*/
struct drx_demod_instance drxj_default_demod_g = {
&DRXJ_DAP, /* data access protocol functions */
- NULL, /* tuner instance */
&drxj_default_addr_g, /* i2c address & device id */
&drxj_default_comm_attr_g, /* demod common attributes */
&drxj_data_g /* demod device specific attributes */
ctrl_set_channel(struct drx_demod_instance *demod, struct drx_channel *channel)
{
int rc;
- s32 tuner_set_freq = 0;
- s32 tuner_get_freq = 0;
s32 tuner_freq_offset = 0;
s32 intermediate_freq = 0;
struct drxj_data *ext_attr = NULL;
struct i2c_device_addr *dev_addr = NULL;
enum drx_standard standard = DRX_STANDARD_UNKNOWN;
- u32 tuner_mode = 0;
struct drx_common_attr *common_attr = NULL;
- bool bridge_closed = false;
#ifndef DRXJ_VSB_ONLY
u32 min_symbol_rate = 0;
u32 max_symbol_rate = 0;
pr_err("error %d\n", rc);
goto rw_error;
}
- /*== Tune, fast mode ======================================================*/
- if (demod->my_tuner != NULL) {
- /* Determine tuner mode and freq to tune to ... */
- switch (standard) {
-#if 0
- case DRX_STANDARD_NTSC: /* fallthrough */
- case DRX_STANDARD_PAL_SECAM_BG: /* fallthrough */
- case DRX_STANDARD_PAL_SECAM_DK: /* fallthrough */
- case DRX_STANDARD_PAL_SECAM_I: /* fallthrough */
- case DRX_STANDARD_PAL_SECAM_L: /* fallthrough */
- case DRX_STANDARD_PAL_SECAM_LP:
- /* expecting center frequency, not picture carrier so no
- conversion .... */
- tuner_mode |= TUNER_MODE_ANALOG;
- tuner_set_freq = channel->frequency;
- break;
- case DRX_STANDARD_FM:
- /* center frequency (equals sound carrier) as input,
- tune to edge of SAW */
- tuner_mode |= TUNER_MODE_ANALOG;
- tuner_set_freq =
- channel->frequency + DRXJ_FM_CARRIER_FREQ_OFFSET;
- break;
-#endif
- case DRX_STANDARD_8VSB: /* fallthrough */
-#ifndef DRXJ_VSB_ONLY
- case DRX_STANDARD_ITU_A: /* fallthrough */
- case DRX_STANDARD_ITU_B: /* fallthrough */
- case DRX_STANDARD_ITU_C:
-#endif
- tuner_mode |= TUNER_MODE_DIGITAL;
- tuner_set_freq = channel->frequency;
- break;
- case DRX_STANDARD_UNKNOWN:
- default:
- return -EIO;
- } /* switch(standard) */
- tuner_mode |= TUNER_MODE_SWITCH;
- switch (channel->bandwidth) {
- case DRX_BANDWIDTH_8MHZ:
- tuner_mode |= TUNER_MODE_8MHZ;
- break;
- case DRX_BANDWIDTH_7MHZ:
- tuner_mode |= TUNER_MODE_7MHZ;
- break;
- case DRX_BANDWIDTH_6MHZ:
- tuner_mode |= TUNER_MODE_6MHZ;
- break;
- default:
- /* TODO: for FM which bandwidth to use ?
- also check offset from centre frequency ?
- For now using 6MHz.
- */
- tuner_mode |= TUNER_MODE_6MHZ;
- break;
- /* return (-EINVAL); */
- }
-
- /* store bandwidth for GetChannel() */
- ext_attr->curr_bandwidth = channel->bandwidth;
- ext_attr->curr_symbol_rate = channel->symbolrate;
- ext_attr->frequency = tuner_set_freq;
- if (common_attr->tuner_port_nr == 1) {
- /* close tuner bridge */
- bridge_closed = true;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- /* set tuner frequency */
- }
-
- rc = drxbsp_tuner_set_frequency(demod->my_tuner, tuner_mode, tuner_set_freq);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- if (common_attr->tuner_port_nr == 1) {
- /* open tuner bridge */
- bridge_closed = false;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
-
- /* Get actual frequency set by tuner and compute offset */
- rc = drxbsp_tuner_get_frequency(demod->my_tuner, 0, &tuner_get_freq, &intermediate_freq);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- tuner_freq_offset = tuner_get_freq - tuner_set_freq;
- common_attr->intermediate_freq = intermediate_freq;
- } else {
- /* no tuner instance defined, use fixed intermediate frequency */
- tuner_freq_offset = 0;
- intermediate_freq = demod->my_common_attr->intermediate_freq;
- } /* if ( demod->my_tuner != NULL ) */
+ tuner_freq_offset = 0;
+ intermediate_freq = demod->my_common_attr->intermediate_freq;
/*== Setup demod for specific standard ====================================*/
switch (standard) {
return -EIO;
}
- /*== Re-tune, slow mode ===================================================*/
- if (demod->my_tuner != NULL) {
- /* tune to slow mode */
- tuner_mode &= ~TUNER_MODE_SWITCH;
- tuner_mode |= TUNER_MODE_LOCK;
-
- if (common_attr->tuner_port_nr == 1) {
- /* close tuner bridge */
- bridge_closed = true;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
-
- /* set tuner frequency */
- rc = drxbsp_tuner_set_frequency(demod->my_tuner, tuner_mode, tuner_set_freq);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- if (common_attr->tuner_port_nr == 1) {
- /* open tuner bridge */
- bridge_closed = false;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
- }
-
- /* if ( demod->my_tuner !=NULL ) */
/* flag the packet error counter reset */
ext_attr->reset_pkt_err_acc = true;
/* channel->interleaver = DRX_INTERLEAVER_UNKNOWN;*/
channel->ldpc = DRX_LDPC_UNKNOWN;
- if (demod->my_tuner != NULL) {
- s32 tuner_freq_offset = 0;
- bool tuner_mirror = common_attr->mirror_freq_spect ? false : true;
-
- /* Get frequency from tuner */
- rc = drxbsp_tuner_get_frequency(demod->my_tuner, 0, &(channel->frequency), &intermediate_freq);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- tuner_freq_offset = channel->frequency - ext_attr->frequency;
- if (tuner_mirror) {
- /* positive image */
- channel->frequency += tuner_freq_offset;
- } else {
- /* negative image */
- channel->frequency -= tuner_freq_offset;
- }
-
- /* Handle sound carrier offset in RF domain */
- if (standard == DRX_STANDARD_FM)
- channel->frequency -= DRXJ_FM_CARRIER_FREQ_OFFSET;
- } else {
- intermediate_freq = common_attr->intermediate_freq;
- }
+ intermediate_freq = common_attr->intermediate_freq;
/* check lock status */
rc = ctrl_lock_status(demod, &lock_status);
goto rw_error;
}
- /* Open tuner instance */
- if (demod->my_tuner != NULL) {
- demod->my_tuner->my_common_attr->my_user_data = (void *)demod;
-
- if (common_attr->tuner_port_nr == 1) {
- bool bridge_closed = true;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
-
- if (common_attr->tuner_port_nr == 1) {
- bool bridge_closed = false;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
- common_attr->tuner_min_freq_rf =
- ((demod->my_tuner)->my_common_attr->min_freq_rf);
- common_attr->tuner_max_freq_rf =
- ((demod->my_tuner)->my_common_attr->max_freq_rf);
- }
-
/* Initialize scan timeout */
common_attr->scan_demod_lock_timeout = DRXJ_SCAN_TIMEOUT;
common_attr->scan_desired_lock = DRX_LOCKED;
int drxj_close(struct drx_demod_instance *demod)
{
struct i2c_device_addr *dev_addr = demod->my_i2c_dev_addr;
- struct drx_common_attr *common_attr = demod->my_common_attr;
int rc;
enum drx_power_mode power_mode = DRX_POWER_UP;
goto rw_error;
}
- if (demod->my_tuner != NULL) {
- /* Check if bridge is used */
- if (common_attr->tuner_port_nr == 1) {
- bool bridge_closed = true;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
- if (common_attr->tuner_port_nr == 1) {
- bool bridge_closed = false;
- rc = ctrl_i2c_bridge(demod, &bridge_closed);
- if (rc != 0) {
- pr_err("error %d\n", rc);
- goto rw_error;
- }
- }
- }
-
rc = DRXJ_DAP.write_reg16func(dev_addr, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE, 0);
if (rc != 0) {
pr_err("error %d\n", rc);
demod->my_common_attr->intermediate_freq = 5000;
demod->my_ext_attr = demod_ext_attr;
((struct drxj_data *)demod_ext_attr)->uio_sma_tx_mode = DRX_UIO_MODE_READWRITE;
- demod->my_tuner = NULL;
demod->i2c = i2c;
result = drxj_open(demod);
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