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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 04:13:41 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 04:13:41 +0200
commit9a0bf528b4d66b605f02634236da085595c22101 (patch)
treee9ff008ff15c3ee5add6d41173ee5e61939480dd /drivers/media/dvb/frontends/dib0090.c
parent[media] dvb: move the dvb core one level up (diff)
downloadlinux-9a0bf528b4d66b605f02634236da085595c22101.tar.xz
linux-9a0bf528b4d66b605f02634236da085595c22101.zip
[media] move the dvb/frontends to drivers/media/dvb-frontends
Raise the DVB frontends one level up, as the intention is to remove the drivers/media/dvb directory. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/frontends/dib0090.c')
-rw-r--r--drivers/media/dvb/frontends/dib0090.c2686
1 files changed, 0 insertions, 2686 deletions
diff --git a/drivers/media/dvb/frontends/dib0090.c b/drivers/media/dvb/frontends/dib0090.c
deleted file mode 100644
index d9fe60b4be48..000000000000
--- a/drivers/media/dvb/frontends/dib0090.c
+++ /dev/null
@@ -1,2686 +0,0 @@
-/*
- * Linux-DVB Driver for DiBcom's DiB0090 base-band RF Tuner.
- *
- * Copyright (C) 2005-9 DiBcom (http://www.dibcom.fr/)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- * This code is more or less generated from another driver, please
- * excuse some codingstyle oddities.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/i2c.h>
-#include <linux/mutex.h>
-
-#include "dvb_frontend.h"
-
-#include "dib0090.h"
-#include "dibx000_common.h"
-
-static int debug;
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "turn on debugging (default: 0)");
-
-#define dprintk(args...) do { \
- if (debug) { \
- printk(KERN_DEBUG "DiB0090: "); \
- printk(args); \
- printk("\n"); \
- } \
-} while (0)
-
-#define CONFIG_SYS_DVBT
-#define CONFIG_SYS_ISDBT
-#define CONFIG_BAND_CBAND
-#define CONFIG_BAND_VHF
-#define CONFIG_BAND_UHF
-#define CONFIG_DIB0090_USE_PWM_AGC
-
-#define EN_LNA0 0x8000
-#define EN_LNA1 0x4000
-#define EN_LNA2 0x2000
-#define EN_LNA3 0x1000
-#define EN_MIX0 0x0800
-#define EN_MIX1 0x0400
-#define EN_MIX2 0x0200
-#define EN_MIX3 0x0100
-#define EN_IQADC 0x0040
-#define EN_PLL 0x0020
-#define EN_TX 0x0010
-#define EN_BB 0x0008
-#define EN_LO 0x0004
-#define EN_BIAS 0x0001
-
-#define EN_IQANA 0x0002
-#define EN_DIGCLK 0x0080 /* not in the 0x24 reg, only in 0x1b */
-#define EN_CRYSTAL 0x0002
-
-#define EN_UHF 0x22E9
-#define EN_VHF 0x44E9
-#define EN_LBD 0x11E9
-#define EN_SBD 0x44E9
-#define EN_CAB 0x88E9
-
-/* Calibration defines */
-#define DC_CAL 0x1
-#define WBD_CAL 0x2
-#define TEMP_CAL 0x4
-#define CAPTRIM_CAL 0x8
-
-#define KROSUS_PLL_LOCKED 0x800
-#define KROSUS 0x2
-
-/* Use those defines to identify SOC version */
-#define SOC 0x02
-#define SOC_7090_P1G_11R1 0x82
-#define SOC_7090_P1G_21R1 0x8a
-#define SOC_8090_P1G_11R1 0x86
-#define SOC_8090_P1G_21R1 0x8e
-
-/* else use thos ones to check */
-#define P1A_B 0x0
-#define P1C 0x1
-#define P1D_E_F 0x3
-#define P1G 0x7
-#define P1G_21R2 0xf
-
-#define MP001 0x1 /* Single 9090/8096 */
-#define MP005 0x4 /* Single Sband */
-#define MP008 0x6 /* Dual diversity VHF-UHF-LBAND */
-#define MP009 0x7 /* Dual diversity 29098 CBAND-UHF-LBAND-SBAND */
-
-#define pgm_read_word(w) (*w)
-
-struct dc_calibration;
-
-struct dib0090_tuning {
- u32 max_freq; /* for every frequency less than or equal to that field: this information is correct */
- u8 switch_trim;
- u8 lna_tune;
- u16 lna_bias;
- u16 v2i;
- u16 mix;
- u16 load;
- u16 tuner_enable;
-};
-
-struct dib0090_pll {
- u32 max_freq; /* for every frequency less than or equal to that field: this information is correct */
- u8 vco_band;
- u8 hfdiv_code;
- u8 hfdiv;
- u8 topresc;
-};
-
-struct dib0090_identity {
- u8 version;
- u8 product;
- u8 p1g;
- u8 in_soc;
-};
-
-struct dib0090_state {
- struct i2c_adapter *i2c;
- struct dvb_frontend *fe;
- const struct dib0090_config *config;
-
- u8 current_band;
- enum frontend_tune_state tune_state;
- u32 current_rf;
-
- u16 wbd_offset;
- s16 wbd_target; /* in dB */
-
- s16 rf_gain_limit; /* take-over-point: where to split between bb and rf gain */
- s16 current_gain; /* keeps the currently programmed gain */
- u8 agc_step; /* new binary search */
-
- u16 gain[2]; /* for channel monitoring */
-
- const u16 *rf_ramp;
- const u16 *bb_ramp;
-
- /* for the software AGC ramps */
- u16 bb_1_def;
- u16 rf_lt_def;
- u16 gain_reg[4];
-
- /* for the captrim/dc-offset search */
- s8 step;
- s16 adc_diff;
- s16 min_adc_diff;
-
- s8 captrim;
- s8 fcaptrim;
-
- const struct dc_calibration *dc;
- u16 bb6, bb7;
-
- const struct dib0090_tuning *current_tune_table_index;
- const struct dib0090_pll *current_pll_table_index;
-
- u8 tuner_is_tuned;
- u8 agc_freeze;
-
- struct dib0090_identity identity;
-
- u32 rf_request;
- u8 current_standard;
-
- u8 calibrate;
- u32 rest;
- u16 bias;
- s16 temperature;
-
- u8 wbd_calibration_gain;
- const struct dib0090_wbd_slope *current_wbd_table;
- u16 wbdmux;
-
- /* for the I2C transfer */
- struct i2c_msg msg[2];
- u8 i2c_write_buffer[3];
- u8 i2c_read_buffer[2];
- struct mutex i2c_buffer_lock;
-};
-
-struct dib0090_fw_state {
- struct i2c_adapter *i2c;
- struct dvb_frontend *fe;
- struct dib0090_identity identity;
- const struct dib0090_config *config;
-
- /* for the I2C transfer */
- struct i2c_msg msg;
- u8 i2c_write_buffer[2];
- u8 i2c_read_buffer[2];
- struct mutex i2c_buffer_lock;
-};
-
-static u16 dib0090_read_reg(struct dib0090_state *state, u8 reg)
-{
- u16 ret;
-
- if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {
- dprintk("could not acquire lock");
- return 0;
- }
-
- state->i2c_write_buffer[0] = reg;
-
- memset(state->msg, 0, 2 * sizeof(struct i2c_msg));
- state->msg[0].addr = state->config->i2c_address;
- state->msg[0].flags = 0;
- state->msg[0].buf = state->i2c_write_buffer;
- state->msg[0].len = 1;
- state->msg[1].addr = state->config->i2c_address;
- state->msg[1].flags = I2C_M_RD;
- state->msg[1].buf = state->i2c_read_buffer;
- state->msg[1].len = 2;
-
- if (i2c_transfer(state->i2c, state->msg, 2) != 2) {
- printk(KERN_WARNING "DiB0090 I2C read failed\n");
- ret = 0;
- } else
- ret = (state->i2c_read_buffer[0] << 8)
- | state->i2c_read_buffer[1];
-
- mutex_unlock(&state->i2c_buffer_lock);
- return ret;
-}
-
-static int dib0090_write_reg(struct dib0090_state *state, u32 reg, u16 val)
-{
- int ret;
-
- if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {
- dprintk("could not acquire lock");
- return -EINVAL;
- }
-
- state->i2c_write_buffer[0] = reg & 0xff;
- state->i2c_write_buffer[1] = val >> 8;
- state->i2c_write_buffer[2] = val & 0xff;
-
- memset(state->msg, 0, sizeof(struct i2c_msg));
- state->msg[0].addr = state->config->i2c_address;
- state->msg[0].flags = 0;
- state->msg[0].buf = state->i2c_write_buffer;
- state->msg[0].len = 3;
-
- if (i2c_transfer(state->i2c, state->msg, 1) != 1) {
- printk(KERN_WARNING "DiB0090 I2C write failed\n");
- ret = -EREMOTEIO;
- } else
- ret = 0;
-
- mutex_unlock(&state->i2c_buffer_lock);
- return ret;
-}
-
-static u16 dib0090_fw_read_reg(struct dib0090_fw_state *state, u8 reg)
-{
- u16 ret;
-
- if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {
- dprintk("could not acquire lock");
- return 0;
- }
-
- state->i2c_write_buffer[0] = reg;
-
- memset(&state->msg, 0, sizeof(struct i2c_msg));
- state->msg.addr = reg;
- state->msg.flags = I2C_M_RD;
- state->msg.buf = state->i2c_read_buffer;
- state->msg.len = 2;
- if (i2c_transfer(state->i2c, &state->msg, 1) != 1) {
- printk(KERN_WARNING "DiB0090 I2C read failed\n");
- ret = 0;
- } else
- ret = (state->i2c_read_buffer[0] << 8)
- | state->i2c_read_buffer[1];
-
- mutex_unlock(&state->i2c_buffer_lock);
- return ret;
-}
-
-static int dib0090_fw_write_reg(struct dib0090_fw_state *state, u8 reg, u16 val)
-{
- int ret;
-
- if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {
- dprintk("could not acquire lock");
- return -EINVAL;
- }
-
- state->i2c_write_buffer[0] = val >> 8;
- state->i2c_write_buffer[1] = val & 0xff;
-
- memset(&state->msg, 0, sizeof(struct i2c_msg));
- state->msg.addr = reg;
- state->msg.flags = 0;
- state->msg.buf = state->i2c_write_buffer;
- state->msg.len = 2;
- if (i2c_transfer(state->i2c, &state->msg, 1) != 1) {
- printk(KERN_WARNING "DiB0090 I2C write failed\n");
- ret = -EREMOTEIO;
- } else
- ret = 0;
-
- mutex_unlock(&state->i2c_buffer_lock);
- return ret;
-}
-
-#define HARD_RESET(state) do { if (cfg->reset) { if (cfg->sleep) cfg->sleep(fe, 0); msleep(10); cfg->reset(fe, 1); msleep(10); cfg->reset(fe, 0); msleep(10); } } while (0)
-#define ADC_TARGET -220
-#define GAIN_ALPHA 5
-#define WBD_ALPHA 6
-#define LPF 100
-static void dib0090_write_regs(struct dib0090_state *state, u8 r, const u16 * b, u8 c)
-{
- do {
- dib0090_write_reg(state, r++, *b++);
- } while (--c);
-}
-
-static int dib0090_identify(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- u16 v;
- struct dib0090_identity *identity = &state->identity;
-
- v = dib0090_read_reg(state, 0x1a);
-
- identity->p1g = 0;
- identity->in_soc = 0;
-
- dprintk("Tuner identification (Version = 0x%04x)", v);
-
- /* without PLL lock info */
- v &= ~KROSUS_PLL_LOCKED;
-
- identity->version = v & 0xff;
- identity->product = (v >> 8) & 0xf;
-
- if (identity->product != KROSUS)
- goto identification_error;
-
- if ((identity->version & 0x3) == SOC) {
- identity->in_soc = 1;
- switch (identity->version) {
- case SOC_8090_P1G_11R1:
- dprintk("SOC 8090 P1-G11R1 Has been detected");
- identity->p1g = 1;
- break;
- case SOC_8090_P1G_21R1:
- dprintk("SOC 8090 P1-G21R1 Has been detected");
- identity->p1g = 1;
- break;
- case SOC_7090_P1G_11R1:
- dprintk("SOC 7090 P1-G11R1 Has been detected");
- identity->p1g = 1;
- break;
- case SOC_7090_P1G_21R1:
- dprintk("SOC 7090 P1-G21R1 Has been detected");
- identity->p1g = 1;
- break;
- default:
- goto identification_error;
- }
- } else {
- switch ((identity->version >> 5) & 0x7) {
- case MP001:
- dprintk("MP001 : 9090/8096");
- break;
- case MP005:
- dprintk("MP005 : Single Sband");
- break;
- case MP008:
- dprintk("MP008 : diversity VHF-UHF-LBAND");
- break;
- case MP009:
- dprintk("MP009 : diversity 29098 CBAND-UHF-LBAND-SBAND");
- break;
- default:
- goto identification_error;
- }
-
- switch (identity->version & 0x1f) {
- case P1G_21R2:
- dprintk("P1G_21R2 detected");
- identity->p1g = 1;
- break;
- case P1G:
- dprintk("P1G detected");
- identity->p1g = 1;
- break;
- case P1D_E_F:
- dprintk("P1D/E/F detected");
- break;
- case P1C:
- dprintk("P1C detected");
- break;
- case P1A_B:
- dprintk("P1-A/B detected: driver is deactivated - not available");
- goto identification_error;
- break;
- default:
- goto identification_error;
- }
- }
-
- return 0;
-
-identification_error:
- return -EIO;
-}
-
-static int dib0090_fw_identify(struct dvb_frontend *fe)
-{
- struct dib0090_fw_state *state = fe->tuner_priv;
- struct dib0090_identity *identity = &state->identity;
-
- u16 v = dib0090_fw_read_reg(state, 0x1a);
- identity->p1g = 0;
- identity->in_soc = 0;
-
- dprintk("FE: Tuner identification (Version = 0x%04x)", v);
-
- /* without PLL lock info */
- v &= ~KROSUS_PLL_LOCKED;
-
- identity->version = v & 0xff;
- identity->product = (v >> 8) & 0xf;
-
- if (identity->product != KROSUS)
- goto identification_error;
-
- if ((identity->version & 0x3) == SOC) {
- identity->in_soc = 1;
- switch (identity->version) {
- case SOC_8090_P1G_11R1:
- dprintk("SOC 8090 P1-G11R1 Has been detected");
- identity->p1g = 1;
- break;
- case SOC_8090_P1G_21R1:
- dprintk("SOC 8090 P1-G21R1 Has been detected");
- identity->p1g = 1;
- break;
- case SOC_7090_P1G_11R1:
- dprintk("SOC 7090 P1-G11R1 Has been detected");
- identity->p1g = 1;
- break;
- case SOC_7090_P1G_21R1:
- dprintk("SOC 7090 P1-G21R1 Has been detected");
- identity->p1g = 1;
- break;
- default:
- goto identification_error;
- }
- } else {
- switch ((identity->version >> 5) & 0x7) {
- case MP001:
- dprintk("MP001 : 9090/8096");
- break;
- case MP005:
- dprintk("MP005 : Single Sband");
- break;
- case MP008:
- dprintk("MP008 : diversity VHF-UHF-LBAND");
- break;
- case MP009:
- dprintk("MP009 : diversity 29098 CBAND-UHF-LBAND-SBAND");
- break;
- default:
- goto identification_error;
- }
-
- switch (identity->version & 0x1f) {
- case P1G_21R2:
- dprintk("P1G_21R2 detected");
- identity->p1g = 1;
- break;
- case P1G:
- dprintk("P1G detected");
- identity->p1g = 1;
- break;
- case P1D_E_F:
- dprintk("P1D/E/F detected");
- break;
- case P1C:
- dprintk("P1C detected");
- break;
- case P1A_B:
- dprintk("P1-A/B detected: driver is deactivated - not available");
- goto identification_error;
- break;
- default:
- goto identification_error;
- }
- }
-
- return 0;
-
-identification_error:
- return -EIO;
-}
-
-static void dib0090_reset_digital(struct dvb_frontend *fe, const struct dib0090_config *cfg)
-{
- struct dib0090_state *state = fe->tuner_priv;
- u16 PllCfg, i, v;
-
- HARD_RESET(state);
-
- dib0090_write_reg(state, 0x24, EN_PLL | EN_CRYSTAL);
- dib0090_write_reg(state, 0x1b, EN_DIGCLK | EN_PLL | EN_CRYSTAL); /* PLL, DIG_CLK and CRYSTAL remain */
-
- if (!cfg->in_soc) {
- /* adcClkOutRatio=8->7, release reset */
- dib0090_write_reg(state, 0x20, ((cfg->io.adc_clock_ratio - 1) << 11) | (0 << 10) | (1 << 9) | (1 << 8) | (0 << 4) | 0);
- if (cfg->clkoutdrive != 0)
- dib0090_write_reg(state, 0x23, (0 << 15) | ((!cfg->analog_output) << 14) | (2 << 10) | (1 << 9) | (0 << 8)
- | (cfg->clkoutdrive << 5) | (cfg->clkouttobamse << 4) | (0 << 2) | (0));
- else
- dib0090_write_reg(state, 0x23, (0 << 15) | ((!cfg->analog_output) << 14) | (2 << 10) | (1 << 9) | (0 << 8)
- | (7 << 5) | (cfg->clkouttobamse << 4) | (0 << 2) | (0));
- }
-
- /* Read Pll current config * */
- PllCfg = dib0090_read_reg(state, 0x21);
-
- /** Reconfigure PLL if current setting is different from default setting **/
- if ((PllCfg & 0x1FFF) != ((cfg->io.pll_range << 12) | (cfg->io.pll_loopdiv << 6) | (cfg->io.pll_prediv)) && (!cfg->in_soc)
- && !cfg->io.pll_bypass) {
-
- /* Set Bypass mode */
- PllCfg |= (1 << 15);
- dib0090_write_reg(state, 0x21, PllCfg);
-
- /* Set Reset Pll */
- PllCfg &= ~(1 << 13);
- dib0090_write_reg(state, 0x21, PllCfg);
-
- /*** Set new Pll configuration in bypass and reset state ***/
- PllCfg = (1 << 15) | (0 << 13) | (cfg->io.pll_range << 12) | (cfg->io.pll_loopdiv << 6) | (cfg->io.pll_prediv);
- dib0090_write_reg(state, 0x21, PllCfg);
-
- /* Remove Reset Pll */
- PllCfg |= (1 << 13);
- dib0090_write_reg(state, 0x21, PllCfg);
-
- /*** Wait for PLL lock ***/
- i = 100;
- do {
- v = !!(dib0090_read_reg(state, 0x1a) & 0x800);
- if (v)
- break;
- } while (--i);
-
- if (i == 0) {
- dprintk("Pll: Unable to lock Pll");
- return;
- }
-
- /* Finally Remove Bypass mode */
- PllCfg &= ~(1 << 15);
- dib0090_write_reg(state, 0x21, PllCfg);
- }
-
- if (cfg->io.pll_bypass) {
- PllCfg |= (cfg->io.pll_bypass << 15);
- dib0090_write_reg(state, 0x21, PllCfg);
- }
-}
-
-static int dib0090_fw_reset_digital(struct dvb_frontend *fe, const struct dib0090_config *cfg)
-{
- struct dib0090_fw_state *state = fe->tuner_priv;
- u16 PllCfg;
- u16 v;
- int i;
-
- dprintk("fw reset digital");
- HARD_RESET(state);
-
- dib0090_fw_write_reg(state, 0x24, EN_PLL | EN_CRYSTAL);
- dib0090_fw_write_reg(state, 0x1b, EN_DIGCLK | EN_PLL | EN_CRYSTAL); /* PLL, DIG_CLK and CRYSTAL remain */
-
- dib0090_fw_write_reg(state, 0x20,
- ((cfg->io.adc_clock_ratio - 1) << 11) | (0 << 10) | (1 << 9) | (1 << 8) | (cfg->data_tx_drv << 4) | cfg->ls_cfg_pad_drv);
-
- v = (0 << 15) | ((!cfg->analog_output) << 14) | (1 << 9) | (0 << 8) | (cfg->clkouttobamse << 4) | (0 << 2) | (0);
- if (cfg->clkoutdrive != 0)
- v |= cfg->clkoutdrive << 5;
- else
- v |= 7 << 5;
-
- v |= 2 << 10;
- dib0090_fw_write_reg(state, 0x23, v);
-
- /* Read Pll current config * */
- PllCfg = dib0090_fw_read_reg(state, 0x21);
-
- /** Reconfigure PLL if current setting is different from default setting **/
- if ((PllCfg & 0x1FFF) != ((cfg->io.pll_range << 12) | (cfg->io.pll_loopdiv << 6) | (cfg->io.pll_prediv)) && !cfg->io.pll_bypass) {
-
- /* Set Bypass mode */
- PllCfg |= (1 << 15);
- dib0090_fw_write_reg(state, 0x21, PllCfg);
-
- /* Set Reset Pll */
- PllCfg &= ~(1 << 13);
- dib0090_fw_write_reg(state, 0x21, PllCfg);
-
- /*** Set new Pll configuration in bypass and reset state ***/
- PllCfg = (1 << 15) | (0 << 13) | (cfg->io.pll_range << 12) | (cfg->io.pll_loopdiv << 6) | (cfg->io.pll_prediv);
- dib0090_fw_write_reg(state, 0x21, PllCfg);
-
- /* Remove Reset Pll */
- PllCfg |= (1 << 13);
- dib0090_fw_write_reg(state, 0x21, PllCfg);
-
- /*** Wait for PLL lock ***/
- i = 100;
- do {
- v = !!(dib0090_fw_read_reg(state, 0x1a) & 0x800);
- if (v)
- break;
- } while (--i);
-
- if (i == 0) {
- dprintk("Pll: Unable to lock Pll");
- return -EIO;
- }
-
- /* Finally Remove Bypass mode */
- PllCfg &= ~(1 << 15);
- dib0090_fw_write_reg(state, 0x21, PllCfg);
- }
-
- if (cfg->io.pll_bypass) {
- PllCfg |= (cfg->io.pll_bypass << 15);
- dib0090_fw_write_reg(state, 0x21, PllCfg);
- }
-
- return dib0090_fw_identify(fe);
-}
-
-static int dib0090_wakeup(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- if (state->config->sleep)
- state->config->sleep(fe, 0);
-
- /* enable dataTX in case we have been restarted in the wrong moment */
- dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) | (1 << 14));
- return 0;
-}
-
-static int dib0090_sleep(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- if (state->config->sleep)
- state->config->sleep(fe, 1);
- return 0;
-}
-
-void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast)
-{
- struct dib0090_state *state = fe->tuner_priv;
- if (fast)
- dib0090_write_reg(state, 0x04, 0);
- else
- dib0090_write_reg(state, 0x04, 1);
-}
-
-EXPORT_SYMBOL(dib0090_dcc_freq);
-
-static const u16 bb_ramp_pwm_normal_socs[] = {
- 550, /* max BB gain in 10th of dB */
- (1 << 9) | 8, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> BB_RAMP2 */
- 440,
- (4 << 9) | 0, /* BB_RAMP3 = 26dB */
- (0 << 9) | 208, /* BB_RAMP4 */
- (4 << 9) | 208, /* BB_RAMP5 = 29dB */
- (0 << 9) | 440, /* BB_RAMP6 */
-};
-
-static const u16 rf_ramp_pwm_cband_7090[] = {
- 280, /* max RF gain in 10th of dB */
- 18, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> RF_RAMP2 */
- 504, /* ramp_max = maximum X used on the ramp */
- (29 << 10) | 364, /* RF_RAMP5, LNA 1 = 8dB */
- (0 << 10) | 504, /* RF_RAMP6, LNA 1 */
- (60 << 10) | 228, /* RF_RAMP7, LNA 2 = 7.7dB */
- (0 << 10) | 364, /* RF_RAMP8, LNA 2 */
- (34 << 10) | 109, /* GAIN_4_1, LNA 3 = 6.8dB */
- (0 << 10) | 228, /* GAIN_4_2, LNA 3 */
- (37 << 10) | 0, /* RF_RAMP3, LNA 4 = 6.2dB */
- (0 << 10) | 109, /* RF_RAMP4, LNA 4 */
-};
-
-static const uint16_t rf_ramp_pwm_cband_7090e_sensitivity[] = {
- 186,
- 40,
- 746,
- (10 << 10) | 345,
- (0 << 10) | 746,
- (0 << 10) | 0,
- (0 << 10) | 0,
- (28 << 10) | 200,
- (0 << 10) | 345,
- (20 << 10) | 0,
- (0 << 10) | 200,
-};
-
-static const uint16_t rf_ramp_pwm_cband_7090e_aci[] = {
- 86,
- 40,
- 345,
- (0 << 10) | 0,
- (0 << 10) | 0,
- (0 << 10) | 0,
- (0 << 10) | 0,
- (28 << 10) | 200,
- (0 << 10) | 345,
- (20 << 10) | 0,
- (0 << 10) | 200,
-};
-
-static const u16 rf_ramp_pwm_cband_8090[] = {
- 345, /* max RF gain in 10th of dB */
- 29, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> RF_RAMP2 */
- 1000, /* ramp_max = maximum X used on the ramp */
- (35 << 10) | 772, /* RF_RAMP3, LNA 1 = 8dB */
- (0 << 10) | 1000, /* RF_RAMP4, LNA 1 */
- (58 << 10) | 496, /* RF_RAMP5, LNA 2 = 9.5dB */
- (0 << 10) | 772, /* RF_RAMP6, LNA 2 */
- (27 << 10) | 200, /* RF_RAMP7, LNA 3 = 10.5dB */
- (0 << 10) | 496, /* RF_RAMP8, LNA 3 */
- (40 << 10) | 0, /* GAIN_4_1, LNA 4 = 7dB */
- (0 << 10) | 200, /* GAIN_4_2, LNA 4 */
-};
-
-static const u16 rf_ramp_pwm_uhf_7090[] = {
- 407, /* max RF gain in 10th of dB */
- 13, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> RF_RAMP2 */
- 529, /* ramp_max = maximum X used on the ramp */
- (23 << 10) | 0, /* RF_RAMP3, LNA 1 = 14.7dB */
- (0 << 10) | 176, /* RF_RAMP4, LNA 1 */
- (63 << 10) | 400, /* RF_RAMP5, LNA 2 = 8dB */
- (0 << 10) | 529, /* RF_RAMP6, LNA 2 */
- (48 << 10) | 316, /* RF_RAMP7, LNA 3 = 6.8dB */
- (0 << 10) | 400, /* RF_RAMP8, LNA 3 */
- (29 << 10) | 176, /* GAIN_4_1, LNA 4 = 11.5dB */
- (0 << 10) | 316, /* GAIN_4_2, LNA 4 */
-};
-
-static const u16 rf_ramp_pwm_uhf_8090[] = {
- 388, /* max RF gain in 10th of dB */
- 26, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> RF_RAMP2 */
- 1008, /* ramp_max = maximum X used on the ramp */
- (11 << 10) | 0, /* RF_RAMP3, LNA 1 = 14.7dB */
- (0 << 10) | 369, /* RF_RAMP4, LNA 1 */
- (41 << 10) | 809, /* RF_RAMP5, LNA 2 = 8dB */
- (0 << 10) | 1008, /* RF_RAMP6, LNA 2 */
- (27 << 10) | 659, /* RF_RAMP7, LNA 3 = 6dB */
- (0 << 10) | 809, /* RF_RAMP8, LNA 3 */
- (14 << 10) | 369, /* GAIN_4_1, LNA 4 = 11.5dB */
- (0 << 10) | 659, /* GAIN_4_2, LNA 4 */
-};
-
-static const u16 rf_ramp_pwm_cband[] = {
- 0, /* max RF gain in 10th of dB */
- 0, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> 0x2b */
- 0, /* ramp_max = maximum X used on the ramp */
- (0 << 10) | 0, /* 0x2c, LNA 1 = 0dB */
- (0 << 10) | 0, /* 0x2d, LNA 1 */
- (0 << 10) | 0, /* 0x2e, LNA 2 = 0dB */
- (0 << 10) | 0, /* 0x2f, LNA 2 */
- (0 << 10) | 0, /* 0x30, LNA 3 = 0dB */
- (0 << 10) | 0, /* 0x31, LNA 3 */
- (0 << 10) | 0, /* GAIN_4_1, LNA 4 = 0dB */
- (0 << 10) | 0, /* GAIN_4_2, LNA 4 */
-};
-
-static const u16 rf_ramp_vhf[] = {
- 412, /* max RF gain in 10th of dB */
- 132, 307, 127, /* LNA1, 13.2dB */
- 105, 412, 255, /* LNA2, 10.5dB */
- 50, 50, 127, /* LNA3, 5dB */
- 125, 175, 127, /* LNA4, 12.5dB */
- 0, 0, 127, /* CBAND, 0dB */
-};
-
-static const u16 rf_ramp_uhf[] = {
- 412, /* max RF gain in 10th of dB */
- 132, 307, 127, /* LNA1 : total gain = 13.2dB, point on the ramp where this amp is full gain, value to write to get full gain */
- 105, 412, 255, /* LNA2 : 10.5 dB */
- 50, 50, 127, /* LNA3 : 5.0 dB */
- 125, 175, 127, /* LNA4 : 12.5 dB */
- 0, 0, 127, /* CBAND : 0.0 dB */
-};
-
-static const u16 rf_ramp_cband_broadmatching[] = /* for p1G only */
-{
- 314, /* Calibrated at 200MHz order has been changed g4-g3-g2-g1 */
- 84, 314, 127, /* LNA1 */
- 80, 230, 255, /* LNA2 */
- 80, 150, 127, /* LNA3 It was measured 12dB, do not lock if 120 */
- 70, 70, 127, /* LNA4 */
- 0, 0, 127, /* CBAND */
-};
-
-static const u16 rf_ramp_cband[] = {
- 332, /* max RF gain in 10th of dB */
- 132, 252, 127, /* LNA1, dB */
- 80, 332, 255, /* LNA2, dB */
- 0, 0, 127, /* LNA3, dB */
- 0, 0, 127, /* LNA4, dB */
- 120, 120, 127, /* LT1 CBAND */
-};
-
-static const u16 rf_ramp_pwm_vhf[] = {
- 404, /* max RF gain in 10th of dB */
- 25, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> 0x2b */
- 1011, /* ramp_max = maximum X used on the ramp */
- (6 << 10) | 417, /* 0x2c, LNA 1 = 13.2dB */
- (0 << 10) | 756, /* 0x2d, LNA 1 */
- (16 << 10) | 756, /* 0x2e, LNA 2 = 10.5dB */
- (0 << 10) | 1011, /* 0x2f, LNA 2 */
- (16 << 10) | 290, /* 0x30, LNA 3 = 5dB */
- (0 << 10) | 417, /* 0x31, LNA 3 */
- (7 << 10) | 0, /* GAIN_4_1, LNA 4 = 12.5dB */
- (0 << 10) | 290, /* GAIN_4_2, LNA 4 */
-};
-
-static const u16 rf_ramp_pwm_uhf[] = {
- 404, /* max RF gain in 10th of dB */
- 25, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> 0x2b */
- 1011, /* ramp_max = maximum X used on the ramp */
- (6 << 10) | 417, /* 0x2c, LNA 1 = 13.2dB */
- (0 << 10) | 756, /* 0x2d, LNA 1 */
- (16 << 10) | 756, /* 0x2e, LNA 2 = 10.5dB */
- (0 << 10) | 1011, /* 0x2f, LNA 2 */
- (16 << 10) | 0, /* 0x30, LNA 3 = 5dB */
- (0 << 10) | 127, /* 0x31, LNA 3 */
- (7 << 10) | 127, /* GAIN_4_1, LNA 4 = 12.5dB */
- (0 << 10) | 417, /* GAIN_4_2, LNA 4 */
-};
-
-static const u16 bb_ramp_boost[] = {
- 550, /* max BB gain in 10th of dB */
- 260, 260, 26, /* BB1, 26dB */
- 290, 550, 29, /* BB2, 29dB */
-};
-
-static const u16 bb_ramp_pwm_normal[] = {
- 500, /* max RF gain in 10th of dB */
- 8, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> 0x34 */
- 400,
- (2 << 9) | 0, /* 0x35 = 21dB */
- (0 << 9) | 168, /* 0x36 */
- (2 << 9) | 168, /* 0x37 = 29dB */
- (0 << 9) | 400, /* 0x38 */
-};
-
-struct slope {
- s16 range;
- s16 slope;
-};
-static u16 slopes_to_scale(const struct slope *slopes, u8 num, s16 val)
-{
- u8 i;
- u16 rest;
- u16 ret = 0;
- for (i = 0; i < num; i++) {
- if (val > slopes[i].range)
- rest = slopes[i].range;
- else
- rest = val;
- ret += (rest * slopes[i].slope) / slopes[i].range;
- val -= rest;
- }
- return ret;
-}
-
-static const struct slope dib0090_wbd_slopes[3] = {
- {66, 120}, /* -64,-52: offset - 65 */
- {600, 170}, /* -52,-35: 65 - 665 */
- {170, 250}, /* -45,-10: 665 - 835 */
-};
-
-static s16 dib0090_wbd_to_db(struct dib0090_state *state, u16 wbd)
-{
- wbd &= 0x3ff;
- if (wbd < state->wbd_offset)
- wbd = 0;
- else
- wbd -= state->wbd_offset;
- /* -64dB is the floor */
- return -640 + (s16) slopes_to_scale(dib0090_wbd_slopes, ARRAY_SIZE(dib0090_wbd_slopes), wbd);
-}
-
-static void dib0090_wbd_target(struct dib0090_state *state, u32 rf)
-{
- u16 offset = 250;
-
- /* TODO : DAB digital N+/-1 interferer perfs : offset = 10 */
-
- if (state->current_band == BAND_VHF)
- offset = 650;
-#ifndef FIRMWARE_FIREFLY
- if (state->current_band == BAND_VHF)
- offset = state->config->wbd_vhf_offset;
- if (state->current_band == BAND_CBAND)
- offset = state->config->wbd_cband_offset;
-#endif
-
- state->wbd_target = dib0090_wbd_to_db(state, state->wbd_offset + offset);
- dprintk("wbd-target: %d dB", (u32) state->wbd_target);
-}
-
-static const int gain_reg_addr[4] = {
- 0x08, 0x0a, 0x0f, 0x01
-};
-
-static void dib0090_gain_apply(struct dib0090_state *state, s16 gain_delta, s16 top_delta, u8 force)
-{
- u16 rf, bb, ref;
- u16 i, v, gain_reg[4] = { 0 }, gain;
- const u16 *g;
-
- if (top_delta < -511)
- top_delta = -511;
- if (top_delta > 511)
- top_delta = 511;
-
- if (force) {
- top_delta *= (1 << WBD_ALPHA);
- gain_delta *= (1 << GAIN_ALPHA);
- }
-
- if (top_delta >= ((s16) (state->rf_ramp[0] << WBD_ALPHA) - state->rf_gain_limit)) /* overflow */
- state->rf_gain_limit = state->rf_ramp[0] << WBD_ALPHA;
- else
- state->rf_gain_limit += top_delta;
-
- if (state->rf_gain_limit < 0) /*underflow */
- state->rf_gain_limit = 0;
-
- /* use gain as a temporary variable and correct current_gain */
- gain = ((state->rf_gain_limit >> WBD_ALPHA) + state->bb_ramp[0]) << GAIN_ALPHA;
- if (gain_delta >= ((s16) gain - state->current_gain)) /* overflow */
- state->current_gain = gain;
- else
- state->current_gain += gain_delta;
- /* cannot be less than 0 (only if gain_delta is less than 0 we can have current_gain < 0) */
- if (state->current_gain < 0)
- state->current_gain = 0;
-
- /* now split total gain to rf and bb gain */
- gain = state->current_gain >> GAIN_ALPHA;
-
- /* requested gain is bigger than rf gain limit - ACI/WBD adjustment */
- if (gain > (state->rf_gain_limit >> WBD_ALPHA)) {
- rf = state->rf_gain_limit >> WBD_ALPHA;
- bb = gain - rf;
- if (bb > state->bb_ramp[0])
- bb = state->bb_ramp[0];
- } else { /* high signal level -> all gains put on RF */
- rf = gain;
- bb = 0;
- }
-
- state->gain[0] = rf;
- state->gain[1] = bb;
-
- /* software ramp */
- /* Start with RF gains */
- g = state->rf_ramp + 1; /* point on RF LNA1 max gain */
- ref = rf;
- for (i = 0; i < 7; i++) { /* Go over all amplifiers => 5RF amps + 2 BB amps = 7 amps */
- if (g[0] == 0 || ref < (g[1] - g[0])) /* if total gain of the current amp is null or this amp is not concerned because it starts to work from an higher gain value */
- v = 0; /* force the gain to write for the current amp to be null */
- else if (ref >= g[1]) /* Gain to set is higher than the high working point of this amp */
- v = g[2]; /* force this amp to be full gain */
- else /* compute the value to set to this amp because we are somewhere in his range */
- v = ((ref - (g[1] - g[0])) * g[2]) / g[0];
-
- if (i == 0) /* LNA 1 reg mapping */
- gain_reg[0] = v;
- else if (i == 1) /* LNA 2 reg mapping */
- gain_reg[0] |= v << 7;
- else if (i == 2) /* LNA 3 reg mapping */
- gain_reg[1] = v;
- else if (i == 3) /* LNA 4 reg mapping */
- gain_reg[1] |= v << 7;
- else if (i == 4) /* CBAND LNA reg mapping */
- gain_reg[2] = v | state->rf_lt_def;
- else if (i == 5) /* BB gain 1 reg mapping */
- gain_reg[3] = v << 3;
- else if (i == 6) /* BB gain 2 reg mapping */
- gain_reg[3] |= v << 8;
-
- g += 3; /* go to next gain bloc */
-
- /* When RF is finished, start with BB */
- if (i == 4) {
- g = state->bb_ramp + 1; /* point on BB gain 1 max gain */
- ref = bb;
- }
- }
- gain_reg[3] |= state->bb_1_def;
- gain_reg[3] |= ((bb % 10) * 100) / 125;
-
-#ifdef DEBUG_AGC
- dprintk("GA CALC: DB: %3d(rf) + %3d(bb) = %3d gain_reg[0]=%04x gain_reg[1]=%04x gain_reg[2]=%04x gain_reg[0]=%04x", rf, bb, rf + bb,
- gain_reg[0], gain_reg[1], gain_reg[2], gain_reg[3]);
-#endif
-
- /* Write the amplifier regs */
- for (i = 0; i < 4; i++) {
- v = gain_reg[i];
- if (force || state->gain_reg[i] != v) {
- state->gain_reg[i] = v;
- dib0090_write_reg(state, gain_reg_addr[i], v);
- }
- }
-}
-
-static void dib0090_set_boost(struct dib0090_state *state, int onoff)
-{
- state->bb_1_def &= 0xdfff;
- state->bb_1_def |= onoff << 13;
-}
-
-static void dib0090_set_rframp(struct dib0090_state *state, const u16 * cfg)
-{
- state->rf_ramp = cfg;
-}
-
-static void dib0090_set_rframp_pwm(struct dib0090_state *state, const u16 * cfg)
-{
- state->rf_ramp = cfg;
-
- dib0090_write_reg(state, 0x2a, 0xffff);
-
- dprintk("total RF gain: %ddB, step: %d", (u32) cfg[0], dib0090_read_reg(state, 0x2a));
-
- dib0090_write_regs(state, 0x2c, cfg + 3, 6);
- dib0090_write_regs(state, 0x3e, cfg + 9, 2);
-}
-
-static void dib0090_set_bbramp(struct dib0090_state *state, const u16 * cfg)
-{
- state->bb_ramp = cfg;
- dib0090_set_boost(state, cfg[0] > 500); /* we want the boost if the gain is higher that 50dB */
-}
-
-static void dib0090_set_bbramp_pwm(struct dib0090_state *state, const u16 * cfg)
-{
- state->bb_ramp = cfg;
-
- dib0090_set_boost(state, cfg[0] > 500); /* we want the boost if the gain is higher that 50dB */
-
- dib0090_write_reg(state, 0x33, 0xffff);
- dprintk("total BB gain: %ddB, step: %d", (u32) cfg[0], dib0090_read_reg(state, 0x33));
- dib0090_write_regs(state, 0x35, cfg + 3, 4);
-}
-
-void dib0090_pwm_gain_reset(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- /* reset the AGC */
-
- if (state->config->use_pwm_agc) {
-#ifdef CONFIG_BAND_SBAND
- if (state->current_band == BAND_SBAND) {
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_sband);
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_boost);
- } else
-#endif
-#ifdef CONFIG_BAND_CBAND
- if (state->current_band == BAND_CBAND) {
- if (state->identity.in_soc) {
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal_socs);
- if (state->identity.version == SOC_8090_P1G_11R1 || state->identity.version == SOC_8090_P1G_21R1)
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_cband_8090);
- else if (state->identity.version == SOC_7090_P1G_11R1
- || state->identity.version == SOC_7090_P1G_21R1) {
- if (state->config->is_dib7090e) {
- if (state->rf_ramp == NULL)
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_cband_7090e_sensitivity);
- else
- dib0090_set_rframp_pwm(state, state->rf_ramp);
- } else
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_cband_7090);
- }
- } else {
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_cband);
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal);
- }
- } else
-#endif
-#ifdef CONFIG_BAND_VHF
- if (state->current_band == BAND_VHF) {
- if (state->identity.in_soc) {
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal_socs);
- } else {
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_vhf);
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal);
- }
- } else
-#endif
- {
- if (state->identity.in_soc) {
- if (state->identity.version == SOC_8090_P1G_11R1 || state->identity.version == SOC_8090_P1G_21R1)
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_uhf_8090);
- else if (state->identity.version == SOC_7090_P1G_11R1 || state->identity.version == SOC_7090_P1G_21R1)
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_uhf_7090);
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal_socs);
- } else {
- dib0090_set_rframp_pwm(state, rf_ramp_pwm_uhf);
- dib0090_set_bbramp_pwm(state, bb_ramp_pwm_normal);
- }
- }
-
- if (state->rf_ramp[0] != 0)
- dib0090_write_reg(state, 0x32, (3 << 11));
- else
- dib0090_write_reg(state, 0x32, (0 << 11));
-
- dib0090_write_reg(state, 0x04, 0x03);
- dib0090_write_reg(state, 0x39, (1 << 10));
- }
-}
-
-EXPORT_SYMBOL(dib0090_pwm_gain_reset);
-
-void dib0090_set_dc_servo(struct dvb_frontend *fe, u8 DC_servo_cutoff)
-{
- struct dib0090_state *state = fe->tuner_priv;
- if (DC_servo_cutoff < 4)
- dib0090_write_reg(state, 0x04, DC_servo_cutoff);
-}
-EXPORT_SYMBOL(dib0090_set_dc_servo);
-
-static u32 dib0090_get_slow_adc_val(struct dib0090_state *state)
-{
- u16 adc_val = dib0090_read_reg(state, 0x1d);
- if (state->identity.in_soc)
- adc_val >>= 2;
- return adc_val;
-}
-
-int dib0090_gain_control(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- enum frontend_tune_state *tune_state = &state->tune_state;
- int ret = 10;
-
- u16 wbd_val = 0;
- u8 apply_gain_immediatly = 1;
- s16 wbd_error = 0, adc_error = 0;
-
- if (*tune_state == CT_AGC_START) {
- state->agc_freeze = 0;
- dib0090_write_reg(state, 0x04, 0x0);
-
-#ifdef CONFIG_BAND_SBAND
- if (state->current_band == BAND_SBAND) {
- dib0090_set_rframp(state, rf_ramp_sband);
- dib0090_set_bbramp(state, bb_ramp_boost);
- } else
-#endif
-#ifdef CONFIG_BAND_VHF
- if (state->current_band == BAND_VHF && !state->identity.p1g) {
- dib0090_set_rframp(state, rf_ramp_vhf);
- dib0090_set_bbramp(state, bb_ramp_boost);
- } else
-#endif
-#ifdef CONFIG_BAND_CBAND
- if (state->current_band == BAND_CBAND && !state->identity.p1g) {
- dib0090_set_rframp(state, rf_ramp_cband);
- dib0090_set_bbramp(state, bb_ramp_boost);
- } else
-#endif
- if ((state->current_band == BAND_CBAND || state->current_band == BAND_VHF) && state->identity.p1g) {
- dib0090_set_rframp(state, rf_ramp_cband_broadmatching);
- dib0090_set_bbramp(state, bb_ramp_boost);
- } else {
- dib0090_set_rframp(state, rf_ramp_uhf);
- dib0090_set_bbramp(state, bb_ramp_boost);
- }
-
- dib0090_write_reg(state, 0x32, 0);
- dib0090_write_reg(state, 0x39, 0);
-
- dib0090_wbd_target(state, state->current_rf);
-
- state->rf_gain_limit = state->rf_ramp[0] << WBD_ALPHA;
- state->current_gain = ((state->rf_ramp[0] + state->bb_ramp[0]) / 2) << GAIN_ALPHA;
-
- *tune_state = CT_AGC_STEP_0;
- } else if (!state->agc_freeze) {
- s16 wbd = 0, i, cnt;
-
- int adc;
- wbd_val = dib0090_get_slow_adc_val(state);
-
- if (*tune_state == CT_AGC_STEP_0)
- cnt = 5;
- else
- cnt = 1;
-
- for (i = 0; i < cnt; i++) {
- wbd_val = dib0090_get_slow_adc_val(state);
- wbd += dib0090_wbd_to_db(state, wbd_val);
- }
- wbd /= cnt;
- wbd_error = state->wbd_target - wbd;
-
- if (*tune_state == CT_AGC_STEP_0) {
- if (wbd_error < 0 && state->rf_gain_limit > 0 && !state->identity.p1g) {
-#ifdef CONFIG_BAND_CBAND
- /* in case of CBAND tune reduce first the lt_gain2 before adjusting the RF gain */
- u8 ltg2 = (state->rf_lt_def >> 10) & 0x7;
- if (state->current_band == BAND_CBAND && ltg2) {
- ltg2 >>= 1;
- state->rf_lt_def &= ltg2 << 10; /* reduce in 3 steps from 7 to 0 */
- }
-#endif
- } else {
- state->agc_step = 0;
- *tune_state = CT_AGC_STEP_1;
- }
- } else {
- /* calc the adc power */
- adc = state->config->get_adc_power(fe);
- adc = (adc * ((s32) 355774) + (((s32) 1) << 20)) >> 21; /* included in [0:-700] */
-
- adc_error = (s16) (((s32) ADC_TARGET) - adc);
-#ifdef CONFIG_STANDARD_DAB
- if (state->fe->dtv_property_cache.delivery_system == STANDARD_DAB)
- adc_error -= 10;
-#endif
-#ifdef CONFIG_STANDARD_DVBT
- if (state->fe->dtv_property_cache.delivery_system == STANDARD_DVBT &&
- (state->fe->dtv_property_cache.modulation == QAM_64 || state->fe->dtv_property_cache.modulation == QAM_16))
- adc_error += 60;
-#endif
-#ifdef CONFIG_SYS_ISDBT
- if ((state->fe->dtv_property_cache.delivery_system == SYS_ISDBT) && (((state->fe->dtv_property_cache.layer[0].segment_count >
- 0)
- &&
- ((state->fe->dtv_property_cache.layer[0].modulation ==
- QAM_64)
- || (state->fe->dtv_property_cache.
- layer[0].modulation == QAM_16)))
- ||
- ((state->fe->dtv_property_cache.layer[1].segment_count >
- 0)
- &&
- ((state->fe->dtv_property_cache.layer[1].modulation ==
- QAM_64)
- || (state->fe->dtv_property_cache.
- layer[1].modulation == QAM_16)))
- ||
- ((state->fe->dtv_property_cache.layer[2].segment_count >
- 0)
- &&
- ((state->fe->dtv_property_cache.layer[2].modulation ==
- QAM_64)
- || (state->fe->dtv_property_cache.
- layer[2].modulation == QAM_16)))
- )
- )
- adc_error += 60;
-#endif
-
- if (*tune_state == CT_AGC_STEP_1) { /* quickly go to the correct range of the ADC power */
- if (ABS(adc_error) < 50 || state->agc_step++ > 5) {
-
-#ifdef CONFIG_STANDARD_DAB
- if (state->fe->dtv_property_cache.delivery_system == STANDARD_DAB) {
- dib0090_write_reg(state, 0x02, (1 << 15) | (15 << 11) | (31 << 6) | (63)); /* cap value = 63 : narrow BB filter : Fc = 1.8MHz */
- dib0090_write_reg(state, 0x04, 0x0);
- } else
-#endif
- {
- dib0090_write_reg(state, 0x02, (1 << 15) | (3 << 11) | (6 << 6) | (32));
- dib0090_write_reg(state, 0x04, 0x01); /*0 = 1KHz ; 1 = 150Hz ; 2 = 50Hz ; 3 = 50KHz ; 4 = servo fast */
- }
-
- *tune_state = CT_AGC_STOP;
- }
- } else {
- /* everything higher than or equal to CT_AGC_STOP means tracking */
- ret = 100; /* 10ms interval */
- apply_gain_immediatly = 0;
- }
- }
-#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) state->rf_gain_limit >> WBD_ALPHA, (s32) 200 + adc - (state->current_gain >> GAIN_ALPHA));
-#endif
- }
-
- /* apply gain */
- if (!state->agc_freeze)
- dib0090_gain_apply(state, adc_error, wbd_error, apply_gain_immediatly);
- return ret;
-}
-
-EXPORT_SYMBOL(dib0090_gain_control);
-
-void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt)
-{
- struct dib0090_state *state = fe->tuner_priv;
- if (rf)
- *rf = state->gain[0];
- if (bb)
- *bb = state->gain[1];
- if (rf_gain_limit)
- *rf_gain_limit = state->rf_gain_limit;
- if (rflt)
- *rflt = (state->rf_lt_def >> 10) & 0x7;
-}
-
-EXPORT_SYMBOL(dib0090_get_current_gain);
-
-u16 dib0090_get_wbd_target(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- u32 f_MHz = state->fe->dtv_property_cache.frequency / 1000000;
- s32 current_temp = state->temperature;
- s32 wbd_thot, wbd_tcold;
- const struct dib0090_wbd_slope *wbd = state->current_wbd_table;
-
- while (f_MHz > wbd->max_freq)
- wbd++;
-
- dprintk("using wbd-table-entry with max freq %d", wbd->max_freq);
-
- if (current_temp < 0)
- current_temp = 0;
- if (current_temp > 128)
- current_temp = 128;
-
- state->wbdmux &= ~(7 << 13);
- if (wbd->wbd_gain != 0)
- state->wbdmux |= (wbd->wbd_gain << 13);
- else
- state->wbdmux |= (4 << 13);
-
- dib0090_write_reg(state, 0x10, state->wbdmux);
-
- wbd_thot = wbd->offset_hot - (((u32) wbd->slope_hot * f_MHz) >> 6);
- wbd_tcold = wbd->offset_cold - (((u32) wbd->slope_cold * f_MHz) >> 6);
-
- wbd_tcold += ((wbd_thot - wbd_tcold) * current_temp) >> 7;
-
- 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);
-
- return state->wbd_offset + wbd_tcold;
-}
-EXPORT_SYMBOL(dib0090_get_wbd_target);
-
-u16 dib0090_get_wbd_offset(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- return state->wbd_offset;
-}
-EXPORT_SYMBOL(dib0090_get_wbd_offset);
-
-int dib0090_set_switch(struct dvb_frontend *fe, u8 sw1, u8 sw2, u8 sw3)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- dib0090_write_reg(state, 0x0b, (dib0090_read_reg(state, 0x0b) & 0xfff8)
- | ((sw3 & 1) << 2) | ((sw2 & 1) << 1) | (sw1 & 1));
-
- return 0;
-}
-EXPORT_SYMBOL(dib0090_set_switch);
-
-int dib0090_set_vga(struct dvb_frontend *fe, u8 onoff)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- dib0090_write_reg(state, 0x09, (dib0090_read_reg(state, 0x09) & 0x7fff)
- | ((onoff & 1) << 15));
- return 0;
-}
-EXPORT_SYMBOL(dib0090_set_vga);
-
-int dib0090_update_rframp_7090(struct dvb_frontend *fe, u8 cfg_sensitivity)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- if ((!state->identity.p1g) || (!state->identity.in_soc)
- || ((state->identity.version != SOC_7090_P1G_21R1)
- && (state->identity.version != SOC_7090_P1G_11R1))) {
- dprintk("%s() function can only be used for dib7090P", __func__);
- return -ENODEV;
- }
-
- if (cfg_sensitivity)
- state->rf_ramp = (const u16 *)&rf_ramp_pwm_cband_7090e_sensitivity;
- else
- state->rf_ramp = (const u16 *)&rf_ramp_pwm_cband_7090e_aci;
- dib0090_pwm_gain_reset(fe);
-
- return 0;
-}
-EXPORT_SYMBOL(dib0090_update_rframp_7090);
-
-static const u16 dib0090_defaults[] = {
-
- 25, 0x01,
- 0x0000,
- 0x99a0,
- 0x6008,
- 0x0000,
- 0x8bcb,
- 0x0000,
- 0x0405,
- 0x0000,
- 0x0000,
- 0x0000,
- 0xb802,
- 0x0300,
- 0x2d12,
- 0xbac0,
- 0x7c00,
- 0xdbb9,
- 0x0954,
- 0x0743,
- 0x8000,
- 0x0001,
- 0x0040,
- 0x0100,
- 0x0000,
- 0xe910,
- 0x149e,
-
- 1, 0x1c,
- 0xff2d,
-
- 1, 0x39,
- 0x0000,
-
- 2, 0x1e,
- 0x07FF,
- 0x0007,
-
- 1, 0x24,
- EN_UHF | EN_CRYSTAL,
-
- 2, 0x3c,
- 0x3ff,
- 0x111,
- 0
-};
-
-static const u16 dib0090_p1g_additionnal_defaults[] = {
- 1, 0x05,
- 0xabcd,
-
- 1, 0x11,
- 0x00b4,
-
- 1, 0x1c,
- 0xfffd,
-
- 1, 0x40,
- 0x108,
- 0
-};
-
-static void dib0090_set_default_config(struct dib0090_state *state, const u16 * n)
-{
- u16 l, r;
-
- l = pgm_read_word(n++);
- while (l) {
- r = pgm_read_word(n++);
- do {
- dib0090_write_reg(state, r, pgm_read_word(n++));
- r++;
- } while (--l);
- l = pgm_read_word(n++);
- }
-}
-
-#define CAP_VALUE_MIN (u8) 9
-#define CAP_VALUE_MAX (u8) 40
-#define HR_MIN (u8) 25
-#define HR_MAX (u8) 40
-#define POLY_MIN (u8) 0
-#define POLY_MAX (u8) 8
-
-static 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) ||
- (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)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- dib0090_reset_digital(fe, state->config);
- if (dib0090_identify(fe) < 0)
- return -EIO;
-
-#ifdef CONFIG_TUNER_DIB0090_P1B_SUPPORT
- if (!(state->identity.version & 0x1)) /* it is P1B - reset is already done */
- return 0;
-#endif
-
- if (!state->identity.in_soc) {
- if ((dib0090_read_reg(state, 0x1a) >> 5) & 0x2)
- dib0090_write_reg(state, 0x1b, (EN_IQADC | EN_BB | EN_BIAS | EN_DIGCLK | EN_PLL | EN_CRYSTAL));
- else
- dib0090_write_reg(state, 0x1b, (EN_DIGCLK | EN_PLL | EN_CRYSTAL));
- }
-
- 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.p1g)
- dib0090_set_default_config(state, dib0090_p1g_additionnal_defaults);
-
- /* 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->force_crystal_mode != 0)
- dib0090_write_reg(state, 0x14,
- state->config->force_crystal_mode & 3);
- else if (state->config->io.clock_khz >= 24000)
- dib0090_write_reg(state, 0x14, 1);
- else
- dib0090_write_reg(state, 0x14, 2);
- dprintk("Pll lock : %d", (dib0090_read_reg(state, 0x1a) >> 11) & 0x1);
-
- state->calibrate = DC_CAL | WBD_CAL | TEMP_CAL; /* enable iq-offset-calibration and wbd-calibration when tuning next time */
-
- return 0;
-}
-
-#define steps(u) (((u) > 15) ? ((u)-16) : (u))
-#define INTERN_WAIT 10
-static int dib0090_get_offset(struct dib0090_state *state, enum frontend_tune_state *tune_state)
-{
- int ret = INTERN_WAIT * 10;
-
- switch (*tune_state) {
- case CT_TUNER_STEP_2:
- /* Turns to positive */
- dib0090_write_reg(state, 0x1f, 0x7);
- *tune_state = CT_TUNER_STEP_3;
- break;
-
- case CT_TUNER_STEP_3:
- state->adc_diff = dib0090_read_reg(state, 0x1d);
-
- /* Turns to negative */
- dib0090_write_reg(state, 0x1f, 0x4);
- *tune_state = CT_TUNER_STEP_4;
- break;
-
- case CT_TUNER_STEP_4:
- state->adc_diff -= dib0090_read_reg(state, 0x1d);
- *tune_state = CT_TUNER_STEP_5;
- ret = 0;
- break;
-
- default:
- break;
- }
-
- return ret;
-}
-
-struct dc_calibration {
- u8 addr;
- u8 offset;
- u8 pga:1;
- u16 bb1;
- u8 i:1;
-};
-
-static const struct dc_calibration dc_table[] = {
- /* Step1 BB gain1= 26 with boost 1, gain 2 = 0 */
- {0x06, 5, 1, (1 << 13) | (0 << 8) | (26 << 3), 1},
- {0x07, 11, 1, (1 << 13) | (0 << 8) | (26 << 3), 0},
- /* Step 2 BB gain 1 = 26 with boost = 1 & gain 2 = 29 */
- {0x06, 0, 0, (1 << 13) | (29 << 8) | (26 << 3), 1},
- {0x06, 10, 0, (1 << 13) | (29 << 8) | (26 << 3), 0},
- {0},
-};
-
-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},
- {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},
- {0x06, 10, 0, (1 << 13) | (29 << 8) | (15 << 3), 0},
- {0},
-};
-
-static void dib0090_set_trim(struct dib0090_state *state)
-{
- u16 *val;
-
- if (state->dc->addr == 0x07)
- val = &state->bb7;
- else
- val = &state->bb6;
-
- *val &= ~(0x1f << state->dc->offset);
- *val |= state->step << state->dc->offset;
-
- dib0090_write_reg(state, state->dc->addr, *val);
-}
-
-static int dib0090_dc_offset_calibration(struct dib0090_state *state, enum frontend_tune_state *tune_state)
-{
- int ret = 0;
- u16 reg;
-
- switch (*tune_state) {
- case CT_TUNER_START:
- dprintk("Start DC offset calibration");
-
- /* force vcm2 = 0.8V */
- state->bb6 = 0;
- state->bb7 = 0x040d;
-
- /* the LNA AND LO are off */
- reg = dib0090_read_reg(state, 0x24) & 0x0ffb; /* shutdown lna and lo */
- 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);
- dib0090_write_reg(state, 0x23, dib0090_read_reg(state, 0x23) & ~(1 << 14));
-
- state->dc = dc_table;
-
- if (state->identity.p1g)
- state->dc = dc_p1g_table;
- *tune_state = CT_TUNER_STEP_0;
-
- /* fall through */
-
- case CT_TUNER_STEP_0:
- dprintk("Sart/continue DC calibration for %s path", (state->dc->i == 1) ? "I" : "Q");
- dib0090_write_reg(state, 0x01, state->dc->bb1);
- dib0090_write_reg(state, 0x07, state->bb7 | (state->dc->i << 7));
-
- state->step = 0;
- state->min_adc_diff = 1023;
- *tune_state = CT_TUNER_STEP_1;
- ret = 50;
- break;
-
- case CT_TUNER_STEP_1:
- dib0090_set_trim(state);
- *tune_state = CT_TUNER_STEP_2;
- break;
-
- case CT_TUNER_STEP_2:
- case CT_TUNER_STEP_3:
- case CT_TUNER_STEP_4:
- ret = dib0090_get_offset(state, tune_state);
- break;
-
- case CT_TUNER_STEP_5: /* found an offset */
- dprintk("adc_diff = %d, current step= %d", (u32) state->adc_diff, state->step);
- if (state->step == 0 && state->adc_diff < 0) {
- state->min_adc_diff = -1023;
- dprintk("Change of sign of the minimum adc diff");
- }
-
- dprintk("adc_diff = %d, min_adc_diff = %d current_step = %d", state->adc_diff, state->min_adc_diff, state->step);
-
- /* first turn for this frequency */
- if (state->step == 0) {
- if (state->dc->pga && state->adc_diff < 0)
- state->step = 0x10;
- if (state->dc->pga == 0 && state->adc_diff > 0)
- state->step = 0x10;
- }
-
- /* Look for a change of Sign in the Adc_diff.min_adc_diff is used to STORE the setp N-1 */
- 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;
- *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)) {
- 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--;
- }
-
- dib0090_set_trim(state);
- dprintk("BB Offset Cal, BBreg=%hd,Offset=%hd,Value Set=%hd", state->dc->addr, state->adc_diff, state->step);
-
- state->dc++;
- if (state->dc->addr == 0) /* done */
- *tune_state = CT_TUNER_STEP_6;
- else
- *tune_state = CT_TUNER_STEP_0;
-
- }
- break;
-
- case CT_TUNER_STEP_6:
- 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;
- default:
- break;
- }
- return ret;
-}
-
-static int dib0090_wbd_calibration(struct dib0090_state *state, enum frontend_tune_state *tune_state)
-{
- u8 wbd_gain;
- const struct dib0090_wbd_slope *wbd = state->current_wbd_table;
-
- switch (*tune_state) {
- case CT_TUNER_START:
- while (state->current_rf / 1000 > wbd->max_freq)
- wbd++;
- if (wbd->wbd_gain != 0)
- wbd_gain = wbd->wbd_gain;
- else {
- wbd_gain = 4;
-#if defined(CONFIG_BAND_LBAND) || defined(CONFIG_BAND_SBAND)
- if ((state->current_band == BAND_LBAND) || (state->current_band == BAND_SBAND))
- wbd_gain = 2;
-#endif
- }
-
- if (wbd_gain == state->wbd_calibration_gain) { /* the WBD calibration has already been done */
- *tune_state = CT_TUNER_START;
- state->calibrate &= ~WBD_CAL;
- return 0;
- }
-
- dib0090_write_reg(state, 0x10, 0x1b81 | (1 << 10) | (wbd_gain << 13) | (1 << 3));
-
- 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 */
-
- case CT_TUNER_STEP_0:
- state->wbd_offset = dib0090_get_slow_adc_val(state);
- dprintk("WBD calibration offset = %d", state->wbd_offset);
- *tune_state = CT_TUNER_START; /* reset done -> real tuning can now begin */
- state->calibrate &= ~WBD_CAL;
- break;
-
- default:
- break;
- }
- return 0;
-}
-
-static void dib0090_set_bandwidth(struct dib0090_state *state)
-{
- u16 tmp;
-
- if (state->fe->dtv_property_cache.bandwidth_hz / 1000 <= 5000)
- tmp = (3 << 14);
- else if (state->fe->dtv_property_cache.bandwidth_hz / 1000 <= 6000)
- tmp = (2 << 14);
- else if (state->fe->dtv_property_cache.bandwidth_hz / 1000 <= 7000)
- tmp = (1 << 14);
- else
- tmp = (0 << 14);
-
- state->bb_1_def &= 0x3fff;
- state->bb_1_def |= tmp;
-
- dib0090_write_reg(state, 0x01, state->bb_1_def); /* be sure that we have the right bb-filter */
-
- dib0090_write_reg(state, 0x03, 0x6008); /* = 0x6008 : vcm3_trim = 1 ; filter2_gm1_trim = 8 ; filter2_cutoff_freq = 0 */
- dib0090_write_reg(state, 0x04, 0x1); /* 0 = 1KHz ; 1 = 50Hz ; 2 = 150Hz ; 3 = 50KHz ; 4 = servo fast */
- if (state->identity.in_soc) {
- dib0090_write_reg(state, 0x05, 0x9bcf); /* attenuator_ibias_tri = 2 ; input_stage_ibias_tr = 1 ; nc = 11 ; ext_gm_trim = 1 ; obuf_ibias_trim = 4 ; filter13_gm2_ibias_t = 15 */
- } else {
- dib0090_write_reg(state, 0x02, (5 << 11) | (8 << 6) | (22 & 0x3f)); /* 22 = cap_value */
- dib0090_write_reg(state, 0x05, 0xabcd); /* = 0xabcd : attenuator_ibias_tri = 2 ; input_stage_ibias_tr = 2 ; nc = 11 ; ext_gm_trim = 1 ; obuf_ibias_trim = 4 ; filter13_gm2_ibias_t = 13 */
- }
-}
-
-static const struct dib0090_pll dib0090_pll_table[] = {
-#ifdef CONFIG_BAND_CBAND
- {56000, 0, 9, 48, 6},
- {70000, 1, 9, 48, 6},
- {87000, 0, 8, 32, 4},
- {105000, 1, 8, 32, 4},
- {115000, 0, 7, 24, 6},
- {140000, 1, 7, 24, 6},
- {170000, 0, 6, 16, 4},
-#endif
-#ifdef CONFIG_BAND_VHF
- {200000, 1, 6, 16, 4},
- {230000, 0, 5, 12, 6},
- {280000, 1, 5, 12, 6},
- {340000, 0, 4, 8, 4},
- {380000, 1, 4, 8, 4},
- {450000, 0, 3, 6, 6},
-#endif
-#ifdef CONFIG_BAND_UHF
- {580000, 1, 3, 6, 6},
- {700000, 0, 2, 4, 4},
- {860000, 1, 2, 4, 4},
-#endif
-#ifdef CONFIG_BAND_LBAND
- {1800000, 1, 0, 2, 4},
-#endif
-#ifdef CONFIG_BAND_SBAND
- {2900000, 0, 14, 1, 4},
-#endif
-};
-
-static const struct dib0090_tuning dib0090_tuning_table_fm_vhf_on_cband[] = {
-
-#ifdef CONFIG_BAND_CBAND
- {184000, 4, 1, 15, 0x280, 0x2912, 0xb94e, EN_CAB},
- {227000, 4, 3, 15, 0x280, 0x2912, 0xb94e, EN_CAB},
- {380000, 4, 7, 15, 0x280, 0x2912, 0xb94e, EN_CAB},
-#endif
-#ifdef CONFIG_BAND_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},
- {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},
- {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD},
-#endif
-};
-
-static const struct dib0090_tuning dib0090_tuning_table[] = {
-
-#ifdef CONFIG_BAND_CBAND
- {170000, 4, 1, 15, 0x280, 0x2912, 0xb94e, EN_CAB},
-#endif
-#ifdef CONFIG_BAND_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
- {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},
- {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},
- {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD},
-#endif
-};
-
-static const struct dib0090_tuning dib0090_p1g_tuning_table[] = {
-#ifdef CONFIG_BAND_CBAND
- {170000, 4, 1, 0x820f, 0x300, 0x2d22, 0x82cb, EN_CAB},
-#endif
-#ifdef CONFIG_BAND_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},
- {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},
- {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},
- {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},
- {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},
- {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},
- {680000, 0, 4, 4, 4},
- {860000, 1, 4, 4, 4},
-#endif
-#ifdef CONFIG_BAND_LBAND
- {1800000, 1, 2, 2, 4},
-#endif
-#ifdef CONFIG_BAND_SBAND
- {2900000, 0, 1, 1, 6},
-#endif
-};
-
-static const struct dib0090_tuning dib0090_p1g_tuning_table_fm_vhf_on_cband[] = {
-#ifdef CONFIG_BAND_CBAND
- {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},
- {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},
- {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},
- {2900000, 1, 7, 20, 0x280, 0x2deb, 0x8347, EN_SBD},
-#endif
-};
-
-static const struct dib0090_tuning dib0090_tuning_table_cband_7090[] = {
-#ifdef CONFIG_BAND_CBAND
- {300000, 4, 3, 0x018F, 0x2c0, 0x2d22, 0xb9ce, EN_CAB},
- {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
-};
-
-static const struct dib0090_tuning dib0090_tuning_table_cband_7090e_sensitivity[] = {
-#ifdef CONFIG_BAND_CBAND
- { 300000, 0 , 3, 0x8105, 0x2c0, 0x2d12, 0xb84e, EN_CAB },
- { 380000, 0 , 10, 0x810F, 0x2c0, 0x2d12, 0xb84e, EN_CAB },
- { 600000, 0 , 10, 0x815E, 0x280, 0x2d12, 0xb84e, EN_CAB },
- { 660000, 0 , 5, 0x85E3, 0x280, 0x2d12, 0xb84e, EN_CAB },
- { 720000, 0 , 5, 0x852E, 0x280, 0x2d12, 0xb84e, EN_CAB },
- { 860000, 0 , 4, 0x85E5, 0x280, 0x2d12, 0xb84e, EN_CAB },
-#endif
-};
-
-int dib0090_update_tuning_table_7090(struct dvb_frontend *fe,
- u8 cfg_sensitivity)
-{
- struct dib0090_state *state = fe->tuner_priv;
- const struct dib0090_tuning *tune =
- dib0090_tuning_table_cband_7090e_sensitivity;
- const struct dib0090_tuning dib0090_tuning_table_cband_7090e_aci[] = {
- { 300000, 0 , 3, 0x8165, 0x2c0, 0x2d12, 0xb84e, EN_CAB },
- { 650000, 0 , 4, 0x815B, 0x280, 0x2d12, 0xb84e, EN_CAB },
- { 860000, 0 , 5, 0x84EF, 0x280, 0x2d12, 0xb84e, EN_CAB },
- };
-
- if ((!state->identity.p1g) || (!state->identity.in_soc)
- || ((state->identity.version != SOC_7090_P1G_21R1)
- && (state->identity.version != SOC_7090_P1G_11R1))) {
- dprintk("%s() function can only be used for dib7090", __func__);
- return -ENODEV;
- }
-
- if (cfg_sensitivity)
- tune = dib0090_tuning_table_cband_7090e_sensitivity;
- else
- tune = dib0090_tuning_table_cband_7090e_aci;
-
- while (state->rf_request > tune->max_freq)
- tune++;
-
- dib0090_write_reg(state, 0x09, (dib0090_read_reg(state, 0x09) & 0x8000)
- | (tune->lna_bias & 0x7fff));
- dib0090_write_reg(state, 0x0b, (dib0090_read_reg(state, 0x0b) & 0xf83f)
- | ((tune->lna_tune << 6) & 0x07c0));
- return 0;
-}
-EXPORT_SYMBOL(dib0090_update_tuning_table_7090);
-
-static int dib0090_captrim_search(struct dib0090_state *state, enum frontend_tune_state *tune_state)
-{
- int ret = 0;
- u16 lo4 = 0xe900;
-
- s16 adc_target;
- u16 adc;
- s8 step_sign;
- u8 force_soft_search = 0;
-
- if (state->identity.version == SOC_8090_P1G_11R1 || state->identity.version == SOC_8090_P1G_21R1)
- force_soft_search = 1;
-
- if (*tune_state == CT_TUNER_START) {
- dprintk("Start Captrim search : %s", (force_soft_search == 1) ? "FORCE SOFT SEARCH" : "AUTO");
- dib0090_write_reg(state, 0x10, 0x2B1);
- dib0090_write_reg(state, 0x1e, 0x0032);
-
- if (!state->tuner_is_tuned) {
- /* prepare a complete captrim */
- if (!state->identity.p1g || force_soft_search)
- state->step = state->captrim = state->fcaptrim = 64;
-
- state->current_rf = state->rf_request;
- } else { /* we are already tuned to this frequency - the configuration is correct */
- if (!state->identity.p1g || force_soft_search) {
- /* do a minimal captrim even if the frequency has not changed */
- state->step = 4;
- state->captrim = state->fcaptrim = dib0090_read_reg(state, 0x18) & 0x7f;
- }
- }
- 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) {
- u8 ratio = 31;
-
- dib0090_write_reg(state, 0x40, (3 << 7) | (ratio << 2) | (1 << 1) | 1);
- dib0090_read_reg(state, 0x40);
- ret = 50;
- } else {
- state->step /= 2;
- dib0090_write_reg(state, 0x18, lo4 | state->captrim);
-
- if (state->identity.in_soc)
- ret = 25;
- }
- *tune_state = CT_TUNER_STEP_1;
-
- } else if (*tune_state == CT_TUNER_STEP_1) {
- if (state->identity.p1g && !force_soft_search) {
- dib0090_write_reg(state, 0x40, 0x18c | (0 << 1) | 0);
- dib0090_read_reg(state, 0x40);
-
- state->fcaptrim = dib0090_read_reg(state, 0x18) & 0x7F;
- dprintk("***Final Captrim= 0x%x", state->fcaptrim);
- *tune_state = CT_TUNER_STEP_3;
-
- } else {
- /* MERGE for all krosus before P1G */
- adc = dib0090_get_slow_adc_val(state);
- dprintk("CAPTRIM=%d; ADC = %d (ADC) & %dmV", (u32) state->captrim, (u32) adc, (u32) (adc) * (u32) 1800 / (u32) 1024);
-
- if (state->rest == 0 || state->identity.in_soc) { /* Just for 8090P SOCS where auto captrim HW bug : TO CHECK IN ACI for SOCS !!! if 400 for 8090p SOC => tune issue !!! */
- adc_target = 200;
- } else
- adc_target = 400;
-
- if (adc >= adc_target) {
- adc -= adc_target;
- step_sign = -1;
- } else {
- adc = adc_target - adc;
- step_sign = 1;
- }
-
- if (adc < state->adc_diff) {
- 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;
- }
-
- state->captrim += step_sign * state->step;
- if (state->step >= 1)
- *tune_state = CT_TUNER_STEP_0;
- else
- *tune_state = CT_TUNER_STEP_2;
-
- ret = 25;
- }
- } else if (*tune_state == CT_TUNER_STEP_2) { /* this step is only used by krosus < P1G */
- /*write the final cptrim config */
- dib0090_write_reg(state, 0x18, lo4 | state->fcaptrim);
-
- *tune_state = CT_TUNER_STEP_3;
-
- } else if (*tune_state == CT_TUNER_STEP_3) {
- state->calibrate &= ~CAPTRIM_CAL;
- *tune_state = CT_TUNER_STEP_0;
- }
-
- return ret;
-}
-
-static int dib0090_get_temperature(struct dib0090_state *state, enum frontend_tune_state *tune_state)
-{
- int ret = 15;
- s16 val;
-
- 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));
-
- state->bias = dib0090_read_reg(state, 0x13);
- 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);
- 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);
- state->temperature = ((s16) ((val - state->adc_diff) * 180) >> 8) + 55;
-
- dprintk("temperature: %d C", state->temperature - 30);
-
- *tune_state = CT_TUNER_STEP_2;
- break;
-
- case CT_TUNER_STEP_2:
- 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));
-
- break;
-
- default:
- ret = 0;
- break;
- }
- return ret;
-}
-
-#define WBD 0x781 /* 1 1 1 1 0000 0 0 1 */
-static int dib0090_tune(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- const struct dib0090_tuning *tune = state->current_tune_table_index;
- const struct dib0090_pll *pll = state->current_pll_table_index;
- enum frontend_tune_state *tune_state = &state->tune_state;
-
- u16 lo5, lo6, Den, tmp;
- u32 FBDiv, Rest, FREF, VCOF_kHz = 0;
- int ret = 10; /* 1ms is the default delay most of the time */
- u8 c, i;
-
- /************************* VCO ***************************/
- /* Default values for FG */
- /* from these are needed : */
- /* Cp,HFdiv,VCOband,SD,Num,Den,FB and REFDiv */
-
- /* in any case we first need to do a calibration if needed */
- if (*tune_state == CT_TUNER_START) {
- /* 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));
- }
-
- if (state->calibrate & DC_CAL)
- return dib0090_dc_offset_calibration(state, tune_state);
- else if (state->calibrate & WBD_CAL) {
- 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);
- else if (state->calibrate & CAPTRIM_CAL)
- return dib0090_captrim_search(state, tune_state);
-
- if (*tune_state == CT_TUNER_START) {
- /* if soc and AGC pwm control, disengage mux to be able to R/W access to 0x01 register to set the right filter (cutoff_freq_select) during the tune sequence, otherwise, SOC SERPAR error when accessing to 0x01 */
- 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));
- }
-
- state->current_band = (u8) BAND_OF_FREQUENCY(state->fe->dtv_property_cache.frequency / 1000);
- state->rf_request =
- state->fe->dtv_property_cache.frequency / 1000 + (state->current_band ==
- BAND_UHF ? state->config->freq_offset_khz_uhf : state->config->
- freq_offset_khz_vhf);
-
- /* in ISDB-T 1seg we shift tuning frequency */
- if ((state->fe->dtv_property_cache.delivery_system == SYS_ISDBT && state->fe->dtv_property_cache.isdbt_sb_mode == 1
- && state->fe->dtv_property_cache.isdbt_partial_reception == 0)) {
- const struct dib0090_low_if_offset_table *LUT_offset = state->config->low_if;
- u8 found_offset = 0;
- u32 margin_khz = 100;
-
- if (LUT_offset != NULL) {
- while (LUT_offset->RF_freq != 0xffff) {
- if (((state->rf_request > (LUT_offset->RF_freq - margin_khz))
- && (state->rf_request < (LUT_offset->RF_freq + margin_khz)))
- && LUT_offset->std == state->fe->dtv_property_cache.delivery_system) {
- state->rf_request += LUT_offset->offset_khz;
- found_offset = 1;
- break;
- }
- LUT_offset++;
- }
- }
-
- if (found_offset == 0)
- state->rf_request += 400;
- }
- if (state->current_rf != state->rf_request || (state->current_standard != state->fe->dtv_property_cache.delivery_system)) {
- state->tuner_is_tuned = 0;
- state->current_rf = 0;
- state->current_standard = 0;
-
- tune = dib0090_tuning_table;
- if (state->identity.p1g)
- tune = dib0090_p1g_tuning_table;
-
- tmp = (state->identity.version >> 5) & 0x7;
-
- if (state->identity.in_soc) {
- if (state->config->force_cband_input) { /* Use the CBAND input for all band */
- if (state->current_band & BAND_CBAND || state->current_band & BAND_FM || state->current_band & BAND_VHF
- || state->current_band & BAND_UHF) {
- state->current_band = BAND_CBAND;
- if (state->config->is_dib7090e)
- tune = dib0090_tuning_table_cband_7090e_sensitivity;
- else
- tune = dib0090_tuning_table_cband_7090;
- }
- } else { /* Use the CBAND input for all band under UHF */
- if (state->current_band & BAND_CBAND || state->current_band & BAND_FM || state->current_band & BAND_VHF) {
- state->current_band = BAND_CBAND;
- if (state->config->is_dib7090e)
- tune = dib0090_tuning_table_cband_7090e_sensitivity;
- else
- tune = dib0090_tuning_table_cband_7090;
- }
- }
- } else
- if (tmp == 0x4 || tmp == 0x7) {
- /* CBAND tuner version for VHF */
- if (state->current_band == BAND_FM || state->current_band == BAND_CBAND || state->current_band == BAND_VHF) {
- state->current_band = BAND_CBAND; /* Force CBAND */
-
- tune = dib0090_tuning_table_fm_vhf_on_cband;
- if (state->identity.p1g)
- tune = dib0090_p1g_tuning_table_fm_vhf_on_cband;
- }
- }
-
- pll = dib0090_pll_table;
- if (state->identity.p1g)
- pll = dib0090_p1g_pll_table;
-
- /* Look for the interval */
- while (state->rf_request > tune->max_freq)
- tune++;
- while (state->rf_request > pll->max_freq)
- pll++;
-
- state->current_tune_table_index = tune;
- state->current_pll_table_index = pll;
-
- dib0090_write_reg(state, 0x0b, 0xb800 | (tune->switch_trim));
-
- VCOF_kHz = (pll->hfdiv * state->rf_request) * 2;
-
- FREF = state->config->io.clock_khz;
- if (state->config->fref_clock_ratio != 0)
- FREF /= state->config->fref_clock_ratio;
-
- FBDiv = (VCOF_kHz / pll->topresc / FREF);
- Rest = (VCOF_kHz / pll->topresc) - FBDiv * FREF;
-
- if (Rest < LPF)
- Rest = 0;
- else if (Rest < 2 * LPF)
- Rest = 2 * LPF;
- else if (Rest > (FREF - LPF)) {
- Rest = 0;
- FBDiv += 1;
- } else if (Rest > (FREF - 2 * LPF))
- Rest = FREF - 2 * LPF;
- Rest = (Rest * 6528) / (FREF / 10);
- state->rest = Rest;
-
- /* external loop filter, otherwise:
- * lo5 = (0 << 15) | (0 << 12) | (0 << 11) | (3 << 9) | (4 << 6) | (3 << 4) | 4;
- * lo6 = 0x0e34 */
-
- if (Rest == 0) {
- if (pll->vco_band)
- lo5 = 0x049f;
- else
- lo5 = 0x041f;
- } else {
- if (pll->vco_band)
- lo5 = 0x049e;
- else if (state->config->analog_output)
- lo5 = 0x041d;
- else
- lo5 = 0x041c;
- }
-
- if (state->identity.p1g) { /* Bias is done automatically in P1G */
- if (state->identity.in_soc) {
- if (state->identity.version == SOC_8090_P1G_11R1)
- lo5 = 0x46f;
- else
- lo5 = 0x42f;
- } else
- 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 */
-
- if (!state->config->io.pll_int_loop_filt) {
- if (state->identity.in_soc)
- lo6 = 0xff98;
- else if (state->identity.p1g || (Rest == 0))
- lo6 = 0xfff8;
- else
- lo6 = 0xff28;
- } else
- lo6 = (state->config->io.pll_int_loop_filt << 3);
-
- Den = 1;
-
- if (Rest > 0) {
- if (state->config->analog_output)
- lo6 |= (1 << 2) | 2;
- else {
- if (state->identity.in_soc)
- lo6 |= (1 << 2) | 2;
- else
- lo6 |= (1 << 2) | 2;
- }
- Den = 255;
- }
- dib0090_write_reg(state, 0x15, (u16) FBDiv);
- 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);
- dib0090_write_reg(state, 0x17, (u16) Rest);
- dib0090_write_reg(state, 0x19, lo5);
- dib0090_write_reg(state, 0x1c, lo6);
-
- lo6 = tune->tuner_enable;
- if (state->config->analog_output)
- lo6 = (lo6 & 0xff9f) | 0x2;
-
- dib0090_write_reg(state, 0x24, lo6 | EN_LO | state->config->use_pwm_agc * EN_CRYSTAL);
-
- }
-
- state->current_rf = state->rf_request;
- state->current_standard = state->fe->dtv_property_cache.delivery_system;
-
- ret = 20;
- state->calibrate = CAPTRIM_CAL; /* captrim serach now */
- }
-
- 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;
-
- while (state->current_rf / 1000 > wbd->max_freq)
- wbd++;
-
- dib0090_write_reg(state, 0x1e, 0x07ff);
- dprintk("Final Captrim: %d", (u32) state->fcaptrim);
- dprintk("HFDIV code: %d", (u32) pll->hfdiv_code);
- dprintk("VCO = %d", (u32) pll->vco_band);
- dprintk("VCOF in kHz: %d ((%d*%d) << 1))", (u32) ((pll->hfdiv * state->rf_request) * 2), (u32) pll->hfdiv, (u32) state->rf_request);
- dprintk("REFDIV: %d, FREF: %d", (u32) 1, (u32) state->config->io.clock_khz);
- dprintk("FBDIV: %d, Rest: %d", (u32) dib0090_read_reg(state, 0x15), (u32) dib0090_read_reg(state, 0x17));
- dprintk("Num: %d, Den: %d, SD: %d", (u32) dib0090_read_reg(state, 0x17), (u32) (dib0090_read_reg(state, 0x16) >> 8),
- (u32) dib0090_read_reg(state, 0x1c) & 0x3);
-
-#define WBD 0x781 /* 1 1 1 1 0000 0 0 1 */
- c = 4;
- i = 3;
-
- if (wbd->wbd_gain != 0)
- c = wbd->wbd_gain;
-
- state->wbdmux = (c << 13) | (i << 11) | (WBD | (state->config->use_pwm_agc << 1));
- dib0090_write_reg(state, 0x10, state->wbdmux);
-
- if ((tune->tuner_enable == EN_CAB) && state->identity.p1g) {
- dprintk("P1G : The cable band is selected and lna_tune = %d", tune->lna_tune);
- dib0090_write_reg(state, 0x09, tune->lna_bias);
- dib0090_write_reg(state, 0x0b, 0xb800 | (tune->lna_tune << 6) | (tune->switch_trim));
- } else
- dib0090_write_reg(state, 0x09, (tune->lna_tune << 5) | tune->lna_bias);
-
- dib0090_write_reg(state, 0x0c, tune->v2i);
- dib0090_write_reg(state, 0x0d, tune->mix);
- dib0090_write_reg(state, 0x0e, tune->load);
- *tune_state = CT_TUNER_STEP_1;
-
- } else if (*tune_state == CT_TUNER_STEP_1) {
- /* initialize the lt gain register */
- state->rf_lt_def = 0x7c00;
-
- dib0090_set_bandwidth(state);
- state->tuner_is_tuned = 1;
-
- state->calibrate |= WBD_CAL;
- state->calibrate |= TEMP_CAL;
- *tune_state = CT_TUNER_STOP;
- } else
- ret = FE_CALLBACK_TIME_NEVER;
- return ret;
-}
-
-static int dib0090_release(struct dvb_frontend *fe)
-{
- kfree(fe->tuner_priv);
- fe->tuner_priv = NULL;
- return 0;
-}
-
-enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- return state->tune_state;
-}
-
-EXPORT_SYMBOL(dib0090_get_tune_state);
-
-int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- state->tune_state = tune_state;
- return 0;
-}
-
-EXPORT_SYMBOL(dib0090_set_tune_state);
-
-static int dib0090_get_frequency(struct dvb_frontend *fe, u32 * frequency)
-{
- struct dib0090_state *state = fe->tuner_priv;
-
- *frequency = 1000 * state->current_rf;
- return 0;
-}
-
-static int dib0090_set_params(struct dvb_frontend *fe)
-{
- struct dib0090_state *state = fe->tuner_priv;
- u32 ret;
-
- state->tune_state = CT_TUNER_START;
-
- do {
- ret = dib0090_tune(fe);
- if (ret != FE_CALLBACK_TIME_NEVER)
- msleep(ret / 10);
- else
- break;
- } while (state->tune_state != CT_TUNER_STOP);
-
- return 0;
-}
-
-static const struct dvb_tuner_ops dib0090_ops = {
- .info = {
- .name = "DiBcom DiB0090",
- .frequency_min = 45000000,
- .frequency_max = 860000000,
- .frequency_step = 1000,
- },
- .release = dib0090_release,
-
- .init = dib0090_wakeup,
- .sleep = dib0090_sleep,
- .set_params = dib0090_set_params,
- .get_frequency = dib0090_get_frequency,
-};
-
-static const struct dvb_tuner_ops dib0090_fw_ops = {
- .info = {
- .name = "DiBcom DiB0090",
- .frequency_min = 45000000,
- .frequency_max = 860000000,
- .frequency_step = 1000,
- },
- .release = dib0090_release,
-
- .init = NULL,
- .sleep = NULL,
- .set_params = NULL,
- .get_frequency = NULL,
-};
-
-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},
- {2900, 0, 250, 0, 100, 6},
- {0xFFFF, 0, 0, 0, 0, 0},
-};
-
-struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config)
-{
- struct dib0090_state *st = kzalloc(sizeof(struct dib0090_state), GFP_KERNEL);
- if (st == NULL)
- return NULL;
-
- st->config = config;
- st->i2c = i2c;
- st->fe = fe;
- mutex_init(&st->i2c_buffer_lock);
- fe->tuner_priv = st;
-
- if (config->wbd == NULL)
- st->current_wbd_table = dib0090_wbd_table_default;
- else
- st->current_wbd_table = config->wbd;
-
- if (dib0090_reset(fe) != 0)
- goto free_mem;
-
- printk(KERN_INFO "DiB0090: successfully identified\n");
- memcpy(&fe->ops.tuner_ops, &dib0090_ops, sizeof(struct dvb_tuner_ops));
-
- return fe;
- free_mem:
- kfree(st);
- fe->tuner_priv = NULL;
- return NULL;
-}
-
-EXPORT_SYMBOL(dib0090_register);
-
-struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config)
-{
- struct dib0090_fw_state *st = kzalloc(sizeof(struct dib0090_fw_state), GFP_KERNEL);
- if (st == NULL)
- return NULL;
-
- st->config = config;
- st->i2c = i2c;
- st->fe = fe;
- mutex_init(&st->i2c_buffer_lock);
- fe->tuner_priv = st;
-
- if (dib0090_fw_reset_digital(fe, st->config) != 0)
- goto free_mem;
-
- dprintk("DiB0090 FW: successfully identified");
- memcpy(&fe->ops.tuner_ops, &dib0090_fw_ops, sizeof(struct dvb_tuner_ops));
-
- return fe;
-free_mem:
- kfree(st);
- fe->tuner_priv = NULL;
- return NULL;
-}
-EXPORT_SYMBOL(dib0090_fw_register);
-
-MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
-MODULE_AUTHOR("Olivier Grenie <olivier.grenie@dibcom.fr>");
-MODULE_DESCRIPTION("Driver for the DiBcom 0090 base-band RF Tuner");
-MODULE_LICENSE("GPL");