;
        u32  iffreq;
-       void (*set)(struct dvb_frontend *fe, u8 *buf,
-                   const struct dvb_frontend_parameters *params);
+       void (*set)(struct dvb_frontend *fe, u8 *buf);
        u8   *initdata;
        u8   *initdata2;
        u8   *sleepdata;
@@ -93,10 +92,10 @@ static struct dvb_pll_desc dvb_pll_thomson_dtt7579 = {
        },
 };
 
-static void thomson_dtt759x_bw(struct dvb_frontend *fe, u8 *buf,
-                              const struct dvb_frontend_parameters *params)
+static void thomson_dtt759x_bw(struct dvb_frontend *fe, u8 *buf)
 {
-       if (BANDWIDTH_7_MHZ == params->u.ofdm.bandwidth)
+       u32 bw = fe->dtv_property_cache.bandwidth_hz;
+       if (bw == 7000000)
                buf[3] |= 0x10;
 }
 
@@ -186,10 +185,10 @@ static struct dvb_pll_desc dvb_pll_env57h1xd5 = {
 /* Philips TDA6650/TDA6651
  * used in Panasonic ENV77H11D5
  */
-static void tda665x_bw(struct dvb_frontend *fe, u8 *buf,
-                      const struct dvb_frontend_parameters *params)
+static void tda665x_bw(struct dvb_frontend *fe, u8 *buf)
 {
-       if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
+       u32 bw = fe->dtv_property_cache.bandwidth_hz;
+       if (bw == 8000000)
                buf[3] |= 0x08;
 }
 
@@ -220,10 +219,10 @@ static struct dvb_pll_desc dvb_pll_tda665x = {
 /* Infineon TUA6034
  * used in LG TDTP E102P
  */
-static void tua6034_bw(struct dvb_frontend *fe, u8 *buf,
-                      const struct dvb_frontend_parameters *params)
+static void tua6034_bw(struct dvb_frontend *fe, u8 *buf)
 {
-       if (BANDWIDTH_7_MHZ != params->u.ofdm.bandwidth)
+       u32 bw = fe->dtv_property_cache.bandwidth_hz;
+       if (bw == 7000000)
                buf[3] |= 0x08;
 }
 
@@ -244,10 +243,10 @@ static struct dvb_pll_desc dvb_pll_tua6034 = {
 /* ALPS TDED4
  * used in Nebula-Cards and USB boxes
  */
-static void tded4_bw(struct dvb_frontend *fe, u8 *buf,
-                    const struct dvb_frontend_parameters *params)
+static void tded4_bw(struct dvb_frontend *fe, u8 *buf)
 {
-       if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
+       u32 bw = fe->dtv_property_cache.bandwidth_hz;
+       if (bw == 8000000)
                buf[3] |= 0x04;
 }
 
@@ -319,11 +318,11 @@ static struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261 = {
        },
 };
 
-static void opera1_bw(struct dvb_frontend *fe, u8 *buf,
-                     const struct dvb_frontend_parameters *params)
+static void opera1_bw(struct dvb_frontend *fe, u8 *buf)
 {
+       struct dtv_frontend_properties *c = &fe->dtv_property_cache;
        struct dvb_pll_priv *priv = fe->tuner_priv;
-       u32 b_w  = (params->u.qpsk.symbol_rate * 27) / 32000;
+       u32 b_w  = (c->symbol_rate * 27) / 32000;
        struct i2c_msg msg = {
                .addr = priv->pll_i2c_address,
                .flags = 0,
@@ -392,8 +391,7 @@ static struct dvb_pll_desc dvb_pll_opera1 = {
        }
 };
 
-static void samsung_dtos403ih102a_set(struct dvb_frontend *fe, u8 *buf,
-                      const struct dvb_frontend_parameters *params)
+static void samsung_dtos403ih102a_set(struct dvb_frontend *fe, u8 *buf)
 {
        struct dvb_pll_priv *priv = fe->tuner_priv;
        struct i2c_msg msg = {
@@ -537,30 +535,29 @@ static struct dvb_pll_desc *pll_list[] = {
 /* code                                                        */
 
 static int dvb_pll_configure(struct dvb_frontend *fe, u8 *buf,
-                            const struct dvb_frontend_parameters *params)
+                            const u32 frequency)
 {
        struct dvb_pll_priv *priv = fe->tuner_priv;
        struct dvb_pll_desc *desc = priv->pll_desc;
        u32 div;
        int i;
 
-       if (params->frequency != 0 && (params->frequency < desc->min ||
-                                      params->frequency > desc->max))
+       if (frequency && (frequency < desc->min || frequency > desc->max))
                return -EINVAL;
 
        for (i = 0; i < desc->count; i++) {
-               if (params->frequency > desc->entries[i].limit)
+               if (frequency > desc->entries[i].limit)
                        continue;
                break;
        }
 
        if (debug)
                printk("pll: %s: freq=%d | i=%d/%d\n", desc->name,
-                      params->frequency, i, desc->count);
+                      frequency, i, desc->count);
        if (i == desc->count)
                return -EINVAL;
 
-       div = (params->frequency + desc->iffreq +
+       div = (frequency + desc->iffreq +
               desc->entries[i].stepsize/2) / desc->entries[i].stepsize;
        buf[0] = div >> 8;
        buf[1] = div & 0xff;
@@ -568,7 +565,7 @@ static int dvb_pll_configure(struct dvb_frontend *fe, u8 *buf,
        buf[3] = desc->entries[i].cb;
 
        if (desc->set)
-               desc->set(fe, buf, params);
+               desc->set(fe, buf);
 
        if (debug)
                printk("pll: %s: div=%d | buf=0x%02x,0x%02x,0x%02x,0x%02x\n",
@@ -614,6 +611,7 @@ static int dvb_pll_sleep(struct dvb_frontend *fe)
 static int dvb_pll_set_params(struct dvb_frontend *fe,
                              struct dvb_frontend_parameters *params)
 {
+       struct dtv_frontend_properties *c = &fe->dtv_property_cache;
        struct dvb_pll_priv *priv = fe->tuner_priv;
        u8 buf[4];
        struct i2c_msg msg =
@@ -625,7 +623,8 @@ static int dvb_pll_set_params(struct dvb_frontend *fe,
        if (priv->i2c == NULL)
                return -EINVAL;
 
-       if ((result = dvb_pll_configure(fe, buf, params)) < 0)
+       result = dvb_pll_configure(fe, buf, c->frequency);
+       if (result < 0)
                return result;
        else
                frequency = result;
@@ -637,7 +636,12 @@ static int dvb_pll_set_params(struct dvb_frontend *fe,
        }
 
        priv->frequency = frequency;
-       priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
+       if (c->bandwidth_hz <= 6000000)
+               priv->bandwidth = BANDWIDTH_6_MHZ;
+       else if (c->bandwidth_hz <= 7000000)
+               priv->bandwidth = BANDWIDTH_7_MHZ;
+       if (c->bandwidth_hz <= 8000000)
+               priv->bandwidth = BANDWIDTH_8_MHZ;
 
        return 0;
 }
@@ -653,7 +657,8 @@ static int dvb_pll_calc_regs(struct dvb_frontend *fe,
        if (buf_len < 5)
                return -EINVAL;
 
-       if ((result = dvb_pll_configure(fe, buf+1, params)) < 0)
+       result = dvb_pll_configure(fe, buf + 1, params->frequency);
+       if (result < 0)
                return result;
        else
                frequency = result;