diff options
Diffstat (limited to 'drivers/media/dvb-frontends/dvb_dummy_fe.c')
| -rw-r--r-- | drivers/media/dvb-frontends/dvb_dummy_fe.c | 91 |
1 files changed, 59 insertions, 32 deletions
diff --git a/drivers/media/dvb-frontends/dvb_dummy_fe.c b/drivers/media/dvb-frontends/dvb_dummy_fe.c index 4db679cb70ad..9ff1ebaa5e04 100644 --- a/drivers/media/dvb-frontends/dvb_dummy_fe.c +++ b/drivers/media/dvb-frontends/dvb_dummy_fe.c @@ -31,25 +31,26 @@ static int dvb_dummy_fe_read_status(struct dvb_frontend *fe, return 0; } -static int dvb_dummy_fe_read_ber(struct dvb_frontend* fe, u32* ber) +static int dvb_dummy_fe_read_ber(struct dvb_frontend *fe, u32 *ber) { *ber = 0; return 0; } -static int dvb_dummy_fe_read_signal_strength(struct dvb_frontend* fe, u16* strength) +static int dvb_dummy_fe_read_signal_strength(struct dvb_frontend *fe, + u16 *strength) { *strength = 0; return 0; } -static int dvb_dummy_fe_read_snr(struct dvb_frontend* fe, u16* snr) +static int dvb_dummy_fe_read_snr(struct dvb_frontend *fe, u16 *snr) { *snr = 0; return 0; } -static int dvb_dummy_fe_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) +static int dvb_dummy_fe_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) { *ucblocks = 0; return 0; @@ -77,12 +78,12 @@ static int dvb_dummy_fe_set_frontend(struct dvb_frontend *fe) return 0; } -static int dvb_dummy_fe_sleep(struct dvb_frontend* fe) +static int dvb_dummy_fe_sleep(struct dvb_frontend *fe) { return 0; } -static int dvb_dummy_fe_init(struct dvb_frontend* fe) +static int dvb_dummy_fe_init(struct dvb_frontend *fe) { return 0; } @@ -99,17 +100,18 @@ static int dvb_dummy_fe_set_voltage(struct dvb_frontend *fe, return 0; } -static void dvb_dummy_fe_release(struct dvb_frontend* fe) +static void dvb_dummy_fe_release(struct dvb_frontend *fe) { - struct dvb_dummy_fe_state* state = fe->demodulator_priv; + struct dvb_dummy_fe_state *state = fe->demodulator_priv; + kfree(state); } static const struct dvb_frontend_ops dvb_dummy_fe_ofdm_ops; -struct dvb_frontend* dvb_dummy_fe_ofdm_attach(void) +struct dvb_frontend *dvb_dummy_fe_ofdm_attach(void) { - struct dvb_dummy_fe_state* state = NULL; + struct dvb_dummy_fe_state *state = NULL; /* allocate memory for the internal state */ state = kzalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL); @@ -117,16 +119,20 @@ struct dvb_frontend* dvb_dummy_fe_ofdm_attach(void) return NULL; /* create dvb_frontend */ - memcpy(&state->frontend.ops, &dvb_dummy_fe_ofdm_ops, sizeof(struct dvb_frontend_ops)); + memcpy(&state->frontend.ops, + &dvb_dummy_fe_ofdm_ops, + sizeof(struct dvb_frontend_ops)); + state->frontend.demodulator_priv = state; return &state->frontend; } +EXPORT_SYMBOL(dvb_dummy_fe_ofdm_attach); static const struct dvb_frontend_ops dvb_dummy_fe_qpsk_ops; struct dvb_frontend *dvb_dummy_fe_qpsk_attach(void) { - struct dvb_dummy_fe_state* state = NULL; + struct dvb_dummy_fe_state *state = NULL; /* allocate memory for the internal state */ state = kzalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL); @@ -134,16 +140,20 @@ struct dvb_frontend *dvb_dummy_fe_qpsk_attach(void) return NULL; /* create dvb_frontend */ - memcpy(&state->frontend.ops, &dvb_dummy_fe_qpsk_ops, sizeof(struct dvb_frontend_ops)); + memcpy(&state->frontend.ops, + &dvb_dummy_fe_qpsk_ops, + sizeof(struct dvb_frontend_ops)); + state->frontend.demodulator_priv = state; return &state->frontend; } +EXPORT_SYMBOL(dvb_dummy_fe_qpsk_attach); static const struct dvb_frontend_ops dvb_dummy_fe_qam_ops; struct dvb_frontend *dvb_dummy_fe_qam_attach(void) { - struct dvb_dummy_fe_state* state = NULL; + struct dvb_dummy_fe_state *state = NULL; /* allocate memory for the internal state */ state = kzalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL); @@ -151,10 +161,14 @@ struct dvb_frontend *dvb_dummy_fe_qam_attach(void) return NULL; /* create dvb_frontend */ - memcpy(&state->frontend.ops, &dvb_dummy_fe_qam_ops, sizeof(struct dvb_frontend_ops)); + memcpy(&state->frontend.ops, + &dvb_dummy_fe_qam_ops, + sizeof(struct dvb_frontend_ops)); + state->frontend.demodulator_priv = state; return &state->frontend; } +EXPORT_SYMBOL(dvb_dummy_fe_qam_attach); static const struct dvb_frontend_ops dvb_dummy_fe_ofdm_ops = { .delsys = { SYS_DVBT }, @@ -163,13 +177,21 @@ static const struct dvb_frontend_ops dvb_dummy_fe_ofdm_ops = { .frequency_min_hz = 0, .frequency_max_hz = 863250 * kHz, .frequency_stepsize_hz = 62500, - .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | - FE_CAN_FEC_4_5 | FE_CAN_FEC_5_6 | FE_CAN_FEC_6_7 | - FE_CAN_FEC_7_8 | FE_CAN_FEC_8_9 | 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, + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_4_5 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_6_7 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_8_9 | + 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, }, .release = dvb_dummy_fe_release, @@ -194,11 +216,16 @@ static const struct dvb_frontend_ops dvb_dummy_fe_qam_ops = { .frequency_min_hz = 51 * MHz, .frequency_max_hz = 858 * MHz, .frequency_stepsize_hz = 62500, - .symbol_rate_min = (57840000 / 2) / 64, /* SACLK/64 == (XIN/2)/64 */ + /* symbol_rate_min: SACLK/64 == (XIN/2)/64 */ + .symbol_rate_min = (57840000 / 2) / 64, .symbol_rate_max = (57840000 / 2) / 4, /* SACLK/4 */ - .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_INVERSION_AUTO + .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_INVERSION_AUTO }, .release = dvb_dummy_fe_release, @@ -227,8 +254,12 @@ static const struct dvb_frontend_ops dvb_dummy_fe_qpsk_ops = { .symbol_rate_min = 1000000, .symbol_rate_max = 45000000, .caps = FE_CAN_INVERSION_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_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_FEC_AUTO | FE_CAN_QPSK }, @@ -253,7 +284,3 @@ static const struct dvb_frontend_ops dvb_dummy_fe_qpsk_ops = { MODULE_DESCRIPTION("DVB DUMMY Frontend"); MODULE_AUTHOR("Emard"); MODULE_LICENSE("GPL"); - -EXPORT_SYMBOL(dvb_dummy_fe_ofdm_attach); -EXPORT_SYMBOL(dvb_dummy_fe_qam_attach); -EXPORT_SYMBOL(dvb_dummy_fe_qpsk_attach); |