1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3     tda18271-priv.h - private header for the NXP TDA18271 silicon tuner
4 
5     Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>
6 
7 */
8 
9 #ifndef __TDA18271_PRIV_H__
10 #define __TDA18271_PRIV_H__
11 
12 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
13 
14 #include <linux/kernel.h>
15 #include <linux/types.h>
16 #include <linux/mutex.h>
17 #include "tuner-i2c.h"
18 #include "tda18271.h"
19 
20 #define R_ID     0x00	/* ID byte                */
21 #define R_TM     0x01	/* Thermo byte            */
22 #define R_PL     0x02	/* Power level byte       */
23 #define R_EP1    0x03	/* Easy Prog byte 1       */
24 #define R_EP2    0x04	/* Easy Prog byte 2       */
25 #define R_EP3    0x05	/* Easy Prog byte 3       */
26 #define R_EP4    0x06	/* Easy Prog byte 4       */
27 #define R_EP5    0x07	/* Easy Prog byte 5       */
28 #define R_CPD    0x08	/* Cal Post-Divider byte  */
29 #define R_CD1    0x09	/* Cal Divider byte 1     */
30 #define R_CD2    0x0a	/* Cal Divider byte 2     */
31 #define R_CD3    0x0b	/* Cal Divider byte 3     */
32 #define R_MPD    0x0c	/* Main Post-Divider byte */
33 #define R_MD1    0x0d	/* Main Divider byte 1    */
34 #define R_MD2    0x0e	/* Main Divider byte 2    */
35 #define R_MD3    0x0f	/* Main Divider byte 3    */
36 #define R_EB1    0x10	/* Extended byte 1        */
37 #define R_EB2    0x11	/* Extended byte 2        */
38 #define R_EB3    0x12	/* Extended byte 3        */
39 #define R_EB4    0x13	/* Extended byte 4        */
40 #define R_EB5    0x14	/* Extended byte 5        */
41 #define R_EB6    0x15	/* Extended byte 6        */
42 #define R_EB7    0x16	/* Extended byte 7        */
43 #define R_EB8    0x17	/* Extended byte 8        */
44 #define R_EB9    0x18	/* Extended byte 9        */
45 #define R_EB10   0x19	/* Extended byte 10       */
46 #define R_EB11   0x1a	/* Extended byte 11       */
47 #define R_EB12   0x1b	/* Extended byte 12       */
48 #define R_EB13   0x1c	/* Extended byte 13       */
49 #define R_EB14   0x1d	/* Extended byte 14       */
50 #define R_EB15   0x1e	/* Extended byte 15       */
51 #define R_EB16   0x1f	/* Extended byte 16       */
52 #define R_EB17   0x20	/* Extended byte 17       */
53 #define R_EB18   0x21	/* Extended byte 18       */
54 #define R_EB19   0x22	/* Extended byte 19       */
55 #define R_EB20   0x23	/* Extended byte 20       */
56 #define R_EB21   0x24	/* Extended byte 21       */
57 #define R_EB22   0x25	/* Extended byte 22       */
58 #define R_EB23   0x26	/* Extended byte 23       */
59 
60 #define TDA18271_NUM_REGS 39
61 
62 /*---------------------------------------------------------------------*/
63 
64 struct tda18271_rf_tracking_filter_cal {
65 	u32 rfmax;
66 	u8  rfband;
67 	u32 rf1_def;
68 	u32 rf2_def;
69 	u32 rf3_def;
70 	u32 rf1;
71 	u32 rf2;
72 	u32 rf3;
73 	s32 rf_a1;
74 	s32 rf_b1;
75 	s32 rf_a2;
76 	s32 rf_b2;
77 };
78 
79 enum tda18271_pll {
80 	TDA18271_MAIN_PLL,
81 	TDA18271_CAL_PLL,
82 };
83 
84 struct tda18271_map_layout;
85 
86 enum tda18271_ver {
87 	TDA18271HDC1,
88 	TDA18271HDC2,
89 };
90 
91 struct tda18271_priv {
92 	unsigned char tda18271_regs[TDA18271_NUM_REGS];
93 
94 	struct list_head	hybrid_tuner_instance_list;
95 	struct tuner_i2c_props	i2c_props;
96 
97 	enum tda18271_mode mode;
98 	enum tda18271_role role;
99 	enum tda18271_i2c_gate gate;
100 	enum tda18271_ver id;
101 	enum tda18271_output_options output_opt;
102 	enum tda18271_small_i2c small_i2c;
103 
104 	unsigned int config; /* interface to saa713x / tda829x */
105 	unsigned int cal_initialized:1;
106 
107 	u8 tm_rfcal;
108 
109 	struct tda18271_map_layout *maps;
110 	struct tda18271_std_map std;
111 	struct tda18271_rf_tracking_filter_cal rf_cal_state[8];
112 
113 	struct mutex lock;
114 
115 	u16 if_freq;
116 
117 	u32 frequency;
118 	u32 bandwidth;
119 };
120 
121 /*---------------------------------------------------------------------*/
122 
123 extern int tda18271_debug;
124 
125 #define DBG_INFO 1
126 #define DBG_MAP  2
127 #define DBG_REG  4
128 #define DBG_ADV  8
129 #define DBG_CAL  16
130 
131 __attribute__((format(printf, 4, 5)))
132 void _tda_printk(struct tda18271_priv *state, const char *level,
133 		 const char *func, const char *fmt, ...);
134 
135 #define tda_printk(st, lvl, fmt, arg...)			\
136 	_tda_printk(st, lvl, __func__, fmt, ##arg)
137 
138 #define tda_dprintk(st, lvl, fmt, arg...)			\
139 do {								\
140 	if (tda18271_debug & lvl)				\
141 		tda_printk(st, KERN_DEBUG, fmt, ##arg);		\
142 } while (0)
143 
144 #define tda_info(fmt, arg...)	pr_info(fmt, ##arg)
145 #define tda_warn(fmt, arg...)	tda_printk(priv, KERN_WARNING, fmt, ##arg)
146 #define tda_err(fmt, arg...)	tda_printk(priv, KERN_ERR,     fmt, ##arg)
147 #define tda_dbg(fmt, arg...)	tda_dprintk(priv, DBG_INFO,    fmt, ##arg)
148 #define tda_map(fmt, arg...)	tda_dprintk(priv, DBG_MAP,     fmt, ##arg)
149 #define tda_reg(fmt, arg...)	tda_dprintk(priv, DBG_REG,     fmt, ##arg)
150 #define tda_cal(fmt, arg...)	tda_dprintk(priv, DBG_CAL,     fmt, ##arg)
151 
152 #define tda_fail(ret)							     \
153 ({									     \
154 	int __ret;							     \
155 	__ret = (ret < 0);						     \
156 	if (__ret)							     \
157 		tda_printk(priv, KERN_ERR,				     \
158 			   "error %d on line %d\n", ret, __LINE__);	     \
159 	__ret;								     \
160 })
161 
162 /*---------------------------------------------------------------------*/
163 
164 enum tda18271_map_type {
165 	/* tda18271_pll_map */
166 	MAIN_PLL,
167 	CAL_PLL,
168 	/* tda18271_map */
169 	RF_CAL,
170 	RF_CAL_KMCO,
171 	RF_CAL_DC_OVER_DT,
172 	BP_FILTER,
173 	RF_BAND,
174 	GAIN_TAPER,
175 	IR_MEASURE,
176 };
177 
178 extern int tda18271_lookup_pll_map(struct dvb_frontend *fe,
179 				   enum tda18271_map_type map_type,
180 				   u32 *freq, u8 *post_div, u8 *div);
181 extern int tda18271_lookup_map(struct dvb_frontend *fe,
182 			       enum tda18271_map_type map_type,
183 			       u32 *freq, u8 *val);
184 
185 extern int tda18271_lookup_thermometer(struct dvb_frontend *fe);
186 
187 extern int tda18271_lookup_rf_band(struct dvb_frontend *fe,
188 				   u32 *freq, u8 *rf_band);
189 
190 extern int tda18271_lookup_cid_target(struct dvb_frontend *fe,
191 				      u32 *freq, u8 *cid_target,
192 				      u16 *count_limit);
193 
194 extern int tda18271_assign_map_layout(struct dvb_frontend *fe);
195 
196 /*---------------------------------------------------------------------*/
197 
198 extern int tda18271_read_regs(struct dvb_frontend *fe);
199 extern int tda18271_read_extended(struct dvb_frontend *fe);
200 extern int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len);
201 extern int tda18271_init_regs(struct dvb_frontend *fe);
202 
203 extern int tda18271_charge_pump_source(struct dvb_frontend *fe,
204 				       enum tda18271_pll pll, int force);
205 extern int tda18271_set_standby_mode(struct dvb_frontend *fe,
206 				     int sm, int sm_lt, int sm_xt);
207 
208 extern int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq);
209 extern int tda18271_calc_cal_pll(struct dvb_frontend *fe, u32 freq);
210 
211 extern int tda18271_calc_bp_filter(struct dvb_frontend *fe, u32 *freq);
212 extern int tda18271_calc_km(struct dvb_frontend *fe, u32 *freq);
213 extern int tda18271_calc_rf_band(struct dvb_frontend *fe, u32 *freq);
214 extern int tda18271_calc_gain_taper(struct dvb_frontend *fe, u32 *freq);
215 extern int tda18271_calc_ir_measure(struct dvb_frontend *fe, u32 *freq);
216 extern int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq);
217 
218 #endif /* __TDA18271_PRIV_H__ */
219