#define CX24120_FIRMWARE "dvb-fe-cx24120-1.20.58.2.fw"
/* cx24120 i2c registers */
-#define CX24120_REG_CMD_START (0x00) /* write cmd_id */
-#define CX24120_REG_CMD_ARGS (0x01) /* write command arguments */
-#define CX24120_REG_CMD_END (0x1f) /* write 0x01 for end */
+#define CX24120_REG_CMD_START 0x00 /* write cmd_id */
+#define CX24120_REG_CMD_ARGS 0x01 /* write command arguments */
+#define CX24120_REG_CMD_END 0x1f /* write 0x01 for end */
-#define CX24120_REG_MAILBOX (0x33)
-#define CX24120_REG_FREQ3 (0x34) /* frequency */
-#define CX24120_REG_FREQ2 (0x35)
-#define CX24120_REG_FREQ1 (0x36)
+#define CX24120_REG_MAILBOX 0x33
+#define CX24120_REG_FREQ3 0x34 /* frequency */
+#define CX24120_REG_FREQ2 0x35
+#define CX24120_REG_FREQ1 0x36
-#define CX24120_REG_FECMODE (0x39) /* FEC status */
-#define CX24120_REG_STATUS (0x3a) /* Tuner status */
-#define CX24120_REG_SIGSTR_H (0x3a) /* Signal strength high */
-#define CX24120_REG_SIGSTR_L (0x3b) /* Signal strength low byte */
-#define CX24120_REG_QUALITY_H (0x40) /* SNR high byte */
-#define CX24120_REG_QUALITY_L (0x41) /* SNR low byte */
+#define CX24120_REG_FECMODE 0x39 /* FEC status */
+#define CX24120_REG_STATUS 0x3a /* Tuner status */
+#define CX24120_REG_SIGSTR_H 0x3a /* Signal strength high */
+#define CX24120_REG_SIGSTR_L 0x3b /* Signal strength low byte */
+#define CX24120_REG_QUALITY_H 0x40 /* SNR high byte */
+#define CX24120_REG_QUALITY_L 0x41 /* SNR low byte */
-#define CX24120_REG_BER_HH (0x47) /* BER high byte of high word */
-#define CX24120_REG_BER_HL (0x48) /* BER low byte of high word */
-#define CX24120_REG_BER_LH (0x49) /* BER high byte of low word */
-#define CX24120_REG_BER_LL (0x4a) /* BER low byte of low word */
+#define CX24120_REG_BER_HH 0x47 /* BER high byte of high word */
+#define CX24120_REG_BER_HL 0x48 /* BER low byte of high word */
+#define CX24120_REG_BER_LH 0x49 /* BER high byte of low word */
+#define CX24120_REG_BER_LL 0x4a /* BER low byte of low word */
-#define CX24120_REG_UCB_H (0x50) /* UCB high byte */
-#define CX24120_REG_UCB_L (0x51) /* UCB low byte */
+#define CX24120_REG_UCB_H 0x50 /* UCB high byte */
+#define CX24120_REG_UCB_L 0x51 /* UCB low byte */
-#define CX24120_REG_CLKDIV (0xe6)
-#define CX24120_REG_RATEDIV (0xf0)
+#define CX24120_REG_CLKDIV 0xe6
+#define CX24120_REG_RATEDIV 0xf0
-#define CX24120_REG_REVISION (0xff) /* Chip revision (ro) */
+#define CX24120_REG_REVISION 0xff /* Chip revision (ro) */
/* Command messages */
#define CX24120_MAX_CMD_LEN 30
/* pilot mask */
-#define CX24120_PILOT_OFF (0x00)
-#define CX24120_PILOT_ON (0x40)
-#define CX24120_PILOT_AUTO (0x80)
+#define CX24120_PILOT_OFF 0x00
+#define CX24120_PILOT_ON 0x40
+#define CX24120_PILOT_AUTO 0x80
/* signal status */
-#define CX24120_HAS_SIGNAL (0x01)
-#define CX24120_HAS_CARRIER (0x02)
-#define CX24120_HAS_VITERBI (0x04)
-#define CX24120_HAS_LOCK (0x08)
-#define CX24120_HAS_UNK1 (0x10)
-#define CX24120_HAS_UNK2 (0x20)
-#define CX24120_STATUS_MASK (0x0f)
-#define CX24120_SIGNAL_MASK (0xc0)
+#define CX24120_HAS_SIGNAL 0x01
+#define CX24120_HAS_CARRIER 0x02
+#define CX24120_HAS_VITERBI 0x04
+#define CX24120_HAS_LOCK 0x08
+#define CX24120_HAS_UNK1 0x10
+#define CX24120_HAS_UNK2 0x20
+#define CX24120_STATUS_MASK 0x0f
+#define CX24120_SIGNAL_MASK 0xc0
#define info(args...) pr_info("cx24120: " args)
#define err(args...) pr_err("cx24120: ### ERROR: " args)
{ .addr = state->config->i2c_addr,
.flags = 0,
.len = 1,
- .buf = ® },
-
- { .addr = state->config->i2c_addr,
+ .buf = ®
+ }, {
+ .addr = state->config->i2c_addr,
.flags = I2C_M_RD,
.len = 1,
- .buf = &buf }
+ .buf = &buf
+ }
};
+
ret = i2c_transfer(state->i2c, msg, 2);
if (ret != 2) {
- err("Read error: reg=0x%02x, ret=0x%02x)\n", reg, ret);
+ err("Read error: reg=0x%02x, ret=%i)\n", reg, ret);
return ret;
}
.addr = state->config->i2c_addr,
.flags = 0,
.buf = buf,
- .len = 2 };
+ .len = 2
+ };
int ret;
ret = i2c_transfer(state->i2c, &msg, 1);
}
dev_dbg(&state->i2c->dev,
- "%s: reg=0x%02x; data=0x%02x,0x%02x,0x%02x,0x%02x\n",
- __func__, reg,
- msg.buf[1], msg.buf[2], msg.buf[3], msg.buf[4]);
+ "%s: reg=0x%02x; data=%*ph\n",
+ __func__, reg, msg.len, msg.buf+1);
}
ret = 0;
int demod_rev;
info("Conexant cx24120/cx24118 - DVBS/S2 Satellite demod/tuner\n");
- state = kzalloc(sizeof(struct cx24120_state),
- GFP_KERNEL);
+ state = kzalloc(sizeof(struct cx24120_state), GFP_KERNEL);
if (state == NULL) {
err("Unable to allocate memory for cx24120_state\n");
goto error;
/* create dvb_frontend */
state->cold_init = 0;
memcpy(&state->frontend.ops, &cx24120_ops,
- sizeof(struct dvb_frontend_ops));
+ sizeof(struct dvb_frontend_ops));
state->frontend.demodulator_priv = state;
info("Conexant cx24120/cx24118 attached.\n");
fe_code_rate_t fec;
u8 val;
} modfec_lookup_table[] = {
-/*delsys mod fec val */
-{ SYS_DVBS, QPSK, FEC_1_2, 0x01 },
-{ SYS_DVBS, QPSK, FEC_2_3, 0x02 },
-{ SYS_DVBS, QPSK, FEC_3_4, 0x03 },
-{ SYS_DVBS, QPSK, FEC_4_5, 0x04 },
-{ SYS_DVBS, QPSK, FEC_5_6, 0x05 },
-{ SYS_DVBS, QPSK, FEC_6_7, 0x06 },
-{ SYS_DVBS, QPSK, FEC_7_8, 0x07 },
-
-{ SYS_DVBS2, QPSK, FEC_1_2, 0x04 },
-{ SYS_DVBS2, QPSK, FEC_3_5, 0x05 },
-{ SYS_DVBS2, QPSK, FEC_2_3, 0x06 },
-{ SYS_DVBS2, QPSK, FEC_3_4, 0x07 },
-{ SYS_DVBS2, QPSK, FEC_4_5, 0x08 },
-{ SYS_DVBS2, QPSK, FEC_5_6, 0x09 },
-{ SYS_DVBS2, QPSK, FEC_8_9, 0x0a },
-{ SYS_DVBS2, QPSK, FEC_9_10, 0x0b },
-
-{ SYS_DVBS2, PSK_8, FEC_3_5, 0x0c },
-{ SYS_DVBS2, PSK_8, FEC_2_3, 0x0d },
-{ SYS_DVBS2, PSK_8, FEC_3_4, 0x0e },
-{ SYS_DVBS2, PSK_8, FEC_5_6, 0x0f },
-{ SYS_DVBS2, PSK_8, FEC_8_9, 0x10 },
-{ SYS_DVBS2, PSK_8, FEC_9_10, 0x11 },
+ /*delsys mod fec val */
+ { SYS_DVBS, QPSK, FEC_1_2, 0x01 },
+ { SYS_DVBS, QPSK, FEC_2_3, 0x02 },
+ { SYS_DVBS, QPSK, FEC_3_4, 0x03 },
+ { SYS_DVBS, QPSK, FEC_4_5, 0x04 },
+ { SYS_DVBS, QPSK, FEC_5_6, 0x05 },
+ { SYS_DVBS, QPSK, FEC_6_7, 0x06 },
+ { SYS_DVBS, QPSK, FEC_7_8, 0x07 },
+
+ { SYS_DVBS2, QPSK, FEC_1_2, 0x04 },
+ { SYS_DVBS2, QPSK, FEC_3_5, 0x05 },
+ { SYS_DVBS2, QPSK, FEC_2_3, 0x06 },
+ { SYS_DVBS2, QPSK, FEC_3_4, 0x07 },
+ { SYS_DVBS2, QPSK, FEC_4_5, 0x08 },
+ { SYS_DVBS2, QPSK, FEC_5_6, 0x09 },
+ { SYS_DVBS2, QPSK, FEC_8_9, 0x0a },
+ { SYS_DVBS2, QPSK, FEC_9_10, 0x0b },
+
+ { SYS_DVBS2, PSK_8, FEC_3_5, 0x0c },
+ { SYS_DVBS2, PSK_8, FEC_2_3, 0x0d },
+ { SYS_DVBS2, PSK_8, FEC_3_4, 0x0e },
+ { SYS_DVBS2, PSK_8, FEC_5_6, 0x0f },
+ { SYS_DVBS2, PSK_8, FEC_8_9, 0x10 },
+ { SYS_DVBS2, PSK_8, FEC_9_10, 0x11 },
};
dev_dbg(&state->i2c->dev, "%s()\n", __func__);
ret = cx24120_readreg(state, CX24120_REG_FECMODE);
- GettedFEC = ret & 0x3f; /* Lower 6 bits */
+ GettedFEC = ret & 0x3f; /* Lower 6 bits */
dev_dbg(&state->i2c->dev, "%s: Get FEC: %d\n", __func__, GettedFEC);
if (modfec_lookup_table[idx].val != GettedFEC)
continue;
- break; /* found */
+ break; /* found */
}
if (idx >= ARRAY_SIZE(modfec_lookup_table)) {
u32 n_rat;
u32 rate;
} clock_ratios_table[] = {
-/*delsys pilot mod fec m_rat n_rat rate */
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_1_2, 273088, 254505, 274 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_3_5, 17272, 13395, 330 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_2_3, 24344, 16967, 367 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_3_4, 410788, 254505, 413 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_4_5, 438328, 254505, 440 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_5_6, 30464, 16967, 459 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_8_9, 487832, 254505, 490 },
-{ SYS_DVBS2, PILOT_OFF, QPSK, FEC_9_10, 493952, 254505, 496 },
-{ SYS_DVBS2, PILOT_OFF, PSK_8, FEC_3_5, 328168, 169905, 494 },
-{ SYS_DVBS2, PILOT_OFF, PSK_8, FEC_2_3, 24344, 11327, 550 },
-{ SYS_DVBS2, PILOT_OFF, PSK_8, FEC_3_4, 410788, 169905, 618 },
-{ SYS_DVBS2, PILOT_OFF, PSK_8, FEC_5_6, 30464, 11327, 688 },
-{ SYS_DVBS2, PILOT_OFF, PSK_8, FEC_8_9, 487832, 169905, 735 },
-{ SYS_DVBS2, PILOT_OFF, PSK_8, FEC_9_10, 493952, 169905, 744 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_1_2, 273088, 260709, 268 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_3_5, 328168, 260709, 322 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_2_3, 121720, 86903, 358 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_3_4, 410788, 260709, 403 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_4_5, 438328, 260709, 430 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_5_6, 152320, 86903, 448 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_8_9, 487832, 260709, 479 },
-{ SYS_DVBS2, PILOT_ON, QPSK, FEC_9_10, 493952, 260709, 485 },
-{ SYS_DVBS2, PILOT_ON, PSK_8, FEC_3_5, 328168, 173853, 483 },
-{ SYS_DVBS2, PILOT_ON, PSK_8, FEC_2_3, 121720, 57951, 537 },
-{ SYS_DVBS2, PILOT_ON, PSK_8, FEC_3_4, 410788, 173853, 604 },
-{ SYS_DVBS2, PILOT_ON, PSK_8, FEC_5_6, 152320, 57951, 672 },
-{ SYS_DVBS2, PILOT_ON, PSK_8, FEC_8_9, 487832, 173853, 718 },
-{ SYS_DVBS2, PILOT_ON, PSK_8, FEC_9_10, 493952, 173853, 727 },
-{ SYS_DVBS, PILOT_OFF, QPSK, FEC_1_2, 152592, 152592, 256 },
-{ SYS_DVBS, PILOT_OFF, QPSK, FEC_2_3, 305184, 228888, 341 },
-{ SYS_DVBS, PILOT_OFF, QPSK, FEC_3_4, 457776, 305184, 384 },
-{ SYS_DVBS, PILOT_OFF, QPSK, FEC_5_6, 762960, 457776, 427 },
-{ SYS_DVBS, PILOT_OFF, QPSK, FEC_7_8, 1068144, 610368, 448 },
+ /*delsys pilot mod fec m_rat n_rat rate */
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_1_2, 273088, 254505, 274 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_3_5, 17272, 13395, 330 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_2_3, 24344, 16967, 367 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_3_4, 410788, 254505, 413 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_4_5, 438328, 254505, 440 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_5_6, 30464, 16967, 459 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_8_9, 487832, 254505, 490 },
+ { SYS_DVBS2, PILOT_OFF, QPSK, FEC_9_10, 493952, 254505, 496 },
+ { SYS_DVBS2, PILOT_OFF, PSK_8, FEC_3_5, 328168, 169905, 494 },
+ { SYS_DVBS2, PILOT_OFF, PSK_8, FEC_2_3, 24344, 11327, 550 },
+ { SYS_DVBS2, PILOT_OFF, PSK_8, FEC_3_4, 410788, 169905, 618 },
+ { SYS_DVBS2, PILOT_OFF, PSK_8, FEC_5_6, 30464, 11327, 688 },
+ { SYS_DVBS2, PILOT_OFF, PSK_8, FEC_8_9, 487832, 169905, 735 },
+ { SYS_DVBS2, PILOT_OFF, PSK_8, FEC_9_10, 493952, 169905, 744 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_1_2, 273088, 260709, 268 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_3_5, 328168, 260709, 322 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_2_3, 121720, 86903, 358 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_3_4, 410788, 260709, 403 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_4_5, 438328, 260709, 430 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_5_6, 152320, 86903, 448 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_8_9, 487832, 260709, 479 },
+ { SYS_DVBS2, PILOT_ON, QPSK, FEC_9_10, 493952, 260709, 485 },
+ { SYS_DVBS2, PILOT_ON, PSK_8, FEC_3_5, 328168, 173853, 483 },
+ { SYS_DVBS2, PILOT_ON, PSK_8, FEC_2_3, 121720, 57951, 537 },
+ { SYS_DVBS2, PILOT_ON, PSK_8, FEC_3_4, 410788, 173853, 604 },
+ { SYS_DVBS2, PILOT_ON, PSK_8, FEC_5_6, 152320, 57951, 672 },
+ { SYS_DVBS2, PILOT_ON, PSK_8, FEC_8_9, 487832, 173853, 718 },
+ { SYS_DVBS2, PILOT_ON, PSK_8, FEC_9_10, 493952, 173853, 727 },
+ { SYS_DVBS, PILOT_OFF, QPSK, FEC_1_2, 152592, 152592, 256 },
+ { SYS_DVBS, PILOT_OFF, QPSK, FEC_2_3, 305184, 228888, 341 },
+ { SYS_DVBS, PILOT_OFF, QPSK, FEC_3_4, 457776, 305184, 384 },
+ { SYS_DVBS, PILOT_OFF, QPSK, FEC_5_6, 762960, 457776, 427 },
+ { SYS_DVBS, PILOT_OFF, QPSK, FEC_7_8, 1068144, 610368, 448 },
};
return;
}
-
/* Read current values? */
cmd.id = CMD_CLOCK_READ;
cmd.len = 1;
clock_ratios_table[idx].n_rat,
clock_ratios_table[idx].rate);
-
-
/* Set the clock */
cmd.id = CMD_CLOCK_SET;
cmd.len = 10;
cmd.arg[9] = (clock_ratios_table[idx].rate >> 0) & 0xff;
cx24120_message_send(state, &cmd);
-
}
return 0;
}
-/* FEC lookup table for tuning
- * Some DVB-S2 val's have been found by trial
- * and error. Sofar it seems to match up with
- * the contents of the REG_FECMODE after tuning
- * The rest will probably be the same but would
- * need testing.
- * Anything not in the table will run with
- * FEC_AUTO and take a while longer to tune in
- * ( c.500ms instead of 30ms )
+/*
+ * FEC lookup table for tuning Some DVB-S2 val's have been found by
+ * trial and error. Sofar it seems to match up with the contents of
+ * the REG_FECMODE after tuning The rest will probably be the same but
+ * would need testing. Anything not in the table will run with
+ * FEC_AUTO and take a while longer to tune in ( c.500ms instead of
+ * 30ms )
*/
static struct cx24120_modfec_table {
fe_delivery_system_t delsys;
u8 val;
} modfec_table[] = {
/*delsys mod fec val */
-{ SYS_DVBS, QPSK, FEC_1_2, 0x2e },
-{ SYS_DVBS, QPSK, FEC_2_3, 0x2f },
-{ SYS_DVBS, QPSK, FEC_3_4, 0x30 },
-{ SYS_DVBS, QPSK, FEC_5_6, 0x31 },
-{ SYS_DVBS, QPSK, FEC_6_7, 0x32 },
-{ SYS_DVBS, QPSK, FEC_7_8, 0x33 },
+ { SYS_DVBS, QPSK, FEC_1_2, 0x2e },
+ { SYS_DVBS, QPSK, FEC_2_3, 0x2f },
+ { SYS_DVBS, QPSK, FEC_3_4, 0x30 },
+ { SYS_DVBS, QPSK, FEC_5_6, 0x31 },
+ { SYS_DVBS, QPSK, FEC_6_7, 0x32 },
+ { SYS_DVBS, QPSK, FEC_7_8, 0x33 },
-{ SYS_DVBS2, QPSK, FEC_3_4, 0x07 },
+ { SYS_DVBS2, QPSK, FEC_3_4, 0x07 },
-{ SYS_DVBS2, PSK_8, FEC_2_3, 0x0d },
-{ SYS_DVBS2, PSK_8, FEC_3_4, 0x0e },
+ { SYS_DVBS2, PSK_8, FEC_2_3, 0x0d },
+ { SYS_DVBS2, PSK_8, FEC_3_4, 0x0e },
};
/* Set fec_val & fec_mask values from delsys, modulation & fec */
return 0;
}
-
if (state->dnxt.delsys == SYS_DVBS2) {
/* DVBS2 auto is 0x00/0x00 */
state->dnxt.fec_mask = 0x00;
static int cx24120_set_pilot(struct cx24120_state *state,
fe_pilot_t pilot) {
- dev_dbg(&state->i2c->dev,
- "%s(%d)\n", __func__, pilot);
+ dev_dbg(&state->i2c->dev, "%s(%d)\n", __func__, pilot);
/* Pilot only valid in DVBS2 */
if (state->dnxt.delsys != SYS_DVBS2) {
return 0;
}
-
switch (pilot) {
case PILOT_OFF:
state->dnxt.pilot_val = CX24120_PILOT_OFF;
u32 symrate; /* Check for >= this symrate */
u32 delay; /* Timeout in ms */
} symrates_delay_table[] = {
-{ SYS_DVBS, 10000000, 400 },
-{ SYS_DVBS, 8000000, 2000 },
-{ SYS_DVBS, 6000000, 5000 },
-{ SYS_DVBS, 3000000, 10000 },
-{ SYS_DVBS, 0, 15000 },
-{ SYS_DVBS2, 10000000, 600 }, /* DVBS2 needs a little longer */
-{ SYS_DVBS2, 8000000, 2000 }, /* (so these might need bumping too) */
-{ SYS_DVBS2, 6000000, 5000 },
-{ SYS_DVBS2, 3000000, 10000 },
-{ SYS_DVBS2, 0, 15000 },
+ { SYS_DVBS, 10000000, 400 },
+ { SYS_DVBS, 8000000, 2000 },
+ { SYS_DVBS, 6000000, 5000 },
+ { SYS_DVBS, 3000000, 10000 },
+ { SYS_DVBS, 0, 15000 },
+ { SYS_DVBS2, 10000000, 600 }, /* DVBS2 needs a little longer */
+ { SYS_DVBS2, 8000000, 2000 }, /* (so these might need bumping too) */
+ { SYS_DVBS2, 6000000, 5000 },
+ { SYS_DVBS2, 3000000, 10000 },
+ { SYS_DVBS2, 0, 15000 },
};
break;
}
-
state->dnxt.delsys = c->delivery_system;
state->dnxt.modulation = c->modulation;
state->dnxt.frequency = c->frequency;
if (ret != 0)
return ret;
-
/* discard the 'current' tuning parameters and prepare to tune */
cx24120_clone_params(fe);
"%s: Inversion = %d (val = 0x%02x)\n", __func__,
state->dcur.inversion, state->dcur.inversion_val);
-
-
/* Tune in */
cmd.id = CMD_TUNEREQUEST;
cmd.len = 15;
cmd.arg[13] = state->dcur.clkdiv;
cmd.arg[14] = 0;
-
/* Send tune command */
ret = cx24120_message_send(state, &cmd);
if (ret != 0)
delay_cnt -= 20;
}
-
/* Fail to tune */
- dev_dbg(&state->i2c->dev, "%s: Tuning failed\n",
- __func__);
+ dev_dbg(&state->i2c->dev, "%s: Tuning failed\n", __func__);
return -EINVAL;
-
tuned:
- dev_dbg(&state->i2c->dev, "%s: Tuning successful\n",
- __func__);
+ dev_dbg(&state->i2c->dev, "%s: Tuning successful\n", __func__);
/* Set clock ratios */
cx24120_set_clock_ratios(fe);
projects / platform / kernel / linux-rpi.git / commitdiff