/*
- *
* i2c tv tuner chip device driver
* controls all those simple 4-control-bytes style tuners.
+ *
+ * This "tuner-simple" module was split apart from the original "tuner" module.
*/
#include <linux/delay.h>
#include <linux/i2c.h>
#include <media/tuner.h>
#include <media/v4l2-common.h>
#include <media/tuner-types.h>
-#include "tuner-driver.h"
+#include "tuner-i2c.h"
+#include "tuner-simple.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable verbose debug messages");
-static int offset = 0;
+#define TUNER_SIMPLE_MAX 64
+static unsigned int simple_devcount;
+
+static int offset;
module_param(offset, int, 0664);
-MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner");
+MODULE_PARM_DESC(offset, "Allows to specify an offset for tuner");
+
+static unsigned int atv_input[TUNER_SIMPLE_MAX] = \
+ { [0 ... (TUNER_SIMPLE_MAX-1)] = 0 };
+static unsigned int dtv_input[TUNER_SIMPLE_MAX] = \
+ { [0 ... (TUNER_SIMPLE_MAX-1)] = 0 };
+module_param_array(atv_input, int, NULL, 0644);
+module_param_array(dtv_input, int, NULL, 0644);
+MODULE_PARM_DESC(atv_input, "specify atv rf input, 0 for autoselect");
+MODULE_PARM_DESC(dtv_input, "specify dtv rf input, 0 for autoselect");
/* ---------------------------------------------------------------------- */
*/
#define TEMIC_SET_PAL_I 0x05
#define TEMIC_SET_PAL_DK 0x09
-#define TEMIC_SET_PAL_L 0x0a // SECAM ?
-#define TEMIC_SET_PAL_L2 0x0b // change IF !
+#define TEMIC_SET_PAL_L 0x0a /* SECAM ? */
+#define TEMIC_SET_PAL_L2 0x0b /* change IF ! */
#define TEMIC_SET_PAL_BG 0x0c
/* tv tuner system standard selection for Philips FQ1216ME
#define TUNER_PLL_LOCKED 0x40
#define TUNER_STEREO_MK3 0x04
+static DEFINE_MUTEX(tuner_simple_list_mutex);
+static LIST_HEAD(hybrid_tuner_instance_list);
+
struct tuner_simple_priv {
+ unsigned int nr;
u16 last_div;
+
+ struct tuner_i2c_props i2c_props;
+ struct list_head hybrid_tuner_instance_list;
+
+ unsigned int type;
+ struct tunertype *tun;
+
+ u32 frequency;
+ u32 bandwidth;
};
/* ---------------------------------------------------------------------- */
-static int tuner_getstatus(struct i2c_client *c)
+static int tuner_read_status(struct dvb_frontend *fe)
{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
unsigned char byte;
- if (1 != i2c_master_recv(c,&byte,1))
+ if (1 != tuner_i2c_xfer_recv(&priv->i2c_props, &byte, 1))
return 0;
return byte;
}
-static int tuner_signal(struct i2c_client *c)
+static inline int tuner_signal(const int status)
{
- return (tuner_getstatus(c) & TUNER_SIGNAL) << 13;
+ return (status & TUNER_SIGNAL) << 13;
}
-static int tuner_stereo(struct i2c_client *c)
+static inline int tuner_stereo(const int type, const int status)
{
- int stereo, status;
- struct tuner *t = i2c_get_clientdata(c);
+ switch (type) {
+ case TUNER_PHILIPS_FM1216ME_MK3:
+ case TUNER_PHILIPS_FM1236_MK3:
+ case TUNER_PHILIPS_FM1256_IH3:
+ case TUNER_LG_NTSC_TAPE:
+ return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
+ default:
+ return status & TUNER_STEREO;
+ }
+}
- status = tuner_getstatus (c);
+static inline int tuner_islocked(const int status)
+{
+ return (status & TUNER_FL);
+}
- switch (t->type) {
- case TUNER_PHILIPS_FM1216ME_MK3:
- case TUNER_PHILIPS_FM1236_MK3:
- case TUNER_PHILIPS_FM1256_IH3:
- case TUNER_LG_NTSC_TAPE:
- stereo = ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
- break;
- default:
- stereo = status & TUNER_STEREO;
- }
+static inline int tuner_afcstatus(const int status)
+{
+ return (status & TUNER_AFC) - 2;
+}
+
+
+static int simple_get_status(struct dvb_frontend *fe, u32 *status)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ int tuner_status;
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
+
+ tuner_status = tuner_read_status(fe);
- return stereo;
+ *status = 0;
+
+ if (tuner_islocked(tuner_status))
+ *status = TUNER_STATUS_LOCKED;
+ if (tuner_stereo(priv->type, tuner_status))
+ *status |= TUNER_STATUS_STEREO;
+
+ tuner_dbg("AFC Status: %d\n", tuner_afcstatus(tuner_status));
+
+ return 0;
}
+static int simple_get_rf_strength(struct dvb_frontend *fe, u16 *strength)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ int signal;
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
+
+ signal = tuner_signal(tuner_read_status(fe));
+
+ *strength = signal;
+
+ tuner_dbg("Signal strength: %d\n", signal);
+
+ return 0;
+}
/* ---------------------------------------------------------------------- */
-static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
+static inline char *tuner_param_name(enum param_type type)
{
- struct tuner *t = i2c_get_clientdata(c);
- struct tuner_simple_priv *priv = t->priv;
- u8 config, cb, tuneraddr;
- u16 div;
- struct tunertype *tun;
- u8 buffer[4];
- int rc, IFPCoff, i, j;
- enum param_type desired_type;
- struct tuner_params *params;
+ char *name;
- tun = &tuners[t->type];
+ switch (type) {
+ case TUNER_PARAM_TYPE_RADIO:
+ name = "radio";
+ break;
+ case TUNER_PARAM_TYPE_PAL:
+ name = "pal";
+ break;
+ case TUNER_PARAM_TYPE_SECAM:
+ name = "secam";
+ break;
+ case TUNER_PARAM_TYPE_NTSC:
+ name = "ntsc";
+ break;
+ case TUNER_PARAM_TYPE_DIGITAL:
+ name = "digital";
+ break;
+ default:
+ name = "unknown";
+ break;
+ }
+ return name;
+}
- /* IFPCoff = Video Intermediate Frequency - Vif:
- 940 =16*58.75 NTSC/J (Japan)
- 732 =16*45.75 M/N STD
- 704 =16*44 ATSC (at DVB code)
- 632 =16*39.50 I U.K.
- 622.4=16*38.90 B/G D/K I, L STD
- 592 =16*37.00 D China
- 590 =16.36.875 B Australia
- 543.2=16*33.95 L' STD
- 171.2=16*10.70 FM Radio (at set_radio_freq)
- */
+static struct tuner_params *simple_tuner_params(struct dvb_frontend *fe,
+ enum param_type desired_type)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ struct tunertype *tun = priv->tun;
+ int i;
- if (t->std == V4L2_STD_NTSC_M_JP) {
- IFPCoff = 940;
- desired_type = TUNER_PARAM_TYPE_NTSC;
- } else if ((t->std & V4L2_STD_MN) &&
- !(t->std & ~V4L2_STD_MN)) {
- IFPCoff = 732;
- desired_type = TUNER_PARAM_TYPE_NTSC;
- } else if (t->std == V4L2_STD_SECAM_LC) {
- IFPCoff = 543;
- desired_type = TUNER_PARAM_TYPE_SECAM;
- } else {
- IFPCoff = 623;
- desired_type = TUNER_PARAM_TYPE_PAL;
+ for (i = 0; i < tun->count; i++)
+ if (desired_type == tun->params[i].type)
+ break;
+
+ /* use default tuner params if desired_type not available */
+ if (i == tun->count) {
+ tuner_dbg("desired params (%s) undefined for tuner %d\n",
+ tuner_param_name(desired_type), priv->type);
+ i = 0;
}
- for (j = 0; j < tun->count-1; j++) {
- if (desired_type != tun->params[j].type)
+ tuner_dbg("using tuner params #%d (%s)\n", i,
+ tuner_param_name(tun->params[i].type));
+
+ return &tun->params[i];
+}
+
+static int simple_config_lookup(struct dvb_frontend *fe,
+ struct tuner_params *t_params,
+ int *frequency, u8 *config, u8 *cb)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ int i;
+
+ for (i = 0; i < t_params->count; i++) {
+ if (*frequency > t_params->ranges[i].limit)
continue;
break;
}
- /* use default tuner_params if desired_type not available */
- if (desired_type != tun->params[j].type) {
- tuner_dbg("IFPCoff = %d: tuner_params undefined for tuner %d\n",
- IFPCoff,t->type);
- j = 0;
+ if (i == t_params->count) {
+ tuner_dbg("frequency out of range (%d > %d)\n",
+ *frequency, t_params->ranges[i - 1].limit);
+ *frequency = t_params->ranges[--i].limit;
}
- params = &tun->params[j];
+ *config = t_params->ranges[i].config;
+ *cb = t_params->ranges[i].cb;
- for (i = 0; i < params->count; i++) {
- if (freq > params->ranges[i].limit)
- continue;
+ tuner_dbg("freq = %d.%02d (%d), range = %d, "
+ "config = 0x%02x, cb = 0x%02x\n",
+ *frequency / 16, *frequency % 16 * 100 / 16, *frequency,
+ i, *config, *cb);
+
+ return i;
+}
+
+/* ---------------------------------------------------------------------- */
+
+static void simple_set_rf_input(struct dvb_frontend *fe,
+ u8 *config, u8 *cb, unsigned int rf)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+
+ switch (priv->type) {
+ case TUNER_PHILIPS_TUV1236D:
+ switch (rf) {
+ case 1:
+ *cb |= 0x08;
+ break;
+ default:
+ *cb &= ~0x08;
+ break;
+ }
+ break;
+ case TUNER_PHILIPS_FCV1236D:
+ switch (rf) {
+ case 1:
+ *cb |= 0x01;
+ break;
+ default:
+ *cb &= ~0x01;
+ break;
+ }
+ break;
+ default:
break;
}
- if (i == params->count) {
- tuner_dbg("TV frequency out of range (%d > %d)",
- freq, params->ranges[i - 1].limit);
- freq = params->ranges[--i].limit;
- }
- config = params->ranges[i].config;
- cb = params->ranges[i].cb;
- /* i == 0 -> VHF_LO
- * i == 1 -> VHF_HI
- * i == 2 -> UHF */
- tuner_dbg("tv: param %d, range %d\n",j,i);
-
- div=freq + IFPCoff + offset;
+}
- tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n",
- freq / 16, freq % 16 * 100 / 16,
- IFPCoff / 16, IFPCoff % 16 * 100 / 16,
- offset / 16, offset % 16 * 100 / 16,
- div);
+static int simple_std_setup(struct dvb_frontend *fe,
+ struct analog_parameters *params,
+ u8 *config, u8 *cb)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ u8 tuneraddr;
+ int rc;
/* tv norm specific stuff for multi-norm tuners */
- switch (t->type) {
- case TUNER_PHILIPS_SECAM: // FI1216MF
+ switch (priv->type) {
+ case TUNER_PHILIPS_SECAM: /* FI1216MF */
/* 0x01 -> ??? no change ??? */
/* 0x02 -> PAL BDGHI / SECAM L */
/* 0x04 -> ??? PAL others / SECAM others ??? */
- cb &= ~0x03;
- if (t->std & V4L2_STD_SECAM_L) //also valid for V4L2_STD_SECAM
- cb |= PHILIPS_MF_SET_STD_L;
- else if (t->std & V4L2_STD_SECAM_LC)
- cb |= PHILIPS_MF_SET_STD_LC;
+ *cb &= ~0x03;
+ if (params->std & V4L2_STD_SECAM_L)
+ /* also valid for V4L2_STD_SECAM */
+ *cb |= PHILIPS_MF_SET_STD_L;
+ else if (params->std & V4L2_STD_SECAM_LC)
+ *cb |= PHILIPS_MF_SET_STD_LC;
else /* V4L2_STD_B|V4L2_STD_GH */
- cb |= PHILIPS_MF_SET_STD_BG;
+ *cb |= PHILIPS_MF_SET_STD_BG;
break;
case TUNER_TEMIC_4046FM5:
- cb &= ~0x0f;
+ *cb &= ~0x0f;
- if (t->std & V4L2_STD_PAL_BG) {
- cb |= TEMIC_SET_PAL_BG;
+ if (params->std & V4L2_STD_PAL_BG) {
+ *cb |= TEMIC_SET_PAL_BG;
- } else if (t->std & V4L2_STD_PAL_I) {
- cb |= TEMIC_SET_PAL_I;
+ } else if (params->std & V4L2_STD_PAL_I) {
+ *cb |= TEMIC_SET_PAL_I;
- } else if (t->std & V4L2_STD_PAL_DK) {
- cb |= TEMIC_SET_PAL_DK;
+ } else if (params->std & V4L2_STD_PAL_DK) {
+ *cb |= TEMIC_SET_PAL_DK;
- } else if (t->std & V4L2_STD_SECAM_L) {
- cb |= TEMIC_SET_PAL_L;
+ } else if (params->std & V4L2_STD_SECAM_L) {
+ *cb |= TEMIC_SET_PAL_L;
}
break;
case TUNER_PHILIPS_FQ1216ME:
- cb &= ~0x0f;
+ *cb &= ~0x0f;
- if (t->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) {
- cb |= PHILIPS_SET_PAL_BGDK;
+ if (params->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) {
+ *cb |= PHILIPS_SET_PAL_BGDK;
- } else if (t->std & V4L2_STD_PAL_I) {
- cb |= PHILIPS_SET_PAL_I;
+ } else if (params->std & V4L2_STD_PAL_I) {
+ *cb |= PHILIPS_SET_PAL_I;
- } else if (t->std & V4L2_STD_SECAM_L) {
- cb |= PHILIPS_SET_PAL_L;
+ } else if (params->std & V4L2_STD_SECAM_L) {
+ *cb |= PHILIPS_SET_PAL_L;
}
break;
- case TUNER_PHILIPS_ATSC:
+ case TUNER_PHILIPS_FCV1236D:
/* 0x00 -> ATSC antenna input 1 */
/* 0x01 -> ATSC antenna input 2 */
/* 0x02 -> NTSC antenna input 1 */
/* 0x03 -> NTSC antenna input 2 */
- cb &= ~0x03;
- if (!(t->std & V4L2_STD_ATSC))
- cb |= 2;
- /* FIXME: input */
+ *cb &= ~0x03;
+ if (!(params->std & V4L2_STD_ATSC))
+ *cb |= 2;
break;
case TUNER_MICROTUNE_4042FI5:
/* Set the charge pump for fast tuning */
- config |= TUNER_CHARGE_PUMP;
+ *config |= TUNER_CHARGE_PUMP;
break;
case TUNER_PHILIPS_TUV1236D:
+ {
/* 0x40 -> ATSC antenna input 1 */
/* 0x48 -> ATSC antenna input 2 */
/* 0x00 -> NTSC antenna input 1 */
/* 0x08 -> NTSC antenna input 2 */
- buffer[0] = 0x14;
- buffer[1] = 0x00;
- buffer[2] = 0x17;
- buffer[3] = 0x00;
- cb &= ~0x40;
- if (t->std & V4L2_STD_ATSC) {
- cb |= 0x40;
+ u8 buffer[4] = { 0x14, 0x00, 0x17, 0x00};
+ *cb &= ~0x40;
+ if (params->std & V4L2_STD_ATSC) {
+ *cb |= 0x40;
buffer[1] = 0x04;
}
/* set to the correct mode (analog or digital) */
- tuneraddr = c->addr;
- c->addr = 0x0a;
- if (2 != (rc = i2c_master_send(c,&buffer[0],2)))
- tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
- if (2 != (rc = i2c_master_send(c,&buffer[2],2)))
- tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
- c->addr = tuneraddr;
- /* FIXME: input */
+ tuneraddr = priv->i2c_props.addr;
+ priv->i2c_props.addr = 0x0a;
+ rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[0], 2);
+ if (2 != rc)
+ tuner_warn("i2c i/o error: rc == %d "
+ "(should be 2)\n", rc);
+ rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[2], 2);
+ if (2 != rc)
+ tuner_warn("i2c i/o error: rc == %d "
+ "(should be 2)\n", rc);
+ priv->i2c_props.addr = tuneraddr;
break;
}
-
- if (params->cb_first_if_lower_freq && div < priv->last_div) {
- buffer[0] = config;
- buffer[1] = cb;
- buffer[2] = (div>>8) & 0x7f;
- buffer[3] = div & 0xff;
- } else {
- buffer[0] = (div>>8) & 0x7f;
- buffer[1] = div & 0xff;
- buffer[2] = config;
- buffer[3] = cb;
}
- priv->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 (atv_input[priv->nr])
+ simple_set_rf_input(fe, config, cb, atv_input[priv->nr]);
- 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);
- }
- if (params->default_pll_gating_18)
- config |= TDA9887_GATING_18;
- 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]);
+ return 0;
+}
- if (4 != (rc = i2c_master_send(c,buffer,4)))
- tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
+static int simple_post_tune(struct dvb_frontend *fe, u8 *buffer,
+ u16 div, u8 config, u8 cb)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ int rc;
- switch (t->type) {
+ switch (priv->type) {
case TUNER_LG_TDVS_H06XF:
/* Set the Auxiliary Byte. */
buffer[0] = buffer[2];
buffer[0] &= ~0x20;
buffer[0] |= 0x18;
buffer[1] = 0x20;
- tuner_dbg("tv 0x%02x 0x%02x\n",buffer[0],buffer[1]);
+ tuner_dbg("tv 0x%02x 0x%02x\n", buffer[0], buffer[1]);
- if (2 != (rc = i2c_master_send(c,buffer,2)))
- tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
+ rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 2);
+ if (2 != rc)
+ tuner_warn("i2c i/o error: rc == %d "
+ "(should be 2)\n", rc);
break;
case TUNER_MICROTUNE_4042FI5:
{
- // FIXME - this may also work for other tuners
+ /* FIXME - this may also work for other tuners */
unsigned long timeout = jiffies + msecs_to_jiffies(1);
u8 status_byte = 0;
/* Wait until the PLL locks */
for (;;) {
- if (time_after(jiffies,timeout))
- return;
- if (1 != (rc = i2c_master_recv(c,&status_byte,1))) {
- tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc);
+ if (time_after(jiffies, timeout))
+ return 0;
+ rc = tuner_i2c_xfer_recv(&priv->i2c_props,
+ &status_byte, 1);
+ if (1 != rc) {
+ tuner_warn("i2c i/o read error: rc == %d "
+ "(should be 1)\n", rc);
break;
}
if (status_byte & TUNER_PLL_LOCKED)
buffer[2] = config;
buffer[3] = cb;
tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
- buffer[0],buffer[1],buffer[2],buffer[3]);
+ buffer[0], buffer[1], buffer[2], buffer[3]);
- if (4 != (rc = i2c_master_send(c,buffer,4)))
- tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
+ rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+ if (4 != rc)
+ tuner_warn("i2c i/o error: rc == %d "
+ "(should be 4)\n", rc);
break;
}
}
+
+ return 0;
}
-static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
+static int simple_radio_bandswitch(struct dvb_frontend *fe, u8 *buffer)
{
- struct tunertype *tun;
- struct tuner *t = i2c_get_clientdata(c);
- struct tuner_simple_priv *priv = t->priv;
- u8 buffer[4];
- u16 div;
- int rc, j;
- struct tuner_params *params;
+ struct tuner_simple_priv *priv = fe->tuner_priv;
- tun = &tuners[t->type];
-
- for (j = tun->count-1; j > 0; j--)
- if (tun->params[j].type == TUNER_PARAM_TYPE_RADIO)
- break;
- /* default params (j=0) will be used if desired type wasn't found */
- params = &tun->params[j];
-
- /* Select Radio 1st IF used */
- switch (params->radio_if) {
- case 0: /* 10.7 MHz */
- freq += (unsigned int)(10.7*16000);
- break;
- case 1: /* 33.3 MHz */
- freq += (unsigned int)(33.3*16000);
- break;
- case 2: /* 41.3 MHz */
- freq += (unsigned int)(41.3*16000);
- break;
- default:
- tuner_warn("Unsupported radio_if value %d\n", params->radio_if);
- return;
- }
-
- /* Bandswitch byte */
- switch (t->type) {
+ switch (priv->type) {
case TUNER_TENA_9533_DI:
case TUNER_YMEC_TVF_5533MF:
- tuner_dbg ("This tuner doesn't have FM. Most cards have a TEA5767 for FM\n");
- return;
+ tuner_dbg("This tuner doesn't have FM. "
+ "Most cards have a TEA5767 for FM\n");
+ return 0;
case TUNER_PHILIPS_FM1216ME_MK3:
case TUNER_PHILIPS_FM1236_MK3:
case TUNER_PHILIPS_FMD1216ME_MK3:
break;
}
- buffer[2] = (params->ranges[0].config & ~TUNER_RATIO_MASK) |
+ return 0;
+}
+
+/* ---------------------------------------------------------------------- */
+
+static int simple_set_tv_freq(struct dvb_frontend *fe,
+ struct analog_parameters *params)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ u8 config, cb;
+ u16 div;
+ struct tunertype *tun;
+ u8 buffer[4];
+ int rc, IFPCoff, i;
+ enum param_type desired_type;
+ struct tuner_params *t_params;
+
+ tun = priv->tun;
+
+ /* IFPCoff = Video Intermediate Frequency - Vif:
+ 940 =16*58.75 NTSC/J (Japan)
+ 732 =16*45.75 M/N STD
+ 704 =16*44 ATSC (at DVB code)
+ 632 =16*39.50 I U.K.
+ 622.4=16*38.90 B/G D/K I, L STD
+ 592 =16*37.00 D China
+ 590 =16.36.875 B Australia
+ 543.2=16*33.95 L' STD
+ 171.2=16*10.70 FM Radio (at set_radio_freq)
+ */
+
+ if (params->std == V4L2_STD_NTSC_M_JP) {
+ IFPCoff = 940;
+ desired_type = TUNER_PARAM_TYPE_NTSC;
+ } else if ((params->std & V4L2_STD_MN) &&
+ !(params->std & ~V4L2_STD_MN)) {
+ IFPCoff = 732;
+ desired_type = TUNER_PARAM_TYPE_NTSC;
+ } else if (params->std == V4L2_STD_SECAM_LC) {
+ IFPCoff = 543;
+ desired_type = TUNER_PARAM_TYPE_SECAM;
+ } else {
+ IFPCoff = 623;
+ desired_type = TUNER_PARAM_TYPE_PAL;
+ }
+
+ t_params = simple_tuner_params(fe, desired_type);
+
+ i = simple_config_lookup(fe, t_params, ¶ms->frequency,
+ &config, &cb);
+
+ div = params->frequency + IFPCoff + offset;
+
+ tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, "
+ "Offset=%d.%02d MHz, div=%0d\n",
+ params->frequency / 16, params->frequency % 16 * 100 / 16,
+ IFPCoff / 16, IFPCoff % 16 * 100 / 16,
+ offset / 16, offset % 16 * 100 / 16, div);
+
+ /* tv norm specific stuff for multi-norm tuners */
+ simple_std_setup(fe, params, &config, &cb);
+
+ if (t_params->cb_first_if_lower_freq && div < priv->last_div) {
+ buffer[0] = config;
+ buffer[1] = cb;
+ buffer[2] = (div>>8) & 0x7f;
+ buffer[3] = div & 0xff;
+ } else {
+ buffer[0] = (div>>8) & 0x7f;
+ buffer[1] = div & 0xff;
+ buffer[2] = config;
+ buffer[3] = cb;
+ }
+ priv->last_div = div;
+ if (t_params->has_tda9887) {
+ struct v4l2_priv_tun_config tda9887_cfg;
+ int config = 0;
+ int is_secam_l = (params->std & (V4L2_STD_SECAM_L |
+ V4L2_STD_SECAM_LC)) &&
+ !(params->std & ~(V4L2_STD_SECAM_L |
+ V4L2_STD_SECAM_LC));
+
+ tda9887_cfg.tuner = TUNER_TDA9887;
+ tda9887_cfg.priv = &config;
+
+ if (params->std == V4L2_STD_SECAM_LC) {
+ if (t_params->port1_active ^ t_params->port1_invert_for_secam_lc)
+ config |= TDA9887_PORT1_ACTIVE;
+ if (t_params->port2_active ^ t_params->port2_invert_for_secam_lc)
+ config |= TDA9887_PORT2_ACTIVE;
+ } else {
+ if (t_params->port1_active)
+ config |= TDA9887_PORT1_ACTIVE;
+ if (t_params->port2_active)
+ config |= TDA9887_PORT2_ACTIVE;
+ }
+ if (t_params->intercarrier_mode)
+ config |= TDA9887_INTERCARRIER;
+ if (is_secam_l) {
+ if (i == 0 && t_params->default_top_secam_low)
+ config |= TDA9887_TOP(t_params->default_top_secam_low);
+ else if (i == 1 && t_params->default_top_secam_mid)
+ config |= TDA9887_TOP(t_params->default_top_secam_mid);
+ else if (t_params->default_top_secam_high)
+ config |= TDA9887_TOP(t_params->default_top_secam_high);
+ } else {
+ if (i == 0 && t_params->default_top_low)
+ config |= TDA9887_TOP(t_params->default_top_low);
+ else if (i == 1 && t_params->default_top_mid)
+ config |= TDA9887_TOP(t_params->default_top_mid);
+ else if (t_params->default_top_high)
+ config |= TDA9887_TOP(t_params->default_top_high);
+ }
+ if (t_params->default_pll_gating_18)
+ config |= TDA9887_GATING_18;
+ i2c_clients_command(priv->i2c_props.adap, TUNER_SET_CONFIG,
+ &tda9887_cfg);
+ }
+ tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
+ buffer[0], buffer[1], buffer[2], buffer[3]);
+
+ rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+ if (4 != rc)
+ tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
+
+ simple_post_tune(fe, &buffer[0], div, config, cb);
+
+ return 0;
+}
+
+static int simple_set_radio_freq(struct dvb_frontend *fe,
+ struct analog_parameters *params)
+{
+ struct tunertype *tun;
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ u8 buffer[4];
+ u16 div;
+ int rc, j;
+ struct tuner_params *t_params;
+ unsigned int freq = params->frequency;
+
+ tun = priv->tun;
+
+ for (j = tun->count-1; j > 0; j--)
+ if (tun->params[j].type == TUNER_PARAM_TYPE_RADIO)
+ break;
+ /* default t_params (j=0) will be used if desired type wasn't found */
+ t_params = &tun->params[j];
+
+ /* Select Radio 1st IF used */
+ switch (t_params->radio_if) {
+ case 0: /* 10.7 MHz */
+ freq += (unsigned int)(10.7*16000);
+ break;
+ case 1: /* 33.3 MHz */
+ freq += (unsigned int)(33.3*16000);
+ break;
+ case 2: /* 41.3 MHz */
+ freq += (unsigned int)(41.3*16000);
+ break;
+ default:
+ tuner_warn("Unsupported radio_if value %d\n",
+ t_params->radio_if);
+ return 0;
+ }
+
+ /* Bandswitch byte */
+ simple_radio_bandswitch(fe, &buffer[0]);
+
+ buffer[2] = (t_params->ranges[0].config & ~TUNER_RATIO_MASK) |
TUNER_RATIO_SELECT_50; /* 50 kHz step */
/* Convert from 1/16 kHz V4L steps to 1/20 MHz (=50 kHz) PLL steps
freq * (1/800) */
div = (freq + 400) / 800;
- if (params->cb_first_if_lower_freq && div < priv->last_div) {
+ if (t_params->cb_first_if_lower_freq && div < priv->last_div) {
buffer[0] = buffer[2];
buffer[1] = buffer[3];
buffer[2] = (div>>8) & 0x7f;
}
tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
- buffer[0],buffer[1],buffer[2],buffer[3]);
+ buffer[0], buffer[1], buffer[2], buffer[3]);
priv->last_div = div;
- if (params->has_tda9887) {
+ if (t_params->has_tda9887) {
int config = 0;
- if (params->port1_active && !params->port1_fm_high_sensitivity)
+ struct v4l2_priv_tun_config tda9887_cfg;
+
+ tda9887_cfg.tuner = TUNER_TDA9887;
+ tda9887_cfg.priv = &config;
+
+ if (t_params->port1_active &&
+ !t_params->port1_fm_high_sensitivity)
config |= TDA9887_PORT1_ACTIVE;
- if (params->port2_active && !params->port2_fm_high_sensitivity)
+ if (t_params->port2_active &&
+ !t_params->port2_fm_high_sensitivity)
config |= TDA9887_PORT2_ACTIVE;
- if (params->intercarrier_mode)
+ if (t_params->intercarrier_mode)
config |= TDA9887_INTERCARRIER;
-/* if (params->port1_set_for_fm_mono)
+/* if (t_params->port1_set_for_fm_mono)
config &= ~TDA9887_PORT1_ACTIVE;*/
- if (params->fm_gain_normal)
+ if (t_params->fm_gain_normal)
config |= TDA9887_GAIN_NORMAL;
- if (params->radio_if == 2)
+ if (t_params->radio_if == 2)
config |= TDA9887_RIF_41_3;
- i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
+ i2c_clients_command(priv->i2c_props.adap, TUNER_SET_CONFIG,
+ &tda9887_cfg);
+ }
+ rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+ if (4 != rc)
+ tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
+
+ return 0;
+}
+
+static int simple_set_params(struct dvb_frontend *fe,
+ struct analog_parameters *params)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ int ret = -EINVAL;
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
+
+ switch (params->mode) {
+ case V4L2_TUNER_RADIO:
+ ret = simple_set_radio_freq(fe, params);
+ priv->frequency = params->frequency * 125 / 2;
+ break;
+ case V4L2_TUNER_ANALOG_TV:
+ case V4L2_TUNER_DIGITAL_TV:
+ ret = simple_set_tv_freq(fe, params);
+ priv->frequency = params->frequency * 62500;
+ break;
+ }
+ priv->bandwidth = 0;
+
+ return ret;
+}
+
+static void simple_set_dvb(struct dvb_frontend *fe, u8 *buf,
+ const struct dvb_frontend_parameters *params)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+
+ switch (priv->type) {
+ case TUNER_PHILIPS_FMD1216ME_MK3:
+ if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ &&
+ params->frequency >= 158870000)
+ buf[3] |= 0x08;
+ break;
+ case TUNER_PHILIPS_TD1316:
+ /* determine band */
+ buf[3] |= (params->frequency < 161000000) ? 1 :
+ (params->frequency < 444000000) ? 2 : 4;
+
+ /* setup PLL filter */
+ if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
+ buf[3] |= 1 << 3;
+ break;
+ case TUNER_PHILIPS_TUV1236D:
+ case TUNER_PHILIPS_FCV1236D:
+ {
+ unsigned int new_rf;
+
+ if (dtv_input[priv->nr])
+ new_rf = dtv_input[priv->nr];
+ else
+ switch (params->u.vsb.modulation) {
+ case QAM_64:
+ case QAM_256:
+ new_rf = 1;
+ break;
+ case VSB_8:
+ default:
+ new_rf = 0;
+ break;
+ }
+ simple_set_rf_input(fe, &buf[2], &buf[3], new_rf);
+ break;
+ }
+ default:
+ break;
+ }
+}
+
+static u32 simple_dvb_configure(struct dvb_frontend *fe, u8 *buf,
+ const struct dvb_frontend_parameters *params)
+{
+ /* This function returns the tuned frequency on success, 0 on error */
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ struct tunertype *tun = priv->tun;
+ static struct tuner_params *t_params;
+ u8 config, cb;
+ u32 div;
+ int ret, frequency = params->frequency / 62500;
+
+ t_params = simple_tuner_params(fe, TUNER_PARAM_TYPE_DIGITAL);
+ ret = simple_config_lookup(fe, t_params, &frequency, &config, &cb);
+ if (ret < 0)
+ return 0; /* failure */
+
+ div = ((frequency + t_params->iffreq) * 62500 + offset +
+ tun->stepsize/2) / tun->stepsize;
+
+ buf[0] = div >> 8;
+ buf[1] = div & 0xff;
+ buf[2] = config;
+ buf[3] = cb;
+
+ simple_set_dvb(fe, buf, params);
+
+ tuner_dbg("%s: div=%d | buf=0x%02x,0x%02x,0x%02x,0x%02x\n",
+ tun->name, div, buf[0], buf[1], buf[2], buf[3]);
+
+ /* calculate the frequency we set it to */
+ return (div * tun->stepsize) - t_params->iffreq;
+}
+
+static int simple_dvb_calc_regs(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *params,
+ u8 *buf, int buf_len)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ u32 frequency;
+
+ if (buf_len < 5)
+ return -EINVAL;
+
+ frequency = simple_dvb_configure(fe, buf+1, params);
+ if (frequency == 0)
+ return -EINVAL;
+
+ buf[0] = priv->i2c_props.addr;
+
+ priv->frequency = frequency;
+ priv->bandwidth = (fe->ops.info.type == FE_OFDM) ?
+ params->u.ofdm.bandwidth : 0;
+
+ return 5;
+}
+
+static int simple_dvb_set_params(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *params)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ u32 prev_freq, prev_bw;
+ int ret;
+ u8 buf[5];
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
+
+ prev_freq = priv->frequency;
+ prev_bw = priv->bandwidth;
+
+ ret = simple_dvb_calc_regs(fe, params, buf, 5);
+ if (ret != 5)
+ goto fail;
+
+ /* put analog demod in standby when tuning digital */
+ if (fe->ops.analog_ops.standby)
+ fe->ops.analog_ops.standby(fe);
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ /* buf[0] contains the i2c address, but *
+ * we already have it in i2c_props.addr */
+ ret = tuner_i2c_xfer_send(&priv->i2c_props, buf+1, 4);
+ if (ret != 4)
+ goto fail;
+
+ return 0;
+fail:
+ /* calc_regs sets frequency and bandwidth. if we failed, unset them */
+ priv->frequency = prev_freq;
+ priv->bandwidth = prev_bw;
+
+ return ret;
+}
+
+static int simple_init(struct dvb_frontend *fe)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
+
+ if (priv->tun->initdata) {
+ int ret;
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ ret = tuner_i2c_xfer_send(&priv->i2c_props,
+ priv->tun->initdata + 1,
+ priv->tun->initdata[0]);
+ if (ret != priv->tun->initdata[0])
+ return ret;
}
- if (4 != (rc = i2c_master_send(c,buffer,4)))
- tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
+
+ return 0;
}
-static void tuner_release(struct i2c_client *c)
+static int simple_sleep(struct dvb_frontend *fe)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
- kfree(t->priv);
- t->priv = NULL;
+ if (priv->tun->sleepdata) {
+ int ret;
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ ret = tuner_i2c_xfer_send(&priv->i2c_props,
+ priv->tun->sleepdata + 1,
+ priv->tun->sleepdata[0]);
+ if (ret != priv->tun->sleepdata[0])
+ return ret;
+ }
+
+ return 0;
+}
+
+static int simple_release(struct dvb_frontend *fe)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+
+ mutex_lock(&tuner_simple_list_mutex);
+
+ if (priv)
+ hybrid_tuner_release_state(priv);
+
+ mutex_unlock(&tuner_simple_list_mutex);
+
+ fe->tuner_priv = NULL;
+
+ return 0;
}
-static struct tuner_operations simple_tuner_ops = {
- .set_tv_freq = default_set_tv_freq,
- .set_radio_freq = default_set_radio_freq,
- .has_signal = tuner_signal,
- .is_stereo = tuner_stereo,
- .release = tuner_release,
+static int simple_get_frequency(struct dvb_frontend *fe, u32 *frequency)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ *frequency = priv->frequency;
+ return 0;
+}
+
+static int simple_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
+{
+ struct tuner_simple_priv *priv = fe->tuner_priv;
+ *bandwidth = priv->bandwidth;
+ return 0;
+}
+
+static struct dvb_tuner_ops simple_tuner_ops = {
+ .init = simple_init,
+ .sleep = simple_sleep,
+ .set_analog_params = simple_set_params,
+ .set_params = simple_dvb_set_params,
+ .calc_regs = simple_dvb_calc_regs,
+ .release = simple_release,
+ .get_frequency = simple_get_frequency,
+ .get_bandwidth = simple_get_bandwidth,
+ .get_status = simple_get_status,
+ .get_rf_strength = simple_get_rf_strength,
};
-int default_tuner_init(struct i2c_client *c)
+struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
+ struct i2c_adapter *i2c_adap,
+ u8 i2c_addr,
+ unsigned int type)
{
- struct tuner *t = i2c_get_clientdata(c);
struct tuner_simple_priv *priv = NULL;
+ int instance;
- priv = kzalloc(sizeof(struct tuner_simple_priv), GFP_KERNEL);
- if (priv == NULL)
- return -ENOMEM;
- t->priv = priv;
+ if (type >= tuner_count) {
+ printk(KERN_WARNING "%s: invalid tuner type: %d (max: %d)\n",
+ __func__, type, tuner_count-1);
+ return NULL;
+ }
- tuner_info("type set to %d (%s)\n",
- t->type, tuners[t->type].name);
- strlcpy(c->name, tuners[t->type].name, sizeof(c->name));
+ /* If i2c_adap is set, check that the tuner is at the correct address.
+ * Otherwise, if i2c_adap is NULL, the tuner will be programmed directly
+ * by the digital demod via calc_regs.
+ */
+ if (i2c_adap != NULL) {
+ u8 b[1];
+ struct i2c_msg msg = {
+ .addr = i2c_addr, .flags = I2C_M_RD,
+ .buf = b, .len = 1,
+ };
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ if (1 != i2c_transfer(i2c_adap, &msg, 1))
+ tuner_warn("unable to probe %s, proceeding anyway.",
+ tuners[type].name);
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 0);
+ }
- memcpy(&t->ops, &simple_tuner_ops, sizeof(struct tuner_operations));
+ mutex_lock(&tuner_simple_list_mutex);
- return 0;
+ instance = hybrid_tuner_request_state(struct tuner_simple_priv, priv,
+ hybrid_tuner_instance_list,
+ i2c_adap, i2c_addr,
+ "tuner-simple");
+ switch (instance) {
+ case 0:
+ mutex_unlock(&tuner_simple_list_mutex);
+ return NULL;
+ break;
+ case 1:
+ fe->tuner_priv = priv;
+
+ priv->type = type;
+ priv->tun = &tuners[type];
+ priv->nr = simple_devcount++;
+ break;
+ default:
+ fe->tuner_priv = priv;
+ break;
+ }
+
+ mutex_unlock(&tuner_simple_list_mutex);
+
+ memcpy(&fe->ops.tuner_ops, &simple_tuner_ops,
+ sizeof(struct dvb_tuner_ops));
+
+ tuner_info("type set to %d (%s)\n", type, priv->tun->name);
+
+ if ((debug) || ((atv_input[priv->nr] > 0) ||
+ (dtv_input[priv->nr] > 0))) {
+ if (0 == atv_input[priv->nr])
+ tuner_info("tuner %d atv rf input will be "
+ "autoselected\n", priv->nr);
+ else
+ tuner_info("tuner %d atv rf input will be "
+ "set to input %d (insmod option)\n",
+ priv->nr, atv_input[priv->nr]);
+ if (0 == dtv_input[priv->nr])
+ tuner_info("tuner %d dtv rf input will be "
+ "autoselected\n", priv->nr);
+ else
+ tuner_info("tuner %d dtv rf input will be "
+ "set to input %d (insmod option)\n",
+ priv->nr, dtv_input[priv->nr]);
+ }
+
+ strlcpy(fe->ops.tuner_ops.info.name, priv->tun->name,
+ sizeof(fe->ops.tuner_ops.info.name));
+
+ return fe;
}
+EXPORT_SYMBOL_GPL(simple_tuner_attach);
+
+MODULE_DESCRIPTION("Simple 4-control-bytes style tuner driver");
+MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer");
+MODULE_LICENSE("GPL");
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
projects / linux-2.6 / blobdiff