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tda18271-priv.h
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1 /*
2  tda18271-priv.h - private header for the NXP TDA18271 silicon tuner
3 
4  Copyright (C) 2007, 2008 Michael Krufky <[email protected]>
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 <linux/mutex.h>
27 #include "tuner-i2c.h"
28 #include "tda18271.h"
29 
30 #define R_ID 0x00 /* ID byte */
31 #define R_TM 0x01 /* Thermo byte */
32 #define R_PL 0x02 /* Power level byte */
33 #define R_EP1 0x03 /* Easy Prog byte 1 */
34 #define R_EP2 0x04 /* Easy Prog byte 2 */
35 #define R_EP3 0x05 /* Easy Prog byte 3 */
36 #define R_EP4 0x06 /* Easy Prog byte 4 */
37 #define R_EP5 0x07 /* Easy Prog byte 5 */
38 #define R_CPD 0x08 /* Cal Post-Divider byte */
39 #define R_CD1 0x09 /* Cal Divider byte 1 */
40 #define R_CD2 0x0a /* Cal Divider byte 2 */
41 #define R_CD3 0x0b /* Cal Divider byte 3 */
42 #define R_MPD 0x0c /* Main Post-Divider byte */
43 #define R_MD1 0x0d /* Main Divider byte 1 */
44 #define R_MD2 0x0e /* Main Divider byte 2 */
45 #define R_MD3 0x0f /* Main Divider byte 3 */
46 #define R_EB1 0x10 /* Extended byte 1 */
47 #define R_EB2 0x11 /* Extended byte 2 */
48 #define R_EB3 0x12 /* Extended byte 3 */
49 #define R_EB4 0x13 /* Extended byte 4 */
50 #define R_EB5 0x14 /* Extended byte 5 */
51 #define R_EB6 0x15 /* Extended byte 6 */
52 #define R_EB7 0x16 /* Extended byte 7 */
53 #define R_EB8 0x17 /* Extended byte 8 */
54 #define R_EB9 0x18 /* Extended byte 9 */
55 #define R_EB10 0x19 /* Extended byte 10 */
56 #define R_EB11 0x1a /* Extended byte 11 */
57 #define R_EB12 0x1b /* Extended byte 12 */
58 #define R_EB13 0x1c /* Extended byte 13 */
59 #define R_EB14 0x1d /* Extended byte 14 */
60 #define R_EB15 0x1e /* Extended byte 15 */
61 #define R_EB16 0x1f /* Extended byte 16 */
62 #define R_EB17 0x20 /* Extended byte 17 */
63 #define R_EB18 0x21 /* Extended byte 18 */
64 #define R_EB19 0x22 /* Extended byte 19 */
65 #define R_EB20 0x23 /* Extended byte 20 */
66 #define R_EB21 0x24 /* Extended byte 21 */
67 #define R_EB22 0x25 /* Extended byte 22 */
68 #define R_EB23 0x26 /* Extended byte 23 */
69 
70 #define TDA18271_NUM_REGS 39
71 
72 /*---------------------------------------------------------------------*/
73 
74 struct tda18271_rf_tracking_filter_cal {
75  u32 rfmax;
76  u8 rfband;
77  u32 rf1_def;
78  u32 rf2_def;
79  u32 rf3_def;
80  u32 rf1;
81  u32 rf2;
82  u32 rf3;
83  s32 rf_a1;
84  s32 rf_b1;
85  s32 rf_a2;
86  s32 rf_b2;
87 };
88 
89 enum tda18271_pll {
90  TDA18271_MAIN_PLL,
91  TDA18271_CAL_PLL,
92 };
93 
94 struct tda18271_map_layout;
95 
96 enum tda18271_ver {
97  TDA18271HDC1,
98  TDA18271HDC2,
99 };
100 
101 struct tda18271_priv {
102  unsigned char tda18271_regs[TDA18271_NUM_REGS];
103 
104  struct list_head hybrid_tuner_instance_list;
105  struct tuner_i2c_props i2c_props;
106 
107  enum tda18271_mode mode;
108  enum tda18271_role role;
109  enum tda18271_i2c_gate gate;
110  enum tda18271_ver id;
111  enum tda18271_output_options output_opt;
112  enum tda18271_small_i2c small_i2c;
113 
114  unsigned int config; /* interface to saa713x / tda829x */
115  unsigned int cal_initialized:1;
116 
117  u8 tm_rfcal;
118 
119  struct tda18271_map_layout *maps;
120  struct tda18271_std_map std;
121  struct tda18271_rf_tracking_filter_cal rf_cal_state[8];
122 
123  struct mutex lock;
124 
125  u16 if_freq;
126 
127  u32 frequency;
128  u32 bandwidth;
129 };
130 
131 /*---------------------------------------------------------------------*/
132 
133 extern int tda18271_debug;
134 
135 #define DBG_INFO 1
136 #define DBG_MAP 2
137 #define DBG_REG 4
138 #define DBG_ADV 8
139 #define DBG_CAL 16
140 
141 __attribute__((format(printf, 4, 5)))
142 int _tda_printk(struct tda18271_priv *state, const char *level,
143  const char *func, const char *fmt, ...);
144 
145 #define tda_printk(st, lvl, fmt, arg...) \
146  _tda_printk(st, lvl, __func__, fmt, ##arg)
147 
148 #define tda_dprintk(st, lvl, fmt, arg...) \
149 do { \
150  if (tda18271_debug & lvl) \
151  tda_printk(st, KERN_DEBUG, fmt, ##arg); \
152 } while (0)
153 
154 #define tda_info(fmt, arg...) pr_info(fmt, ##arg)
155 #define tda_warn(fmt, arg...) tda_printk(priv, KERN_WARNING, fmt, ##arg)
156 #define tda_err(fmt, arg...) tda_printk(priv, KERN_ERR, fmt, ##arg)
157 #define tda_dbg(fmt, arg...) tda_dprintk(priv, DBG_INFO, fmt, ##arg)
158 #define tda_map(fmt, arg...) tda_dprintk(priv, DBG_MAP, fmt, ##arg)
159 #define tda_reg(fmt, arg...) tda_dprintk(priv, DBG_REG, fmt, ##arg)
160 #define tda_cal(fmt, arg...) tda_dprintk(priv, DBG_CAL, fmt, ##arg)
161 
162 #define tda_fail(ret) \
163 ({ \
164  int __ret; \
165  __ret = (ret < 0); \
166  if (__ret) \
167  tda_printk(priv, KERN_ERR, \
168  "error %d on line %d\n", ret, __LINE__); \
169  __ret; \
170 })
171 
172 /*---------------------------------------------------------------------*/
173 
174 enum tda18271_map_type {
175  /* tda18271_pll_map */
176  MAIN_PLL,
177  CAL_PLL,
178  /* tda18271_map */
179  RF_CAL,
180  RF_CAL_KMCO,
181  RF_CAL_DC_OVER_DT,
182  BP_FILTER,
183  RF_BAND,
184  GAIN_TAPER,
185  IR_MEASURE,
186 };
187 
188 extern int tda18271_lookup_pll_map(struct dvb_frontend *fe,
189  enum tda18271_map_type map_type,
190  u32 *freq, u8 *post_div, u8 *div);
191 extern int tda18271_lookup_map(struct dvb_frontend *fe,
192  enum tda18271_map_type map_type,
193  u32 *freq, u8 *val);
194 
195 extern int tda18271_lookup_thermometer(struct dvb_frontend *fe);
196 
197 extern int tda18271_lookup_rf_band(struct dvb_frontend *fe,
198  u32 *freq, u8 *rf_band);
199 
200 extern int tda18271_lookup_cid_target(struct dvb_frontend *fe,
201  u32 *freq, u8 *cid_target,
202  u16 *count_limit);
203 
204 extern int tda18271_assign_map_layout(struct dvb_frontend *fe);
205 
206 /*---------------------------------------------------------------------*/
207 
208 extern int tda18271_read_regs(struct dvb_frontend *fe);
209 extern int tda18271_read_extended(struct dvb_frontend *fe);
210 extern int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len);
211 extern int tda18271_init_regs(struct dvb_frontend *fe);
212 
213 extern int tda18271_charge_pump_source(struct dvb_frontend *fe,
214  enum tda18271_pll pll, int force);
215 extern int tda18271_set_standby_mode(struct dvb_frontend *fe,
216  int sm, int sm_lt, int sm_xt);
217 
218 extern int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq);
219 extern int tda18271_calc_cal_pll(struct dvb_frontend *fe, u32 freq);
220 
221 extern int tda18271_calc_bp_filter(struct dvb_frontend *fe, u32 *freq);
222 extern int tda18271_calc_km(struct dvb_frontend *fe, u32 *freq);
223 extern int tda18271_calc_rf_band(struct dvb_frontend *fe, u32 *freq);
224 extern int tda18271_calc_gain_taper(struct dvb_frontend *fe, u32 *freq);
225 extern int tda18271_calc_ir_measure(struct dvb_frontend *fe, u32 *freq);
226 extern int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq);
227 
228 #endif /* __TDA18271_PRIV_H__ */
229 
230 /*
231  * Overrides for Emacs so that we follow Linus's tabbing style.
232  * ---------------------------------------------------------------------------
233  * Local variables:
234  * c-basic-offset: 8
235  * End:
236  */
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