aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb-frontends/stb0899_priv.h
blob: 82395b9128155a8fce91f1bc48cb6ee8c92d4cd0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
/*
	STB0899 Multistandard Frontend driver
	Copyright (C) Manu Abraham (abraham.manu@gmail.com)

	Copyright (C) ST Microelectronics

	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.
*/

#ifndef __STB0899_PRIV_H
#define __STB0899_PRIV_H

#include "dvb_frontend.h"
#include "stb0899_drv.h"

#define FE_ERROR				0
#define FE_NOTICE				1
#define FE_INFO					2
#define FE_DEBUG				3
#define FE_DEBUGREG				4

#define dprintk(x, y, z, format, arg...) do {						\
	if (z) {									\
		if	((*x > FE_ERROR) && (*x > y))					\
			printk(KERN_ERR "%s: " format "\n", __func__ , ##arg);		\
		else if	((*x > FE_NOTICE) && (*x > y))					\
			printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg);	\
		else if ((*x > FE_INFO) && (*x > y))					\
			printk(KERN_INFO "%s: " format "\n", __func__ , ##arg);		\
		else if ((*x > FE_DEBUG) && (*x > y))					\
			printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg);	\
	} else {									\
		if (*x > y)								\
			printk(format, ##arg);						\
	}										\
} while(0)

#define INRANGE(val, x, y)			(((x <= val) && (val <= y)) ||		\
						 ((y <= val) && (val <= x)) ? 1 : 0)

#define BYTE0					0
#define BYTE1					8
#define BYTE2					16
#define BYTE3					24

#define GETBYTE(x, y)				(((x) >> (y)) & 0xff)
#define MAKEWORD32(a, b, c, d)			(((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
#define MAKEWORD16(a, b)			(((a) << 8) | (b))

#define LSB(x)					((x & 0xff))
#define MSB(y)					((y >> 8) & 0xff)


#define STB0899_GETFIELD(bitf, val)		((val >> STB0899_OFFST_##bitf) & ((1 << STB0899_WIDTH_##bitf) - 1))


#define STB0899_SETFIELD(mask, val, width, offset)      (mask & (~(((1 << width) - 1) <<	\
							 offset))) | ((val &			\
							 ((1 << width) - 1)) << offset)

#define STB0899_SETFIELD_VAL(bitf, mask, val)	(mask = (mask & (~(((1 << STB0899_WIDTH_##bitf) - 1) <<\
							 STB0899_OFFST_##bitf))) | \
							 (val << STB0899_OFFST_##bitf))


enum stb0899_status {
	NOAGC1	= 0,
	AGC1OK,
	NOTIMING,
	ANALOGCARRIER,
	TIMINGOK,
	NOAGC2,
	AGC2OK,
	NOCARRIER,
	CARRIEROK,
	NODATA,
	FALSELOCK,
	DATAOK,
	OUTOFRANGE,
	RANGEOK,
	DVBS2_DEMOD_LOCK,
	DVBS2_DEMOD_NOLOCK,
	DVBS2_FEC_LOCK,
	DVBS2_FEC_NOLOCK
};

enum stb0899_modcod {
	STB0899_DUMMY_PLF,
	STB0899_QPSK_14,
	STB0899_QPSK_13,
	STB0899_QPSK_25,
	STB0899_QPSK_12,
	STB0899_QPSK_35,
	STB0899_QPSK_23,
	STB0899_QPSK_34,
	STB0899_QPSK_45,
	STB0899_QPSK_56,
	STB0899_QPSK_89,
	STB0899_QPSK_910,
	STB0899_8PSK_35,
	STB0899_8PSK_23,
	STB0899_8PSK_34,
	STB0899_8PSK_56,
	STB0899_8PSK_89,
	STB0899_8PSK_910,
	STB0899_16APSK_23,
	STB0899_16APSK_34,
	STB0899_16APSK_45,
	STB0899_16APSK_56,
	STB0899_16APSK_89,
	STB0899_16APSK_910,
	STB0899_32APSK_34,
	STB0899_32APSK_45,
	STB0899_32APSK_56,
	STB0899_32APSK_89,
	STB0899_32APSK_910
};

enum stb0899_frame {
	STB0899_LONG_FRAME,
	STB0899_SHORT_FRAME
};

enum stb0899_alpha {
	RRC_20,
	RRC_25,
	RRC_35
};

struct stb0899_tab {
	s32 real;
	s32 read;
};

enum stb0899_fec {
	STB0899_FEC_1_2			= 13,
	STB0899_FEC_2_3			= 18,
	STB0899_FEC_3_4			= 21,
	STB0899_FEC_5_6			= 24,
	STB0899_FEC_6_7			= 25,
	STB0899_FEC_7_8			= 26
};

struct stb0899_params {
	u32	freq;					/* Frequency	*/
	u32	srate;					/* Symbol rate	*/
	enum fe_code_rate fecrate;
};

struct stb0899_internal {
	u32			master_clk;
	u32			freq;			/* Demod internal Frequency		*/
	u32			srate;			/* Demod internal Symbol rate		*/
	enum stb0899_fec	fecrate;		/* Demod internal FEC rate		*/
	s32			srch_range;		/* Demod internal Search Range		*/
	s32			sub_range;		/* Demod current sub range (Hz)		*/
	s32			tuner_step;		/* Tuner step (Hz)			*/
	s32			tuner_offst;		/* Relative offset to carrier (Hz)	*/
	u32			tuner_bw;		/* Current bandwidth of the tuner (Hz)	*/

	s32			mclk;			/* Masterclock Divider factor (binary)	*/
	s32			rolloff;		/* Current RollOff of the filter (x100)	*/

	s16			derot_freq;		/* Current derotator frequency (Hz)	*/
	s16			derot_percent;

	s16			direction;		/* Current derotator search direction	*/
	s16			derot_step;		/* Derotator step (binary value)	*/
	s16			t_derot;		/* Derotator time constant (ms)		*/
	s16			t_data;			/* Data recovery time constant (ms)	*/
	s16			sub_dir;		/* Direction of the next sub range	*/

	s16			t_agc1;			/* Agc1 time constant (ms)		*/
	s16			t_agc2;			/* Agc2 time constant (ms)		*/

	u32			lock;			/* Demod internal lock state		*/
	enum stb0899_status	status;			/* Demod internal status		*/

	/* DVB-S2 */
	s32			agc_gain;		/* RF AGC Gain				*/
	s32			center_freq;		/* Nominal carrier frequency		*/
	s32			av_frame_coarse;	/* Coarse carrier freq search frames	*/
	s32			av_frame_fine;		/* Fine carrier freq search frames	*/

	s16			step_size;		/* Carrier frequency search step size	*/

	enum stb0899_alpha	rrc_alpha;
	enum stb0899_inversion	inversion;
	enum stb0899_modcod	modcod;
	u8			pilots;			/* Pilots found				*/

	enum stb0899_frame	frame_length;
	u8			v_status;		/* VSTATUS				*/
	u8			err_ctrl;		/* ERRCTRLn				*/
};

struct stb0899_state {
	struct i2c_adapter		*i2c;
	struct stb0899_config		*config;
	struct dvb_frontend		frontend;

	u32				*verbose;	/* Cached module verbosity level	*/

	struct stb0899_internal		internal;	/* Device internal parameters		*/

	/*	cached params from API	*/
	enum fe_delivery_system		delsys;
	struct stb0899_params		params;

	u32				rx_freq;	/* DiSEqC 2.0 receiver freq		*/
	struct mutex			search_lock;
};
/* stb0899.c		*/
extern int stb0899_read_reg(struct stb0899_state *state,
			    unsigned int reg);

extern u32 _stb0899_read_s2reg(struct stb0899_state *state,
			       u32 stb0899_i2cdev,
			       u32 stb0899_base_addr,
			       u16 stb0899_reg_offset);

extern int stb0899_read_regs(struct stb0899_state *state,
			     unsigned int reg, u8 *buf,
			     u32 count);

extern int stb0899_write_regs(struct stb0899_state *state,
			      unsigned int reg, u8 *data,
			      u32 count);

extern int stb0899_write_reg(struct stb0899_state *state,
			     unsigned int reg,
			     u8 data);

extern int stb0899_write_s2reg(struct stb0899_state *state,
			       u32 stb0899_i2cdev,
			       u32 stb0899_base_addr,
			       u16 stb0899_reg_offset,
			       u32 stb0899_data);

extern int stb0899_i2c_gate_ctrl(struct dvb_frontend *fe, int enable);


#define STB0899_READ_S2REG(DEVICE, REG) 	(_stb0899_read_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG))
//#define STB0899_WRITE_S2REG(DEVICE, REG, DATA)	(_stb0899_write_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG, DATA))

/* stb0899_algo.c	*/
extern enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state);
extern enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state);
extern long stb0899_carr_width(struct stb0899_state *state);

#endif //__STB0899_PRIV_H