[media] dvb_frontend: tuner_ops.release returns void
[linux-2.6/btrfs-unstable.git] / drivers / media / dvb-frontends / helene.c
blobef35c2b30ea3b5f9ebf7a92fd1424f5367634f0a
1 /*
2 * helene.c
4 * Sony HELENE DVB-S/S2 DVB-T/T2 DVB-C/C2 ISDB-T/S tuner driver (CXD2858ER)
6 * Copyright 2012 Sony Corporation
7 * Copyright (C) 2014 NetUP Inc.
8 * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
21 #include <linux/slab.h>
22 #include <linux/module.h>
23 #include <linux/dvb/frontend.h>
24 #include <linux/types.h>
25 #include "helene.h"
26 #include "dvb_frontend.h"
28 #define MAX_WRITE_REGSIZE 20
30 enum helene_state {
31 STATE_UNKNOWN,
32 STATE_SLEEP,
33 STATE_ACTIVE
36 struct helene_priv {
37 u32 frequency;
38 u8 i2c_address;
39 struct i2c_adapter *i2c;
40 enum helene_state state;
41 void *set_tuner_data;
42 int (*set_tuner)(void *, int);
43 enum helene_xtal xtal;
46 #define TERR_INTERNAL_LOOPFILTER_AVAILABLE(tv_system) \
47 (((tv_system) != SONY_HELENE_DTV_DVBC_6) && \
48 ((tv_system) != SONY_HELENE_DTV_DVBC_8)\
49 && ((tv_system) != SONY_HELENE_DTV_DVBC2_6) && \
50 ((tv_system) != SONY_HELENE_DTV_DVBC2_8))
52 #define HELENE_AUTO 0xff
53 #define HELENE_OFFSET(ofs) ((u8)(ofs) & 0x1F)
54 #define HELENE_BW_6 0x00
55 #define HELENE_BW_7 0x01
56 #define HELENE_BW_8 0x02
57 #define HELENE_BW_1_7 0x03
59 enum helene_tv_system_t {
60 SONY_HELENE_TV_SYSTEM_UNKNOWN,
61 /* Terrestrial Analog */
62 SONY_HELENE_ATV_MN_EIAJ,
63 /**< System-M (Japan) (IF: Fp=5.75MHz in default) */
64 SONY_HELENE_ATV_MN_SAP,
65 /**< System-M (US) (IF: Fp=5.75MHz in default) */
66 SONY_HELENE_ATV_MN_A2,
67 /**< System-M (Korea) (IF: Fp=5.9MHz in default) */
68 SONY_HELENE_ATV_BG,
69 /**< System-B/G (IF: Fp=7.3MHz in default) */
70 SONY_HELENE_ATV_I,
71 /**< System-I (IF: Fp=7.85MHz in default) */
72 SONY_HELENE_ATV_DK,
73 /**< System-D/K (IF: Fp=7.85MHz in default) */
74 SONY_HELENE_ATV_L,
75 /**< System-L (IF: Fp=7.85MHz in default) */
76 SONY_HELENE_ATV_L_DASH,
77 /**< System-L DASH (IF: Fp=2.2MHz in default) */
78 /* Terrestrial/Cable Digital */
79 SONY_HELENE_DTV_8VSB,
80 /**< ATSC 8VSB (IF: Fc=3.7MHz in default) */
81 SONY_HELENE_DTV_QAM,
82 /**< US QAM (IF: Fc=3.7MHz in default) */
83 SONY_HELENE_DTV_ISDBT_6,
84 /**< ISDB-T 6MHzBW (IF: Fc=3.55MHz in default) */
85 SONY_HELENE_DTV_ISDBT_7,
86 /**< ISDB-T 7MHzBW (IF: Fc=4.15MHz in default) */
87 SONY_HELENE_DTV_ISDBT_8,
88 /**< ISDB-T 8MHzBW (IF: Fc=4.75MHz in default) */
89 SONY_HELENE_DTV_DVBT_5,
90 /**< DVB-T 5MHzBW (IF: Fc=3.6MHz in default) */
91 SONY_HELENE_DTV_DVBT_6,
92 /**< DVB-T 6MHzBW (IF: Fc=3.6MHz in default) */
93 SONY_HELENE_DTV_DVBT_7,
94 /**< DVB-T 7MHzBW (IF: Fc=4.2MHz in default) */
95 SONY_HELENE_DTV_DVBT_8,
96 /**< DVB-T 8MHzBW (IF: Fc=4.8MHz in default) */
97 SONY_HELENE_DTV_DVBT2_1_7,
98 /**< DVB-T2 1.7MHzBW (IF: Fc=3.5MHz in default) */
99 SONY_HELENE_DTV_DVBT2_5,
100 /**< DVB-T2 5MHzBW (IF: Fc=3.6MHz in default) */
101 SONY_HELENE_DTV_DVBT2_6,
102 /**< DVB-T2 6MHzBW (IF: Fc=3.6MHz in default) */
103 SONY_HELENE_DTV_DVBT2_7,
104 /**< DVB-T2 7MHzBW (IF: Fc=4.2MHz in default) */
105 SONY_HELENE_DTV_DVBT2_8,
106 /**< DVB-T2 8MHzBW (IF: Fc=4.8MHz in default) */
107 SONY_HELENE_DTV_DVBC_6,
108 /**< DVB-C 6MHzBW (IF: Fc=3.7MHz in default) */
109 SONY_HELENE_DTV_DVBC_8,
110 /**< DVB-C 8MHzBW (IF: Fc=4.9MHz in default) */
111 SONY_HELENE_DTV_DVBC2_6,
112 /**< DVB-C2 6MHzBW (IF: Fc=3.7MHz in default) */
113 SONY_HELENE_DTV_DVBC2_8,
114 /**< DVB-C2 8MHzBW (IF: Fc=4.9MHz in default) */
115 SONY_HELENE_DTV_DTMB,
116 /**< DTMB (IF: Fc=5.1MHz in default) */
117 /* Satellite */
118 SONY_HELENE_STV_ISDBS,
119 /**< ISDB-S */
120 SONY_HELENE_STV_DVBS,
121 /**< DVB-S */
122 SONY_HELENE_STV_DVBS2,
123 /**< DVB-S2 */
125 SONY_HELENE_ATV_MIN = SONY_HELENE_ATV_MN_EIAJ,
126 /**< Minimum analog terrestrial system */
127 SONY_HELENE_ATV_MAX = SONY_HELENE_ATV_L_DASH,
128 /**< Maximum analog terrestrial system */
129 SONY_HELENE_DTV_MIN = SONY_HELENE_DTV_8VSB,
130 /**< Minimum digital terrestrial system */
131 SONY_HELENE_DTV_MAX = SONY_HELENE_DTV_DTMB,
132 /**< Maximum digital terrestrial system */
133 SONY_HELENE_TERR_TV_SYSTEM_NUM,
134 /**< Number of supported terrestrial broadcasting system */
135 SONY_HELENE_STV_MIN = SONY_HELENE_STV_ISDBS,
136 /**< Minimum satellite system */
137 SONY_HELENE_STV_MAX = SONY_HELENE_STV_DVBS2
138 /**< Maximum satellite system */
141 struct helene_terr_adjust_param_t {
142 /* < Addr:0x69 Bit[6:4] : RFVGA gain.
143 * 0xFF means Auto. (RF_GAIN_SEL = 1)
145 uint8_t RF_GAIN;
146 /* < Addr:0x69 Bit[3:0] : IF_BPF gain.
148 uint8_t IF_BPF_GC;
149 /* < Addr:0x6B Bit[3:0] : RF overload
150 * RF input detect level. (FRF <= 172MHz)
152 uint8_t RFOVLD_DET_LV1_VL;
153 /* < Addr:0x6B Bit[3:0] : RF overload
154 * RF input detect level. (172MHz < FRF <= 464MHz)
156 uint8_t RFOVLD_DET_LV1_VH;
157 /* < Addr:0x6B Bit[3:0] : RF overload
158 * RF input detect level. (FRF > 464MHz)
160 uint8_t RFOVLD_DET_LV1_U;
161 /* < Addr:0x6C Bit[2:0] :
162 * Internal RFAGC detect level. (FRF <= 172MHz)
164 uint8_t IFOVLD_DET_LV_VL;
165 /* < Addr:0x6C Bit[2:0] :
166 * Internal RFAGC detect level. (172MHz < FRF <= 464MHz)
168 uint8_t IFOVLD_DET_LV_VH;
169 /* < Addr:0x6C Bit[2:0] :
170 * Internal RFAGC detect level. (FRF > 464MHz)
172 uint8_t IFOVLD_DET_LV_U;
173 /* < Addr:0x6D Bit[5:4] :
174 * IF filter center offset.
176 uint8_t IF_BPF_F0;
177 /* < Addr:0x6D Bit[1:0] :
178 * 6MHzBW(0x00) or 7MHzBW(0x01)
179 * or 8MHzBW(0x02) or 1.7MHzBW(0x03)
181 uint8_t BW;
182 /* < Addr:0x6E Bit[4:0] :
183 * 5bit signed. IF offset (kHz) = FIF_OFFSET x 50
185 uint8_t FIF_OFFSET;
186 /* < Addr:0x6F Bit[4:0] :
187 * 5bit signed. BW offset (kHz) =
188 * BW_OFFSET x 50 (BW_OFFSET x 10 in 1.7MHzBW)
190 uint8_t BW_OFFSET;
191 /* < Addr:0x9C Bit[0] :
192 * Local polarity. (0: Upper Local, 1: Lower Local)
194 uint8_t IS_LOWERLOCAL;
197 static const struct helene_terr_adjust_param_t
198 terr_params[SONY_HELENE_TERR_TV_SYSTEM_NUM] = {
199 /*< SONY_HELENE_TV_SYSTEM_UNKNOWN */
200 {HELENE_AUTO, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
201 HELENE_BW_6, HELENE_OFFSET(0), HELENE_OFFSET(0), 0x00},
202 /* Analog */
203 /**< SONY_HELENE_ATV_MN_EIAJ (System-M (Japan)) */
204 {HELENE_AUTO, 0x05, 0x03, 0x06, 0x03, 0x01, 0x01, 0x01, 0x00,
205 HELENE_BW_6, HELENE_OFFSET(0), HELENE_OFFSET(1), 0x00},
206 /**< SONY_HELENE_ATV_MN_SAP (System-M (US)) */
207 {HELENE_AUTO, 0x05, 0x03, 0x06, 0x03, 0x01, 0x01, 0x01, 0x00,
208 HELENE_BW_6, HELENE_OFFSET(0), HELENE_OFFSET(1), 0x00},
209 {HELENE_AUTO, 0x05, 0x03, 0x06, 0x03, 0x01, 0x01, 0x01, 0x00,
210 HELENE_BW_6, HELENE_OFFSET(3), HELENE_OFFSET(1), 0x00},
211 /**< SONY_HELENE_ATV_MN_A2 (System-M (Korea)) */
212 {HELENE_AUTO, 0x05, 0x03, 0x06, 0x03, 0x01, 0x01, 0x01, 0x00,
213 HELENE_BW_7, HELENE_OFFSET(11), HELENE_OFFSET(5), 0x00},
214 /**< SONY_HELENE_ATV_BG (System-B/G) */
215 {HELENE_AUTO, 0x05, 0x03, 0x06, 0x03, 0x01, 0x01, 0x01, 0x00,
216 HELENE_BW_8, HELENE_OFFSET(2), HELENE_OFFSET(-3), 0x00},
217 /**< SONY_HELENE_ATV_I (System-I) */
218 {HELENE_AUTO, 0x05, 0x03, 0x06, 0x03, 0x01, 0x01, 0x01, 0x00,
219 HELENE_BW_8, HELENE_OFFSET(2), HELENE_OFFSET(-3), 0x00},
220 /**< SONY_HELENE_ATV_DK (System-D/K) */
221 {HELENE_AUTO, 0x03, 0x04, 0x0A, 0x04, 0x04, 0x04, 0x04, 0x00,
222 HELENE_BW_8, HELENE_OFFSET(2), HELENE_OFFSET(-3), 0x00},
223 /**< SONY_HELENE_ATV_L (System-L) */
224 {HELENE_AUTO, 0x03, 0x04, 0x0A, 0x04, 0x04, 0x04, 0x04, 0x00,
225 HELENE_BW_8, HELENE_OFFSET(-1), HELENE_OFFSET(4), 0x00},
226 /**< SONY_HELENE_ATV_L_DASH (System-L DASH) */
227 /* Digital */
228 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x03, 0x03, 0x03, 0x00,
229 HELENE_BW_6, HELENE_OFFSET(-6), HELENE_OFFSET(-3), 0x00},
230 /**< SONY_HELENE_DTV_8VSB (ATSC 8VSB) */
231 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
232 HELENE_BW_6, HELENE_OFFSET(-6), HELENE_OFFSET(-3), 0x00},
233 /**< SONY_HELENE_DTV_QAM (US QAM) */
234 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
235 HELENE_BW_6, HELENE_OFFSET(-9), HELENE_OFFSET(-5), 0x00},
236 /**< SONY_HELENE_DTV_ISDBT_6 (ISDB-T 6MHzBW) */
237 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
238 HELENE_BW_7, HELENE_OFFSET(-7), HELENE_OFFSET(-6), 0x00},
239 /**< SONY_HELENE_DTV_ISDBT_7 (ISDB-T 7MHzBW) */
240 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
241 HELENE_BW_8, HELENE_OFFSET(-5), HELENE_OFFSET(-7), 0x00},
242 /**< SONY_HELENE_DTV_ISDBT_8 (ISDB-T 8MHzBW) */
243 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
244 HELENE_BW_6, HELENE_OFFSET(-8), HELENE_OFFSET(-3), 0x00},
245 /**< SONY_HELENE_DTV_DVBT_5 (DVB-T 5MHzBW) */
246 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
247 HELENE_BW_6, HELENE_OFFSET(-8), HELENE_OFFSET(-3), 0x00},
248 /**< SONY_HELENE_DTV_DVBT_6 (DVB-T 6MHzBW) */
249 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
250 HELENE_BW_7, HELENE_OFFSET(-6), HELENE_OFFSET(-5), 0x00},
251 /**< SONY_HELENE_DTV_DVBT_7 (DVB-T 7MHzBW) */
252 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
253 HELENE_BW_8, HELENE_OFFSET(-4), HELENE_OFFSET(-6), 0x00},
254 /**< SONY_HELENE_DTV_DVBT_8 (DVB-T 8MHzBW) */
255 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
256 HELENE_BW_1_7, HELENE_OFFSET(-10), HELENE_OFFSET(-10), 0x00},
257 /**< SONY_HELENE_DTV_DVBT2_1_7 (DVB-T2 1.7MHzBW) */
258 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
259 HELENE_BW_6, HELENE_OFFSET(-8), HELENE_OFFSET(-3), 0x00},
260 /**< SONY_HELENE_DTV_DVBT2_5 (DVB-T2 5MHzBW) */
261 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
262 HELENE_BW_6, HELENE_OFFSET(-8), HELENE_OFFSET(-3), 0x00},
263 /**< SONY_HELENE_DTV_DVBT2_6 (DVB-T2 6MHzBW) */
264 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
265 HELENE_BW_7, HELENE_OFFSET(-6), HELENE_OFFSET(-5), 0x00},
266 /**< SONY_HELENE_DTV_DVBT2_7 (DVB-T2 7MHzBW) */
267 {HELENE_AUTO, 0x09, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
268 HELENE_BW_8, HELENE_OFFSET(-4), HELENE_OFFSET(-6), 0x00},
269 /**< SONY_HELENE_DTV_DVBT2_8 (DVB-T2 8MHzBW) */
270 {HELENE_AUTO, 0x05, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x00,
271 HELENE_BW_6, HELENE_OFFSET(-6), HELENE_OFFSET(-4), 0x00},
272 /**< SONY_HELENE_DTV_DVBC_6 (DVB-C 6MHzBW) */
273 {HELENE_AUTO, 0x05, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x00,
274 HELENE_BW_8, HELENE_OFFSET(-2), HELENE_OFFSET(-3), 0x00},
275 /**< SONY_HELENE_DTV_DVBC_8 (DVB-C 8MHzBW) */
276 {HELENE_AUTO, 0x03, 0x09, 0x09, 0x09, 0x02, 0x02, 0x02, 0x00,
277 HELENE_BW_6, HELENE_OFFSET(-6), HELENE_OFFSET(-2), 0x00},
278 /**< SONY_HELENE_DTV_DVBC2_6 (DVB-C2 6MHzBW) */
279 {HELENE_AUTO, 0x03, 0x09, 0x09, 0x09, 0x02, 0x02, 0x02, 0x00,
280 HELENE_BW_8, HELENE_OFFSET(-2), HELENE_OFFSET(0), 0x00},
281 /**< SONY_HELENE_DTV_DVBC2_8 (DVB-C2 8MHzBW) */
282 {HELENE_AUTO, 0x04, 0x0B, 0x0B, 0x0B, 0x02, 0x02, 0x02, 0x00,
283 HELENE_BW_8, HELENE_OFFSET(2), HELENE_OFFSET(1), 0x00}
284 /**< SONY_HELENE_DTV_DTMB (DTMB) */
287 static void helene_i2c_debug(struct helene_priv *priv,
288 u8 reg, u8 write, const u8 *data, u32 len)
290 dev_dbg(&priv->i2c->dev, "helene: I2C %s reg 0x%02x size %d\n",
291 (write == 0 ? "read" : "write"), reg, len);
292 print_hex_dump_bytes("helene: I2C data: ",
293 DUMP_PREFIX_OFFSET, data, len);
296 static int helene_write_regs(struct helene_priv *priv,
297 u8 reg, const u8 *data, u32 len)
299 int ret;
300 u8 buf[MAX_WRITE_REGSIZE + 1];
301 struct i2c_msg msg[1] = {
303 .addr = priv->i2c_address,
304 .flags = 0,
305 .len = len + 1,
306 .buf = buf,
310 if (len + 1 > sizeof(buf)) {
311 dev_warn(&priv->i2c->dev,
312 "wr reg=%04x: len=%d vs %Zu is too big!\n",
313 reg, len + 1, sizeof(buf));
314 return -E2BIG;
317 helene_i2c_debug(priv, reg, 1, data, len);
318 buf[0] = reg;
319 memcpy(&buf[1], data, len);
320 ret = i2c_transfer(priv->i2c, msg, 1);
321 if (ret >= 0 && ret != 1)
322 ret = -EREMOTEIO;
323 if (ret < 0) {
324 dev_warn(&priv->i2c->dev,
325 "%s: i2c wr failed=%d reg=%02x len=%d\n",
326 KBUILD_MODNAME, ret, reg, len);
327 return ret;
329 return 0;
332 static int helene_write_reg(struct helene_priv *priv, u8 reg, u8 val)
334 return helene_write_regs(priv, reg, &val, 1);
337 static int helene_read_regs(struct helene_priv *priv,
338 u8 reg, u8 *val, u32 len)
340 int ret;
341 struct i2c_msg msg[2] = {
343 .addr = priv->i2c_address,
344 .flags = 0,
345 .len = 1,
346 .buf = &reg,
347 }, {
348 .addr = priv->i2c_address,
349 .flags = I2C_M_RD,
350 .len = len,
351 .buf = val,
355 ret = i2c_transfer(priv->i2c, &msg[0], 1);
356 if (ret >= 0 && ret != 1)
357 ret = -EREMOTEIO;
358 if (ret < 0) {
359 dev_warn(&priv->i2c->dev,
360 "%s: I2C rw failed=%d addr=%02x reg=%02x\n",
361 KBUILD_MODNAME, ret, priv->i2c_address, reg);
362 return ret;
364 ret = i2c_transfer(priv->i2c, &msg[1], 1);
365 if (ret >= 0 && ret != 1)
366 ret = -EREMOTEIO;
367 if (ret < 0) {
368 dev_warn(&priv->i2c->dev,
369 "%s: i2c rd failed=%d addr=%02x reg=%02x\n",
370 KBUILD_MODNAME, ret, priv->i2c_address, reg);
371 return ret;
373 helene_i2c_debug(priv, reg, 0, val, len);
374 return 0;
377 static int helene_read_reg(struct helene_priv *priv, u8 reg, u8 *val)
379 return helene_read_regs(priv, reg, val, 1);
382 static int helene_set_reg_bits(struct helene_priv *priv,
383 u8 reg, u8 data, u8 mask)
385 int res;
386 u8 rdata;
388 if (mask != 0xff) {
389 res = helene_read_reg(priv, reg, &rdata);
390 if (res != 0)
391 return res;
392 data = ((data & mask) | (rdata & (mask ^ 0xFF)));
394 return helene_write_reg(priv, reg, data);
397 static int helene_enter_power_save(struct helene_priv *priv)
399 dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
400 if (priv->state == STATE_SLEEP)
401 return 0;
403 /* Standby setting for CPU */
404 helene_write_reg(priv, 0x88, 0x0);
406 /* Standby setting for internal logic block */
407 helene_write_reg(priv, 0x87, 0xC0);
409 priv->state = STATE_SLEEP;
410 return 0;
413 static int helene_leave_power_save(struct helene_priv *priv)
415 dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
416 if (priv->state == STATE_ACTIVE)
417 return 0;
419 /* Standby setting for internal logic block */
420 helene_write_reg(priv, 0x87, 0xC4);
422 /* Standby setting for CPU */
423 helene_write_reg(priv, 0x88, 0x40);
425 priv->state = STATE_ACTIVE;
426 return 0;
429 static int helene_init(struct dvb_frontend *fe)
431 struct helene_priv *priv = fe->tuner_priv;
433 dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
434 return helene_leave_power_save(priv);
437 static void helene_release(struct dvb_frontend *fe)
439 struct helene_priv *priv = fe->tuner_priv;
441 dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
442 kfree(fe->tuner_priv);
443 fe->tuner_priv = NULL;
446 static int helene_sleep(struct dvb_frontend *fe)
448 struct helene_priv *priv = fe->tuner_priv;
450 dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
451 helene_enter_power_save(priv);
452 return 0;
455 static enum helene_tv_system_t helene_get_tv_system(struct dvb_frontend *fe)
457 enum helene_tv_system_t system = SONY_HELENE_TV_SYSTEM_UNKNOWN;
458 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
459 struct helene_priv *priv = fe->tuner_priv;
461 if (p->delivery_system == SYS_DVBT) {
462 if (p->bandwidth_hz <= 5000000)
463 system = SONY_HELENE_DTV_DVBT_5;
464 else if (p->bandwidth_hz <= 6000000)
465 system = SONY_HELENE_DTV_DVBT_6;
466 else if (p->bandwidth_hz <= 7000000)
467 system = SONY_HELENE_DTV_DVBT_7;
468 else if (p->bandwidth_hz <= 8000000)
469 system = SONY_HELENE_DTV_DVBT_8;
470 else {
471 system = SONY_HELENE_DTV_DVBT_8;
472 p->bandwidth_hz = 8000000;
474 } else if (p->delivery_system == SYS_DVBT2) {
475 if (p->bandwidth_hz <= 5000000)
476 system = SONY_HELENE_DTV_DVBT2_5;
477 else if (p->bandwidth_hz <= 6000000)
478 system = SONY_HELENE_DTV_DVBT2_6;
479 else if (p->bandwidth_hz <= 7000000)
480 system = SONY_HELENE_DTV_DVBT2_7;
481 else if (p->bandwidth_hz <= 8000000)
482 system = SONY_HELENE_DTV_DVBT2_8;
483 else {
484 system = SONY_HELENE_DTV_DVBT2_8;
485 p->bandwidth_hz = 8000000;
487 } else if (p->delivery_system == SYS_DVBS) {
488 system = SONY_HELENE_STV_DVBS;
489 } else if (p->delivery_system == SYS_DVBS2) {
490 system = SONY_HELENE_STV_DVBS2;
491 } else if (p->delivery_system == SYS_ISDBS) {
492 system = SONY_HELENE_STV_ISDBS;
493 } else if (p->delivery_system == SYS_ISDBT) {
494 if (p->bandwidth_hz <= 6000000)
495 system = SONY_HELENE_DTV_ISDBT_6;
496 else if (p->bandwidth_hz <= 7000000)
497 system = SONY_HELENE_DTV_ISDBT_7;
498 else if (p->bandwidth_hz <= 8000000)
499 system = SONY_HELENE_DTV_ISDBT_8;
500 else {
501 system = SONY_HELENE_DTV_ISDBT_8;
502 p->bandwidth_hz = 8000000;
504 } else if (p->delivery_system == SYS_DVBC_ANNEX_A) {
505 if (p->bandwidth_hz <= 6000000)
506 system = SONY_HELENE_DTV_DVBC_6;
507 else if (p->bandwidth_hz <= 8000000)
508 system = SONY_HELENE_DTV_DVBC_8;
510 dev_dbg(&priv->i2c->dev,
511 "%s(): HELENE DTV system %d (delsys %d, bandwidth %d)\n",
512 __func__, (int)system, p->delivery_system,
513 p->bandwidth_hz);
514 return system;
517 static int helene_set_params_s(struct dvb_frontend *fe)
519 u8 data[MAX_WRITE_REGSIZE];
520 u32 frequency;
521 enum helene_tv_system_t tv_system;
522 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
523 struct helene_priv *priv = fe->tuner_priv;
524 int frequencykHz = p->frequency;
525 uint32_t frequency4kHz = 0;
526 u32 symbol_rate = p->symbol_rate/1000;
528 dev_dbg(&priv->i2c->dev, "%s(): tune frequency %dkHz sr=%uKsps\n",
529 __func__, frequencykHz, symbol_rate);
530 tv_system = helene_get_tv_system(fe);
532 if (tv_system == SONY_HELENE_TV_SYSTEM_UNKNOWN) {
533 dev_err(&priv->i2c->dev, "%s(): unknown DTV system\n",
534 __func__);
535 return -EINVAL;
537 /* RF switch turn to satellite */
538 if (priv->set_tuner)
539 priv->set_tuner(priv->set_tuner_data, 0);
540 frequency = roundup(p->frequency / 1000, 1);
542 /* Disable IF signal output */
543 helene_write_reg(priv, 0x15, 0x02);
545 /* RFIN matching in power save (Sat) reset */
546 helene_write_reg(priv, 0x43, 0x06);
548 /* Analog block setting (0x6A, 0x6B) */
549 data[0] = 0x00;
550 data[1] = 0x00;
551 helene_write_regs(priv, 0x6A, data, 2);
552 helene_write_reg(priv, 0x75, 0x99);
553 helene_write_reg(priv, 0x9D, 0x00);
555 /* Tuning setting for CPU (0x61) */
556 helene_write_reg(priv, 0x61, 0x07);
558 /* Satellite mode select (0x01) */
559 helene_write_reg(priv, 0x01, 0x01);
561 /* Clock enable for internal logic block, CPU wake-up (0x04, 0x05) */
562 data[0] = 0xC4;
563 data[1] = 0x40;
565 switch (priv->xtal) {
566 case SONY_HELENE_XTAL_16000:
567 data[2] = 0x02;
568 break;
569 case SONY_HELENE_XTAL_20500:
570 data[2] = 0x02;
571 break;
572 case SONY_HELENE_XTAL_24000:
573 data[2] = 0x03;
574 break;
575 case SONY_HELENE_XTAL_41000:
576 data[2] = 0x05;
577 break;
578 default:
579 dev_err(&priv->i2c->dev, "%s(): unknown xtal %d\n",
580 __func__, priv->xtal);
581 return -EINVAL;
584 /* Setting for analog block (0x07). LOOPFILTER INTERNAL */
585 data[3] = 0x80;
587 /* Tuning setting for analog block
588 * (0x08, 0x09, 0x0A, 0x0B). LOOPFILTER INTERNAL
590 if (priv->xtal == SONY_HELENE_XTAL_20500)
591 data[4] = 0x58;
592 else
593 data[4] = 0x70;
595 data[5] = 0x1E;
596 data[6] = 0x02;
597 data[7] = 0x24;
599 /* Enable for analog block (0x0C, 0x0D, 0x0E). SAT LNA ON */
600 data[8] = 0x0F;
601 data[8] |= 0xE0; /* POWERSAVE_TERR_RF_ACTIVE */
602 data[9] = 0x02;
603 data[10] = 0x1E;
605 /* Setting for LPF cutoff frequency (0x0F) */
606 switch (tv_system) {
607 case SONY_HELENE_STV_ISDBS:
608 data[11] = 0x22; /* 22MHz */
609 break;
610 case SONY_HELENE_STV_DVBS:
611 if (symbol_rate <= 4000)
612 data[11] = 0x05;
613 else if (symbol_rate <= 10000)
614 data[11] = (uint8_t)((symbol_rate * 47
615 + (40000-1)) / 40000);
616 else
617 data[11] = (uint8_t)((symbol_rate * 27
618 + (40000-1)) / 40000 + 5);
620 if (data[11] > 36)
621 data[11] = 36; /* 5 <= lpf_cutoff <= 36 is valid */
622 break;
623 case SONY_HELENE_STV_DVBS2:
624 if (symbol_rate <= 4000)
625 data[11] = 0x05;
626 else if (symbol_rate <= 10000)
627 data[11] = (uint8_t)((symbol_rate * 11
628 + (10000-1)) / 10000);
629 else
630 data[11] = (uint8_t)((symbol_rate * 3
631 + (5000-1)) / 5000 + 5);
633 if (data[11] > 36)
634 data[11] = 36; /* 5 <= lpf_cutoff <= 36 is valid */
635 break;
636 default:
637 dev_err(&priv->i2c->dev, "%s(): unknown standard %d\n",
638 __func__, tv_system);
639 return -EINVAL;
642 /* RF tuning frequency setting (0x10, 0x11, 0x12) */
643 frequency4kHz = (frequencykHz + 2) / 4;
644 data[12] = (uint8_t)(frequency4kHz & 0xFF); /* FRF_L */
645 data[13] = (uint8_t)((frequency4kHz >> 8) & 0xFF); /* FRF_M */
646 /* FRF_H (bit[3:0]) */
647 data[14] = (uint8_t)((frequency4kHz >> 16) & 0x0F);
649 /* Tuning command (0x13) */
650 data[15] = 0xFF;
652 /* Setting for IQOUT_LIMIT (0x14) 0.75Vpp */
653 data[16] = 0x00;
655 /* Enable IQ output (0x15) */
656 data[17] = 0x01;
658 helene_write_regs(priv, 0x04, data, 18);
660 dev_dbg(&priv->i2c->dev, "%s(): tune done\n",
661 __func__);
663 priv->frequency = frequency;
664 return 0;
667 static int helene_set_params(struct dvb_frontend *fe)
669 u8 data[MAX_WRITE_REGSIZE];
670 u32 frequency;
671 enum helene_tv_system_t tv_system;
672 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
673 struct helene_priv *priv = fe->tuner_priv;
674 int frequencykHz = p->frequency / 1000;
676 dev_dbg(&priv->i2c->dev, "%s(): tune frequency %dkHz\n",
677 __func__, frequencykHz);
678 tv_system = helene_get_tv_system(fe);
680 if (tv_system == SONY_HELENE_TV_SYSTEM_UNKNOWN) {
681 dev_dbg(&priv->i2c->dev, "%s(): unknown DTV system\n",
682 __func__);
683 return -EINVAL;
685 if (priv->set_tuner)
686 priv->set_tuner(priv->set_tuner_data, 1);
687 frequency = roundup(p->frequency / 1000, 25);
689 /* mode select */
690 helene_write_reg(priv, 0x01, 0x00);
692 /* Disable IF signal output */
693 helene_write_reg(priv, 0x74, 0x02);
695 if (priv->state == STATE_SLEEP)
696 helene_leave_power_save(priv);
698 /* Initial setting for internal analog block (0x91, 0x92) */
699 if ((tv_system == SONY_HELENE_DTV_DVBC_6) ||
700 (tv_system == SONY_HELENE_DTV_DVBC_8)) {
701 data[0] = 0x16;
702 data[1] = 0x26;
703 } else {
704 data[0] = 0x10;
705 data[1] = 0x20;
707 helene_write_regs(priv, 0x91, data, 2);
709 /* Setting for analog block */
710 if (TERR_INTERNAL_LOOPFILTER_AVAILABLE(tv_system))
711 data[0] = 0x90;
712 else
713 data[0] = 0x00;
715 /* Setting for local polarity (0x9D) */
716 data[1] = (uint8_t)(terr_params[tv_system].IS_LOWERLOCAL & 0x01);
717 helene_write_regs(priv, 0x9C, data, 2);
719 /* Enable for analog block */
720 data[0] = 0xEE;
721 data[1] = 0x02;
722 data[2] = 0x1E;
723 data[3] = 0x67; /* Tuning setting for CPU */
725 /* Setting for PLL reference divider for xtal=24MHz */
726 if ((tv_system == SONY_HELENE_DTV_DVBC_6) ||
727 (tv_system == SONY_HELENE_DTV_DVBC_8))
728 data[4] = 0x18;
729 else
730 data[4] = 0x03;
732 /* Tuning setting for analog block */
733 if (TERR_INTERNAL_LOOPFILTER_AVAILABLE(tv_system)) {
734 data[5] = 0x38;
735 data[6] = 0x1E;
736 data[7] = 0x02;
737 data[8] = 0x24;
738 } else if ((tv_system == SONY_HELENE_DTV_DVBC_6) ||
739 (tv_system == SONY_HELENE_DTV_DVBC_8)) {
740 data[5] = 0x1C;
741 data[6] = 0x78;
742 data[7] = 0x08;
743 data[8] = 0x1C;
744 } else {
745 data[5] = 0xB4;
746 data[6] = 0x78;
747 data[7] = 0x08;
748 data[8] = 0x30;
750 helene_write_regs(priv, 0x5E, data, 9);
752 /* LT_AMP_EN should be 0 */
753 helene_set_reg_bits(priv, 0x67, 0x0, 0x02);
755 /* Setting for IFOUT_LIMIT */
756 data[0] = 0x00; /* 1.5Vpp */
758 /* RF_GAIN setting */
759 if (terr_params[tv_system].RF_GAIN == HELENE_AUTO)
760 data[1] = 0x80; /* RF_GAIN_SEL = 1 */
761 else
762 data[1] = (uint8_t)((terr_params[tv_system].RF_GAIN
763 << 4) & 0x70);
765 /* IF_BPF_GC setting */
766 data[1] |= (uint8_t)(terr_params[tv_system].IF_BPF_GC & 0x0F);
768 /* Setting for internal RFAGC (0x6A, 0x6B, 0x6C) */
769 data[2] = 0x00;
770 if (frequencykHz <= 172000) {
771 data[3] = (uint8_t)(terr_params[tv_system].RFOVLD_DET_LV1_VL
772 & 0x0F);
773 data[4] = (uint8_t)(terr_params[tv_system].IFOVLD_DET_LV_VL
774 & 0x07);
775 } else if (frequencykHz <= 464000) {
776 data[3] = (uint8_t)(terr_params[tv_system].RFOVLD_DET_LV1_VH
777 & 0x0F);
778 data[4] = (uint8_t)(terr_params[tv_system].IFOVLD_DET_LV_VH
779 & 0x07);
780 } else {
781 data[3] = (uint8_t)(terr_params[tv_system].RFOVLD_DET_LV1_U
782 & 0x0F);
783 data[4] = (uint8_t)(terr_params[tv_system].IFOVLD_DET_LV_U
784 & 0x07);
786 data[4] |= 0x20;
788 /* Setting for IF frequency and bandwidth */
790 /* IF filter center frequency offset (IF_BPF_F0) (0x6D) */
791 data[5] = (uint8_t)((terr_params[tv_system].IF_BPF_F0 << 4) & 0x30);
793 /* IF filter band width (BW) (0x6D) */
794 data[5] |= (uint8_t)(terr_params[tv_system].BW & 0x03);
796 /* IF frequency offset value (FIF_OFFSET) (0x6E) */
797 data[6] = (uint8_t)(terr_params[tv_system].FIF_OFFSET & 0x1F);
799 /* IF band width offset value (BW_OFFSET) (0x6F) */
800 data[7] = (uint8_t)(terr_params[tv_system].BW_OFFSET & 0x1F);
802 /* RF tuning frequency setting (0x70, 0x71, 0x72) */
803 data[8] = (uint8_t)(frequencykHz & 0xFF); /* FRF_L */
804 data[9] = (uint8_t)((frequencykHz >> 8) & 0xFF); /* FRF_M */
805 data[10] = (uint8_t)((frequencykHz >> 16)
806 & 0x0F); /* FRF_H (bit[3:0]) */
808 /* Tuning command */
809 data[11] = 0xFF;
811 /* Enable IF output, AGC and IFOUT pin selection (0x74) */
812 data[12] = 0x01;
814 if ((tv_system == SONY_HELENE_DTV_DVBC_6) ||
815 (tv_system == SONY_HELENE_DTV_DVBC_8)) {
816 data[13] = 0xD9;
817 data[14] = 0x0F;
818 data[15] = 0x24;
819 data[16] = 0x87;
820 } else {
821 data[13] = 0x99;
822 data[14] = 0x00;
823 data[15] = 0x24;
824 data[16] = 0x87;
827 helene_write_regs(priv, 0x68, data, 17);
829 dev_dbg(&priv->i2c->dev, "%s(): tune done\n",
830 __func__);
832 priv->frequency = frequency;
833 return 0;
836 static int helene_get_frequency(struct dvb_frontend *fe, u32 *frequency)
838 struct helene_priv *priv = fe->tuner_priv;
840 *frequency = priv->frequency * 1000;
841 return 0;
844 static const struct dvb_tuner_ops helene_tuner_ops = {
845 .info = {
846 .name = "Sony HELENE Ter tuner",
847 .frequency_min = 1000000,
848 .frequency_max = 1200000000,
849 .frequency_step = 25000,
851 .init = helene_init,
852 .release = helene_release,
853 .sleep = helene_sleep,
854 .set_params = helene_set_params,
855 .get_frequency = helene_get_frequency,
858 static const struct dvb_tuner_ops helene_tuner_ops_s = {
859 .info = {
860 .name = "Sony HELENE Sat tuner",
861 .frequency_min = 500000,
862 .frequency_max = 2500000,
863 .frequency_step = 1000,
865 .init = helene_init,
866 .release = helene_release,
867 .sleep = helene_sleep,
868 .set_params = helene_set_params_s,
869 .get_frequency = helene_get_frequency,
872 /* power-on tuner
873 * call once after reset
875 static int helene_x_pon(struct helene_priv *priv)
877 /* RFIN matching in power save (terrestrial) = ACTIVE */
878 /* RFIN matching in power save (satellite) = ACTIVE */
879 u8 dataT[] = { 0x06, 0x00, 0x02, 0x00 };
880 /* SAT_RF_ACTIVE = true, lnaOff = false, terrRfActive = true */
881 u8 dataS[] = { 0x05, 0x06 };
882 u8 cdata[] = {0x7A, 0x01};
883 u8 data[20];
884 u8 rdata[2];
886 /* mode select */
887 helene_write_reg(priv, 0x01, 0x00);
889 helene_write_reg(priv, 0x67, dataT[3]);
890 helene_write_reg(priv, 0x43, dataS[1]);
891 helene_write_regs(priv, 0x5E, dataT, 3);
892 helene_write_reg(priv, 0x0C, dataS[0]);
894 /* Initial setting for internal logic block */
895 helene_write_regs(priv, 0x99, cdata, sizeof(cdata));
897 /* 0x81 - 0x94 */
898 data[0] = 0x18; /* xtal 24 MHz */
899 data[1] = (uint8_t)(0x80 | (0x04 & 0x1F)); /* 4 x 25 = 100uA */
900 data[2] = (uint8_t)(0x80 | (0x26 & 0x7F)); /* 38 x 0.25 = 9.5pF */
901 data[3] = 0x80; /* REFOUT signal output 500mVpp */
902 data[4] = 0x00; /* GPIO settings */
903 data[5] = 0x00; /* GPIO settings */
904 data[6] = 0xC4; /* Clock enable for internal logic block */
905 data[7] = 0x40; /* Start CPU boot-up */
906 data[8] = 0x10; /* For burst-write */
908 /* Setting for internal RFAGC */
909 data[9] = 0x00;
910 data[10] = 0x45;
911 data[11] = 0x75;
913 data[12] = 0x07; /* Setting for analog block */
915 /* Initial setting for internal analog block */
916 data[13] = 0x1C;
917 data[14] = 0x3F;
918 data[15] = 0x02;
919 data[16] = 0x10;
920 data[17] = 0x20;
921 data[18] = 0x0A;
922 data[19] = 0x00;
924 helene_write_regs(priv, 0x81, data, sizeof(data));
926 /* Setting for internal RFAGC */
927 helene_write_reg(priv, 0x9B, 0x00);
929 msleep(20);
931 /* Check CPU_STT/CPU_ERR */
932 helene_read_regs(priv, 0x1A, rdata, sizeof(rdata));
934 if (rdata[0] != 0x00) {
935 dev_err(&priv->i2c->dev,
936 "HELENE tuner CPU error 0x%x\n", rdata[0]);
937 return -EIO;
940 /* VCO current setting */
941 cdata[0] = 0x90;
942 cdata[1] = 0x06;
943 helene_write_regs(priv, 0x17, cdata, sizeof(cdata));
944 msleep(20);
945 helene_read_reg(priv, 0x19, data);
946 helene_write_reg(priv, 0x95, (uint8_t)((data[0] >> 4) & 0x0F));
948 /* Disable IF signal output */
949 helene_write_reg(priv, 0x74, 0x02);
951 /* Standby setting for CPU */
952 helene_write_reg(priv, 0x88, 0x00);
954 /* Standby setting for internal logic block */
955 helene_write_reg(priv, 0x87, 0xC0);
957 /* Load capacitance control setting for crystal oscillator */
958 helene_write_reg(priv, 0x80, 0x01);
960 /* Satellite initial setting */
961 cdata[0] = 0x07;
962 cdata[1] = 0x00;
963 helene_write_regs(priv, 0x41, cdata, sizeof(cdata));
965 dev_info(&priv->i2c->dev,
966 "HELENE tuner x_pon done\n");
968 return 0;
971 struct dvb_frontend *helene_attach_s(struct dvb_frontend *fe,
972 const struct helene_config *config,
973 struct i2c_adapter *i2c)
975 struct helene_priv *priv = NULL;
977 priv = kzalloc(sizeof(struct helene_priv), GFP_KERNEL);
978 if (priv == NULL)
979 return NULL;
980 priv->i2c_address = (config->i2c_address >> 1);
981 priv->i2c = i2c;
982 priv->set_tuner_data = config->set_tuner_priv;
983 priv->set_tuner = config->set_tuner_callback;
984 priv->xtal = config->xtal;
986 if (fe->ops.i2c_gate_ctrl)
987 fe->ops.i2c_gate_ctrl(fe, 1);
989 if (helene_x_pon(priv) != 0) {
990 kfree(priv);
991 return NULL;
994 if (fe->ops.i2c_gate_ctrl)
995 fe->ops.i2c_gate_ctrl(fe, 0);
997 memcpy(&fe->ops.tuner_ops, &helene_tuner_ops_s,
998 sizeof(struct dvb_tuner_ops));
999 fe->tuner_priv = priv;
1000 dev_info(&priv->i2c->dev,
1001 "Sony HELENE Sat attached on addr=%x at I2C adapter %p\n",
1002 priv->i2c_address, priv->i2c);
1003 return fe;
1005 EXPORT_SYMBOL(helene_attach_s);
1007 struct dvb_frontend *helene_attach(struct dvb_frontend *fe,
1008 const struct helene_config *config,
1009 struct i2c_adapter *i2c)
1011 struct helene_priv *priv = NULL;
1013 priv = kzalloc(sizeof(struct helene_priv), GFP_KERNEL);
1014 if (priv == NULL)
1015 return NULL;
1016 priv->i2c_address = (config->i2c_address >> 1);
1017 priv->i2c = i2c;
1018 priv->set_tuner_data = config->set_tuner_priv;
1019 priv->set_tuner = config->set_tuner_callback;
1020 priv->xtal = config->xtal;
1022 if (fe->ops.i2c_gate_ctrl)
1023 fe->ops.i2c_gate_ctrl(fe, 1);
1025 if (helene_x_pon(priv) != 0) {
1026 kfree(priv);
1027 return NULL;
1030 if (fe->ops.i2c_gate_ctrl)
1031 fe->ops.i2c_gate_ctrl(fe, 0);
1033 memcpy(&fe->ops.tuner_ops, &helene_tuner_ops,
1034 sizeof(struct dvb_tuner_ops));
1035 fe->tuner_priv = priv;
1036 dev_info(&priv->i2c->dev,
1037 "Sony HELENE Ter attached on addr=%x at I2C adapter %p\n",
1038 priv->i2c_address, priv->i2c);
1039 return fe;
1041 EXPORT_SYMBOL(helene_attach);
1043 MODULE_DESCRIPTION("Sony HELENE Sat/Ter tuner driver");
1044 MODULE_AUTHOR("Abylay Ospan <aospan@netup.ru>");
1045 MODULE_LICENSE("GPL");