^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Abilis Systems Single DVB-T Receiver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <media/dvb_frontend.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include "as102_fe.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) struct as102_state {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) struct dvb_frontend frontend;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) struct as10x_demod_stats demod_stats;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) const struct as102_fe_ops *ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) void *priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) uint8_t elna_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) /* signal strength */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) uint16_t signal_strength;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) /* bit error rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) uint32_t ber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) static uint8_t as102_fe_get_code_rate(enum fe_code_rate arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) uint8_t c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) switch (arg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) case FEC_1_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) c = CODE_RATE_1_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) case FEC_2_3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) c = CODE_RATE_2_3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) case FEC_3_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) c = CODE_RATE_3_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) case FEC_5_6:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) c = CODE_RATE_5_6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) case FEC_7_8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) c = CODE_RATE_7_8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) c = CODE_RATE_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) return c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static int as102_fe_set_frontend(struct dvb_frontend *fe)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct dtv_frontend_properties *c = &fe->dtv_property_cache;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) struct as10x_tune_args tune_args = { 0 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) /* set frequency */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) tune_args.freq = c->frequency / 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) /* fix interleaving_mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) tune_args.interleaving_mode = INTLV_NATIVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) switch (c->bandwidth_hz) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) case 8000000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) tune_args.bandwidth = BW_8_MHZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) case 7000000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) tune_args.bandwidth = BW_7_MHZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) case 6000000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) tune_args.bandwidth = BW_6_MHZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) tune_args.bandwidth = BW_8_MHZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) switch (c->guard_interval) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) case GUARD_INTERVAL_1_32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) tune_args.guard_interval = GUARD_INT_1_32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) case GUARD_INTERVAL_1_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) tune_args.guard_interval = GUARD_INT_1_16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) case GUARD_INTERVAL_1_8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) tune_args.guard_interval = GUARD_INT_1_8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) case GUARD_INTERVAL_1_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) tune_args.guard_interval = GUARD_INT_1_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) case GUARD_INTERVAL_AUTO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) tune_args.guard_interval = GUARD_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) switch (c->modulation) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) case QPSK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) tune_args.modulation = CONST_QPSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) case QAM_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) tune_args.modulation = CONST_QAM16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) case QAM_64:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) tune_args.modulation = CONST_QAM64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) tune_args.modulation = CONST_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) switch (c->transmission_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) case TRANSMISSION_MODE_2K:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) tune_args.transmission_mode = TRANS_MODE_2K;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) case TRANSMISSION_MODE_8K:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) tune_args.transmission_mode = TRANS_MODE_8K;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) tune_args.transmission_mode = TRANS_MODE_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) switch (c->hierarchy) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) case HIERARCHY_NONE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) tune_args.hierarchy = HIER_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) case HIERARCHY_1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) tune_args.hierarchy = HIER_ALPHA_1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) case HIERARCHY_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) tune_args.hierarchy = HIER_ALPHA_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) case HIERARCHY_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) tune_args.hierarchy = HIER_ALPHA_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) case HIERARCHY_AUTO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) tune_args.hierarchy = HIER_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) pr_debug("as102: tuner parameters: freq: %d bw: 0x%02x gi: 0x%02x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) c->frequency,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) tune_args.bandwidth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) tune_args.guard_interval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) * Detect a hierarchy selection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) * if HP/LP are both set to FEC_NONE, HP will be selected.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) if ((tune_args.hierarchy != HIER_NONE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) ((c->code_rate_LP == FEC_NONE) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) (c->code_rate_HP == FEC_NONE))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) if (c->code_rate_LP == FEC_NONE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) tune_args.hier_select = HIER_HIGH_PRIORITY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) tune_args.code_rate =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) as102_fe_get_code_rate(c->code_rate_HP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) if (c->code_rate_HP == FEC_NONE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) tune_args.hier_select = HIER_LOW_PRIORITY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) tune_args.code_rate =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) as102_fe_get_code_rate(c->code_rate_LP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) pr_debug("as102: \thierarchy: 0x%02x selected: %s code_rate_%s: 0x%02x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) tune_args.hierarchy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) tune_args.hier_select == HIER_HIGH_PRIORITY ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) "HP" : "LP",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) tune_args.hier_select == HIER_HIGH_PRIORITY ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) "HP" : "LP",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) tune_args.code_rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) tune_args.code_rate =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) as102_fe_get_code_rate(c->code_rate_HP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) /* Set frontend arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) return state->ops->set_tune(state->priv, &tune_args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) static int as102_fe_get_frontend(struct dvb_frontend *fe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) struct dtv_frontend_properties *c)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) struct as10x_tps tps = { 0 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) /* send abilis command: GET_TPS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) ret = state->ops->get_tps(state->priv, &tps);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) /* extract constellation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) switch (tps.modulation) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) case CONST_QPSK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) c->modulation = QPSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) case CONST_QAM16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) c->modulation = QAM_16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) case CONST_QAM64:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) c->modulation = QAM_64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) /* extract hierarchy */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) switch (tps.hierarchy) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) case HIER_NONE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) c->hierarchy = HIERARCHY_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) case HIER_ALPHA_1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) c->hierarchy = HIERARCHY_1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) case HIER_ALPHA_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) c->hierarchy = HIERARCHY_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) case HIER_ALPHA_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) c->hierarchy = HIERARCHY_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) /* extract code rate HP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) switch (tps.code_rate_HP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) case CODE_RATE_1_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) c->code_rate_HP = FEC_1_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) case CODE_RATE_2_3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) c->code_rate_HP = FEC_2_3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) case CODE_RATE_3_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) c->code_rate_HP = FEC_3_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) case CODE_RATE_5_6:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) c->code_rate_HP = FEC_5_6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) case CODE_RATE_7_8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) c->code_rate_HP = FEC_7_8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) /* extract code rate LP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) switch (tps.code_rate_LP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) case CODE_RATE_1_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) c->code_rate_LP = FEC_1_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) case CODE_RATE_2_3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) c->code_rate_LP = FEC_2_3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) case CODE_RATE_3_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) c->code_rate_LP = FEC_3_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) case CODE_RATE_5_6:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) c->code_rate_LP = FEC_5_6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) case CODE_RATE_7_8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) c->code_rate_LP = FEC_7_8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) /* extract guard interval */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) switch (tps.guard_interval) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) case GUARD_INT_1_32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) c->guard_interval = GUARD_INTERVAL_1_32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) case GUARD_INT_1_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) c->guard_interval = GUARD_INTERVAL_1_16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) case GUARD_INT_1_8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) c->guard_interval = GUARD_INTERVAL_1_8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) case GUARD_INT_1_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) c->guard_interval = GUARD_INTERVAL_1_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) /* extract transmission mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) switch (tps.transmission_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) case TRANS_MODE_2K:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) c->transmission_mode = TRANSMISSION_MODE_2K;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) case TRANS_MODE_8K:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) c->transmission_mode = TRANSMISSION_MODE_8K;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) static int as102_fe_get_tune_settings(struct dvb_frontend *fe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) struct dvb_frontend_tune_settings *settings)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) settings->min_delay_ms = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) static int as102_fe_read_status(struct dvb_frontend *fe, enum fe_status *status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) struct as10x_tune_status tstate = { 0 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) /* send abilis command: GET_TUNE_STATUS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) ret = state->ops->get_status(state->priv, &tstate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) state->signal_strength = tstate.signal_strength;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) state->ber = tstate.BER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) switch (tstate.tune_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) case TUNE_STATUS_SIGNAL_DVB_OK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) *status = FE_HAS_SIGNAL | FE_HAS_CARRIER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) case TUNE_STATUS_STREAM_DETECTED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) FE_HAS_VITERBI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) case TUNE_STATUS_STREAM_TUNED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) FE_HAS_LOCK | FE_HAS_VITERBI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) *status = TUNE_STATUS_NOT_TUNED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) pr_debug("as102: tuner status: 0x%02x, strength %d, per: %d, ber: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) tstate.tune_state, tstate.signal_strength,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) tstate.PER, tstate.BER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) if (!(*status & FE_HAS_LOCK)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) memset(&state->demod_stats, 0, sizeof(state->demod_stats));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) ret = state->ops->get_stats(state->priv, &state->demod_stats);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) memset(&state->demod_stats, 0, sizeof(state->demod_stats));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) * Note:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) * - in AS102 SNR=MER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) * - the SNR will be returned in linear terms, i.e. not in dB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) * - the accuracy equals ±2dB for a SNR range from 4dB to 30dB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) * - the accuracy is >2dB for SNR values outside this range
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) static int as102_fe_read_snr(struct dvb_frontend *fe, u16 *snr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) *snr = state->demod_stats.mer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) static int as102_fe_read_ber(struct dvb_frontend *fe, u32 *ber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) *ber = state->ber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) static int as102_fe_read_signal_strength(struct dvb_frontend *fe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) u16 *strength)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) *strength = (((0xffff * 400) * state->signal_strength + 41000) * 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) static int as102_fe_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) if (state->demod_stats.has_started)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) *ucblocks = state->demod_stats.bad_frame_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) *ucblocks = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) static int as102_fe_ts_bus_ctrl(struct dvb_frontend *fe, int acquire)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) return state->ops->stream_ctrl(state->priv, acquire,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) state->elna_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) static void as102_fe_release(struct dvb_frontend *fe)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) struct as102_state *state = fe->demodulator_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) kfree(state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) static const struct dvb_frontend_ops as102_fe_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) .delsys = { SYS_DVBT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) .info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) .name = "Abilis AS102 DVB-T",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) .frequency_min_hz = 174 * MHz,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) .frequency_max_hz = 862 * MHz,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) .frequency_stepsize_hz = 166667,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) .caps = FE_CAN_INVERSION_AUTO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QPSK
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) | FE_CAN_QAM_AUTO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) | FE_CAN_TRANSMISSION_MODE_AUTO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) | FE_CAN_GUARD_INTERVAL_AUTO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) | FE_CAN_HIERARCHY_AUTO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) | FE_CAN_RECOVER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) | FE_CAN_MUTE_TS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) .set_frontend = as102_fe_set_frontend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) .get_frontend = as102_fe_get_frontend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) .get_tune_settings = as102_fe_get_tune_settings,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) .read_status = as102_fe_read_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) .read_snr = as102_fe_read_snr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) .read_ber = as102_fe_read_ber,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) .read_signal_strength = as102_fe_read_signal_strength,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) .read_ucblocks = as102_fe_read_ucblocks,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) .ts_bus_ctrl = as102_fe_ts_bus_ctrl,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) .release = as102_fe_release,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) struct dvb_frontend *as102_attach(const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) const struct as102_fe_ops *ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) uint8_t elna_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) struct as102_state *state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) struct dvb_frontend *fe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) state = kzalloc(sizeof(*state), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) if (!state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) fe = &state->frontend;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) fe->demodulator_priv = state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) state->ops = ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) state->priv = priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) state->elna_cfg = elna_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) /* init frontend callback ops */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) memcpy(&fe->ops, &as102_fe_ops, sizeof(struct dvb_frontend_ops));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) strscpy(fe->ops.info.name, name, sizeof(fe->ops.info.name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) return fe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) EXPORT_SYMBOL_GPL(as102_attach);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) MODULE_DESCRIPTION("as102-fe");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) MODULE_AUTHOR("Pierrick Hascoet <pierrick.hascoet@abilis.com>");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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