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8ce47dad MK |
1 | /* |
2 | * | |
3 | * (c) 2005 Hartmut Hackmann | |
4 | * (c) 2007 Michael Krufky | |
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 | #include <linux/module.h> | |
5a0e3ad6 | 22 | #include <linux/slab.h> |
8ce47dad | 23 | #include <asm/types.h> |
746d9732 MK |
24 | #include <linux/dvb/frontend.h> |
25 | #include <linux/videodev2.h> | |
8ce47dad MK |
26 | |
27 | #include "tda827x.h" | |
28 | ||
ff699e6b | 29 | static int debug; |
746d9732 MK |
30 | module_param(debug, int, 0644); |
31 | MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); | |
32 | ||
8ce47dad MK |
33 | #define dprintk(args...) \ |
34 | do { \ | |
35 | if (debug) printk(KERN_DEBUG "tda827x: " args); \ | |
36 | } while (0) | |
37 | ||
38 | struct tda827x_priv { | |
39 | int i2c_addr; | |
40 | struct i2c_adapter *i2c_adap; | |
41 | struct tda827x_config *cfg; | |
5c82f449 MK |
42 | |
43 | unsigned int sgIF; | |
44 | unsigned char lpsel; | |
45 | ||
8ce47dad MK |
46 | u32 frequency; |
47 | u32 bandwidth; | |
48 | }; | |
49 | ||
5c82f449 MK |
50 | static void tda827x_set_std(struct dvb_frontend *fe, |
51 | struct analog_parameters *params) | |
52 | { | |
53 | struct tda827x_priv *priv = fe->tuner_priv; | |
54 | char *mode; | |
55 | ||
56 | priv->lpsel = 0; | |
57 | if (params->std & V4L2_STD_MN) { | |
58 | priv->sgIF = 92; | |
59 | priv->lpsel = 1; | |
60 | mode = "MN"; | |
61 | } else if (params->std & V4L2_STD_B) { | |
62 | priv->sgIF = 108; | |
63 | mode = "B"; | |
64 | } else if (params->std & V4L2_STD_GH) { | |
65 | priv->sgIF = 124; | |
66 | mode = "GH"; | |
67 | } else if (params->std & V4L2_STD_PAL_I) { | |
68 | priv->sgIF = 124; | |
69 | mode = "I"; | |
70 | } else if (params->std & V4L2_STD_DK) { | |
71 | priv->sgIF = 124; | |
72 | mode = "DK"; | |
73 | } else if (params->std & V4L2_STD_SECAM_L) { | |
74 | priv->sgIF = 124; | |
75 | mode = "L"; | |
76 | } else if (params->std & V4L2_STD_SECAM_LC) { | |
77 | priv->sgIF = 20; | |
78 | mode = "LC"; | |
79 | } else { | |
80 | priv->sgIF = 124; | |
81 | mode = "xx"; | |
82 | } | |
83 | ||
e5218eed | 84 | if (params->mode == V4L2_TUNER_RADIO) { |
5c82f449 | 85 | priv->sgIF = 88; /* if frequency is 5.5 MHz */ |
e5218eed MCC |
86 | dprintk("setting tda827x to radio FM\n"); |
87 | } else | |
88 | dprintk("setting tda827x to system %s\n", mode); | |
5c82f449 MK |
89 | } |
90 | ||
91 | ||
92 | /* ------------------------------------------------------------------ */ | |
93 | ||
8ce47dad MK |
94 | struct tda827x_data { |
95 | u32 lomax; | |
96 | u8 spd; | |
97 | u8 bs; | |
98 | u8 bp; | |
99 | u8 cp; | |
100 | u8 gc3; | |
101 | u8 div1p5; | |
102 | }; | |
103 | ||
746d9732 | 104 | static const struct tda827x_data tda827x_table[] = { |
8ce47dad MK |
105 | { .lomax = 62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1}, |
106 | { .lomax = 66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1}, | |
107 | { .lomax = 76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0}, | |
108 | { .lomax = 84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0}, | |
109 | { .lomax = 93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
110 | { .lomax = 98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
111 | { .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
112 | { .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1}, | |
113 | { .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1}, | |
114 | { .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
115 | { .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
116 | { .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0}, | |
117 | { .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
118 | { .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
119 | { .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1}, | |
120 | { .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1}, | |
121 | { .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
122 | { .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
123 | { .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
124 | { .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
125 | { .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1}, | |
126 | { .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1}, | |
127 | { .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, | |
128 | { .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, | |
129 | { .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, | |
130 | { .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0}, | |
131 | { .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, | |
132 | { .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0}, | |
133 | { .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0} | |
134 | }; | |
135 | ||
68d5ce70 MCC |
136 | static int tuner_transfer(struct dvb_frontend *fe, |
137 | struct i2c_msg *msg, | |
138 | const int size) | |
139 | { | |
140 | int rc; | |
141 | struct tda827x_priv *priv = fe->tuner_priv; | |
142 | ||
143 | if (fe->ops.i2c_gate_ctrl) | |
144 | fe->ops.i2c_gate_ctrl(fe, 1); | |
145 | rc = i2c_transfer(priv->i2c_adap, msg, size); | |
146 | if (fe->ops.i2c_gate_ctrl) | |
147 | fe->ops.i2c_gate_ctrl(fe, 0); | |
148 | ||
149 | if (rc >= 0 && rc != size) | |
150 | return -EIO; | |
151 | ||
152 | return rc; | |
153 | } | |
154 | ||
14d24d14 | 155 | static int tda827xo_set_params(struct dvb_frontend *fe) |
8ce47dad | 156 | { |
53ccd1ca | 157 | struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
8ce47dad MK |
158 | struct tda827x_priv *priv = fe->tuner_priv; |
159 | u8 buf[14]; | |
68d5ce70 | 160 | int rc; |
8ce47dad MK |
161 | |
162 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, | |
163 | .buf = buf, .len = sizeof(buf) }; | |
164 | int i, tuner_freq, if_freq; | |
165 | u32 N; | |
166 | ||
7bff4b4d | 167 | dprintk("%s:\n", __func__); |
53ccd1ca MCC |
168 | if (c->bandwidth_hz == 0) { |
169 | if_freq = 5000000; | |
53ccd1ca | 170 | } else if (c->bandwidth_hz <= 6000000) { |
8ce47dad | 171 | if_freq = 4000000; |
53ccd1ca | 172 | } else if (c->bandwidth_hz <= 7000000) { |
8ce47dad | 173 | if_freq = 4500000; |
53ccd1ca | 174 | } else { /* 8 MHz */ |
8ce47dad | 175 | if_freq = 5000000; |
8ce47dad | 176 | } |
53ccd1ca | 177 | tuner_freq = c->frequency; |
8ce47dad MK |
178 | |
179 | i = 0; | |
746d9732 MK |
180 | while (tda827x_table[i].lomax < tuner_freq) { |
181 | if (tda827x_table[i + 1].lomax == 0) | |
8ce47dad MK |
182 | break; |
183 | i++; | |
184 | } | |
185 | ||
2d84ca21 JAR |
186 | tuner_freq += if_freq; |
187 | ||
746d9732 | 188 | N = ((tuner_freq + 125000) / 250000) << (tda827x_table[i].spd + 2); |
8ce47dad MK |
189 | buf[0] = 0; |
190 | buf[1] = (N>>8) | 0x40; | |
191 | buf[2] = N & 0xff; | |
192 | buf[3] = 0; | |
193 | buf[4] = 0x52; | |
746d9732 MK |
194 | buf[5] = (tda827x_table[i].spd << 6) + (tda827x_table[i].div1p5 << 5) + |
195 | (tda827x_table[i].bs << 3) + | |
196 | tda827x_table[i].bp; | |
197 | buf[6] = (tda827x_table[i].gc3 << 4) + 0x8f; | |
8ce47dad MK |
198 | buf[7] = 0xbf; |
199 | buf[8] = 0x2a; | |
200 | buf[9] = 0x05; | |
201 | buf[10] = 0xff; | |
202 | buf[11] = 0x00; | |
203 | buf[12] = 0x00; | |
204 | buf[13] = 0x40; | |
205 | ||
206 | msg.len = 14; | |
68d5ce70 MCC |
207 | rc = tuner_transfer(fe, &msg, 1); |
208 | if (rc < 0) | |
209 | goto err; | |
210 | ||
8ce47dad MK |
211 | msleep(500); |
212 | /* correct CP value */ | |
213 | buf[0] = 0x30; | |
746d9732 | 214 | buf[1] = 0x50 + tda827x_table[i].cp; |
8ce47dad MK |
215 | msg.len = 2; |
216 | ||
68d5ce70 MCC |
217 | rc = tuner_transfer(fe, &msg, 1); |
218 | if (rc < 0) | |
219 | goto err; | |
8ce47dad | 220 | |
53ccd1ca | 221 | priv->frequency = c->frequency; |
c6f56e7d | 222 | priv->bandwidth = c->bandwidth_hz; |
8ce47dad MK |
223 | |
224 | return 0; | |
68d5ce70 MCC |
225 | |
226 | err: | |
227 | printk(KERN_ERR "%s: could not write to tuner at addr: 0x%02x\n", | |
228 | __func__, priv->i2c_addr << 1); | |
229 | return rc; | |
8ce47dad MK |
230 | } |
231 | ||
232 | static int tda827xo_sleep(struct dvb_frontend *fe) | |
233 | { | |
234 | struct tda827x_priv *priv = fe->tuner_priv; | |
235 | static u8 buf[] = { 0x30, 0xd0 }; | |
236 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, | |
237 | .buf = buf, .len = sizeof(buf) }; | |
238 | ||
7bff4b4d | 239 | dprintk("%s:\n", __func__); |
68d5ce70 | 240 | tuner_transfer(fe, &msg, 1); |
8ce47dad MK |
241 | |
242 | if (priv->cfg && priv->cfg->sleep) | |
243 | priv->cfg->sleep(fe); | |
244 | ||
245 | return 0; | |
246 | } | |
247 | ||
248 | /* ------------------------------------------------------------------ */ | |
249 | ||
746d9732 MK |
250 | static int tda827xo_set_analog_params(struct dvb_frontend *fe, |
251 | struct analog_parameters *params) | |
252 | { | |
253 | unsigned char tuner_reg[8]; | |
254 | unsigned char reg2[2]; | |
255 | u32 N; | |
256 | int i; | |
257 | struct tda827x_priv *priv = fe->tuner_priv; | |
258 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0 }; | |
259 | unsigned int freq = params->frequency; | |
260 | ||
5c82f449 MK |
261 | tda827x_set_std(fe, params); |
262 | ||
746d9732 MK |
263 | if (params->mode == V4L2_TUNER_RADIO) |
264 | freq = freq / 1000; | |
265 | ||
5c82f449 | 266 | N = freq + priv->sgIF; |
746d9732 MK |
267 | |
268 | i = 0; | |
269 | while (tda827x_table[i].lomax < N * 62500) { | |
270 | if (tda827x_table[i + 1].lomax == 0) | |
271 | break; | |
272 | i++; | |
273 | } | |
274 | ||
275 | N = N << tda827x_table[i].spd; | |
276 | ||
277 | tuner_reg[0] = 0; | |
278 | tuner_reg[1] = (unsigned char)(N>>8); | |
279 | tuner_reg[2] = (unsigned char) N; | |
280 | tuner_reg[3] = 0x40; | |
5c82f449 | 281 | tuner_reg[4] = 0x52 + (priv->lpsel << 5); |
746d9732 MK |
282 | tuner_reg[5] = (tda827x_table[i].spd << 6) + |
283 | (tda827x_table[i].div1p5 << 5) + | |
284 | (tda827x_table[i].bs << 3) + tda827x_table[i].bp; | |
285 | tuner_reg[6] = 0x8f + (tda827x_table[i].gc3 << 4); | |
286 | tuner_reg[7] = 0x8f; | |
287 | ||
288 | msg.buf = tuner_reg; | |
289 | msg.len = 8; | |
68d5ce70 | 290 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
291 | |
292 | msg.buf = reg2; | |
293 | msg.len = 2; | |
294 | reg2[0] = 0x80; | |
295 | reg2[1] = 0; | |
68d5ce70 | 296 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
297 | |
298 | reg2[0] = 0x60; | |
299 | reg2[1] = 0xbf; | |
68d5ce70 | 300 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
301 | |
302 | reg2[0] = 0x30; | |
303 | reg2[1] = tuner_reg[4] + 0x80; | |
68d5ce70 | 304 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
305 | |
306 | msleep(1); | |
307 | reg2[0] = 0x30; | |
308 | reg2[1] = tuner_reg[4] + 4; | |
68d5ce70 | 309 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
310 | |
311 | msleep(1); | |
312 | reg2[0] = 0x30; | |
313 | reg2[1] = tuner_reg[4]; | |
68d5ce70 | 314 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
315 | |
316 | msleep(550); | |
317 | reg2[0] = 0x30; | |
318 | reg2[1] = (tuner_reg[4] & 0xfc) + tda827x_table[i].cp; | |
68d5ce70 | 319 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
320 | |
321 | reg2[0] = 0x60; | |
322 | reg2[1] = 0x3f; | |
68d5ce70 | 323 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
324 | |
325 | reg2[0] = 0x80; | |
326 | reg2[1] = 0x08; /* Vsync en */ | |
68d5ce70 | 327 | tuner_transfer(fe, &msg, 1); |
746d9732 | 328 | |
92d90f1a | 329 | priv->frequency = params->frequency; |
746d9732 MK |
330 | |
331 | return 0; | |
332 | } | |
333 | ||
334 | static void tda827xo_agcf(struct dvb_frontend *fe) | |
335 | { | |
336 | struct tda827x_priv *priv = fe->tuner_priv; | |
337 | unsigned char data[] = { 0x80, 0x0c }; | |
338 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, | |
339 | .buf = data, .len = 2}; | |
340 | ||
68d5ce70 | 341 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
342 | } |
343 | ||
344 | /* ------------------------------------------------------------------ */ | |
345 | ||
8ce47dad MK |
346 | struct tda827xa_data { |
347 | u32 lomax; | |
348 | u8 svco; | |
349 | u8 spd; | |
350 | u8 scr; | |
351 | u8 sbs; | |
352 | u8 gc3; | |
353 | }; | |
354 | ||
cf47d878 | 355 | static struct tda827xa_data tda827xa_dvbt[] = { |
8ce47dad MK |
356 | { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 1}, |
357 | { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, | |
358 | { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, | |
359 | { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, | |
360 | { .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1}, | |
361 | { .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
362 | { .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
363 | { .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
364 | { .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
365 | { .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, | |
366 | { .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, | |
367 | { .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, | |
368 | { .lomax = 290000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, | |
369 | { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, | |
370 | { .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, | |
371 | { .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, | |
372 | { .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, | |
373 | { .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, | |
374 | { .lomax = 550000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, | |
375 | { .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, | |
376 | { .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, | |
377 | { .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, | |
378 | { .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, | |
379 | { .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, | |
380 | { .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, | |
381 | { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0}, | |
382 | { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} | |
383 | }; | |
384 | ||
cf47d878 | 385 | static struct tda827xa_data tda827xa_dvbc[] = { |
386 | { .lomax = 50125000, .svco = 2, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, | |
387 | { .lomax = 58500000, .svco = 3, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, | |
388 | { .lomax = 69250000, .svco = 0, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, | |
389 | { .lomax = 83625000, .svco = 1, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, | |
390 | { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, | |
391 | { .lomax = 100250000, .svco = 2, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, | |
392 | { .lomax = 117000000, .svco = 3, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, | |
393 | { .lomax = 138500000, .svco = 0, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, | |
394 | { .lomax = 167250000, .svco = 1, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, | |
395 | { .lomax = 187000000, .svco = 2, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, | |
396 | { .lomax = 200500000, .svco = 2, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 1}, | |
397 | { .lomax = 234000000, .svco = 3, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 3}, | |
398 | { .lomax = 277000000, .svco = 0, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 3}, | |
399 | { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 1}, | |
400 | { .lomax = 334500000, .svco = 1, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, | |
401 | { .lomax = 401000000, .svco = 2, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, | |
402 | { .lomax = 468000000, .svco = 3, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 1}, | |
403 | { .lomax = 535000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, | |
404 | { .lomax = 554000000, .svco = 0, .spd = 0, .scr = 2, .sbs = 3, .gc3 = 1}, | |
405 | { .lomax = 638000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, | |
406 | { .lomax = 669000000, .svco = 1, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, | |
407 | { .lomax = 720000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, | |
408 | { .lomax = 802000000, .svco = 2, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, | |
409 | { .lomax = 835000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, | |
410 | { .lomax = 885000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, | |
411 | { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, | |
412 | { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} | |
413 | }; | |
414 | ||
746d9732 MK |
415 | static struct tda827xa_data tda827xa_analog[] = { |
416 | { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 3}, | |
417 | { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, | |
418 | { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, | |
419 | { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, | |
420 | { .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1}, | |
421 | { .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
422 | { .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
423 | { .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
424 | { .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, | |
425 | { .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, | |
426 | { .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 3}, | |
427 | { .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 3}, | |
428 | { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, | |
429 | { .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 3}, | |
430 | { .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 3}, | |
431 | { .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, | |
432 | { .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, | |
433 | { .lomax = 554000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, | |
434 | { .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, | |
435 | { .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, | |
436 | { .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, | |
437 | { .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, | |
438 | { .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, | |
439 | { .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, | |
440 | { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0}, | |
441 | { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} | |
442 | }; | |
443 | ||
7bff4b4d HH |
444 | static int tda827xa_sleep(struct dvb_frontend *fe) |
445 | { | |
446 | struct tda827x_priv *priv = fe->tuner_priv; | |
447 | static u8 buf[] = { 0x30, 0x90 }; | |
448 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, | |
449 | .buf = buf, .len = sizeof(buf) }; | |
450 | ||
451 | dprintk("%s:\n", __func__); | |
7bff4b4d | 452 | |
68d5ce70 | 453 | tuner_transfer(fe, &msg, 1); |
7bff4b4d HH |
454 | |
455 | if (priv->cfg && priv->cfg->sleep) | |
456 | priv->cfg->sleep(fe); | |
457 | ||
458 | return 0; | |
459 | } | |
460 | ||
461 | static void tda827xa_lna_gain(struct dvb_frontend *fe, int high, | |
462 | struct analog_parameters *params) | |
463 | { | |
464 | struct tda827x_priv *priv = fe->tuner_priv; | |
465 | unsigned char buf[] = {0x22, 0x01}; | |
466 | int arg; | |
467 | int gp_func; | |
67642a0a | 468 | struct i2c_msg msg = { .flags = 0, .buf = buf, .len = sizeof(buf) }; |
7bff4b4d HH |
469 | |
470 | if (NULL == priv->cfg) { | |
471 | dprintk("tda827x_config not defined, cannot set LNA gain!\n"); | |
472 | return; | |
473 | } | |
67642a0a | 474 | msg.addr = priv->cfg->switch_addr; |
7bff4b4d HH |
475 | if (priv->cfg->config) { |
476 | if (high) | |
477 | dprintk("setting LNA to high gain\n"); | |
478 | else | |
479 | dprintk("setting LNA to low gain\n"); | |
480 | } | |
481 | switch (priv->cfg->config) { | |
1bacb2df | 482 | case TDA8290_LNA_OFF: /* no LNA */ |
7bff4b4d | 483 | break; |
1bacb2df OZ |
484 | case TDA8290_LNA_GP0_HIGH_ON: /* switch is GPIO 0 of tda8290 */ |
485 | case TDA8290_LNA_GP0_HIGH_OFF: | |
7bff4b4d HH |
486 | if (params == NULL) { |
487 | gp_func = 0; | |
488 | arg = 0; | |
489 | } else { | |
490 | /* turn Vsync on */ | |
491 | gp_func = 1; | |
492 | if (params->std & V4L2_STD_MN) | |
493 | arg = 1; | |
494 | else | |
495 | arg = 0; | |
496 | } | |
d7cba043 MK |
497 | if (fe->callback) |
498 | fe->callback(priv->i2c_adap->algo_data, | |
499 | DVB_FRONTEND_COMPONENT_TUNER, | |
500 | gp_func, arg); | |
7bff4b4d | 501 | buf[1] = high ? 0 : 1; |
1bacb2df | 502 | if (priv->cfg->config == TDA8290_LNA_GP0_HIGH_OFF) |
7bff4b4d | 503 | buf[1] = high ? 1 : 0; |
68d5ce70 | 504 | tuner_transfer(fe, &msg, 1); |
7bff4b4d | 505 | break; |
1bacb2df | 506 | case TDA8290_LNA_ON_BRIDGE: /* switch with GPIO of saa713x */ |
d7cba043 MK |
507 | if (fe->callback) |
508 | fe->callback(priv->i2c_adap->algo_data, | |
509 | DVB_FRONTEND_COMPONENT_TUNER, 0, high); | |
7bff4b4d HH |
510 | break; |
511 | } | |
512 | } | |
513 | ||
14d24d14 | 514 | static int tda827xa_set_params(struct dvb_frontend *fe) |
8ce47dad | 515 | { |
53ccd1ca | 516 | struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
8ce47dad | 517 | struct tda827x_priv *priv = fe->tuner_priv; |
cf47d878 | 518 | struct tda827xa_data *frequency_map = tda827xa_dvbt; |
ede2200d | 519 | u8 buf[11]; |
8ce47dad MK |
520 | |
521 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, | |
522 | .buf = buf, .len = sizeof(buf) }; | |
523 | ||
68d5ce70 | 524 | int i, tuner_freq, if_freq, rc; |
8ce47dad MK |
525 | u32 N; |
526 | ||
7bff4b4d HH |
527 | dprintk("%s:\n", __func__); |
528 | ||
529 | tda827xa_lna_gain(fe, 1, NULL); | |
8ce47dad MK |
530 | msleep(20); |
531 | ||
53ccd1ca MCC |
532 | if (c->bandwidth_hz == 0) { |
533 | if_freq = 5000000; | |
53ccd1ca | 534 | } else if (c->bandwidth_hz <= 6000000) { |
8ce47dad | 535 | if_freq = 4000000; |
53ccd1ca | 536 | } else if (c->bandwidth_hz <= 7000000) { |
8ce47dad | 537 | if_freq = 4500000; |
53ccd1ca | 538 | } else { /* 8 MHz */ |
8ce47dad | 539 | if_freq = 5000000; |
8ce47dad | 540 | } |
53ccd1ca | 541 | tuner_freq = c->frequency; |
8ce47dad | 542 | |
6225f18b MCC |
543 | switch (c->delivery_system) { |
544 | case SYS_DVBC_ANNEX_A: | |
545 | case SYS_DVBC_ANNEX_C: | |
cf47d878 | 546 | dprintk("%s select tda827xa_dvbc\n", __func__); |
547 | frequency_map = tda827xa_dvbc; | |
6225f18b MCC |
548 | break; |
549 | default: | |
550 | break; | |
cf47d878 | 551 | } |
552 | ||
8ce47dad | 553 | i = 0; |
cf47d878 | 554 | while (frequency_map[i].lomax < tuner_freq) { |
555 | if (frequency_map[i + 1].lomax == 0) | |
8ce47dad MK |
556 | break; |
557 | i++; | |
558 | } | |
559 | ||
2d84ca21 JAR |
560 | tuner_freq += if_freq; |
561 | ||
cf47d878 | 562 | N = ((tuner_freq + 31250) / 62500) << frequency_map[i].spd; |
8ce47dad MK |
563 | buf[0] = 0; // subaddress |
564 | buf[1] = N >> 8; | |
565 | buf[2] = N & 0xff; | |
566 | buf[3] = 0; | |
567 | buf[4] = 0x16; | |
cf47d878 | 568 | buf[5] = (frequency_map[i].spd << 5) + (frequency_map[i].svco << 3) + |
569 | frequency_map[i].sbs; | |
570 | buf[6] = 0x4b + (frequency_map[i].gc3 << 4); | |
8ce47dad MK |
571 | buf[7] = 0x1c; |
572 | buf[8] = 0x06; | |
573 | buf[9] = 0x24; | |
574 | buf[10] = 0x00; | |
575 | msg.len = 11; | |
68d5ce70 MCC |
576 | rc = tuner_transfer(fe, &msg, 1); |
577 | if (rc < 0) | |
578 | goto err; | |
579 | ||
8ce47dad MK |
580 | buf[0] = 0x90; |
581 | buf[1] = 0xff; | |
582 | buf[2] = 0x60; | |
583 | buf[3] = 0x00; | |
584 | buf[4] = 0x59; // lpsel, for 6MHz + 2 | |
585 | msg.len = 5; | |
68d5ce70 MCC |
586 | rc = tuner_transfer(fe, &msg, 1); |
587 | if (rc < 0) | |
588 | goto err; | |
8ce47dad MK |
589 | |
590 | buf[0] = 0xa0; | |
591 | buf[1] = 0x40; | |
592 | msg.len = 2; | |
68d5ce70 MCC |
593 | rc = tuner_transfer(fe, &msg, 1); |
594 | if (rc < 0) | |
595 | goto err; | |
8ce47dad MK |
596 | |
597 | msleep(11); | |
598 | msg.flags = I2C_M_RD; | |
68d5ce70 MCC |
599 | rc = tuner_transfer(fe, &msg, 1); |
600 | if (rc < 0) | |
601 | goto err; | |
8ce47dad MK |
602 | msg.flags = 0; |
603 | ||
604 | buf[1] >>= 4; | |
605 | dprintk("tda8275a AGC2 gain is: %d\n", buf[1]); | |
606 | if ((buf[1]) < 2) { | |
7bff4b4d | 607 | tda827xa_lna_gain(fe, 0, NULL); |
8ce47dad MK |
608 | buf[0] = 0x60; |
609 | buf[1] = 0x0c; | |
68d5ce70 MCC |
610 | rc = tuner_transfer(fe, &msg, 1); |
611 | if (rc < 0) | |
612 | goto err; | |
8ce47dad MK |
613 | } |
614 | ||
615 | buf[0] = 0xc0; | |
616 | buf[1] = 0x99; // lpsel, for 6MHz + 2 | |
68d5ce70 MCC |
617 | rc = tuner_transfer(fe, &msg, 1); |
618 | if (rc < 0) | |
619 | goto err; | |
8ce47dad MK |
620 | |
621 | buf[0] = 0x60; | |
622 | buf[1] = 0x3c; | |
68d5ce70 MCC |
623 | rc = tuner_transfer(fe, &msg, 1); |
624 | if (rc < 0) | |
625 | goto err; | |
8ce47dad MK |
626 | |
627 | /* correct CP value */ | |
628 | buf[0] = 0x30; | |
cf47d878 | 629 | buf[1] = 0x10 + frequency_map[i].scr; |
68d5ce70 MCC |
630 | rc = tuner_transfer(fe, &msg, 1); |
631 | if (rc < 0) | |
632 | goto err; | |
8ce47dad MK |
633 | |
634 | msleep(163); | |
635 | buf[0] = 0xc0; | |
636 | buf[1] = 0x39; // lpsel, for 6MHz + 2 | |
68d5ce70 MCC |
637 | rc = tuner_transfer(fe, &msg, 1); |
638 | if (rc < 0) | |
639 | goto err; | |
8ce47dad MK |
640 | |
641 | msleep(3); | |
642 | /* freeze AGC1 */ | |
643 | buf[0] = 0x50; | |
cf47d878 | 644 | buf[1] = 0x4f + (frequency_map[i].gc3 << 4); |
68d5ce70 MCC |
645 | rc = tuner_transfer(fe, &msg, 1); |
646 | if (rc < 0) | |
647 | goto err; | |
8ce47dad | 648 | |
53ccd1ca | 649 | priv->frequency = c->frequency; |
c6f56e7d | 650 | priv->bandwidth = c->bandwidth_hz; |
68d5ce70 | 651 | |
8ce47dad | 652 | return 0; |
68d5ce70 MCC |
653 | |
654 | err: | |
655 | printk(KERN_ERR "%s: could not write to tuner at addr: 0x%02x\n", | |
656 | __func__, priv->i2c_addr << 1); | |
657 | return rc; | |
8ce47dad MK |
658 | } |
659 | ||
746d9732 MK |
660 | |
661 | static int tda827xa_set_analog_params(struct dvb_frontend *fe, | |
662 | struct analog_parameters *params) | |
663 | { | |
664 | unsigned char tuner_reg[11]; | |
665 | u32 N; | |
666 | int i; | |
667 | struct tda827x_priv *priv = fe->tuner_priv; | |
668 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, | |
669 | .buf = tuner_reg, .len = sizeof(tuner_reg) }; | |
670 | unsigned int freq = params->frequency; | |
671 | ||
5c82f449 MK |
672 | tda827x_set_std(fe, params); |
673 | ||
746d9732 MK |
674 | tda827xa_lna_gain(fe, 1, params); |
675 | msleep(10); | |
676 | ||
677 | if (params->mode == V4L2_TUNER_RADIO) | |
678 | freq = freq / 1000; | |
679 | ||
5c82f449 | 680 | N = freq + priv->sgIF; |
746d9732 MK |
681 | |
682 | i = 0; | |
683 | while (tda827xa_analog[i].lomax < N * 62500) { | |
684 | if (tda827xa_analog[i + 1].lomax == 0) | |
685 | break; | |
686 | i++; | |
687 | } | |
688 | ||
689 | N = N << tda827xa_analog[i].spd; | |
690 | ||
691 | tuner_reg[0] = 0; | |
692 | tuner_reg[1] = (unsigned char)(N>>8); | |
693 | tuner_reg[2] = (unsigned char) N; | |
694 | tuner_reg[3] = 0; | |
695 | tuner_reg[4] = 0x16; | |
696 | tuner_reg[5] = (tda827xa_analog[i].spd << 5) + | |
697 | (tda827xa_analog[i].svco << 3) + | |
698 | tda827xa_analog[i].sbs; | |
699 | tuner_reg[6] = 0x8b + (tda827xa_analog[i].gc3 << 4); | |
700 | tuner_reg[7] = 0x1c; | |
701 | tuner_reg[8] = 4; | |
702 | tuner_reg[9] = 0x20; | |
703 | tuner_reg[10] = 0x00; | |
704 | msg.len = 11; | |
68d5ce70 | 705 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
706 | |
707 | tuner_reg[0] = 0x90; | |
708 | tuner_reg[1] = 0xff; | |
709 | tuner_reg[2] = 0xe0; | |
710 | tuner_reg[3] = 0; | |
5c82f449 | 711 | tuner_reg[4] = 0x99 + (priv->lpsel << 1); |
746d9732 | 712 | msg.len = 5; |
68d5ce70 | 713 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
714 | |
715 | tuner_reg[0] = 0xa0; | |
716 | tuner_reg[1] = 0xc0; | |
717 | msg.len = 2; | |
68d5ce70 | 718 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
719 | |
720 | tuner_reg[0] = 0x30; | |
721 | tuner_reg[1] = 0x10 + tda827xa_analog[i].scr; | |
68d5ce70 | 722 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
723 | |
724 | msg.flags = I2C_M_RD; | |
68d5ce70 | 725 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
726 | msg.flags = 0; |
727 | tuner_reg[1] >>= 4; | |
728 | dprintk("AGC2 gain is: %d\n", tuner_reg[1]); | |
729 | if (tuner_reg[1] < 1) | |
730 | tda827xa_lna_gain(fe, 0, params); | |
731 | ||
732 | msleep(100); | |
733 | tuner_reg[0] = 0x60; | |
734 | tuner_reg[1] = 0x3c; | |
68d5ce70 | 735 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
736 | |
737 | msleep(163); | |
738 | tuner_reg[0] = 0x50; | |
739 | tuner_reg[1] = 0x8f + (tda827xa_analog[i].gc3 << 4); | |
68d5ce70 | 740 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
741 | |
742 | tuner_reg[0] = 0x80; | |
743 | tuner_reg[1] = 0x28; | |
68d5ce70 | 744 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
745 | |
746 | tuner_reg[0] = 0xb0; | |
747 | tuner_reg[1] = 0x01; | |
68d5ce70 | 748 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
749 | |
750 | tuner_reg[0] = 0xc0; | |
5c82f449 | 751 | tuner_reg[1] = 0x19 + (priv->lpsel << 1); |
68d5ce70 | 752 | tuner_transfer(fe, &msg, 1); |
746d9732 | 753 | |
92d90f1a | 754 | priv->frequency = params->frequency; |
746d9732 MK |
755 | |
756 | return 0; | |
757 | } | |
758 | ||
759 | static void tda827xa_agcf(struct dvb_frontend *fe) | |
760 | { | |
761 | struct tda827x_priv *priv = fe->tuner_priv; | |
762 | unsigned char data[] = {0x80, 0x2c}; | |
763 | struct i2c_msg msg = {.addr = priv->i2c_addr, .flags = 0, | |
764 | .buf = data, .len = 2}; | |
68d5ce70 | 765 | tuner_transfer(fe, &msg, 1); |
746d9732 MK |
766 | } |
767 | ||
768 | /* ------------------------------------------------------------------ */ | |
769 | ||
8ce47dad MK |
770 | static int tda827x_release(struct dvb_frontend *fe) |
771 | { | |
772 | kfree(fe->tuner_priv); | |
773 | fe->tuner_priv = NULL; | |
774 | return 0; | |
775 | } | |
776 | ||
777 | static int tda827x_get_frequency(struct dvb_frontend *fe, u32 *frequency) | |
778 | { | |
779 | struct tda827x_priv *priv = fe->tuner_priv; | |
780 | *frequency = priv->frequency; | |
781 | return 0; | |
782 | } | |
783 | ||
784 | static int tda827x_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) | |
785 | { | |
786 | struct tda827x_priv *priv = fe->tuner_priv; | |
787 | *bandwidth = priv->bandwidth; | |
788 | return 0; | |
789 | } | |
790 | ||
791 | static int tda827x_init(struct dvb_frontend *fe) | |
792 | { | |
793 | struct tda827x_priv *priv = fe->tuner_priv; | |
7bff4b4d | 794 | dprintk("%s:\n", __func__); |
8ce47dad MK |
795 | if (priv->cfg && priv->cfg->init) |
796 | priv->cfg->init(fe); | |
797 | ||
798 | return 0; | |
799 | } | |
800 | ||
9971f4f1 HH |
801 | static int tda827x_probe_version(struct dvb_frontend *fe); |
802 | ||
803 | static int tda827x_initial_init(struct dvb_frontend *fe) | |
804 | { | |
805 | int ret; | |
806 | ret = tda827x_probe_version(fe); | |
807 | if (ret) | |
808 | return ret; | |
809 | return fe->ops.tuner_ops.init(fe); | |
810 | } | |
811 | ||
812 | static int tda827x_initial_sleep(struct dvb_frontend *fe) | |
813 | { | |
814 | int ret; | |
815 | ret = tda827x_probe_version(fe); | |
816 | if (ret) | |
817 | return ret; | |
818 | return fe->ops.tuner_ops.sleep(fe); | |
819 | } | |
8ce47dad MK |
820 | |
821 | static struct dvb_tuner_ops tda827xo_tuner_ops = { | |
822 | .info = { | |
823 | .name = "Philips TDA827X", | |
11f65106 HH |
824 | .frequency_min = 55000000, |
825 | .frequency_max = 860000000, | |
826 | .frequency_step = 250000 | |
8ce47dad MK |
827 | }, |
828 | .release = tda827x_release, | |
9971f4f1 HH |
829 | .init = tda827x_initial_init, |
830 | .sleep = tda827x_initial_sleep, | |
8ce47dad | 831 | .set_params = tda827xo_set_params, |
746d9732 | 832 | .set_analog_params = tda827xo_set_analog_params, |
8ce47dad MK |
833 | .get_frequency = tda827x_get_frequency, |
834 | .get_bandwidth = tda827x_get_bandwidth, | |
835 | }; | |
836 | ||
837 | static struct dvb_tuner_ops tda827xa_tuner_ops = { | |
838 | .info = { | |
839 | .name = "Philips TDA827XA", | |
11f65106 HH |
840 | .frequency_min = 44000000, |
841 | .frequency_max = 906000000, | |
842 | .frequency_step = 62500 | |
8ce47dad MK |
843 | }, |
844 | .release = tda827x_release, | |
845 | .init = tda827x_init, | |
846 | .sleep = tda827xa_sleep, | |
847 | .set_params = tda827xa_set_params, | |
746d9732 | 848 | .set_analog_params = tda827xa_set_analog_params, |
8ce47dad MK |
849 | .get_frequency = tda827x_get_frequency, |
850 | .get_bandwidth = tda827x_get_bandwidth, | |
851 | }; | |
852 | ||
9971f4f1 | 853 | static int tda827x_probe_version(struct dvb_frontend *fe) |
68d5ce70 MCC |
854 | { |
855 | u8 data; | |
856 | int rc; | |
9971f4f1 HH |
857 | struct tda827x_priv *priv = fe->tuner_priv; |
858 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = I2C_M_RD, | |
8ce47dad | 859 | .buf = &data, .len = 1 }; |
68d5ce70 MCC |
860 | |
861 | rc = tuner_transfer(fe, &msg, 1); | |
862 | ||
863 | if (rc < 0) { | |
8ce47dad | 864 | printk("%s: could not read from tuner at addr: 0x%02x\n", |
7bff4b4d | 865 | __func__, msg.addr << 1); |
68d5ce70 | 866 | return rc; |
9971f4f1 HH |
867 | } |
868 | if ((data & 0x3c) == 0) { | |
869 | dprintk("tda827x tuner found\n"); | |
870 | fe->ops.tuner_ops.init = tda827x_init; | |
871 | fe->ops.tuner_ops.sleep = tda827xo_sleep; | |
3b0c453a MK |
872 | if (priv->cfg) |
873 | priv->cfg->agcf = tda827xo_agcf; | |
9971f4f1 HH |
874 | } else { |
875 | dprintk("tda827xa tuner found\n"); | |
876 | memcpy(&fe->ops.tuner_ops, &tda827xa_tuner_ops, sizeof(struct dvb_tuner_ops)); | |
3b0c453a MK |
877 | if (priv->cfg) |
878 | priv->cfg->agcf = tda827xa_agcf; | |
8ce47dad | 879 | } |
9971f4f1 HH |
880 | return 0; |
881 | } | |
882 | ||
883 | struct dvb_frontend *tda827x_attach(struct dvb_frontend *fe, int addr, | |
884 | struct i2c_adapter *i2c, | |
885 | struct tda827x_config *cfg) | |
886 | { | |
887 | struct tda827x_priv *priv = NULL; | |
8ce47dad | 888 | |
7bff4b4d | 889 | dprintk("%s:\n", __func__); |
8ce47dad MK |
890 | priv = kzalloc(sizeof(struct tda827x_priv), GFP_KERNEL); |
891 | if (priv == NULL) | |
892 | return NULL; | |
893 | ||
894 | priv->i2c_addr = addr; | |
895 | priv->i2c_adap = i2c; | |
896 | priv->cfg = cfg; | |
9971f4f1 | 897 | memcpy(&fe->ops.tuner_ops, &tda827xo_tuner_ops, sizeof(struct dvb_tuner_ops)); |
8ce47dad | 898 | fe->tuner_priv = priv; |
9971f4f1 | 899 | |
746d9732 MK |
900 | dprintk("type set to %s\n", fe->ops.tuner_ops.info.name); |
901 | ||
8ce47dad MK |
902 | return fe; |
903 | } | |
ce1f8bdb | 904 | EXPORT_SYMBOL_GPL(tda827x_attach); |
8ce47dad | 905 | |
8ce47dad | 906 | MODULE_DESCRIPTION("DVB TDA827x driver"); |
11f65106 HH |
907 | MODULE_AUTHOR("Hartmut Hackmann <hartmut.hackmann@t-online.de>"); |
908 | MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>"); | |
8ce47dad | 909 | MODULE_LICENSE("GPL"); |