drivers/media/dvb/frontends/tda18271-priv.h

   1 /*
   2     tda18271-priv.h - private header for the NXP TDA18271 silicon tuner
   3
   4     Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #ifndef __TDA18271_PRIV_H__
  22 #define __TDA18271_PRIV_H__
  23
  24 #include <linux/kernel.h>
  25 #include <linux/types.h>
  26 #include "tda18271.h"
  27
  28 #define R_ID     0x00   /* ID byte                */
  29 #define R_TM     0x01   /* Thermo byte            */
  30 #define R_PL     0x02   /* Power level byte       */
  31 #define R_EP1    0x03   /* Easy Prog byte 1       */
  32 #define R_EP2    0x04   /* Easy Prog byte 2       */
  33 #define R_EP3    0x05   /* Easy Prog byte 3       */
  34 #define R_EP4    0x06   /* Easy Prog byte 4       */
  35 #define R_EP5    0x07   /* Easy Prog byte 5       */
  36 #define R_CPD    0x08   /* Cal Post-Divider byte  */
  37 #define R_CD1    0x09   /* Cal Divider byte 1     */
  38 #define R_CD2    0x0a   /* Cal Divider byte 2     */
  39 #define R_CD3    0x0b   /* Cal Divider byte 3     */
  40 #define R_MPD    0x0c   /* Main Post-Divider byte */
  41 #define R_MD1    0x0d   /* Main Divider byte 1    */
  42 #define R_MD2    0x0e   /* Main Divider byte 2    */
  43 #define R_MD3    0x0f   /* Main Divider byte 3    */
  44 #define R_EB1    0x10   /* Extended byte 1        */
  45 #define R_EB2    0x11   /* Extended byte 2        */
  46 #define R_EB3    0x12   /* Extended byte 3        */
  47 #define R_EB4    0x13   /* Extended byte 4        */
  48 #define R_EB5    0x14   /* Extended byte 5        */
  49 #define R_EB6    0x15   /* Extended byte 6        */
  50 #define R_EB7    0x16   /* Extended byte 7        */
  51 #define R_EB8    0x17   /* Extended byte 8        */
  52 #define R_EB9    0x18   /* Extended byte 9        */
  53 #define R_EB10   0x19   /* Extended byte 10       */
  54 #define R_EB11   0x1a   /* Extended byte 11       */
  55 #define R_EB12   0x1b   /* Extended byte 12       */
  56 #define R_EB13   0x1c   /* Extended byte 13       */
  57 #define R_EB14   0x1d   /* Extended byte 14       */
  58 #define R_EB15   0x1e   /* Extended byte 15       */
  59 #define R_EB16   0x1f   /* Extended byte 16       */
  60 #define R_EB17   0x20   /* Extended byte 17       */
  61 #define R_EB18   0x21   /* Extended byte 18       */
  62 #define R_EB19   0x22   /* Extended byte 19       */
  63 #define R_EB20   0x23   /* Extended byte 20       */
  64 #define R_EB21   0x24   /* Extended byte 21       */
  65 #define R_EB22   0x25   /* Extended byte 22       */
  66 #define R_EB23   0x26   /* Extended byte 23       */
  67
  68 #define TDA18271_NUM_REGS 39
  69
  70 /*---------------------------------------------------------------------*/
  71
  72 struct tda18271_rf_tracking_filter_cal {
  73         u32 rfmax;
  74         u8  rfband;
  75         u32 rf1_def;
  76         u32 rf2_def;
  77         u32 rf3_def;
  78         u32 rf1;
  79         u32 rf2;
  80         u32 rf3;
  81         int rf_a1;
  82         int rf_b1;
  83         int rf_a2;
  84         int rf_b2;
  85 };
  86
  87 struct tda18271_std_map_item {
  88         u32 if_freq;
  89         u8 std_bits;
  90 };
  91
  92 struct tda18271_std_map {
  93         struct tda18271_std_map_item atv_b;
  94         struct tda18271_std_map_item atv_dk;
  95         struct tda18271_std_map_item atv_gh;
  96         struct tda18271_std_map_item atv_i;
  97         struct tda18271_std_map_item atv_l;
  98         struct tda18271_std_map_item atv_lc;
  99         struct tda18271_std_map_item atv_mn;
 100         struct tda18271_std_map_item atsc_6;
 101         struct tda18271_std_map_item dvbt_6;
 102         struct tda18271_std_map_item dvbt_7;
 103         struct tda18271_std_map_item dvbt_8;
 104         struct tda18271_std_map_item qam_6;
 105         struct tda18271_std_map_item qam_8;
 106 };
 107
 108 enum tda18271_mode {
 109         TDA18271_ANALOG,
 110         TDA18271_DIGITAL,
 111 };
 112
 113 struct tda18271_map_layout;
 114
 115 enum tda18271_ver {
 116         TDA18271HDC1,
 117         TDA18271HDC2,
 118 };
 119
 120 struct tda18271_priv {
 121         u8 i2c_addr;
 122         struct i2c_adapter *i2c_adap;
 123         unsigned char tda18271_regs[TDA18271_NUM_REGS];
 124
 125         enum tda18271_mode mode;
 126         enum tda18271_i2c_gate gate;
 127         enum tda18271_ver id;
 128
 129         unsigned int cal_initialized:1;
 130
 131         struct tda18271_std_map *std;
 132         struct tda18271_map_layout *maps;
 133         struct tda18271_rf_tracking_filter_cal rf_cal_state[8];
 134
 135         int (*tune) (struct dvb_frontend *fe,
 136                      u32 ifc, u32 freq, u32 bw, u8 std);
 137
 138         u32 frequency;
 139         u32 bandwidth;
 140 };
 141
 142 /*---------------------------------------------------------------------*/
 143
 144 extern int tda18271_debug;
 145
 146 #define DBG_INFO 1
 147 #define DBG_MAP  2
 148 #define DBG_REG  4
 149 #define DBG_ADV  8
 150
 151 #define tda_printk(kern, fmt, arg...) \
 152         printk(kern "%s: " fmt, __FUNCTION__, ##arg)
 153
 154 #define dprintk(kern, lvl, fmt, arg...) do {\
 155         if (tda18271_debug & lvl) \
 156                 tda_printk(kern, fmt, ##arg); } while (0)
 157
 158 #define tda_info(fmt, arg...) printk(KERN_INFO              fmt, ##arg)
 159 #define tda_warn(fmt, arg...) tda_printk(KERN_WARNING,      fmt, ##arg)
 160 #define tda_err(fmt, arg...)  tda_printk(KERN_ERR,          fmt, ##arg)
 161 #define tda_dbg(fmt, arg...)  dprintk(KERN_DEBUG, DBG_INFO, fmt, ##arg)
 162 #define tda_map(fmt, arg...)  dprintk(KERN_DEBUG, DBG_MAP,  fmt, ##arg)
 163 #define tda_reg(fmt, arg...)  dprintk(KERN_DEBUG, DBG_REG,  fmt, ##arg)
 164
 165 /*---------------------------------------------------------------------*/
 166
 167 enum tda18271_map_type {
 168         /* tda18271_pll_map */
 169         MAIN_PLL,
 170         CAL_PLL,
 171         /* tda18271_map */
 172         RF_CAL,
 173         RF_CAL_KMCO,
 174         RF_CAL_DC_OVER_DT,
 175         BP_FILTER,
 176         RF_BAND,
 177         GAIN_TAPER,
 178         IR_MEASURE,
 179 };
 180
 181 extern int tda18271_lookup_pll_map(struct dvb_frontend *fe,
 182                                    enum tda18271_map_type map_type,
 183                                    u32 *freq, u8 *post_div, u8 *div);
 184 extern int tda18271_lookup_map(struct dvb_frontend *fe,
 185                                enum tda18271_map_type map_type,
 186                                u32 *freq, u8 *val);
 187
 188 extern int tda18271_lookup_thermometer(struct dvb_frontend *fe);
 189
 190 extern int tda18271_lookup_rf_band(struct dvb_frontend *fe,
 191                                    u32 *freq, u8 *rf_band);
 192
 193 extern int tda18271_lookup_cid_target(struct dvb_frontend *fe,
 194                                       u32 *freq, u8 *cid_target,
 195                                       u16 *count_limit);
 196
 197 extern int tda18271_assign_map_layout(struct dvb_frontend *fe);
 198
 199 /*---------------------------------------------------------------------*/
 200
 201 extern int tda18271_read_regs(struct dvb_frontend *fe);
 202 extern int tda18271_read_extended(struct dvb_frontend *fe);
 203 extern int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len);
 204 extern int tda18271_init_regs(struct dvb_frontend *fe);
 205
 206 extern int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq);
 207 extern int tda18271_calc_cal_pll(struct dvb_frontend *fe, u32 freq);
 208
 209 extern int tda18271_calc_bp_filter(struct dvb_frontend *fe, u32 *freq);
 210 extern int tda18271_calc_km(struct dvb_frontend *fe, u32 *freq);
 211 extern int tda18271_calc_rf_band(struct dvb_frontend *fe, u32 *freq);
 212 extern int tda18271_calc_gain_taper(struct dvb_frontend *fe, u32 *freq);
 213 extern int tda18271_calc_ir_measure(struct dvb_frontend *fe, u32 *freq);
 214 extern int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq);
 215
 216 #endif /* __TDA18271_PRIV_H__ */
 217
 218 /*
 219  * Overrides for Emacs so that we follow Linus's tabbing style.
 220  * ---------------------------------------------------------------------------
 221  * Local variables:
 222  * c-basic-offset: 8
 223  * End:
 224  */