Commit | Line | Data |
---|---|---|
aacb9d31 ST |
1 | /* |
2 | * Driver for Xceive XC5000 "QAM/8VSB single chip tuner" | |
3 | * | |
4 | * Copyright (c) 2007 Xceive Corporation | |
6d897616 | 5 | * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org> |
e80858e8 | 6 | * Copyright (c) 2009 Devin Heitmueller <dheitmueller@kernellabs.com> |
aacb9d31 ST |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
22 | */ | |
23 | ||
24 | #include <linux/module.h> | |
25 | #include <linux/moduleparam.h> | |
4917019d | 26 | #include <linux/videodev2.h> |
aacb9d31 ST |
27 | #include <linux/delay.h> |
28 | #include <linux/dvb/frontend.h> | |
29 | #include <linux/i2c.h> | |
30 | ||
31 | #include "dvb_frontend.h" | |
32 | ||
33 | #include "xc5000.h" | |
89fd2854 | 34 | #include "tuner-i2c.h" |
aacb9d31 ST |
35 | |
36 | static int debug; | |
37 | module_param(debug, int, 0644); | |
38 | MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); | |
39 | ||
b6bd5eb8 DH |
40 | static int no_poweroff; |
41 | module_param(no_poweroff, int, 0644); | |
42 | MODULE_PARM_DESC(no_poweroff, "0 (default) powers device off when not used.\n" | |
43 | "\t\t1 keep device energized and with tuner ready all the times.\n" | |
44 | "\t\tFaster, but consumes more power and keeps the device hotter"); | |
45 | ||
89fd2854 MK |
46 | static DEFINE_MUTEX(xc5000_list_mutex); |
47 | static LIST_HEAD(hybrid_tuner_instance_list); | |
48 | ||
8f3cd530 | 49 | #define dprintk(level, fmt, arg...) if (debug >= level) \ |
aacb9d31 ST |
50 | printk(KERN_INFO "%s: " fmt, "xc5000", ## arg) |
51 | ||
ffb41234 | 52 | struct xc5000_priv { |
89fd2854 MK |
53 | struct tuner_i2c_props i2c_props; |
54 | struct list_head hybrid_tuner_instance_list; | |
ffb41234 | 55 | |
2a6003c2 | 56 | u32 if_khz; |
ffb41234 MK |
57 | u32 freq_hz; |
58 | u32 bandwidth; | |
59 | u8 video_standard; | |
60 | u8 rf_mode; | |
496e9057 | 61 | u8 radio_input; |
76efb0ba MK |
62 | |
63 | struct xc5000_fw_cfg *fw; | |
ffb41234 MK |
64 | }; |
65 | ||
aacb9d31 | 66 | /* Misc Defines */ |
724dcbfa | 67 | #define MAX_TV_STANDARD 24 |
aacb9d31 ST |
68 | #define XC_MAX_I2C_WRITE_LENGTH 64 |
69 | ||
70 | /* Signal Types */ | |
71 | #define XC_RF_MODE_AIR 0 | |
72 | #define XC_RF_MODE_CABLE 1 | |
73 | ||
74 | /* Result codes */ | |
75 | #define XC_RESULT_SUCCESS 0 | |
76 | #define XC_RESULT_RESET_FAILURE 1 | |
77 | #define XC_RESULT_I2C_WRITE_FAILURE 2 | |
78 | #define XC_RESULT_I2C_READ_FAILURE 3 | |
79 | #define XC_RESULT_OUT_OF_RANGE 5 | |
80 | ||
27c685a4 ST |
81 | /* Product id */ |
82 | #define XC_PRODUCT_ID_FW_NOT_LOADED 0x2000 | |
83 | #define XC_PRODUCT_ID_FW_LOADED 0x1388 | |
84 | ||
aacb9d31 ST |
85 | /* Registers */ |
86 | #define XREG_INIT 0x00 | |
87 | #define XREG_VIDEO_MODE 0x01 | |
88 | #define XREG_AUDIO_MODE 0x02 | |
89 | #define XREG_RF_FREQ 0x03 | |
90 | #define XREG_D_CODE 0x04 | |
91 | #define XREG_IF_OUT 0x05 | |
92 | #define XREG_SEEK_MODE 0x07 | |
7f05b530 | 93 | #define XREG_POWER_DOWN 0x0A /* Obsolete */ |
724dcbfa DB |
94 | /* Set the output amplitude - SIF for analog, DTVP/DTVN for digital */ |
95 | #define XREG_OUTPUT_AMP 0x0B | |
aacb9d31 ST |
96 | #define XREG_SIGNALSOURCE 0x0D /* 0=Air, 1=Cable */ |
97 | #define XREG_SMOOTHEDCVBS 0x0E | |
98 | #define XREG_XTALFREQ 0x0F | |
81c4dfe7 | 99 | #define XREG_FINERFREQ 0x10 |
aacb9d31 ST |
100 | #define XREG_DDIMODE 0x11 |
101 | ||
102 | #define XREG_ADC_ENV 0x00 | |
103 | #define XREG_QUALITY 0x01 | |
104 | #define XREG_FRAME_LINES 0x02 | |
105 | #define XREG_HSYNC_FREQ 0x03 | |
106 | #define XREG_LOCK 0x04 | |
107 | #define XREG_FREQ_ERROR 0x05 | |
108 | #define XREG_SNR 0x06 | |
109 | #define XREG_VERSION 0x07 | |
110 | #define XREG_PRODUCT_ID 0x08 | |
111 | #define XREG_BUSY 0x09 | |
bae7b7d7 | 112 | #define XREG_BUILD 0x0D |
aacb9d31 ST |
113 | |
114 | /* | |
115 | Basic firmware description. This will remain with | |
116 | the driver for documentation purposes. | |
117 | ||
118 | This represents an I2C firmware file encoded as a | |
119 | string of unsigned char. Format is as follows: | |
120 | ||
121 | char[0 ]=len0_MSB -> len = len_MSB * 256 + len_LSB | |
122 | char[1 ]=len0_LSB -> length of first write transaction | |
123 | char[2 ]=data0 -> first byte to be sent | |
124 | char[3 ]=data1 | |
125 | char[4 ]=data2 | |
126 | char[ ]=... | |
127 | char[M ]=dataN -> last byte to be sent | |
128 | char[M+1]=len1_MSB -> len = len_MSB * 256 + len_LSB | |
129 | char[M+2]=len1_LSB -> length of second write transaction | |
130 | char[M+3]=data0 | |
131 | char[M+4]=data1 | |
132 | ... | |
133 | etc. | |
134 | ||
135 | The [len] value should be interpreted as follows: | |
136 | ||
137 | len= len_MSB _ len_LSB | |
138 | len=1111_1111_1111_1111 : End of I2C_SEQUENCE | |
139 | len=0000_0000_0000_0000 : Reset command: Do hardware reset | |
140 | len=0NNN_NNNN_NNNN_NNNN : Normal transaction: number of bytes = {1:32767) | |
141 | len=1WWW_WWWW_WWWW_WWWW : Wait command: wait for {1:32767} ms | |
142 | ||
143 | For the RESET and WAIT commands, the two following bytes will contain | |
144 | immediately the length of the following transaction. | |
145 | ||
146 | */ | |
8f3cd530 | 147 | struct XC_TV_STANDARD { |
aacb9d31 | 148 | char *Name; |
e12671cf ST |
149 | u16 AudioMode; |
150 | u16 VideoMode; | |
8f3cd530 | 151 | }; |
aacb9d31 ST |
152 | |
153 | /* Tuner standards */ | |
27c685a4 ST |
154 | #define MN_NTSC_PAL_BTSC 0 |
155 | #define MN_NTSC_PAL_A2 1 | |
156 | #define MN_NTSC_PAL_EIAJ 2 | |
157 | #define MN_NTSC_PAL_Mono 3 | |
158 | #define BG_PAL_A2 4 | |
159 | #define BG_PAL_NICAM 5 | |
160 | #define BG_PAL_MONO 6 | |
161 | #define I_PAL_NICAM 7 | |
162 | #define I_PAL_NICAM_MONO 8 | |
163 | #define DK_PAL_A2 9 | |
164 | #define DK_PAL_NICAM 10 | |
165 | #define DK_PAL_MONO 11 | |
166 | #define DK_SECAM_A2DK1 12 | |
167 | #define DK_SECAM_A2LDK3 13 | |
168 | #define DK_SECAM_A2MONO 14 | |
169 | #define L_SECAM_NICAM 15 | |
170 | #define LC_SECAM_NICAM 16 | |
171 | #define DTV6 17 | |
172 | #define DTV8 18 | |
173 | #define DTV7_8 19 | |
174 | #define DTV7 20 | |
175 | #define FM_Radio_INPUT2 21 | |
176 | #define FM_Radio_INPUT1 22 | |
724dcbfa | 177 | #define FM_Radio_INPUT1_MONO 23 |
aacb9d31 | 178 | |
8f3cd530 | 179 | static struct XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = { |
aacb9d31 ST |
180 | {"M/N-NTSC/PAL-BTSC", 0x0400, 0x8020}, |
181 | {"M/N-NTSC/PAL-A2", 0x0600, 0x8020}, | |
182 | {"M/N-NTSC/PAL-EIAJ", 0x0440, 0x8020}, | |
183 | {"M/N-NTSC/PAL-Mono", 0x0478, 0x8020}, | |
184 | {"B/G-PAL-A2", 0x0A00, 0x8049}, | |
185 | {"B/G-PAL-NICAM", 0x0C04, 0x8049}, | |
186 | {"B/G-PAL-MONO", 0x0878, 0x8059}, | |
187 | {"I-PAL-NICAM", 0x1080, 0x8009}, | |
188 | {"I-PAL-NICAM-MONO", 0x0E78, 0x8009}, | |
189 | {"D/K-PAL-A2", 0x1600, 0x8009}, | |
190 | {"D/K-PAL-NICAM", 0x0E80, 0x8009}, | |
191 | {"D/K-PAL-MONO", 0x1478, 0x8009}, | |
192 | {"D/K-SECAM-A2 DK1", 0x1200, 0x8009}, | |
8f3cd530 | 193 | {"D/K-SECAM-A2 L/DK3", 0x0E00, 0x8009}, |
aacb9d31 ST |
194 | {"D/K-SECAM-A2 MONO", 0x1478, 0x8009}, |
195 | {"L-SECAM-NICAM", 0x8E82, 0x0009}, | |
196 | {"L'-SECAM-NICAM", 0x8E82, 0x4009}, | |
197 | {"DTV6", 0x00C0, 0x8002}, | |
198 | {"DTV8", 0x00C0, 0x800B}, | |
199 | {"DTV7/8", 0x00C0, 0x801B}, | |
200 | {"DTV7", 0x00C0, 0x8007}, | |
201 | {"FM Radio-INPUT2", 0x9802, 0x9002}, | |
724dcbfa DB |
202 | {"FM Radio-INPUT1", 0x0208, 0x9002}, |
203 | {"FM Radio-INPUT1_MONO", 0x0278, 0x9002} | |
aacb9d31 ST |
204 | }; |
205 | ||
76efb0ba MK |
206 | struct xc5000_fw_cfg xc5000a_1_6_114 = { |
207 | .name = "dvb-fe-xc5000-1.6.114.fw", | |
208 | .size = 12401, | |
209 | }; | |
210 | ||
d8398805 MK |
211 | struct xc5000_fw_cfg xc5000c_41_024_5_31875 = { |
212 | .name = "dvb-fe-xc5000c-41.024.5-31875.fw", | |
213 | .size = 16503, | |
214 | }; | |
215 | ||
8e4c6797 | 216 | static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe); |
91bd625e | 217 | static int xc5000_is_firmware_loaded(struct dvb_frontend *fe); |
bdd33563 | 218 | static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val); |
91bd625e | 219 | static int xc5000_TunerReset(struct dvb_frontend *fe); |
aacb9d31 | 220 | |
e12671cf | 221 | static int xc_send_i2c_data(struct xc5000_priv *priv, u8 *buf, int len) |
aacb9d31 | 222 | { |
d7800d4e DH |
223 | struct i2c_msg msg = { .addr = priv->i2c_props.addr, |
224 | .flags = 0, .buf = buf, .len = len }; | |
225 | ||
226 | if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) { | |
227 | printk(KERN_ERR "xc5000: I2C write failed (len=%i)\n", len); | |
228 | return XC_RESULT_I2C_WRITE_FAILURE; | |
229 | } | |
230 | return XC_RESULT_SUCCESS; | |
aacb9d31 ST |
231 | } |
232 | ||
1cdffda7 | 233 | #if 0 |
bdd33563 DH |
234 | /* This routine is never used because the only time we read data from the |
235 | i2c bus is when we read registers, and we want that to be an atomic i2c | |
236 | transaction in case we are on a multi-master bus */ | |
e12671cf | 237 | static int xc_read_i2c_data(struct xc5000_priv *priv, u8 *buf, int len) |
aacb9d31 | 238 | { |
bdd33563 DH |
239 | struct i2c_msg msg = { .addr = priv->i2c_props.addr, |
240 | .flags = I2C_M_RD, .buf = buf, .len = len }; | |
241 | ||
242 | if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) { | |
243 | printk(KERN_ERR "xc5000 I2C read failed (len=%i)\n", len); | |
244 | return -EREMOTEIO; | |
245 | } | |
246 | return 0; | |
aacb9d31 | 247 | } |
1cdffda7 | 248 | #endif |
aacb9d31 | 249 | |
4743319f DB |
250 | static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val) |
251 | { | |
252 | u8 buf[2] = { reg >> 8, reg & 0xff }; | |
253 | u8 bval[2] = { 0, 0 }; | |
254 | struct i2c_msg msg[2] = { | |
255 | { .addr = priv->i2c_props.addr, | |
256 | .flags = 0, .buf = &buf[0], .len = 2 }, | |
257 | { .addr = priv->i2c_props.addr, | |
258 | .flags = I2C_M_RD, .buf = &bval[0], .len = 2 }, | |
259 | }; | |
260 | ||
261 | if (i2c_transfer(priv->i2c_props.adap, msg, 2) != 2) { | |
262 | printk(KERN_WARNING "xc5000: I2C read failed\n"); | |
263 | return -EREMOTEIO; | |
264 | } | |
265 | ||
266 | *val = (bval[0] << 8) | bval[1]; | |
267 | return XC_RESULT_SUCCESS; | |
268 | } | |
269 | ||
e12671cf | 270 | static void xc_wait(int wait_ms) |
aacb9d31 | 271 | { |
e12671cf | 272 | msleep(wait_ms); |
aacb9d31 ST |
273 | } |
274 | ||
91bd625e | 275 | static int xc5000_TunerReset(struct dvb_frontend *fe) |
aacb9d31 ST |
276 | { |
277 | struct xc5000_priv *priv = fe->tuner_priv; | |
278 | int ret; | |
279 | ||
271ddbf7 | 280 | dprintk(1, "%s()\n", __func__); |
aacb9d31 | 281 | |
d7cba043 MK |
282 | if (fe->callback) { |
283 | ret = fe->callback(((fe->dvb) && (fe->dvb->priv)) ? | |
30650961 MK |
284 | fe->dvb->priv : |
285 | priv->i2c_props.adap->algo_data, | |
d7cba043 | 286 | DVB_FRONTEND_COMPONENT_TUNER, |
30650961 | 287 | XC5000_TUNER_RESET, 0); |
91bd625e | 288 | if (ret) { |
aacb9d31 | 289 | printk(KERN_ERR "xc5000: reset failed\n"); |
91bd625e DH |
290 | return XC_RESULT_RESET_FAILURE; |
291 | } | |
292 | } else { | |
27c685a4 | 293 | printk(KERN_ERR "xc5000: no tuner reset callback function, fatal\n"); |
91bd625e DH |
294 | return XC_RESULT_RESET_FAILURE; |
295 | } | |
296 | return XC_RESULT_SUCCESS; | |
aacb9d31 ST |
297 | } |
298 | ||
e12671cf | 299 | static int xc_write_reg(struct xc5000_priv *priv, u16 regAddr, u16 i2cData) |
aacb9d31 | 300 | { |
e12671cf | 301 | u8 buf[4]; |
a37791c5 | 302 | int WatchDogTimer = 100; |
aacb9d31 ST |
303 | int result; |
304 | ||
305 | buf[0] = (regAddr >> 8) & 0xFF; | |
306 | buf[1] = regAddr & 0xFF; | |
307 | buf[2] = (i2cData >> 8) & 0xFF; | |
308 | buf[3] = i2cData & 0xFF; | |
309 | result = xc_send_i2c_data(priv, buf, 4); | |
e12671cf | 310 | if (result == XC_RESULT_SUCCESS) { |
aacb9d31 ST |
311 | /* wait for busy flag to clear */ |
312 | while ((WatchDogTimer > 0) && (result == XC_RESULT_SUCCESS)) { | |
1cdffda7 | 313 | result = xc5000_readreg(priv, XREG_BUSY, (u16 *)buf); |
aacb9d31 | 314 | if (result == XC_RESULT_SUCCESS) { |
4743319f DB |
315 | if ((buf[0] == 0) && (buf[1] == 0)) { |
316 | /* busy flag cleared */ | |
aacb9d31 | 317 | break; |
4743319f DB |
318 | } else { |
319 | xc_wait(5); /* wait 5 ms */ | |
320 | WatchDogTimer--; | |
aacb9d31 ST |
321 | } |
322 | } | |
323 | } | |
324 | } | |
325 | if (WatchDogTimer < 0) | |
326 | result = XC_RESULT_I2C_WRITE_FAILURE; | |
327 | ||
328 | return result; | |
329 | } | |
330 | ||
c63e87e9 | 331 | static int xc_load_i2c_sequence(struct dvb_frontend *fe, const u8 *i2c_sequence) |
aacb9d31 ST |
332 | { |
333 | struct xc5000_priv *priv = fe->tuner_priv; | |
334 | ||
335 | int i, nbytes_to_send, result; | |
336 | unsigned int len, pos, index; | |
e12671cf | 337 | u8 buf[XC_MAX_I2C_WRITE_LENGTH]; |
aacb9d31 | 338 | |
8f3cd530 ST |
339 | index = 0; |
340 | while ((i2c_sequence[index] != 0xFF) || | |
341 | (i2c_sequence[index + 1] != 0xFF)) { | |
342 | len = i2c_sequence[index] * 256 + i2c_sequence[index+1]; | |
e12671cf | 343 | if (len == 0x0000) { |
aacb9d31 | 344 | /* RESET command */ |
91bd625e | 345 | result = xc5000_TunerReset(fe); |
aacb9d31 | 346 | index += 2; |
e12671cf | 347 | if (result != XC_RESULT_SUCCESS) |
aacb9d31 ST |
348 | return result; |
349 | } else if (len & 0x8000) { | |
350 | /* WAIT command */ | |
351 | xc_wait(len & 0x7FFF); | |
352 | index += 2; | |
353 | } else { | |
354 | /* Send i2c data whilst ensuring individual transactions | |
355 | * do not exceed XC_MAX_I2C_WRITE_LENGTH bytes. | |
356 | */ | |
357 | index += 2; | |
358 | buf[0] = i2c_sequence[index]; | |
359 | buf[1] = i2c_sequence[index + 1]; | |
360 | pos = 2; | |
361 | while (pos < len) { | |
8f3cd530 ST |
362 | if ((len - pos) > XC_MAX_I2C_WRITE_LENGTH - 2) |
363 | nbytes_to_send = | |
364 | XC_MAX_I2C_WRITE_LENGTH; | |
365 | else | |
aacb9d31 | 366 | nbytes_to_send = (len - pos + 2); |
8f3cd530 ST |
367 | for (i = 2; i < nbytes_to_send; i++) { |
368 | buf[i] = i2c_sequence[index + pos + | |
369 | i - 2]; | |
aacb9d31 | 370 | } |
8f3cd530 ST |
371 | result = xc_send_i2c_data(priv, buf, |
372 | nbytes_to_send); | |
aacb9d31 | 373 | |
e12671cf | 374 | if (result != XC_RESULT_SUCCESS) |
aacb9d31 ST |
375 | return result; |
376 | ||
377 | pos += nbytes_to_send - 2; | |
378 | } | |
379 | index += len; | |
380 | } | |
381 | } | |
382 | return XC_RESULT_SUCCESS; | |
383 | } | |
384 | ||
e12671cf | 385 | static int xc_initialize(struct xc5000_priv *priv) |
aacb9d31 | 386 | { |
271ddbf7 | 387 | dprintk(1, "%s()\n", __func__); |
aacb9d31 ST |
388 | return xc_write_reg(priv, XREG_INIT, 0); |
389 | } | |
390 | ||
e12671cf ST |
391 | static int xc_SetTVStandard(struct xc5000_priv *priv, |
392 | u16 VideoMode, u16 AudioMode) | |
aacb9d31 ST |
393 | { |
394 | int ret; | |
271ddbf7 | 395 | dprintk(1, "%s(0x%04x,0x%04x)\n", __func__, VideoMode, AudioMode); |
aacb9d31 | 396 | dprintk(1, "%s() Standard = %s\n", |
271ddbf7 | 397 | __func__, |
aacb9d31 ST |
398 | XC5000_Standard[priv->video_standard].Name); |
399 | ||
400 | ret = xc_write_reg(priv, XREG_VIDEO_MODE, VideoMode); | |
401 | if (ret == XC_RESULT_SUCCESS) | |
402 | ret = xc_write_reg(priv, XREG_AUDIO_MODE, AudioMode); | |
403 | ||
404 | return ret; | |
405 | } | |
406 | ||
e12671cf | 407 | static int xc_SetSignalSource(struct xc5000_priv *priv, u16 rf_mode) |
aacb9d31 | 408 | { |
271ddbf7 | 409 | dprintk(1, "%s(%d) Source = %s\n", __func__, rf_mode, |
aacb9d31 ST |
410 | rf_mode == XC_RF_MODE_AIR ? "ANTENNA" : "CABLE"); |
411 | ||
8f3cd530 | 412 | if ((rf_mode != XC_RF_MODE_AIR) && (rf_mode != XC_RF_MODE_CABLE)) { |
aacb9d31 ST |
413 | rf_mode = XC_RF_MODE_CABLE; |
414 | printk(KERN_ERR | |
415 | "%s(), Invalid mode, defaulting to CABLE", | |
271ddbf7 | 416 | __func__); |
aacb9d31 ST |
417 | } |
418 | return xc_write_reg(priv, XREG_SIGNALSOURCE, rf_mode); | |
419 | } | |
420 | ||
e12671cf | 421 | static const struct dvb_tuner_ops xc5000_tuner_ops; |
aacb9d31 | 422 | |
e12671cf ST |
423 | static int xc_set_RF_frequency(struct xc5000_priv *priv, u32 freq_hz) |
424 | { | |
425 | u16 freq_code; | |
aacb9d31 | 426 | |
271ddbf7 | 427 | dprintk(1, "%s(%u)\n", __func__, freq_hz); |
aacb9d31 | 428 | |
e12671cf ST |
429 | if ((freq_hz > xc5000_tuner_ops.info.frequency_max) || |
430 | (freq_hz < xc5000_tuner_ops.info.frequency_min)) | |
aacb9d31 ST |
431 | return XC_RESULT_OUT_OF_RANGE; |
432 | ||
e12671cf ST |
433 | freq_code = (u16)(freq_hz / 15625); |
434 | ||
81c4dfe7 DH |
435 | /* Starting in firmware version 1.1.44, Xceive recommends using the |
436 | FINERFREQ for all normal tuning (the doc indicates reg 0x03 should | |
437 | only be used for fast scanning for channel lock) */ | |
438 | return xc_write_reg(priv, XREG_FINERFREQ, freq_code); | |
aacb9d31 ST |
439 | } |
440 | ||
aacb9d31 | 441 | |
e12671cf ST |
442 | static int xc_set_IF_frequency(struct xc5000_priv *priv, u32 freq_khz) |
443 | { | |
444 | u32 freq_code = (freq_khz * 1024)/1000; | |
445 | dprintk(1, "%s(freq_khz = %d) freq_code = 0x%x\n", | |
271ddbf7 | 446 | __func__, freq_khz, freq_code); |
aacb9d31 | 447 | |
e12671cf | 448 | return xc_write_reg(priv, XREG_IF_OUT, freq_code); |
aacb9d31 ST |
449 | } |
450 | ||
aacb9d31 | 451 | |
e12671cf | 452 | static int xc_get_ADC_Envelope(struct xc5000_priv *priv, u16 *adc_envelope) |
aacb9d31 | 453 | { |
bdd33563 | 454 | return xc5000_readreg(priv, XREG_ADC_ENV, adc_envelope); |
aacb9d31 ST |
455 | } |
456 | ||
e12671cf | 457 | static int xc_get_frequency_error(struct xc5000_priv *priv, u32 *freq_error_hz) |
aacb9d31 ST |
458 | { |
459 | int result; | |
e12671cf | 460 | u16 regData; |
aacb9d31 ST |
461 | u32 tmp; |
462 | ||
bdd33563 | 463 | result = xc5000_readreg(priv, XREG_FREQ_ERROR, ®Data); |
7988fc21 | 464 | if (result != XC_RESULT_SUCCESS) |
aacb9d31 ST |
465 | return result; |
466 | ||
467 | tmp = (u32)regData; | |
e12671cf | 468 | (*freq_error_hz) = (tmp * 15625) / 1000; |
aacb9d31 ST |
469 | return result; |
470 | } | |
471 | ||
e12671cf | 472 | static int xc_get_lock_status(struct xc5000_priv *priv, u16 *lock_status) |
aacb9d31 | 473 | { |
bdd33563 | 474 | return xc5000_readreg(priv, XREG_LOCK, lock_status); |
aacb9d31 ST |
475 | } |
476 | ||
e12671cf ST |
477 | static int xc_get_version(struct xc5000_priv *priv, |
478 | u8 *hw_majorversion, u8 *hw_minorversion, | |
479 | u8 *fw_majorversion, u8 *fw_minorversion) | |
aacb9d31 | 480 | { |
e12671cf | 481 | u16 data; |
aacb9d31 ST |
482 | int result; |
483 | ||
bdd33563 | 484 | result = xc5000_readreg(priv, XREG_VERSION, &data); |
7988fc21 | 485 | if (result != XC_RESULT_SUCCESS) |
aacb9d31 ST |
486 | return result; |
487 | ||
e12671cf ST |
488 | (*hw_majorversion) = (data >> 12) & 0x0F; |
489 | (*hw_minorversion) = (data >> 8) & 0x0F; | |
490 | (*fw_majorversion) = (data >> 4) & 0x0F; | |
491 | (*fw_minorversion) = data & 0x0F; | |
aacb9d31 ST |
492 | |
493 | return 0; | |
494 | } | |
495 | ||
bae7b7d7 DH |
496 | static int xc_get_buildversion(struct xc5000_priv *priv, u16 *buildrev) |
497 | { | |
498 | return xc5000_readreg(priv, XREG_BUILD, buildrev); | |
499 | } | |
500 | ||
e12671cf | 501 | static int xc_get_hsync_freq(struct xc5000_priv *priv, u32 *hsync_freq_hz) |
aacb9d31 | 502 | { |
e12671cf | 503 | u16 regData; |
aacb9d31 ST |
504 | int result; |
505 | ||
bdd33563 | 506 | result = xc5000_readreg(priv, XREG_HSYNC_FREQ, ®Data); |
7988fc21 | 507 | if (result != XC_RESULT_SUCCESS) |
aacb9d31 ST |
508 | return result; |
509 | ||
510 | (*hsync_freq_hz) = ((regData & 0x0fff) * 763)/100; | |
511 | return result; | |
512 | } | |
513 | ||
e12671cf | 514 | static int xc_get_frame_lines(struct xc5000_priv *priv, u16 *frame_lines) |
aacb9d31 | 515 | { |
bdd33563 | 516 | return xc5000_readreg(priv, XREG_FRAME_LINES, frame_lines); |
aacb9d31 ST |
517 | } |
518 | ||
e12671cf | 519 | static int xc_get_quality(struct xc5000_priv *priv, u16 *quality) |
aacb9d31 | 520 | { |
bdd33563 | 521 | return xc5000_readreg(priv, XREG_QUALITY, quality); |
aacb9d31 ST |
522 | } |
523 | ||
e12671cf | 524 | static u16 WaitForLock(struct xc5000_priv *priv) |
aacb9d31 | 525 | { |
e12671cf | 526 | u16 lockState = 0; |
aacb9d31 | 527 | int watchDogCount = 40; |
e12671cf ST |
528 | |
529 | while ((lockState == 0) && (watchDogCount > 0)) { | |
aacb9d31 | 530 | xc_get_lock_status(priv, &lockState); |
e12671cf | 531 | if (lockState != 1) { |
aacb9d31 ST |
532 | xc_wait(5); |
533 | watchDogCount--; | |
534 | } | |
535 | } | |
536 | return lockState; | |
537 | } | |
538 | ||
a78baacf DH |
539 | #define XC_TUNE_ANALOG 0 |
540 | #define XC_TUNE_DIGITAL 1 | |
541 | static int xc_tune_channel(struct xc5000_priv *priv, u32 freq_hz, int mode) | |
aacb9d31 ST |
542 | { |
543 | int found = 0; | |
544 | ||
271ddbf7 | 545 | dprintk(1, "%s(%u)\n", __func__, freq_hz); |
aacb9d31 | 546 | |
e12671cf | 547 | if (xc_set_RF_frequency(priv, freq_hz) != XC_RESULT_SUCCESS) |
aacb9d31 ST |
548 | return 0; |
549 | ||
a78baacf DH |
550 | if (mode == XC_TUNE_ANALOG) { |
551 | if (WaitForLock(priv) == 1) | |
552 | found = 1; | |
553 | } | |
aacb9d31 ST |
554 | |
555 | return found; | |
556 | } | |
557 | ||
aacb9d31 | 558 | |
8f3cd530 | 559 | static int xc5000_fwupload(struct dvb_frontend *fe) |
aacb9d31 ST |
560 | { |
561 | struct xc5000_priv *priv = fe->tuner_priv; | |
562 | const struct firmware *fw; | |
563 | int ret; | |
564 | ||
e12671cf ST |
565 | /* request the firmware, this will block and timeout */ |
566 | printk(KERN_INFO "xc5000: waiting for firmware upload (%s)...\n", | |
76efb0ba | 567 | priv->fw->name); |
e12671cf | 568 | |
76efb0ba | 569 | ret = request_firmware(&fw, priv->fw->name, |
e9785250 | 570 | priv->i2c_props.adap->dev.parent); |
aacb9d31 ST |
571 | if (ret) { |
572 | printk(KERN_ERR "xc5000: Upload failed. (file not found?)\n"); | |
573 | ret = XC_RESULT_RESET_FAILURE; | |
5ea60531 | 574 | goto out; |
aacb9d31 | 575 | } else { |
34a0db92 | 576 | printk(KERN_DEBUG "xc5000: firmware read %Zu bytes.\n", |
3f51451b | 577 | fw->size); |
aacb9d31 ST |
578 | ret = XC_RESULT_SUCCESS; |
579 | } | |
580 | ||
76efb0ba | 581 | if (fw->size != priv->fw->size) { |
aacb9d31 ST |
582 | printk(KERN_ERR "xc5000: firmware incorrect size\n"); |
583 | ret = XC_RESULT_RESET_FAILURE; | |
584 | } else { | |
34a0db92 | 585 | printk(KERN_INFO "xc5000: firmware uploading...\n"); |
8f3cd530 | 586 | ret = xc_load_i2c_sequence(fe, fw->data); |
34a0db92 | 587 | printk(KERN_INFO "xc5000: firmware upload complete...\n"); |
aacb9d31 ST |
588 | } |
589 | ||
5ea60531 | 590 | out: |
aacb9d31 ST |
591 | release_firmware(fw); |
592 | return ret; | |
593 | } | |
594 | ||
e12671cf | 595 | static void xc_debug_dump(struct xc5000_priv *priv) |
aacb9d31 | 596 | { |
e12671cf ST |
597 | u16 adc_envelope; |
598 | u32 freq_error_hz = 0; | |
599 | u16 lock_status; | |
600 | u32 hsync_freq_hz = 0; | |
601 | u16 frame_lines; | |
602 | u16 quality; | |
603 | u8 hw_majorversion = 0, hw_minorversion = 0; | |
604 | u8 fw_majorversion = 0, fw_minorversion = 0; | |
bae7b7d7 | 605 | u16 fw_buildversion = 0; |
aacb9d31 ST |
606 | |
607 | /* Wait for stats to stabilize. | |
608 | * Frame Lines needs two frame times after initial lock | |
609 | * before it is valid. | |
610 | */ | |
e12671cf | 611 | xc_wait(100); |
aacb9d31 | 612 | |
e12671cf ST |
613 | xc_get_ADC_Envelope(priv, &adc_envelope); |
614 | dprintk(1, "*** ADC envelope (0-1023) = %d\n", adc_envelope); | |
aacb9d31 | 615 | |
e12671cf ST |
616 | xc_get_frequency_error(priv, &freq_error_hz); |
617 | dprintk(1, "*** Frequency error = %d Hz\n", freq_error_hz); | |
aacb9d31 | 618 | |
e12671cf ST |
619 | xc_get_lock_status(priv, &lock_status); |
620 | dprintk(1, "*** Lock status (0-Wait, 1-Locked, 2-No-signal) = %d\n", | |
aacb9d31 ST |
621 | lock_status); |
622 | ||
623 | xc_get_version(priv, &hw_majorversion, &hw_minorversion, | |
e12671cf | 624 | &fw_majorversion, &fw_minorversion); |
bae7b7d7 DH |
625 | xc_get_buildversion(priv, &fw_buildversion); |
626 | dprintk(1, "*** HW: V%02x.%02x, FW: V%02x.%02x.%04x\n", | |
aacb9d31 | 627 | hw_majorversion, hw_minorversion, |
bae7b7d7 | 628 | fw_majorversion, fw_minorversion, fw_buildversion); |
aacb9d31 | 629 | |
e12671cf ST |
630 | xc_get_hsync_freq(priv, &hsync_freq_hz); |
631 | dprintk(1, "*** Horizontal sync frequency = %d Hz\n", hsync_freq_hz); | |
aacb9d31 | 632 | |
e12671cf ST |
633 | xc_get_frame_lines(priv, &frame_lines); |
634 | dprintk(1, "*** Frame lines = %d\n", frame_lines); | |
aacb9d31 | 635 | |
e12671cf ST |
636 | xc_get_quality(priv, &quality); |
637 | dprintk(1, "*** Quality (0:<8dB, 7:>56dB) = %d\n", quality); | |
aacb9d31 ST |
638 | } |
639 | ||
14d24d14 | 640 | static int xc5000_set_params(struct dvb_frontend *fe) |
aacb9d31 | 641 | { |
fd66c45d | 642 | int ret, b; |
aacb9d31 | 643 | struct xc5000_priv *priv = fe->tuner_priv; |
fd66c45d MCC |
644 | u32 bw = fe->dtv_property_cache.bandwidth_hz; |
645 | u32 freq = fe->dtv_property_cache.frequency; | |
646 | u32 delsys = fe->dtv_property_cache.delivery_system; | |
aacb9d31 | 647 | |
760c466c DH |
648 | if (xc5000_is_firmware_loaded(fe) != XC_RESULT_SUCCESS) { |
649 | if (xc_load_fw_and_init_tuner(fe) != XC_RESULT_SUCCESS) { | |
650 | dprintk(1, "Unable to load firmware and init tuner\n"); | |
651 | return -EINVAL; | |
652 | } | |
653 | } | |
8e4c6797 | 654 | |
fd66c45d | 655 | dprintk(1, "%s() frequency=%d (Hz)\n", __func__, freq); |
aacb9d31 | 656 | |
fd66c45d MCC |
657 | switch (delsys) { |
658 | case SYS_ATSC: | |
659 | dprintk(1, "%s() VSB modulation\n", __func__); | |
660 | priv->rf_mode = XC_RF_MODE_AIR; | |
661 | priv->freq_hz = freq - 1750000; | |
fd66c45d MCC |
662 | priv->video_standard = DTV6; |
663 | break; | |
664 | case SYS_DVBC_ANNEX_B: | |
665 | dprintk(1, "%s() QAM modulation\n", __func__); | |
666 | priv->rf_mode = XC_RF_MODE_CABLE; | |
667 | priv->freq_hz = freq - 1750000; | |
fd66c45d MCC |
668 | priv->video_standard = DTV6; |
669 | break; | |
670 | case SYS_DVBT: | |
671 | case SYS_DVBT2: | |
6c99080d | 672 | dprintk(1, "%s() OFDM\n", __func__); |
fd66c45d MCC |
673 | switch (bw) { |
674 | case 6000000: | |
6c99080d | 675 | priv->video_standard = DTV6; |
fd66c45d | 676 | priv->freq_hz = freq - 1750000; |
6c99080d | 677 | break; |
fd66c45d | 678 | case 7000000: |
0433cd28 | 679 | priv->video_standard = DTV7; |
fd66c45d | 680 | priv->freq_hz = freq - 2250000; |
0433cd28 | 681 | break; |
fd66c45d | 682 | case 8000000: |
6c99080d | 683 | priv->video_standard = DTV8; |
fd66c45d | 684 | priv->freq_hz = freq - 2750000; |
6c99080d DW |
685 | break; |
686 | default: | |
687 | printk(KERN_ERR "xc5000 bandwidth not set!\n"); | |
688 | return -EINVAL; | |
689 | } | |
aacb9d31 | 690 | priv->rf_mode = XC_RF_MODE_AIR; |
fd66c45d MCC |
691 | case SYS_DVBC_ANNEX_A: |
692 | case SYS_DVBC_ANNEX_C: | |
693 | dprintk(1, "%s() QAM modulation\n", __func__); | |
694 | priv->rf_mode = XC_RF_MODE_CABLE; | |
695 | if (bw <= 6000000) { | |
fd66c45d MCC |
696 | priv->video_standard = DTV6; |
697 | priv->freq_hz = freq - 1750000; | |
698 | b = 6; | |
699 | } else if (bw <= 7000000) { | |
fd66c45d MCC |
700 | priv->video_standard = DTV7; |
701 | priv->freq_hz = freq - 2250000; | |
702 | b = 7; | |
703 | } else { | |
fd66c45d MCC |
704 | priv->video_standard = DTV7_8; |
705 | priv->freq_hz = freq - 2750000; | |
706 | b = 8; | |
e80edce1 | 707 | } |
fd66c45d MCC |
708 | dprintk(1, "%s() Bandwidth %dMHz (%d)\n", __func__, |
709 | b, bw); | |
710 | break; | |
711 | default: | |
712 | printk(KERN_ERR "xc5000: delivery system is not supported!\n"); | |
aacb9d31 ST |
713 | return -EINVAL; |
714 | } | |
715 | ||
fd66c45d MCC |
716 | dprintk(1, "%s() frequency=%d (compensated to %d)\n", |
717 | __func__, freq, priv->freq_hz); | |
aacb9d31 | 718 | |
e12671cf ST |
719 | ret = xc_SetSignalSource(priv, priv->rf_mode); |
720 | if (ret != XC_RESULT_SUCCESS) { | |
721 | printk(KERN_ERR | |
722 | "xc5000: xc_SetSignalSource(%d) failed\n", | |
723 | priv->rf_mode); | |
724 | return -EREMOTEIO; | |
725 | } | |
aacb9d31 | 726 | |
e12671cf | 727 | ret = xc_SetTVStandard(priv, |
aacb9d31 ST |
728 | XC5000_Standard[priv->video_standard].VideoMode, |
729 | XC5000_Standard[priv->video_standard].AudioMode); | |
e12671cf ST |
730 | if (ret != XC_RESULT_SUCCESS) { |
731 | printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n"); | |
732 | return -EREMOTEIO; | |
733 | } | |
734 | ||
2a6003c2 | 735 | ret = xc_set_IF_frequency(priv, priv->if_khz); |
e12671cf ST |
736 | if (ret != XC_RESULT_SUCCESS) { |
737 | printk(KERN_ERR "xc5000: xc_Set_IF_frequency(%d) failed\n", | |
2a6003c2 | 738 | priv->if_khz); |
e12671cf ST |
739 | return -EIO; |
740 | } | |
741 | ||
724dcbfa DB |
742 | xc_write_reg(priv, XREG_OUTPUT_AMP, 0x8a); |
743 | ||
a78baacf | 744 | xc_tune_channel(priv, priv->freq_hz, XC_TUNE_DIGITAL); |
aacb9d31 | 745 | |
e12671cf ST |
746 | if (debug) |
747 | xc_debug_dump(priv); | |
aacb9d31 | 748 | |
c6f56e7d MCC |
749 | priv->bandwidth = bw; |
750 | ||
aacb9d31 ST |
751 | return 0; |
752 | } | |
753 | ||
e470d817 ST |
754 | static int xc5000_is_firmware_loaded(struct dvb_frontend *fe) |
755 | { | |
756 | struct xc5000_priv *priv = fe->tuner_priv; | |
757 | int ret; | |
758 | u16 id; | |
759 | ||
760 | ret = xc5000_readreg(priv, XREG_PRODUCT_ID, &id); | |
761 | if (ret == XC_RESULT_SUCCESS) { | |
762 | if (id == XC_PRODUCT_ID_FW_NOT_LOADED) | |
763 | ret = XC_RESULT_RESET_FAILURE; | |
764 | else | |
765 | ret = XC_RESULT_SUCCESS; | |
766 | } | |
767 | ||
768 | dprintk(1, "%s() returns %s id = 0x%x\n", __func__, | |
769 | ret == XC_RESULT_SUCCESS ? "True" : "False", id); | |
770 | return ret; | |
771 | } | |
772 | ||
d7009cdc | 773 | static int xc5000_set_tv_freq(struct dvb_frontend *fe, |
27c685a4 ST |
774 | struct analog_parameters *params) |
775 | { | |
776 | struct xc5000_priv *priv = fe->tuner_priv; | |
777 | int ret; | |
778 | ||
27c685a4 | 779 | dprintk(1, "%s() frequency=%d (in units of 62.5khz)\n", |
271ddbf7 | 780 | __func__, params->frequency); |
27c685a4 | 781 | |
1fab14ed MCC |
782 | /* Fix me: it could be air. */ |
783 | priv->rf_mode = params->mode; | |
784 | if (params->mode > XC_RF_MODE_CABLE) | |
785 | priv->rf_mode = XC_RF_MODE_CABLE; | |
27c685a4 ST |
786 | |
787 | /* params->frequency is in units of 62.5khz */ | |
788 | priv->freq_hz = params->frequency * 62500; | |
789 | ||
790 | /* FIX ME: Some video standards may have several possible audio | |
791 | standards. We simply default to one of them here. | |
792 | */ | |
8f3cd530 | 793 | if (params->std & V4L2_STD_MN) { |
27c685a4 ST |
794 | /* default to BTSC audio standard */ |
795 | priv->video_standard = MN_NTSC_PAL_BTSC; | |
796 | goto tune_channel; | |
797 | } | |
798 | ||
8f3cd530 | 799 | if (params->std & V4L2_STD_PAL_BG) { |
27c685a4 ST |
800 | /* default to NICAM audio standard */ |
801 | priv->video_standard = BG_PAL_NICAM; | |
802 | goto tune_channel; | |
803 | } | |
804 | ||
8f3cd530 | 805 | if (params->std & V4L2_STD_PAL_I) { |
27c685a4 ST |
806 | /* default to NICAM audio standard */ |
807 | priv->video_standard = I_PAL_NICAM; | |
808 | goto tune_channel; | |
809 | } | |
810 | ||
8f3cd530 | 811 | if (params->std & V4L2_STD_PAL_DK) { |
27c685a4 ST |
812 | /* default to NICAM audio standard */ |
813 | priv->video_standard = DK_PAL_NICAM; | |
814 | goto tune_channel; | |
815 | } | |
816 | ||
8f3cd530 | 817 | if (params->std & V4L2_STD_SECAM_DK) { |
27c685a4 ST |
818 | /* default to A2 DK1 audio standard */ |
819 | priv->video_standard = DK_SECAM_A2DK1; | |
820 | goto tune_channel; | |
821 | } | |
822 | ||
8f3cd530 | 823 | if (params->std & V4L2_STD_SECAM_L) { |
27c685a4 ST |
824 | priv->video_standard = L_SECAM_NICAM; |
825 | goto tune_channel; | |
826 | } | |
827 | ||
8f3cd530 | 828 | if (params->std & V4L2_STD_SECAM_LC) { |
27c685a4 ST |
829 | priv->video_standard = LC_SECAM_NICAM; |
830 | goto tune_channel; | |
831 | } | |
832 | ||
833 | tune_channel: | |
834 | ret = xc_SetSignalSource(priv, priv->rf_mode); | |
835 | if (ret != XC_RESULT_SUCCESS) { | |
8f3cd530 | 836 | printk(KERN_ERR |
27c685a4 ST |
837 | "xc5000: xc_SetSignalSource(%d) failed\n", |
838 | priv->rf_mode); | |
839 | return -EREMOTEIO; | |
840 | } | |
841 | ||
842 | ret = xc_SetTVStandard(priv, | |
843 | XC5000_Standard[priv->video_standard].VideoMode, | |
844 | XC5000_Standard[priv->video_standard].AudioMode); | |
845 | if (ret != XC_RESULT_SUCCESS) { | |
846 | printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n"); | |
847 | return -EREMOTEIO; | |
848 | } | |
849 | ||
724dcbfa DB |
850 | xc_write_reg(priv, XREG_OUTPUT_AMP, 0x09); |
851 | ||
a78baacf | 852 | xc_tune_channel(priv, priv->freq_hz, XC_TUNE_ANALOG); |
27c685a4 ST |
853 | |
854 | if (debug) | |
855 | xc_debug_dump(priv); | |
856 | ||
857 | return 0; | |
858 | } | |
859 | ||
d7009cdc BILDB |
860 | static int xc5000_set_radio_freq(struct dvb_frontend *fe, |
861 | struct analog_parameters *params) | |
862 | { | |
863 | struct xc5000_priv *priv = fe->tuner_priv; | |
864 | int ret = -EINVAL; | |
496e9057 | 865 | u8 radio_input; |
d7009cdc BILDB |
866 | |
867 | dprintk(1, "%s() frequency=%d (in units of khz)\n", | |
868 | __func__, params->frequency); | |
869 | ||
496e9057 DH |
870 | if (priv->radio_input == XC5000_RADIO_NOT_CONFIGURED) { |
871 | dprintk(1, "%s() radio input not configured\n", __func__); | |
872 | return -EINVAL; | |
873 | } | |
874 | ||
875 | if (priv->radio_input == XC5000_RADIO_FM1) | |
876 | radio_input = FM_Radio_INPUT1; | |
877 | else if (priv->radio_input == XC5000_RADIO_FM2) | |
878 | radio_input = FM_Radio_INPUT2; | |
724dcbfa DB |
879 | else if (priv->radio_input == XC5000_RADIO_FM1_MONO) |
880 | radio_input = FM_Radio_INPUT1_MONO; | |
496e9057 DH |
881 | else { |
882 | dprintk(1, "%s() unknown radio input %d\n", __func__, | |
883 | priv->radio_input); | |
884 | return -EINVAL; | |
885 | } | |
886 | ||
d7009cdc BILDB |
887 | priv->freq_hz = params->frequency * 125 / 2; |
888 | ||
889 | priv->rf_mode = XC_RF_MODE_AIR; | |
890 | ||
496e9057 DH |
891 | ret = xc_SetTVStandard(priv, XC5000_Standard[radio_input].VideoMode, |
892 | XC5000_Standard[radio_input].AudioMode); | |
d7009cdc BILDB |
893 | |
894 | if (ret != XC_RESULT_SUCCESS) { | |
895 | printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n"); | |
896 | return -EREMOTEIO; | |
897 | } | |
898 | ||
899 | ret = xc_SetSignalSource(priv, priv->rf_mode); | |
900 | if (ret != XC_RESULT_SUCCESS) { | |
901 | printk(KERN_ERR | |
902 | "xc5000: xc_SetSignalSource(%d) failed\n", | |
903 | priv->rf_mode); | |
904 | return -EREMOTEIO; | |
905 | } | |
906 | ||
724dcbfa DB |
907 | if ((priv->radio_input == XC5000_RADIO_FM1) || |
908 | (priv->radio_input == XC5000_RADIO_FM2)) | |
909 | xc_write_reg(priv, XREG_OUTPUT_AMP, 0x09); | |
910 | else if (priv->radio_input == XC5000_RADIO_FM1_MONO) | |
911 | xc_write_reg(priv, XREG_OUTPUT_AMP, 0x06); | |
912 | ||
d7009cdc BILDB |
913 | xc_tune_channel(priv, priv->freq_hz, XC_TUNE_ANALOG); |
914 | ||
915 | return 0; | |
916 | } | |
917 | ||
918 | static int xc5000_set_analog_params(struct dvb_frontend *fe, | |
919 | struct analog_parameters *params) | |
920 | { | |
921 | struct xc5000_priv *priv = fe->tuner_priv; | |
922 | int ret = -EINVAL; | |
923 | ||
924 | if (priv->i2c_props.adap == NULL) | |
925 | return -EINVAL; | |
926 | ||
760c466c DH |
927 | if (xc5000_is_firmware_loaded(fe) != XC_RESULT_SUCCESS) { |
928 | if (xc_load_fw_and_init_tuner(fe) != XC_RESULT_SUCCESS) { | |
929 | dprintk(1, "Unable to load firmware and init tuner\n"); | |
930 | return -EINVAL; | |
931 | } | |
932 | } | |
d7009cdc BILDB |
933 | |
934 | switch (params->mode) { | |
935 | case V4L2_TUNER_RADIO: | |
936 | ret = xc5000_set_radio_freq(fe, params); | |
937 | break; | |
938 | case V4L2_TUNER_ANALOG_TV: | |
939 | case V4L2_TUNER_DIGITAL_TV: | |
940 | ret = xc5000_set_tv_freq(fe, params); | |
941 | break; | |
942 | } | |
943 | ||
944 | return ret; | |
945 | } | |
946 | ||
947 | ||
aacb9d31 ST |
948 | static int xc5000_get_frequency(struct dvb_frontend *fe, u32 *freq) |
949 | { | |
950 | struct xc5000_priv *priv = fe->tuner_priv; | |
271ddbf7 | 951 | dprintk(1, "%s()\n", __func__); |
e12671cf | 952 | *freq = priv->freq_hz; |
aacb9d31 ST |
953 | return 0; |
954 | } | |
955 | ||
35621030 MCC |
956 | static int xc5000_get_if_frequency(struct dvb_frontend *fe, u32 *freq) |
957 | { | |
958 | struct xc5000_priv *priv = fe->tuner_priv; | |
959 | dprintk(1, "%s()\n", __func__); | |
960 | *freq = priv->if_khz * 1000; | |
961 | return 0; | |
962 | } | |
963 | ||
aacb9d31 ST |
964 | static int xc5000_get_bandwidth(struct dvb_frontend *fe, u32 *bw) |
965 | { | |
966 | struct xc5000_priv *priv = fe->tuner_priv; | |
271ddbf7 | 967 | dprintk(1, "%s()\n", __func__); |
27c685a4 | 968 | |
aacb9d31 ST |
969 | *bw = priv->bandwidth; |
970 | return 0; | |
971 | } | |
972 | ||
973 | static int xc5000_get_status(struct dvb_frontend *fe, u32 *status) | |
974 | { | |
975 | struct xc5000_priv *priv = fe->tuner_priv; | |
e12671cf | 976 | u16 lock_status = 0; |
aacb9d31 ST |
977 | |
978 | xc_get_lock_status(priv, &lock_status); | |
979 | ||
271ddbf7 | 980 | dprintk(1, "%s() lock_status = 0x%08x\n", __func__, lock_status); |
aacb9d31 ST |
981 | |
982 | *status = lock_status; | |
983 | ||
984 | return 0; | |
985 | } | |
986 | ||
e12671cf | 987 | static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe) |
aacb9d31 ST |
988 | { |
989 | struct xc5000_priv *priv = fe->tuner_priv; | |
27c685a4 | 990 | int ret = 0; |
aacb9d31 | 991 | |
e470d817 | 992 | if (xc5000_is_firmware_loaded(fe) != XC_RESULT_SUCCESS) { |
aacb9d31 | 993 | ret = xc5000_fwupload(fe); |
e12671cf ST |
994 | if (ret != XC_RESULT_SUCCESS) |
995 | return ret; | |
aacb9d31 ST |
996 | } |
997 | ||
998 | /* Start the tuner self-calibration process */ | |
999 | ret |= xc_initialize(priv); | |
1000 | ||
1001 | /* Wait for calibration to complete. | |
1002 | * We could continue but XC5000 will clock stretch subsequent | |
1003 | * I2C transactions until calibration is complete. This way we | |
1004 | * don't have to rely on clock stretching working. | |
1005 | */ | |
8f3cd530 | 1006 | xc_wait(100); |
aacb9d31 ST |
1007 | |
1008 | /* Default to "CABLE" mode */ | |
1009 | ret |= xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE); | |
1010 | ||
1011 | return ret; | |
1012 | } | |
1013 | ||
e12671cf ST |
1014 | static int xc5000_sleep(struct dvb_frontend *fe) |
1015 | { | |
27c685a4 ST |
1016 | int ret; |
1017 | ||
271ddbf7 | 1018 | dprintk(1, "%s()\n", __func__); |
e12671cf | 1019 | |
b6bd5eb8 DH |
1020 | /* Avoid firmware reload on slow devices */ |
1021 | if (no_poweroff) | |
1022 | return 0; | |
1023 | ||
7f05b530 DH |
1024 | /* According to Xceive technical support, the "powerdown" register |
1025 | was removed in newer versions of the firmware. The "supported" | |
1026 | way to sleep the tuner is to pull the reset pin low for 10ms */ | |
1027 | ret = xc5000_TunerReset(fe); | |
8f3cd530 | 1028 | if (ret != XC_RESULT_SUCCESS) { |
27c685a4 ST |
1029 | printk(KERN_ERR |
1030 | "xc5000: %s() unable to shutdown tuner\n", | |
271ddbf7 | 1031 | __func__); |
27c685a4 | 1032 | return -EREMOTEIO; |
8f3cd530 | 1033 | } else |
27c685a4 | 1034 | return XC_RESULT_SUCCESS; |
e12671cf ST |
1035 | } |
1036 | ||
aacb9d31 ST |
1037 | static int xc5000_init(struct dvb_frontend *fe) |
1038 | { | |
1039 | struct xc5000_priv *priv = fe->tuner_priv; | |
271ddbf7 | 1040 | dprintk(1, "%s()\n", __func__); |
aacb9d31 | 1041 | |
e12671cf ST |
1042 | if (xc_load_fw_and_init_tuner(fe) != XC_RESULT_SUCCESS) { |
1043 | printk(KERN_ERR "xc5000: Unable to initialise tuner\n"); | |
1044 | return -EREMOTEIO; | |
1045 | } | |
1046 | ||
1047 | if (debug) | |
1048 | xc_debug_dump(priv); | |
aacb9d31 ST |
1049 | |
1050 | return 0; | |
1051 | } | |
1052 | ||
1053 | static int xc5000_release(struct dvb_frontend *fe) | |
1054 | { | |
89fd2854 MK |
1055 | struct xc5000_priv *priv = fe->tuner_priv; |
1056 | ||
271ddbf7 | 1057 | dprintk(1, "%s()\n", __func__); |
89fd2854 MK |
1058 | |
1059 | mutex_lock(&xc5000_list_mutex); | |
1060 | ||
1061 | if (priv) | |
1062 | hybrid_tuner_release_state(priv); | |
1063 | ||
1064 | mutex_unlock(&xc5000_list_mutex); | |
1065 | ||
aacb9d31 | 1066 | fe->tuner_priv = NULL; |
89fd2854 | 1067 | |
aacb9d31 ST |
1068 | return 0; |
1069 | } | |
1070 | ||
724dcbfa DB |
1071 | static int xc5000_set_config(struct dvb_frontend *fe, void *priv_cfg) |
1072 | { | |
1073 | struct xc5000_priv *priv = fe->tuner_priv; | |
1074 | struct xc5000_config *p = priv_cfg; | |
1075 | ||
1076 | dprintk(1, "%s()\n", __func__); | |
1077 | ||
1078 | if (p->if_khz) | |
1079 | priv->if_khz = p->if_khz; | |
1080 | ||
1081 | if (p->radio_input) | |
1082 | priv->radio_input = p->radio_input; | |
1083 | ||
1084 | return 0; | |
1085 | } | |
1086 | ||
1087 | ||
aacb9d31 ST |
1088 | static const struct dvb_tuner_ops xc5000_tuner_ops = { |
1089 | .info = { | |
1090 | .name = "Xceive XC5000", | |
1091 | .frequency_min = 1000000, | |
1092 | .frequency_max = 1023000000, | |
1093 | .frequency_step = 50000, | |
1094 | }, | |
1095 | ||
27c685a4 ST |
1096 | .release = xc5000_release, |
1097 | .init = xc5000_init, | |
1098 | .sleep = xc5000_sleep, | |
aacb9d31 | 1099 | |
724dcbfa | 1100 | .set_config = xc5000_set_config, |
27c685a4 ST |
1101 | .set_params = xc5000_set_params, |
1102 | .set_analog_params = xc5000_set_analog_params, | |
1103 | .get_frequency = xc5000_get_frequency, | |
35621030 | 1104 | .get_if_frequency = xc5000_get_if_frequency, |
27c685a4 ST |
1105 | .get_bandwidth = xc5000_get_bandwidth, |
1106 | .get_status = xc5000_get_status | |
aacb9d31 ST |
1107 | }; |
1108 | ||
48723543 MK |
1109 | struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, |
1110 | struct i2c_adapter *i2c, | |
2e4e98e7 | 1111 | const struct xc5000_config *cfg) |
aacb9d31 ST |
1112 | { |
1113 | struct xc5000_priv *priv = NULL; | |
89fd2854 | 1114 | int instance; |
aacb9d31 ST |
1115 | u16 id = 0; |
1116 | ||
89fd2854 MK |
1117 | dprintk(1, "%s(%d-%04x)\n", __func__, |
1118 | i2c ? i2c_adapter_id(i2c) : -1, | |
1119 | cfg ? cfg->i2c_address : -1); | |
aacb9d31 | 1120 | |
89fd2854 | 1121 | mutex_lock(&xc5000_list_mutex); |
aacb9d31 | 1122 | |
89fd2854 MK |
1123 | instance = hybrid_tuner_request_state(struct xc5000_priv, priv, |
1124 | hybrid_tuner_instance_list, | |
1125 | i2c, cfg->i2c_address, "xc5000"); | |
1126 | switch (instance) { | |
1127 | case 0: | |
1128 | goto fail; | |
1129 | break; | |
1130 | case 1: | |
1131 | /* new tuner instance */ | |
c6f56e7d | 1132 | priv->bandwidth = 6000000; |
89fd2854 MK |
1133 | fe->tuner_priv = priv; |
1134 | break; | |
1135 | default: | |
1136 | /* existing tuner instance */ | |
1137 | fe->tuner_priv = priv; | |
1138 | break; | |
1139 | } | |
aacb9d31 | 1140 | |
ea227863 DH |
1141 | if (priv->if_khz == 0) { |
1142 | /* If the IF hasn't been set yet, use the value provided by | |
1143 | the caller (occurs in hybrid devices where the analog | |
1144 | call to xc5000_attach occurs before the digital side) */ | |
1145 | priv->if_khz = cfg->if_khz; | |
1146 | } | |
1147 | ||
496e9057 DH |
1148 | if (priv->radio_input == 0) |
1149 | priv->radio_input = cfg->radio_input; | |
1150 | ||
76efb0ba MK |
1151 | /* don't override firmware filename if it's already been set |
1152 | unless explicitly specified */ | |
1153 | if ((priv->fw == NULL) || (cfg->fw)) | |
1154 | /* use default firmware if none specified */ | |
1155 | priv->fw = (cfg->fw) ? cfg->fw : XC5000_DEFAULT_FIRMWARE; | |
1156 | ||
27c685a4 ST |
1157 | /* Check if firmware has been loaded. It is possible that another |
1158 | instance of the driver has loaded the firmware. | |
1159 | */ | |
7988fc21 | 1160 | if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != XC_RESULT_SUCCESS) |
89fd2854 | 1161 | goto fail; |
aacb9d31 | 1162 | |
8f3cd530 | 1163 | switch (id) { |
27c685a4 ST |
1164 | case XC_PRODUCT_ID_FW_LOADED: |
1165 | printk(KERN_INFO | |
1166 | "xc5000: Successfully identified at address 0x%02x\n", | |
1167 | cfg->i2c_address); | |
1168 | printk(KERN_INFO | |
1169 | "xc5000: Firmware has been loaded previously\n"); | |
27c685a4 ST |
1170 | break; |
1171 | case XC_PRODUCT_ID_FW_NOT_LOADED: | |
1172 | printk(KERN_INFO | |
1173 | "xc5000: Successfully identified at address 0x%02x\n", | |
1174 | cfg->i2c_address); | |
1175 | printk(KERN_INFO | |
1176 | "xc5000: Firmware has not been loaded previously\n"); | |
27c685a4 ST |
1177 | break; |
1178 | default: | |
aacb9d31 ST |
1179 | printk(KERN_ERR |
1180 | "xc5000: Device not found at addr 0x%02x (0x%x)\n", | |
1181 | cfg->i2c_address, id); | |
89fd2854 | 1182 | goto fail; |
aacb9d31 ST |
1183 | } |
1184 | ||
89fd2854 MK |
1185 | mutex_unlock(&xc5000_list_mutex); |
1186 | ||
aacb9d31 ST |
1187 | memcpy(&fe->ops.tuner_ops, &xc5000_tuner_ops, |
1188 | sizeof(struct dvb_tuner_ops)); | |
1189 | ||
aacb9d31 | 1190 | return fe; |
89fd2854 MK |
1191 | fail: |
1192 | mutex_unlock(&xc5000_list_mutex); | |
1193 | ||
1194 | xc5000_release(fe); | |
1195 | return NULL; | |
aacb9d31 ST |
1196 | } |
1197 | EXPORT_SYMBOL(xc5000_attach); | |
1198 | ||
1199 | MODULE_AUTHOR("Steven Toth"); | |
e12671cf | 1200 | MODULE_DESCRIPTION("Xceive xc5000 silicon tuner driver"); |
aacb9d31 | 1201 | MODULE_LICENSE("GPL"); |