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path: root/drivers/media/dvb/frontends/dib0090.c
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Diffstat (limited to 'drivers/media/dvb/frontends/dib0090.c')
-rw-r--r--drivers/media/dvb/frontends/dib0090.c337
1 files changed, 145 insertions, 192 deletions
diff --git a/drivers/media/dvb/frontends/dib0090.c b/drivers/media/dvb/frontends/dib0090.c
index 0e87a0bdf7ab..52ff1a252a90 100644
--- a/drivers/media/dvb/frontends/dib0090.c
+++ b/drivers/media/dvb/frontends/dib0090.c
@@ -204,8 +204,8 @@ static u16 dib0090_read_reg(struct dib0090_state *state, u8 reg)
{
u8 b[2];
struct i2c_msg msg[2] = {
- {.addr = state->config->i2c_address,.flags = 0,.buf = &reg,.len = 1},
- {.addr = state->config->i2c_address,.flags = I2C_M_RD,.buf = b,.len = 2},
+ {.addr = state->config->i2c_address, .flags = 0, .buf = &reg, .len = 1},
+ {.addr = state->config->i2c_address, .flags = I2C_M_RD, .buf = b, .len = 2},
};
if (i2c_transfer(state->i2c, msg, 2) != 2) {
printk(KERN_WARNING "DiB0090 I2C read failed\n");
@@ -217,7 +217,7 @@ static u16 dib0090_read_reg(struct dib0090_state *state, u8 reg)
static int dib0090_write_reg(struct dib0090_state *state, u32 reg, u16 val)
{
u8 b[3] = { reg & 0xff, val >> 8, val & 0xff };
- struct i2c_msg msg = {.addr = state->config->i2c_address,.flags = 0,.buf = b,.len = 3 };
+ struct i2c_msg msg = {.addr = state->config->i2c_address, .flags = 0, .buf = b, .len = 3 };
if (i2c_transfer(state->i2c, &msg, 1) != 1) {
printk(KERN_WARNING "DiB0090 I2C write failed\n");
return -EREMOTEIO;
@@ -228,7 +228,7 @@ static int dib0090_write_reg(struct dib0090_state *state, u32 reg, u16 val)
static u16 dib0090_fw_read_reg(struct dib0090_fw_state *state, u8 reg)
{
u8 b[2];
- struct i2c_msg msg = {.addr = reg,.flags = I2C_M_RD,.buf = b,.len = 2 };
+ struct i2c_msg msg = {.addr = reg, .flags = I2C_M_RD, .buf = b, .len = 2 };
if (i2c_transfer(state->i2c, &msg, 1) != 1) {
printk(KERN_WARNING "DiB0090 I2C read failed\n");
return 0;
@@ -239,7 +239,7 @@ static u16 dib0090_fw_read_reg(struct dib0090_fw_state *state, u8 reg)
static int dib0090_fw_write_reg(struct dib0090_fw_state *state, u8 reg, u16 val)
{
u8 b[2] = { val >> 8, val & 0xff };
- struct i2c_msg msg = {.addr = reg,.flags = 0,.buf = b,.len = 2 };
+ struct i2c_msg msg = {.addr = reg, .flags = 0, .buf = b, .len = 2 };
if (i2c_transfer(state->i2c, &msg, 1) != 1) {
printk(KERN_WARNING "DiB0090 I2C write failed\n");
return -EREMOTEIO;
@@ -347,7 +347,7 @@ static int dib0090_identify(struct dvb_frontend *fe)
return 0;
- identification_error:
+identification_error:
return -EIO;
}
@@ -371,8 +371,6 @@ static int dib0090_fw_identify(struct dvb_frontend *fe)
if (identity->product != KROSUS)
goto identification_error;
- //From the SOC the version definition has changed
-
if ((identity->version & 0x3) == SOC) {
identity->in_soc = 1;
switch (identity->version) {
@@ -439,7 +437,7 @@ static int dib0090_fw_identify(struct dvb_frontend *fe)
return 0;
- identification_error:
+identification_error:
return -EIO;;
}
@@ -1009,7 +1007,6 @@ void dib0090_pwm_gain_reset(struct dvb_frontend *fe)
if (state->current_band == BAND_VHF) {
if (state->identity.in_soc) {
dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal_socs);
- //dib0090_set_rframp_pwm(state, rf_ramp_pwm_vhf_socs); /* TODO */
} else {
dib0090_set_rframp_pwm(state, rf_ramp_pwm_vhf);
dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal);
@@ -1044,9 +1041,8 @@ EXPORT_SYMBOL(dib0090_pwm_gain_reset);
static u32 dib0090_get_slow_adc_val(struct dib0090_state *state)
{
u16 adc_val = dib0090_read_reg(state, 0x1d);
- if (state->identity.in_soc) {
+ if (state->identity.in_soc)
adc_val >>= 2;
- }
return adc_val;
}
@@ -1200,7 +1196,7 @@ int dib0090_gain_control(struct dvb_frontend *fe)
#ifdef DEBUG_AGC
dprintk
("tune state %d, ADC = %3ddB (ADC err %3d) WBD %3ddB (WBD err %3d, WBD val SADC: %4d), RFGainLimit (TOP): %3d, signal: %3ddBm",
- (u32) * tune_state, (u32) adc, (u32) adc_error, (u32) wbd, (u32) wbd_error, (u32) wbd_val,
+ (u32) *tune_state, (u32) adc, (u32) adc_error, (u32) wbd, (u32) wbd_error, (u32) wbd_val,
(u32) state->rf_gain_limit >> WBD_ALPHA, (s32) 200 + adc - (state->current_gain >> GAIN_ALPHA));
#endif
}
@@ -1246,26 +1242,20 @@ u16 dib0090_get_wbd_offset(struct dvb_frontend *fe)
if (current_temp > 128)
current_temp = 128;
- //What Wbd gain to apply for this range of frequency
state->wbdmux &= ~(7 << 13);
if (wbd->wbd_gain != 0)
state->wbdmux |= (wbd->wbd_gain << 13);
else
- state->wbdmux |= (4 << 13); // 4 is the default WBD gain
+ state->wbdmux |= (4 << 13);
dib0090_write_reg(state, 0x10, state->wbdmux);
- //All the curves are linear with slope*f/64+offset
wbd_thot = wbd->offset_hot - (((u32) wbd->slope_hot * f_MHz) >> 6);
wbd_tcold = wbd->offset_cold - (((u32) wbd->slope_cold * f_MHz) >> 6);
- // Iet assumes that thot-tcold = 130 equiv 128, current temperature ref is -30deg
-
wbd_tcold += ((wbd_thot - wbd_tcold) * current_temp) >> 7;
- //for (offset = 0; offset < 1000; offset += 4)
- // dbgp("offset = %d -> %d\n", offset, dib0090_wbd_to_db(state, offset));
- state->wbd_target = dib0090_wbd_to_db(state, state->wbd_offset + wbd_tcold); // get the value in dBm from the offset
+ state->wbd_target = dib0090_wbd_to_db(state, state->wbd_offset + wbd_tcold);
dprintk("wbd-target: %d dB", (u32) state->wbd_target);
dprintk("wbd offset applied is %d", wbd_tcold);
@@ -1323,7 +1313,6 @@ static const u16 dib0090_defaults[] = {
};
static const u16 dib0090_p1g_additionnal_defaults[] = {
- // additionnal INITIALISATION for p1g to be written after dib0090_defaults
1, 0x05,
0xabcd,
@@ -1362,45 +1351,44 @@ static void dib0090_set_default_config(struct dib0090_state *state, const u16 *
void dib0090_set_EFUSE(struct dib0090_state *state)
{
- u8 c,h,n;
- u16 e2,e4;
- u16 cal;
-
- e2=dib0090_read_reg(state,0x26);
- e4=dib0090_read_reg(state,0x28);
-
- if ((state->identity.version == P1D_E_F) || // All P1F uses the internal calibration
- (state->identity.version == P1G) || (e2 == 0xffff)) { //W0090G11R1 and W0090G11R1-D : We will find the calibration Value of the Baseband
-
- dib0090_write_reg(state,0x22,0x10); //Start the Calib
- cal = (dib0090_read_reg(state,0x22)>>6) & 0x3ff;
-
- if ((cal<670) || (cal==1023)) //Cal at 800 would give too high value for the n
- cal=850; //Recenter the n to 32
- n = 165 - ((cal * 10)>>6) ;
- e2 = e4 = (3<<12) | (34<<6) | (n);
- }
-
- if (e2!=e4) {
- e2 &= e4; /* Remove the redundancy */
- }
-
- if (e2 != 0xffff) {
- c = e2 & 0x3f;
- n = (e2 >> 12) & 0xf;
- h= (e2 >> 6) & 0x3f;
-
- if ((c >= CAP_VALUE_MAX) || (c <= CAP_VALUE_MIN))
- c=32;
- if ((h >= HR_MAX) || (h <= HR_MIN))
- h=34;
- if ((n >= POLY_MAX) || (n <= POLY_MIN))
- n=3;
-
- dib0090_write_reg(state,0x13, (h << 10)) ;
- e2 = (n<<11) | ((h>>2)<<6) | (c);
- dib0090_write_reg(state,0x2, e2) ; /* Load the BB_2 */
- }
+ u8 c, h, n;
+ u16 e2, e4;
+ u16 cal;
+
+ e2 = dib0090_read_reg(state, 0x26);
+ e4 = dib0090_read_reg(state, 0x28);
+
+ if ((state->identity.version == P1D_E_F) ||
+ (state->identity.version == P1G) || (e2 == 0xffff)) {
+
+ dib0090_write_reg(state, 0x22, 0x10);
+ cal = (dib0090_read_reg(state, 0x22) >> 6) & 0x3ff;
+
+ if ((cal < 670) || (cal == 1023))
+ cal = 850;
+ n = 165 - ((cal * 10)>>6) ;
+ e2 = e4 = (3<<12) | (34<<6) | (n);
+ }
+
+ if (e2 != e4)
+ e2 &= e4; /* Remove the redundancy */
+
+ if (e2 != 0xffff) {
+ c = e2 & 0x3f;
+ n = (e2 >> 12) & 0xf;
+ h = (e2 >> 6) & 0x3f;
+
+ if ((c >= CAP_VALUE_MAX) || (c <= CAP_VALUE_MIN))
+ c = 32;
+ if ((h >= HR_MAX) || (h <= HR_MIN))
+ h = 34;
+ if ((n >= POLY_MAX) || (n <= POLY_MIN))
+ n = 3;
+
+ dib0090_write_reg(state, 0x13, (h << 10)) ;
+ e2 = (n<<11) | ((h>>2)<<6) | (c);
+ dib0090_write_reg(state, 0x2, e2) ; /* Load the BB_2 */
+ }
}
static int dib0090_reset(struct dvb_frontend *fe)
@@ -1425,14 +1413,15 @@ static int dib0090_reset(struct dvb_frontend *fe)
dib0090_set_default_config(state, dib0090_defaults);
- if (state->identity.in_soc)
- dib0090_write_reg(state, 0x18, 0x2910); /* charge pump current = 0 */
+ if (state->identity.in_soc)
+ dib0090_write_reg(state, 0x18, 0x2910); /* charge pump current = 0 */
if (state->identity.p1g)
dib0090_set_default_config(state, dib0090_p1g_additionnal_defaults);
- if (((state->identity.version & 0x1f) >= P1D_E_F) || (state->identity.in_soc)) /* Update the efuse : Only available for KROSUS > P1C and SOC as well*/
- dib0090_set_EFUSE(state);
+ /* Update the efuse : Only available for KROSUS > P1C and SOC as well*/
+ if (((state->identity.version & 0x1f) >= P1D_E_F) || (state->identity.in_soc))
+ dib0090_set_EFUSE(state);
/* Congigure in function of the crystal */
if (state->config->io.clock_khz >= 24000)
@@ -1501,11 +1490,11 @@ static const struct dc_calibration dc_table[] = {
static const struct dc_calibration dc_p1g_table[] = {
/* Step1 BB gain1= 26 with boost 1, gain 2 = 0 */
/* addr ; trim reg offset ; pga ; CTRL_BB1 value ; i or q */
- {0x06, 5, 1, (1 << 13) | (0 << 8) | (15 << 3), 1}, // offset_trim2_i_chann 0 0 5 0 0 1 6 9 5
- {0x07, 11, 1, (1 << 13) | (0 << 8) | (15 << 3), 0}, // offset_trim2_q_chann 0 0 5 0 0 1 7 15 11
+ {0x06, 5, 1, (1 << 13) | (0 << 8) | (15 << 3), 1},
+ {0x07, 11, 1, (1 << 13) | (0 << 8) | (15 << 3), 0},
/* Step 2 BB gain 1 = 26 with boost = 1 & gain 2 = 29 */
- {0x06, 0, 0, (1 << 13) | (29 << 8) | (15 << 3), 1}, // offset_trim1_i_chann 0 0 5 0 0 1 6 4 0
- {0x06, 10, 0, (1 << 13) | (29 << 8) | (15 << 3), 0}, // offset_trim1_q_chann 0 0 5 0 0 1 6 14 10
+ {0x06, 0, 0, (1 << 13) | (29 << 8) | (15 << 3), 1},
+ {0x06, 10, 0, (1 << 13) | (29 << 8) | (15 << 3), 0},
{0},
};
@@ -1542,8 +1531,8 @@ static int dib0090_dc_offset_calibration(struct dib0090_state *state, enum front
dib0090_write_reg(state, 0x24, reg);
state->wbdmux = dib0090_read_reg(state, 0x10);
- dib0090_write_reg(state, 0x10, (state->wbdmux & ~(0xff << 3)) | (0x7 << 3) | 0x3); // connect BB, disable WDB enable*
- dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) & ~(1 << 14)); //Discard the DataTX
+ dib0090_write_reg(state, 0x10, (state->wbdmux & ~(0xff << 3)) | (0x7 << 3) | 0x3);
+ dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) & ~(1 << 14));
state->dc = dc_table;
@@ -1596,11 +1585,11 @@ static int dib0090_dc_offset_calibration(struct dib0090_state *state, enum front
if ((state->adc_diff & 0x8000) == (state->min_adc_diff & 0x8000) && steps(state->step) < 15) {
/* stop search when the delta the sign is changing and Steps =15 and Step=0 is force for continuance */
state->step++;
- state->min_adc_diff = state->adc_diff; //min is used as N-1
+ state->min_adc_diff = state->adc_diff;
*tune_state = CT_TUNER_STEP_1;
} else {
/* the minimum was what we have seen in the step before */
- if (ABS(state->adc_diff) > ABS(state->min_adc_diff)) { //Come back to the previous state since the delta was better
+ if (ABS(state->adc_diff) > ABS(state->min_adc_diff)) {
dprintk("Since adc_diff N = %d > adc_diff step N-1 = %d, Come back one step", state->adc_diff, state->min_adc_diff);
state->step--;
}
@@ -1618,7 +1607,7 @@ static int dib0090_dc_offset_calibration(struct dib0090_state *state, enum front
break;
case CT_TUNER_STEP_6:
- dib0090_write_reg(state, 0x07, state->bb7 & ~0x0008); //Force the test bus to be off
+ dib0090_write_reg(state, 0x07, state->bb7 & ~0x0008);
dib0090_write_reg(state, 0x1f, 0x7);
*tune_state = CT_TUNER_START; /* reset done -> real tuning can now begin */
state->calibrate &= ~DC_CAL;
@@ -1653,9 +1642,9 @@ static int dib0090_wbd_calibration(struct dib0090_state *state, enum frontend_tu
return 0;
}
- dib0090_write_reg(state, 0x10, 0x1b81 | (1 << 10) | (wbd_gain << 13) | (1 << 3)); // Force: WBD enable,gain to 4, mux to WBD
+ dib0090_write_reg(state, 0x10, 0x1b81 | (1 << 10) | (wbd_gain << 13) | (1 << 3));
- dib0090_write_reg(state, 0x24, ((EN_UHF & 0x0fff) | (1 << 1))); //Discard all LNA but crystal !!!
+ dib0090_write_reg(state, 0x24, ((EN_UHF & 0x0fff) | (1 << 1)));
*tune_state = CT_TUNER_STEP_0;
state->wbd_calibration_gain = wbd_gain;
return 90; /* wait for the WBDMUX to switch and for the ADC to sample */
@@ -1788,98 +1777,94 @@ static const struct dib0090_tuning dib0090_tuning_table[] = {
};
static const struct dib0090_tuning dib0090_p1g_tuning_table[] = {
- //max_freq, switch_trim, lna_tune, lna_bias, v2i, mix, load, tuner_enable;
#ifdef CONFIG_BAND_CBAND
- {170000, 4, 1, 0x820f, 0x300, 0x2d22, 0x82cb, EN_CAB}, // FM EN_CAB
+ {170000, 4, 1, 0x820f, 0x300, 0x2d22, 0x82cb, EN_CAB},
#endif
#ifdef CONFIG_BAND_VHF
- {184000, 1, 1, 15, 0x300, 0x4d12, 0xb94e, EN_VHF}, // VHF EN_VHF
- {227000, 1, 3, 15, 0x300, 0x4d12, 0xb94e, EN_VHF}, // VHF EN_VHF
- {380000, 1, 7, 15, 0x300, 0x4d12, 0xb94e, EN_VHF}, // VHF EN_VHF
+ {184000, 1, 1, 15, 0x300, 0x4d12, 0xb94e, EN_VHF},
+ {227000, 1, 3, 15, 0x300, 0x4d12, 0xb94e, EN_VHF},
+ {380000, 1, 7, 15, 0x300, 0x4d12, 0xb94e, EN_VHF},
#endif
#ifdef CONFIG_BAND_UHF
- {510000, 2, 0, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {540000, 2, 1, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {600000, 2, 3, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {630000, 2, 4, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {680000, 2, 5, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {720000, 2, 6, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {900000, 2, 7, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
+ {510000, 2, 0, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {540000, 2, 1, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {600000, 2, 3, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {630000, 2, 4, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {680000, 2, 5, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {720000, 2, 6, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {900000, 2, 7, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
#endif
#ifdef CONFIG_BAND_LBAND
- {1500000, 4, 0, 20, 0x300, 0x1912, 0x82c9, EN_LBD}, // LBD EN_LBD
- {1600000, 4, 1, 20, 0x300, 0x1912, 0x82c9, EN_LBD}, // LBD EN_LBD
- {1800000, 4, 3, 20, 0x300, 0x1912, 0x82c9, EN_LBD}, // LBD EN_LBD
+ {1500000, 4, 0, 20, 0x300, 0x1912, 0x82c9, EN_LBD},
+ {1600000, 4, 1, 20, 0x300, 0x1912, 0x82c9, EN_LBD},
+ {1800000, 4, 3, 20, 0x300, 0x1912, 0x82c9, EN_LBD},
#endif
#ifdef CONFIG_BAND_SBAND
- {2300000, 1, 4, 20, 0x300, 0x2d2A, 0x82c7, EN_SBD}, // SBD EN_SBD
- {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD}, // SBD EN_SBD
+ {2300000, 1, 4, 20, 0x300, 0x2d2A, 0x82c7, EN_SBD},
+ {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD},
#endif
};
static const struct dib0090_pll dib0090_p1g_pll_table[] = {
#ifdef CONFIG_BAND_CBAND
- {57000, 0, 11, 48, 6}, // CAB
- {70000, 1, 11, 48, 6}, // CAB
- {86000, 0, 10, 32, 4}, // CAB
- {105000, 1, 10, 32, 4}, // FM
- {115000, 0, 9, 24, 6}, // FM
- {140000, 1, 9, 24, 6}, // MID FM VHF
- {170000, 0, 8, 16, 4}, // MID FM VHF
+ {57000, 0, 11, 48, 6},
+ {70000, 1, 11, 48, 6},
+ {86000, 0, 10, 32, 4},
+ {105000, 1, 10, 32, 4},
+ {115000, 0, 9, 24, 6},
+ {140000, 1, 9, 24, 6},
+ {170000, 0, 8, 16, 4},
#endif
#ifdef CONFIG_BAND_VHF
- {200000, 1, 8, 16, 4}, // VHF
- {230000, 0, 7, 12, 6}, // VHF
- {280000, 1, 7, 12, 6}, // MID VHF UHF
- {340000, 0, 6, 8, 4}, // MID VHF UHF
- {380000, 1, 6, 8, 4}, // MID VHF UHF
- {455000, 0, 5, 6, 6}, // MID VHF UHF
+ {200000, 1, 8, 16, 4},
+ {230000, 0, 7, 12, 6},
+ {280000, 1, 7, 12, 6},
+ {340000, 0, 6, 8, 4},
+ {380000, 1, 6, 8, 4},
+ {455000, 0, 5, 6, 6},
#endif
#ifdef CONFIG_BAND_UHF
- {580000, 1, 5, 6, 6}, // UHF
- {680000, 0, 4, 4, 4}, // UHF
- {860000, 1, 4, 4, 4}, // UHF
+ {580000, 1, 5, 6, 6},
+ {680000, 0, 4, 4, 4},
+ {860000, 1, 4, 4, 4},
#endif
#ifdef CONFIG_BAND_LBAND
- {1800000, 1, 2, 2, 4}, // LBD
+ {1800000, 1, 2, 2, 4},
#endif
#ifdef CONFIG_BAND_SBAND
- {2900000, 0, 1, 1, 6}, // SBD
+ {2900000, 0, 1, 1, 6},
#endif
};
static const struct dib0090_tuning dib0090_p1g_tuning_table_fm_vhf_on_cband[] = {
- //max_freq, switch_trim, lna_tune, lna_bias, v2i, mix, load, tuner_enable;
#ifdef CONFIG_BAND_CBAND
- {184000, 4, 3, 0x4187, 0x2c0, 0x2d22, 0x81cb, EN_CAB}, // FM EN_CAB // 0x8190 Good perf but higher current //0x4187 Low current
- {227000, 4, 3, 0x4187, 0x2c0, 0x2d22, 0x81cb, EN_CAB}, // FM EN_CAB
- {380000, 4, 3, 0x4187, 0x2c0, 0x2d22, 0x81cb, EN_CAB}, // FM EN_CAB
+ {184000, 4, 3, 0x4187, 0x2c0, 0x2d22, 0x81cb, EN_CAB},
+ {227000, 4, 3, 0x4187, 0x2c0, 0x2d22, 0x81cb, EN_CAB},
+ {380000, 4, 3, 0x4187, 0x2c0, 0x2d22, 0x81cb, EN_CAB},
#endif
#ifdef CONFIG_BAND_UHF
- {520000, 2, 0, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {550000, 2, 2, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {650000, 2, 3, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {750000, 2, 5, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {850000, 2, 6, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
- {900000, 2, 7, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF}, // UHF
+ {520000, 2, 0, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {550000, 2, 2, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {650000, 2, 3, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {750000, 2, 5, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {850000, 2, 6, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
+ {900000, 2, 7, 15, 0x300, 0x1d12, 0xb9ce, EN_UHF},
#endif
#ifdef CONFIG_BAND_LBAND
- {1500000, 4, 0, 20, 0x300, 0x1912, 0x82c9, EN_LBD}, // LBD EN_LBD
- {1600000, 4, 1, 20, 0x300, 0x1912, 0x82c9, EN_LBD}, // LBD EN_LBD
- {1800000, 4, 3, 20, 0x300, 0x1912, 0x82c9, EN_LBD}, // LBD EN_LBD
+ {1500000, 4, 0, 20, 0x300, 0x1912, 0x82c9, EN_LBD},
+ {1600000, 4, 1, 20, 0x300, 0x1912, 0x82c9, EN_LBD},
+ {1800000, 4, 3, 20, 0x300, 0x1912, 0x82c9, EN_LBD},
#endif
#ifdef CONFIG_BAND_SBAND
- {2300000, 1, 4, 20, 0x300, 0x2d2A, 0x82c7, EN_SBD}, // SBD EN_SBD
- {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD}, // SBD EN_SBD
+ {2300000, 1, 4, 20, 0x300, 0x2d2A, 0x82c7, EN_SBD},
+ {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD},
#endif
};
static const struct dib0090_tuning dib0090_tuning_table_cband_7090[] = {
- //max_freq, switch_trim, lna_tune, lna_bias, v2i, mix, load, tuner_enable;
#ifdef CONFIG_BAND_CBAND
- //{ 184000, 4, 3, 0x018F, 0x2c0, 0x2d22, 0xb9ce, EN_CAB }, // 0x81ce 0x8190 Good perf but higher current //0x4187 Low current
{300000, 4, 3, 0x018F, 0x2c0, 0x2d22, 0xb9ce, EN_CAB},
- {380000, 4, 10, 0x018F, 0x2c0, 0x2d22, 0xb9ce, EN_CAB}, //0x4187
+ {380000, 4, 10, 0x018F, 0x2c0, 0x2d22, 0xb9ce, EN_CAB},
{570000, 4, 10, 0x8190, 0x2c0, 0x2d22, 0xb9ce, EN_CAB},
{858000, 4, 5, 0x8190, 0x2c0, 0x2d22, 0xb9ce, EN_CAB},
#endif
@@ -1916,17 +1901,15 @@ static int dib0090_captrim_search(struct dib0090_state *state, enum frontend_tun
state->captrim = state->fcaptrim = dib0090_read_reg(state, 0x18) & 0x7f;
}
}
- state->adc_diff = 3000; // start with a unreachable high number : only set for KROSUS < P1G */
+ state->adc_diff = 3000;
*tune_state = CT_TUNER_STEP_0;
} else if (*tune_state == CT_TUNER_STEP_0) {
if (state->identity.p1g && !force_soft_search) {
- // 30MHz => Code 15 for the ration => 128us to lock. Giving approximately
- u8 ratio = 31; // (state->config->io.clock_khz / 1024 + 1) & 0x1f;
+ u8 ratio = 31;
dib0090_write_reg(state, 0x40, (3 << 7) | (ratio << 2) | (1 << 1) | 1);
dib0090_read_reg(state, 0x40);
- //dib0090_write_reg(state, 0x40, (3<<7) | ((((state->config->io.clock_khz >> 11)+1) & 0x1f)<<2) | (1<<1) | 1);
ret = 50;
} else {
state->step /= 2;
@@ -1968,9 +1951,6 @@ static int dib0090_captrim_search(struct dib0090_state *state, enum frontend_tun
dprintk("CAPTRIM=%d is closer to target (%d/%d)", (u32) state->captrim, (u32) adc, (u32) state->adc_diff);
state->adc_diff = adc;
state->fcaptrim = state->captrim;
- //we could break here, to save time, if we reached a close-enough value
- //e.g.: if (state->adc_diff < 20)
- //break;
}
state->captrim += step_sign * state->step;
@@ -1979,7 +1959,7 @@ static int dib0090_captrim_search(struct dib0090_state *state, enum frontend_tun
else
*tune_state = CT_TUNER_STEP_2;
- ret = 25; //LOLO changed from 15
+ ret = 25;
}
} else if (*tune_state == CT_TUNER_STEP_2) { /* this step is only used by krosus < P1G */
/*write the final cptrim config */
@@ -2000,28 +1980,27 @@ static int dib0090_get_temperature(struct dib0090_state *state, enum frontend_tu
int ret = 15;
s16 val;
- //The assumption is that the AGC is not active
switch (*tune_state) {
case CT_TUNER_START:
state->wbdmux = dib0090_read_reg(state, 0x10);
- dib0090_write_reg(state, 0x10, (state->wbdmux & ~(0xff << 3)) | (0x8 << 3)); //Move to the bias and clear the wbd enable
+ dib0090_write_reg(state, 0x10, (state->wbdmux & ~(0xff << 3)) | (0x8 << 3));
state->bias = dib0090_read_reg(state, 0x13);
- dib0090_write_reg(state, 0x13, state->bias | (0x3 << 8)); //Move to the Ref
+ dib0090_write_reg(state, 0x13, state->bias | (0x3 << 8));
*tune_state = CT_TUNER_STEP_0;
/* wait for the WBDMUX to switch and for the ADC to sample */
break;
case CT_TUNER_STEP_0:
- state->adc_diff = dib0090_get_slow_adc_val(state); // Get the value for the Ref
- dib0090_write_reg(state, 0x13, (state->bias & ~(0x3 << 8)) | (0x2 << 8)); //Move to the Ptat
+ state->adc_diff = dib0090_get_slow_adc_val(state);
+ dib0090_write_reg(state, 0x13, (state->bias & ~(0x3 << 8)) | (0x2 << 8));
*tune_state = CT_TUNER_STEP_1;
break;
case CT_TUNER_STEP_1:
- val = dib0090_get_slow_adc_val(state); // Get the value for the Ptat
- state->temperature = ((s16) ((val - state->adc_diff) * 180) >> 8) + 55; // +55 is defined as = -30deg
+ val = dib0090_get_slow_adc_val(state);
+ state->temperature = ((s16) ((val - state->adc_diff) * 180) >> 8) + 55;
dprintk("temperature: %d C", state->temperature - 30);
@@ -2029,14 +2008,13 @@ static int dib0090_get_temperature(struct dib0090_state *state, enum frontend_tu
break;
case CT_TUNER_STEP_2:
- //Reload the start values.
dib0090_write_reg(state, 0x13, state->bias);
dib0090_write_reg(state, 0x10, state->wbdmux); /* write back original WBDMUX */
*tune_state = CT_TUNER_START;
state->calibrate &= ~TEMP_CAL;
if (state->config->analog_output == 0)
- dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) | (1 << 14)); //Set the DataTX
+ dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) | (1 << 14));
break;
@@ -2070,16 +2048,17 @@ static int dib0090_tune(struct dvb_frontend *fe)
/* deactivate DataTX before some calibrations */
if (state->calibrate & (DC_CAL | TEMP_CAL | WBD_CAL))
dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) & ~(1 << 14));
- else /* Activate DataTX in case a calibration has been done before */ if (state->config->analog_output == 0)
- dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) | (1 << 14));
+ else
+ /* Activate DataTX in case a calibration has been done before */
+ if (state->config->analog_output == 0)
+ dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) | (1 << 14));
}
if (state->calibrate & DC_CAL)
return dib0090_dc_offset_calibration(state, tune_state);
else if (state->calibrate & WBD_CAL) {
- if (state->current_rf == 0) {
+ if (state->current_rf == 0)
state->current_rf = state->fe->dtv_property_cache.frequency / 1000;
- }
return dib0090_wbd_calibration(state, tune_state);
} else if (state->calibrate & TEMP_CAL)
return dib0090_get_temperature(state, tune_state);
@@ -2091,7 +2070,7 @@ static int dib0090_tune(struct dvb_frontend *fe)
if (state->config->use_pwm_agc && state->identity.in_soc) {
tmp = dib0090_read_reg(state, 0x39);
if ((tmp >> 10) & 0x1)
- dib0090_write_reg(state, 0x39, tmp & ~(1 << 10)); // disengage mux : en_mux_bb1 = 0
+ dib0090_write_reg(state, 0x39, tmp & ~(1 << 10));
}
state->current_band = (u8) BAND_OF_FREQUENCY(state->fe->dtv_property_cache.frequency / 1000);
@@ -2172,22 +2151,17 @@ static int dib0090_tune(struct dvb_frontend *fe)
state->current_tune_table_index = tune;
state->current_pll_table_index = pll;
- // select internal switch
dib0090_write_reg(state, 0x0b, 0xb800 | (tune->switch_trim));
- // Find the VCO frequency in MHz
VCOF_kHz = (pll->hfdiv * state->rf_request) * 2;
- FREF = state->config->io.clock_khz; // REFDIV is 1FREF Has to be as Close as possible to 10MHz
+ FREF = state->config->io.clock_khz;
if (state->config->fref_clock_ratio != 0)
FREF /= state->config->fref_clock_ratio;
- // Determine the FB divider
- // The reference is 10MHz, Therefore the FBdivider is on the first digits
FBDiv = (VCOF_kHz / pll->topresc / FREF);
- Rest = (VCOF_kHz / pll->topresc) - FBDiv * FREF; //in kHz
+ Rest = (VCOF_kHz / pll->topresc) - FBDiv * FREF;
- // Avoid Spurs in the loopfilter bandwidth
if (Rest < LPF)
Rest = 0;
else if (Rest < 2 * LPF)
@@ -2195,8 +2169,7 @@ static int dib0090_tune(struct dvb_frontend *fe)
else if (Rest > (FREF - LPF)) {
Rest = 0;
FBDiv += 1;
- } //Go to the next FB
- else if (Rest > (FREF - 2 * LPF))
+ } else if (Rest > (FREF - 2 * LPF))
Rest = FREF - 2 * LPF;
Rest = (Rest * 6528) / (FREF / 10);
state->rest = Rest;
@@ -2208,8 +2181,6 @@ static int dib0090_tune(struct dvb_frontend *fe)
if (Rest == 0) {
if (pll->vco_band)
lo5 = 0x049f;
- //else if (state->config->analog_output)
- // lo5 = 0x041f;
else
lo5 = 0x041f;
} else {
@@ -2228,12 +2199,11 @@ static int dib0090_tune(struct dvb_frontend *fe)
else
lo5 = 0x42f;
} else
- lo5 = 0x42c; //BIAS Lo set to 4 by default in case of the Captrim search does not take care of the VCO Bias
+ lo5 = 0x42c;
}
lo5 |= (pll->hfdiv_code << 11) | (pll->vco_band << 7); /* bit 15 is the split to the slave, we do not do it here */
- //Internal loop filter set...
if (!state->config->io.pll_int_loop_filt) {
if (state->identity.in_soc)
lo6 = 0xff98;
@@ -2242,40 +2212,30 @@ static int dib0090_tune(struct dvb_frontend *fe)
else
lo6 = 0xff28;
} else
- lo6 = (state->config->io.pll_int_loop_filt << 3); // take the loop filter value given by the layout
- //dprintk("lo6 = 0x%04x", (u32)lo6);
+ lo6 = (state->config->io.pll_int_loop_filt << 3);
Den = 1;
if (Rest > 0) {
if (state->config->analog_output)
- lo6 |= (1 << 2) | 2; //SigmaDelta and Dither
+ lo6 |= (1 << 2) | 2;
else {
if (state->identity.in_soc)
- lo6 |= (1 << 2) | 2; //SigmaDelta and Dither
+ lo6 |= (1 << 2) | 2;
else
- lo6 |= (1 << 2) | 2; //SigmaDelta and Dither
+ lo6 |= (1 << 2) | 2;
}
Den = 255;
}
- // Now we have to define the Num and Denum
- // LO1 gets the FBdiv
dib0090_write_reg(state, 0x15, (u16) FBDiv);
- // LO2 gets the REFDiv
if (state->config->fref_clock_ratio != 0)
dib0090_write_reg(state, 0x16, (Den << 8) | state->config->fref_clock_ratio);
else
dib0090_write_reg(state, 0x16, (Den << 8) | 1);
- // LO3 for the Numerator
dib0090_write_reg(state, 0x17, (u16) Rest);
- // VCO and HF DIV
dib0090_write_reg(state, 0x19, lo5);
- // SIGMA Delta
dib0090_write_reg(state, 0x1c, lo6);
- // Check if the 0090 is analogged configured
- //Disable ADC and DigPLL =0xFF9F, 0xffbf for test purposes.
- //Enable The Outputs of the BB on DATA_Tx
lo6 = tune->tuner_enable;
if (state->config->analog_output)
lo6 = (lo6 & 0xff9f) | 0x2;
@@ -2294,10 +2254,8 @@ static int dib0090_tune(struct dvb_frontend *fe)
else if (*tune_state == CT_TUNER_STEP_0) { /* Warning : because of captrim cal, if you change this step, change it also in _cal.c file because it is the step following captrim cal state machine */
const struct dib0090_wbd_slope *wbd = state->current_wbd_table;
-// if(!state->identity.p1g) {
while (state->current_rf / 1000 > wbd->max_freq)
wbd++;
-// }
dib0090_write_reg(state, 0x1e, 0x07ff);
dprintk("Final Captrim: %d", (u32) state->fcaptrim);
@@ -2311,12 +2269,11 @@ static int dib0090_tune(struct dvb_frontend *fe)
#define WBD 0x781 /* 1 1 1 1 0000 0 0 1 */
c = 4;
- i = 3; //wbdmux_bias
+ i = 3;
- if (wbd->wbd_gain != 0) //&& !state->identity.p1g)
+ if (wbd->wbd_gain != 0)
c = wbd->wbd_gain;
- //Store wideband mux register.
state->wbdmux = (c << 13) | (i << 11) | (WBD | (state->config->use_pwm_agc << 1));
dib0090_write_reg(state, 0x10, state->wbdmux);
@@ -2335,15 +2292,12 @@ static int dib0090_tune(struct dvb_frontend *fe)
} else if (*tune_state == CT_TUNER_STEP_1) {
/* initialize the lt gain register */
state->rf_lt_def = 0x7c00;
- // dib0090_write_reg(state, 0x0f, state->rf_lt_def);
dib0090_set_bandwidth(state);
state->tuner_is_tuned = 1;
-// if(!state->identity.p1g)
- state->calibrate |= WBD_CAL; // TODO: only do the WBD calibration for new tune
-//
- state->calibrate |= TEMP_CAL; // Force the Temperature to be remesured at next TUNE.
+ state->calibrate |= WBD_CAL;
+ state->calibrate |= TEMP_CAL;
*tune_state = CT_TUNER_STOP;
} else
ret = FE_CALLBACK_TIME_NEVER;
@@ -2435,8 +2389,8 @@ static const struct dvb_tuner_ops dib0090_fw_ops = {
static const struct dib0090_wbd_slope dib0090_wbd_table_default[] = {
{470, 0, 250, 0, 100, 4},
{860, 51, 866, 21, 375, 4},
- {1700, 0, 800, 0, 850, 4}, //LBAND Predefinition , to calibrate
- {2900, 0, 250, 0, 100, 6}, //SBAND Predefinition , NOT tested Yet
+ {1700, 0, 800, 0, 850, 4},
+ {2900, 0, 250, 0, 100, 6},
{0xFFFF, 0, 0, 0, 0, 0},
};
@@ -2489,12 +2443,11 @@ struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_ada
memcpy(&fe->ops.tuner_ops, &dib0090_fw_ops, sizeof(struct dvb_tuner_ops));
return fe;
- free_mem:
+free_mem:
kfree(st);
fe->tuner_priv = NULL;
return NULL;
}
-
EXPORT_SYMBOL(dib0090_fw_register);
MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-05 20:10:44 +0000