diff options
Diffstat (limited to 'drivers/media/dvb/frontends/drxk_hard.c')
| -rw-r--r-- | drivers/media/dvb/frontends/drxk_hard.c | 192 |
1 files changed, 81 insertions, 111 deletions
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c index 77e78f459842..a95fb44cbba3 100644 --- a/drivers/media/dvb/frontends/drxk_hard.c +++ b/drivers/media/dvb/frontends/drxk_hard.c @@ -6174,7 +6174,7 @@ error: return status; } -static void drxk_c_release(struct dvb_frontend *fe) +static void drxk_release(struct dvb_frontend *fe) { struct drxk_state *state = fe->demodulator_priv; @@ -6182,21 +6182,7 @@ static void drxk_c_release(struct dvb_frontend *fe) kfree(state); } -static int drxk_c_init(struct dvb_frontend *fe) -{ - struct drxk_state *state = fe->demodulator_priv; - - dprintk(1, "\n"); - if (mutex_trylock(&state->ctlock) == 0) - return -EBUSY; - if (state->m_itut_annex_c) - SetOperationMode(state, OM_QAM_ITU_C); - else - SetOperationMode(state, OM_QAM_ITU_A); - return 0; -} - -static int drxk_c_sleep(struct dvb_frontend *fe) +static int drxk_sleep(struct dvb_frontend *fe) { struct drxk_state *state = fe->demodulator_priv; @@ -6229,24 +6215,36 @@ static int drxk_set_parameters(struct dvb_frontend *fe) return -EINVAL; } + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + state->props = *p; + switch (delsys) { case SYS_DVBC_ANNEX_A: - state->m_itut_annex_c = false; - break; case SYS_DVBC_ANNEX_C: + if (!state->m_hasDVBC) + return -EINVAL; + state->m_itut_annex_c = (delsys == SYS_DVBC_ANNEX_C) ? true : false; + if (state->m_itut_annex_c) + SetOperationMode(state, OM_QAM_ITU_C); + else + SetOperationMode(state, OM_QAM_ITU_A); + break; state->m_itut_annex_c = true; break; + case SYS_DVBT: + if (!state->m_hasDVBT) + return -EINVAL; + SetOperationMode(state, OM_DVBT); + break; default: return -EINVAL; } - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); - if (fe->ops.tuner_ops.set_params) - fe->ops.tuner_ops.set_params(fe); - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 0); - state->props = *p; fe->ops.tuner_ops.get_if_frequency(fe, &IF); Start(state, 0, IF); @@ -6314,91 +6312,54 @@ static int drxk_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) return 0; } -static int drxk_c_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings +static int drxk_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *sets) { - dprintk(1, "\n"); - sets->min_delay_ms = 3000; - sets->max_drift = 0; - sets->step_size = 0; - return 0; -} - -static void drxk_t_release(struct dvb_frontend *fe) -{ - /* - * There's nothing to release here, as the state struct - * is already freed by drxk_c_release. - */ -} - -static int drxk_t_init(struct dvb_frontend *fe) -{ - struct drxk_state *state = fe->demodulator_priv; - - dprintk(1, "\n"); - if (mutex_trylock(&state->ctlock) == 0) - return -EBUSY; - SetOperationMode(state, OM_DVBT); - return 0; -} - -static int drxk_t_sleep(struct dvb_frontend *fe) -{ - struct drxk_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; dprintk(1, "\n"); - mutex_unlock(&state->ctlock); - return 0; + switch (p->delivery_system) { + case SYS_DVBC_ANNEX_A: + case SYS_DVBC_ANNEX_C: + sets->min_delay_ms = 3000; + sets->max_drift = 0; + sets->step_size = 0; + return 0; + default: + /* + * For DVB-T, let it use the default DVB core way, that is: + * fepriv->step_size = fe->ops.info.frequency_stepsize * 2 + */ + return -EINVAL; + } } -static struct dvb_frontend_ops drxk_c_ops = { - .delsys = { SYS_DVBC_ANNEX_A, SYS_DVBC_ANNEX_C }, - .info = { - .name = "DRXK DVB-C", - .frequency_min = 47000000, - .frequency_max = 862000000, - .symbol_rate_min = 870000, - .symbol_rate_max = 11700000, - .caps = FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 | - FE_CAN_QAM_128 | FE_CAN_QAM_256 | FE_CAN_FEC_AUTO}, - .release = drxk_c_release, - .init = drxk_c_init, - .sleep = drxk_c_sleep, - .i2c_gate_ctrl = drxk_gate_ctrl, - - .set_frontend = drxk_set_parameters, - .get_tune_settings = drxk_c_get_tune_settings, - - .read_status = drxk_read_status, - .read_ber = drxk_read_ber, - .read_signal_strength = drxk_read_signal_strength, - .read_snr = drxk_read_snr, - .read_ucblocks = drxk_read_ucblocks, -}; - -static struct dvb_frontend_ops drxk_t_ops = { - .delsys = { SYS_DVBT }, +static struct dvb_frontend_ops drxk_ops = { + /* .delsys will be filled dynamically */ .info = { - .name = "DRXK DVB-T", - .frequency_min = 47125000, - .frequency_max = 865000000, - .frequency_stepsize = 166667, - .frequency_tolerance = 0, - .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | - FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | - FE_CAN_FEC_AUTO | - FE_CAN_QAM_16 | FE_CAN_QAM_64 | - FE_CAN_QAM_AUTO | - FE_CAN_TRANSMISSION_MODE_AUTO | - FE_CAN_GUARD_INTERVAL_AUTO | - FE_CAN_HIERARCHY_AUTO | FE_CAN_RECOVER | FE_CAN_MUTE_TS}, - .release = drxk_t_release, - .init = drxk_t_init, - .sleep = drxk_t_sleep, + .name = "DRXK", + .frequency_min = 47000000, + .frequency_max = 865000000, + /* For DVB-C */ + .symbol_rate_min = 870000, + .symbol_rate_max = 11700000, + /* For DVB-T */ + .frequency_stepsize = 166667, + + .caps = FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 | + FE_CAN_QAM_128 | FE_CAN_QAM_256 | FE_CAN_FEC_AUTO | + FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_MUTE_TS | + FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_RECOVER | + FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_HIERARCHY_AUTO + }, + + .release = drxk_release, + .sleep = drxk_sleep, .i2c_gate_ctrl = drxk_gate_ctrl, .set_frontend = drxk_set_parameters, + .get_tune_settings = drxk_get_tune_settings, .read_status = drxk_read_status, .read_ber = drxk_read_ber, @@ -6408,9 +6369,10 @@ static struct dvb_frontend_ops drxk_t_ops = { }; struct dvb_frontend *drxk_attach(const struct drxk_config *config, - struct i2c_adapter *i2c, - struct dvb_frontend **fe_t) + struct i2c_adapter *i2c) { + int n; + struct drxk_state *state = NULL; u8 adr = config->adr; @@ -6445,21 +6407,29 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config, mutex_init(&state->mutex); mutex_init(&state->ctlock); - memcpy(&state->c_frontend.ops, &drxk_c_ops, - sizeof(struct dvb_frontend_ops)); - memcpy(&state->t_frontend.ops, &drxk_t_ops, - sizeof(struct dvb_frontend_ops)); - state->c_frontend.demodulator_priv = state; - state->t_frontend.demodulator_priv = state; + memcpy(&state->frontend.ops, &drxk_ops, sizeof(drxk_ops)); + state->frontend.demodulator_priv = state; init_state(state); if (init_drxk(state) < 0) goto error; - *fe_t = &state->t_frontend; - printk(KERN_INFO "drxk: frontend initialized.\n"); + /* Initialize the supported delivery systems */ + n = 0; + if (state->m_hasDVBC) { + state->frontend.ops.delsys[n++] = SYS_DVBC_ANNEX_A; + state->frontend.ops.delsys[n++] = SYS_DVBC_ANNEX_C; + strlcat(state->frontend.ops.info.name, " DVB-C", + sizeof(state->frontend.ops.info.name)); + } + if (state->m_hasDVBT) { + state->frontend.ops.delsys[n++] = SYS_DVBT; + strlcat(state->frontend.ops.info.name, " DVB-T", + sizeof(state->frontend.ops.info.name)); + } - return &state->c_frontend; + printk(KERN_INFO "drxk: frontend initialized.\n"); + return &state->frontend; error: printk(KERN_ERR "drxk: not found\n"); |