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arm/xen: fix SMP guests boot
[deliverable/linux.git] / drivers / media / usb / cx231xx / cx231xx-avcore.c
1 /*
2 cx231xx_avcore.c - driver for Conexant Cx23100/101/102
3 USB video capture devices
4
5 Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
6
7 This program contains the specific code to control the avdecoder chip and
8 other related usb control functions for cx231xx based chipset.
9
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.
14
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.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 */
24
25 #include "cx231xx.h"
26 #include <linux/init.h>
27 #include <linux/list.h>
28 #include <linux/module.h>
29 #include <linux/kernel.h>
30 #include <linux/bitmap.h>
31 #include <linux/i2c.h>
32 #include <linux/mm.h>
33 #include <linux/mutex.h>
34 #include <media/tuner.h>
35
36 #include <media/v4l2-common.h>
37 #include <media/v4l2-ioctl.h>
38
39 #include "cx231xx-dif.h"
40
41 #define TUNER_MODE_FM_RADIO 0
42 /******************************************************************************
43 -: BLOCK ARRANGEMENT :-
44 I2S block ----------------------|
45 [I2S audio] |
46 |
47 Analog Front End --> Direct IF -|-> Cx25840 --> Audio
48 [video & audio] | [Audio]
49 |
50 |-> Cx25840 --> Video
51 [Video]
52
53 *******************************************************************************/
54 /******************************************************************************
55 * VERVE REGISTER *
56 * *
57 ******************************************************************************/
58 static int verve_write_byte(struct cx231xx *dev, u8 saddr, u8 data)
59 {
60 return cx231xx_write_i2c_data(dev, VERVE_I2C_ADDRESS,
61 saddr, 1, data, 1);
62 }
63
64 static int verve_read_byte(struct cx231xx *dev, u8 saddr, u8 *data)
65 {
66 int status;
67 u32 temp = 0;
68
69 status = cx231xx_read_i2c_data(dev, VERVE_I2C_ADDRESS,
70 saddr, 1, &temp, 1);
71 *data = (u8) temp;
72 return status;
73 }
74 void initGPIO(struct cx231xx *dev)
75 {
76 u32 _gpio_direction = 0;
77 u32 value = 0;
78 u8 val = 0;
79
80 _gpio_direction = _gpio_direction & 0xFC0003FF;
81 _gpio_direction = _gpio_direction | 0x03FDFC00;
82 cx231xx_send_gpio_cmd(dev, _gpio_direction, (u8 *)&value, 4, 0, 0);
83
84 verve_read_byte(dev, 0x07, &val);
85 dev_dbg(dev->dev, "verve_read_byte address0x07=0x%x\n", val);
86 verve_write_byte(dev, 0x07, 0xF4);
87 verve_read_byte(dev, 0x07, &val);
88 dev_dbg(dev->dev, "verve_read_byte address0x07=0x%x\n", val);
89
90 cx231xx_capture_start(dev, 1, Vbi);
91
92 cx231xx_mode_register(dev, EP_MODE_SET, 0x0500FE00);
93 cx231xx_mode_register(dev, GBULK_BIT_EN, 0xFFFDFFFF);
94
95 }
96 void uninitGPIO(struct cx231xx *dev)
97 {
98 u8 value[4] = { 0, 0, 0, 0 };
99
100 cx231xx_capture_start(dev, 0, Vbi);
101 verve_write_byte(dev, 0x07, 0x14);
102 cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
103 0x68, value, 4);
104 }
105
106 /******************************************************************************
107 * A F E - B L O C K C O N T R O L functions *
108 * [ANALOG FRONT END] *
109 ******************************************************************************/
110 static int afe_write_byte(struct cx231xx *dev, u16 saddr, u8 data)
111 {
112 return cx231xx_write_i2c_data(dev, AFE_DEVICE_ADDRESS,
113 saddr, 2, data, 1);
114 }
115
116 static int afe_read_byte(struct cx231xx *dev, u16 saddr, u8 *data)
117 {
118 int status;
119 u32 temp = 0;
120
121 status = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS,
122 saddr, 2, &temp, 1);
123 *data = (u8) temp;
124 return status;
125 }
126
127 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count)
128 {
129 int status = 0;
130 u8 temp = 0;
131 u8 afe_power_status = 0;
132 int i = 0;
133
134 /* super block initialize */
135 temp = (u8) (ref_count & 0xff);
136 status = afe_write_byte(dev, SUP_BLK_TUNE2, temp);
137 if (status < 0)
138 return status;
139
140 status = afe_read_byte(dev, SUP_BLK_TUNE2, &afe_power_status);
141 if (status < 0)
142 return status;
143
144 temp = (u8) ((ref_count & 0x300) >> 8);
145 temp |= 0x40;
146 status = afe_write_byte(dev, SUP_BLK_TUNE1, temp);
147 if (status < 0)
148 return status;
149
150 status = afe_write_byte(dev, SUP_BLK_PLL2, 0x0f);
151 if (status < 0)
152 return status;
153
154 /* enable pll */
155 while (afe_power_status != 0x18) {
156 status = afe_write_byte(dev, SUP_BLK_PWRDN, 0x18);
157 if (status < 0) {
158 dev_dbg(dev->dev,
159 "%s: Init Super Block failed in send cmd\n",
160 __func__);
161 break;
162 }
163
164 status = afe_read_byte(dev, SUP_BLK_PWRDN, &afe_power_status);
165 afe_power_status &= 0xff;
166 if (status < 0) {
167 dev_dbg(dev->dev,
168 "%s: Init Super Block failed in receive cmd\n",
169 __func__);
170 break;
171 }
172 i++;
173 if (i == 10) {
174 dev_dbg(dev->dev,
175 "%s: Init Super Block force break in loop !!!!\n",
176 __func__);
177 status = -1;
178 break;
179 }
180 }
181
182 if (status < 0)
183 return status;
184
185 /* start tuning filter */
186 status = afe_write_byte(dev, SUP_BLK_TUNE3, 0x40);
187 if (status < 0)
188 return status;
189
190 msleep(5);
191
192 /* exit tuning */
193 status = afe_write_byte(dev, SUP_BLK_TUNE3, 0x00);
194
195 return status;
196 }
197
198 int cx231xx_afe_init_channels(struct cx231xx *dev)
199 {
200 int status = 0;
201
202 /* power up all 3 channels, clear pd_buffer */
203 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, 0x00);
204 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, 0x00);
205 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, 0x00);
206
207 /* Enable quantizer calibration */
208 status = afe_write_byte(dev, ADC_COM_QUANT, 0x02);
209
210 /* channel initialize, force modulator (fb) reset */
211 status = afe_write_byte(dev, ADC_FB_FRCRST_CH1, 0x17);
212 status = afe_write_byte(dev, ADC_FB_FRCRST_CH2, 0x17);
213 status = afe_write_byte(dev, ADC_FB_FRCRST_CH3, 0x17);
214
215 /* start quantilizer calibration */
216 status = afe_write_byte(dev, ADC_CAL_ATEST_CH1, 0x10);
217 status = afe_write_byte(dev, ADC_CAL_ATEST_CH2, 0x10);
218 status = afe_write_byte(dev, ADC_CAL_ATEST_CH3, 0x10);
219 msleep(5);
220
221 /* exit modulator (fb) reset */
222 status = afe_write_byte(dev, ADC_FB_FRCRST_CH1, 0x07);
223 status = afe_write_byte(dev, ADC_FB_FRCRST_CH2, 0x07);
224 status = afe_write_byte(dev, ADC_FB_FRCRST_CH3, 0x07);
225
226 /* enable the pre_clamp in each channel for single-ended input */
227 status = afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH1, 0xf0);
228 status = afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH2, 0xf0);
229 status = afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH3, 0xf0);
230
231 /* use diode instead of resistor, so set term_en to 0, res_en to 0 */
232 status = cx231xx_reg_mask_write(dev, AFE_DEVICE_ADDRESS, 8,
233 ADC_QGAIN_RES_TRM_CH1, 3, 7, 0x00);
234 status = cx231xx_reg_mask_write(dev, AFE_DEVICE_ADDRESS, 8,
235 ADC_QGAIN_RES_TRM_CH2, 3, 7, 0x00);
236 status = cx231xx_reg_mask_write(dev, AFE_DEVICE_ADDRESS, 8,
237 ADC_QGAIN_RES_TRM_CH3, 3, 7, 0x00);
238
239 /* dynamic element matching off */
240 status = afe_write_byte(dev, ADC_DCSERVO_DEM_CH1, 0x03);
241 status = afe_write_byte(dev, ADC_DCSERVO_DEM_CH2, 0x03);
242 status = afe_write_byte(dev, ADC_DCSERVO_DEM_CH3, 0x03);
243
244 return status;
245 }
246
247 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev)
248 {
249 u8 c_value = 0;
250 int status = 0;
251
252 status = afe_read_byte(dev, ADC_PWRDN_CLAMP_CH2, &c_value);
253 c_value &= (~(0x50));
254 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, c_value);
255
256 return status;
257 }
258
259 /*
260 The Analog Front End in Cx231xx has 3 channels. These
261 channels are used to share between different inputs
262 like tuner, s-video and composite inputs.
263
264 channel 1 ----- pin 1 to pin4(in reg is 1-4)
265 channel 2 ----- pin 5 to pin8(in reg is 5-8)
266 channel 3 ----- pin 9 to pin 12(in reg is 9-11)
267 */
268 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux)
269 {
270 u8 ch1_setting = (u8) input_mux;
271 u8 ch2_setting = (u8) (input_mux >> 8);
272 u8 ch3_setting = (u8) (input_mux >> 16);
273 int status = 0;
274 u8 value = 0;
275
276 if (ch1_setting != 0) {
277 status = afe_read_byte(dev, ADC_INPUT_CH1, &value);
278 value &= ~INPUT_SEL_MASK;
279 value |= (ch1_setting - 1) << 4;
280 value &= 0xff;
281 status = afe_write_byte(dev, ADC_INPUT_CH1, value);
282 }
283
284 if (ch2_setting != 0) {
285 status = afe_read_byte(dev, ADC_INPUT_CH2, &value);
286 value &= ~INPUT_SEL_MASK;
287 value |= (ch2_setting - 1) << 4;
288 value &= 0xff;
289 status = afe_write_byte(dev, ADC_INPUT_CH2, value);
290 }
291
292 /* For ch3_setting, the value to put in the register is
293 7 less than the input number */
294 if (ch3_setting != 0) {
295 status = afe_read_byte(dev, ADC_INPUT_CH3, &value);
296 value &= ~INPUT_SEL_MASK;
297 value |= (ch3_setting - 1) << 4;
298 value &= 0xff;
299 status = afe_write_byte(dev, ADC_INPUT_CH3, value);
300 }
301
302 return status;
303 }
304
305 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode)
306 {
307 int status = 0;
308
309 /*
310 * FIXME: We need to implement the AFE code for LOW IF and for HI IF.
311 * Currently, only baseband works.
312 */
313
314 switch (mode) {
315 case AFE_MODE_LOW_IF:
316 cx231xx_Setup_AFE_for_LowIF(dev);
317 break;
318 case AFE_MODE_BASEBAND:
319 status = cx231xx_afe_setup_AFE_for_baseband(dev);
320 break;
321 case AFE_MODE_EU_HI_IF:
322 /* SetupAFEforEuHiIF(); */
323 break;
324 case AFE_MODE_US_HI_IF:
325 /* SetupAFEforUsHiIF(); */
326 break;
327 case AFE_MODE_JAPAN_HI_IF:
328 /* SetupAFEforJapanHiIF(); */
329 break;
330 }
331
332 if ((mode != dev->afe_mode) &&
333 (dev->video_input == CX231XX_VMUX_TELEVISION))
334 status = cx231xx_afe_adjust_ref_count(dev,
335 CX231XX_VMUX_TELEVISION);
336
337 dev->afe_mode = mode;
338
339 return status;
340 }
341
342 int cx231xx_afe_update_power_control(struct cx231xx *dev,
343 enum AV_MODE avmode)
344 {
345 u8 afe_power_status = 0;
346 int status = 0;
347
348 switch (dev->model) {
349 case CX231XX_BOARD_CNXT_CARRAERA:
350 case CX231XX_BOARD_CNXT_RDE_250:
351 case CX231XX_BOARD_CNXT_SHELBY:
352 case CX231XX_BOARD_CNXT_RDU_250:
353 case CX231XX_BOARD_CNXT_RDE_253S:
354 case CX231XX_BOARD_CNXT_RDU_253S:
355 case CX231XX_BOARD_CNXT_VIDEO_GRABBER:
356 case CX231XX_BOARD_HAUPPAUGE_EXETER:
357 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
358 case CX231XX_BOARD_HAUPPAUGE_USBLIVE2:
359 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
360 case CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL:
361 case CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC:
362 case CX231XX_BOARD_OTG102:
363 if (avmode == POLARIS_AVMODE_ANALOGT_TV) {
364 while (afe_power_status != (FLD_PWRDN_TUNING_BIAS |
365 FLD_PWRDN_ENABLE_PLL)) {
366 status = afe_write_byte(dev, SUP_BLK_PWRDN,
367 FLD_PWRDN_TUNING_BIAS |
368 FLD_PWRDN_ENABLE_PLL);
369 status |= afe_read_byte(dev, SUP_BLK_PWRDN,
370 &afe_power_status);
371 if (status < 0)
372 break;
373 }
374
375 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1,
376 0x00);
377 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2,
378 0x00);
379 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3,
380 0x00);
381 } else if (avmode == POLARIS_AVMODE_DIGITAL) {
382 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1,
383 0x70);
384 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2,
385 0x70);
386 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3,
387 0x70);
388
389 status |= afe_read_byte(dev, SUP_BLK_PWRDN,
390 &afe_power_status);
391 afe_power_status |= FLD_PWRDN_PD_BANDGAP |
392 FLD_PWRDN_PD_BIAS |
393 FLD_PWRDN_PD_TUNECK;
394 status |= afe_write_byte(dev, SUP_BLK_PWRDN,
395 afe_power_status);
396 } else if (avmode == POLARIS_AVMODE_ENXTERNAL_AV) {
397 while (afe_power_status != (FLD_PWRDN_TUNING_BIAS |
398 FLD_PWRDN_ENABLE_PLL)) {
399 status = afe_write_byte(dev, SUP_BLK_PWRDN,
400 FLD_PWRDN_TUNING_BIAS |
401 FLD_PWRDN_ENABLE_PLL);
402 status |= afe_read_byte(dev, SUP_BLK_PWRDN,
403 &afe_power_status);
404 if (status < 0)
405 break;
406 }
407
408 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1,
409 0x00);
410 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2,
411 0x00);
412 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3,
413 0x00);
414 } else {
415 dev_dbg(dev->dev, "Invalid AV mode input\n");
416 status = -1;
417 }
418 break;
419 default:
420 if (avmode == POLARIS_AVMODE_ANALOGT_TV) {
421 while (afe_power_status != (FLD_PWRDN_TUNING_BIAS |
422 FLD_PWRDN_ENABLE_PLL)) {
423 status = afe_write_byte(dev, SUP_BLK_PWRDN,
424 FLD_PWRDN_TUNING_BIAS |
425 FLD_PWRDN_ENABLE_PLL);
426 status |= afe_read_byte(dev, SUP_BLK_PWRDN,
427 &afe_power_status);
428 if (status < 0)
429 break;
430 }
431
432 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1,
433 0x40);
434 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2,
435 0x40);
436 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3,
437 0x00);
438 } else if (avmode == POLARIS_AVMODE_DIGITAL) {
439 status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1,
440 0x70);
441 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2,
442 0x70);
443 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3,
444 0x70);
445
446 status |= afe_read_byte(dev, SUP_BLK_PWRDN,
447 &afe_power_status);
448 afe_power_status |= FLD_PWRDN_PD_BANDGAP |
449 FLD_PWRDN_PD_BIAS |
450 FLD_PWRDN_PD_TUNECK;
451 status |= afe_write_byte(dev, SUP_BLK_PWRDN,
452 afe_power_status);
453 } else if (avmode == POLARIS_AVMODE_ENXTERNAL_AV) {
454 while (afe_power_status != (FLD_PWRDN_TUNING_BIAS |
455 FLD_PWRDN_ENABLE_PLL)) {
456 status = afe_write_byte(dev, SUP_BLK_PWRDN,
457 FLD_PWRDN_TUNING_BIAS |
458 FLD_PWRDN_ENABLE_PLL);
459 status |= afe_read_byte(dev, SUP_BLK_PWRDN,
460 &afe_power_status);
461 if (status < 0)
462 break;
463 }
464
465 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1,
466 0x00);
467 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2,
468 0x00);
469 status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3,
470 0x40);
471 } else {
472 dev_dbg(dev->dev, "Invalid AV mode input\n");
473 status = -1;
474 }
475 } /* switch */
476
477 return status;
478 }
479
480 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input)
481 {
482 u8 input_mode = 0;
483 u8 ntf_mode = 0;
484 int status = 0;
485
486 dev->video_input = video_input;
487
488 if (video_input == CX231XX_VMUX_TELEVISION) {
489 status = afe_read_byte(dev, ADC_INPUT_CH3, &input_mode);
490 status = afe_read_byte(dev, ADC_NTF_PRECLMP_EN_CH3,
491 &ntf_mode);
492 } else {
493 status = afe_read_byte(dev, ADC_INPUT_CH1, &input_mode);
494 status = afe_read_byte(dev, ADC_NTF_PRECLMP_EN_CH1,
495 &ntf_mode);
496 }
497
498 input_mode = (ntf_mode & 0x3) | ((input_mode & 0x6) << 1);
499
500 switch (input_mode) {
501 case SINGLE_ENDED:
502 dev->afe_ref_count = 0x23C;
503 break;
504 case LOW_IF:
505 dev->afe_ref_count = 0x24C;
506 break;
507 case EU_IF:
508 dev->afe_ref_count = 0x258;
509 break;
510 case US_IF:
511 dev->afe_ref_count = 0x260;
512 break;
513 default:
514 break;
515 }
516
517 status = cx231xx_afe_init_super_block(dev, dev->afe_ref_count);
518
519 return status;
520 }
521
522 /******************************************************************************
523 * V I D E O / A U D I O D E C O D E R C O N T R O L functions *
524 ******************************************************************************/
525 static int vid_blk_write_byte(struct cx231xx *dev, u16 saddr, u8 data)
526 {
527 return cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS,
528 saddr, 2, data, 1);
529 }
530
531 static int vid_blk_read_byte(struct cx231xx *dev, u16 saddr, u8 *data)
532 {
533 int status;
534 u32 temp = 0;
535
536 status = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS,
537 saddr, 2, &temp, 1);
538 *data = (u8) temp;
539 return status;
540 }
541
542 static int vid_blk_write_word(struct cx231xx *dev, u16 saddr, u32 data)
543 {
544 return cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS,
545 saddr, 2, data, 4);
546 }
547
548 static int vid_blk_read_word(struct cx231xx *dev, u16 saddr, u32 *data)
549 {
550 return cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS,
551 saddr, 2, data, 4);
552 }
553 int cx231xx_check_fw(struct cx231xx *dev)
554 {
555 u8 temp = 0;
556 int status = 0;
557 status = vid_blk_read_byte(dev, DL_CTL_ADDRESS_LOW, &temp);
558 if (status < 0)
559 return status;
560 else
561 return temp;
562
563 }
564
565 int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input)
566 {
567 int status = 0;
568
569 switch (INPUT(input)->type) {
570 case CX231XX_VMUX_COMPOSITE1:
571 case CX231XX_VMUX_SVIDEO:
572 if ((dev->current_pcb_config.type == USB_BUS_POWER) &&
573 (dev->power_mode != POLARIS_AVMODE_ENXTERNAL_AV)) {
574 /* External AV */
575 status = cx231xx_set_power_mode(dev,
576 POLARIS_AVMODE_ENXTERNAL_AV);
577 if (status < 0) {
578 dev_err(dev->dev,
579 "%s: Failed to set Power - errCode [%d]!\n",
580 __func__, status);
581 return status;
582 }
583 }
584 status = cx231xx_set_decoder_video_input(dev,
585 INPUT(input)->type,
586 INPUT(input)->vmux);
587 break;
588 case CX231XX_VMUX_TELEVISION:
589 case CX231XX_VMUX_CABLE:
590 if ((dev->current_pcb_config.type == USB_BUS_POWER) &&
591 (dev->power_mode != POLARIS_AVMODE_ANALOGT_TV)) {
592 /* Tuner */
593 status = cx231xx_set_power_mode(dev,
594 POLARIS_AVMODE_ANALOGT_TV);
595 if (status < 0) {
596 dev_err(dev->dev,
597 "%s: Failed to set Power - errCode [%d]!\n",
598 __func__, status);
599 return status;
600 }
601 }
602 if (dev->tuner_type == TUNER_NXP_TDA18271)
603 status = cx231xx_set_decoder_video_input(dev,
604 CX231XX_VMUX_TELEVISION,
605 INPUT(input)->vmux);
606 else
607 status = cx231xx_set_decoder_video_input(dev,
608 CX231XX_VMUX_COMPOSITE1,
609 INPUT(input)->vmux);
610
611 break;
612 default:
613 dev_err(dev->dev, "%s: Unknown Input %d !\n",
614 __func__, INPUT(input)->type);
615 break;
616 }
617
618 /* save the selection */
619 dev->video_input = input;
620
621 return status;
622 }
623
624 int cx231xx_set_decoder_video_input(struct cx231xx *dev,
625 u8 pin_type, u8 input)
626 {
627 int status = 0;
628 u32 value = 0;
629
630 if (pin_type != dev->video_input) {
631 status = cx231xx_afe_adjust_ref_count(dev, pin_type);
632 if (status < 0) {
633 dev_err(dev->dev,
634 "%s: adjust_ref_count :Failed to set AFE input mux - errCode [%d]!\n",
635 __func__, status);
636 return status;
637 }
638 }
639
640 /* call afe block to set video inputs */
641 status = cx231xx_afe_set_input_mux(dev, input);
642 if (status < 0) {
643 dev_err(dev->dev,
644 "%s: set_input_mux :Failed to set AFE input mux - errCode [%d]!\n",
645 __func__, status);
646 return status;
647 }
648
649 switch (pin_type) {
650 case CX231XX_VMUX_COMPOSITE1:
651 status = vid_blk_read_word(dev, AFE_CTRL, &value);
652 value |= (0 << 13) | (1 << 4);
653 value &= ~(1 << 5);
654
655 /* set [24:23] [22:15] to 0 */
656 value &= (~(0x1ff8000));
657 /* set FUNC_MODE[24:23] = 2 IF_MOD[22:15] = 0 */
658 value |= 0x1000000;
659 status = vid_blk_write_word(dev, AFE_CTRL, value);
660
661 status = vid_blk_read_word(dev, OUT_CTRL1, &value);
662 value |= (1 << 7);
663 status = vid_blk_write_word(dev, OUT_CTRL1, value);
664
665 /* Set output mode */
666 status = cx231xx_read_modify_write_i2c_dword(dev,
667 VID_BLK_I2C_ADDRESS,
668 OUT_CTRL1,
669 FLD_OUT_MODE,
670 dev->board.output_mode);
671
672 /* Tell DIF object to go to baseband mode */
673 status = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND);
674 if (status < 0) {
675 dev_err(dev->dev,
676 "%s: cx231xx_dif set to By pass mode- errCode [%d]!\n",
677 __func__, status);
678 return status;
679 }
680
681 /* Read the DFE_CTRL1 register */
682 status = vid_blk_read_word(dev, DFE_CTRL1, &value);
683
684 /* enable the VBI_GATE_EN */
685 value |= FLD_VBI_GATE_EN;
686
687 /* Enable the auto-VGA enable */
688 value |= FLD_VGA_AUTO_EN;
689
690 /* Write it back */
691 status = vid_blk_write_word(dev, DFE_CTRL1, value);
692
693 /* Disable auto config of registers */
694 status = cx231xx_read_modify_write_i2c_dword(dev,
695 VID_BLK_I2C_ADDRESS,
696 MODE_CTRL, FLD_ACFG_DIS,
697 cx231xx_set_field(FLD_ACFG_DIS, 1));
698
699 /* Set CVBS input mode */
700 status = cx231xx_read_modify_write_i2c_dword(dev,
701 VID_BLK_I2C_ADDRESS,
702 MODE_CTRL, FLD_INPUT_MODE,
703 cx231xx_set_field(FLD_INPUT_MODE, INPUT_MODE_CVBS_0));
704 break;
705 case CX231XX_VMUX_SVIDEO:
706 /* Disable the use of DIF */
707
708 status = vid_blk_read_word(dev, AFE_CTRL, &value);
709
710 /* set [24:23] [22:15] to 0 */
711 value &= (~(0x1ff8000));
712 /* set FUNC_MODE[24:23] = 2
713 IF_MOD[22:15] = 0 DCR_BYP_CH2[4:4] = 1; */
714 value |= 0x1000010;
715 status = vid_blk_write_word(dev, AFE_CTRL, value);
716
717 /* Tell DIF object to go to baseband mode */
718 status = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND);
719 if (status < 0) {
720 dev_err(dev->dev,
721 "%s: cx231xx_dif set to By pass mode- errCode [%d]!\n",
722 __func__, status);
723 return status;
724 }
725
726 /* Read the DFE_CTRL1 register */
727 status = vid_blk_read_word(dev, DFE_CTRL1, &value);
728
729 /* enable the VBI_GATE_EN */
730 value |= FLD_VBI_GATE_EN;
731
732 /* Enable the auto-VGA enable */
733 value |= FLD_VGA_AUTO_EN;
734
735 /* Write it back */
736 status = vid_blk_write_word(dev, DFE_CTRL1, value);
737
738 /* Disable auto config of registers */
739 status = cx231xx_read_modify_write_i2c_dword(dev,
740 VID_BLK_I2C_ADDRESS,
741 MODE_CTRL, FLD_ACFG_DIS,
742 cx231xx_set_field(FLD_ACFG_DIS, 1));
743
744 /* Set YC input mode */
745 status = cx231xx_read_modify_write_i2c_dword(dev,
746 VID_BLK_I2C_ADDRESS,
747 MODE_CTRL,
748 FLD_INPUT_MODE,
749 cx231xx_set_field(FLD_INPUT_MODE, INPUT_MODE_YC_1));
750
751 /* Chroma to ADC2 */
752 status = vid_blk_read_word(dev, AFE_CTRL, &value);
753 value |= FLD_CHROMA_IN_SEL; /* set the chroma in select */
754
755 /* Clear VGA_SEL_CH2 and VGA_SEL_CH3 (bits 7 and 8)
756 This sets them to use video
757 rather than audio. Only one of the two will be in use. */
758 value &= ~(FLD_VGA_SEL_CH2 | FLD_VGA_SEL_CH3);
759
760 status = vid_blk_write_word(dev, AFE_CTRL, value);
761
762 status = cx231xx_afe_set_mode(dev, AFE_MODE_BASEBAND);
763 break;
764 case CX231XX_VMUX_TELEVISION:
765 case CX231XX_VMUX_CABLE:
766 default:
767 /* TODO: Test if this is also needed for xc2028/xc3028 */
768 if (dev->board.tuner_type == TUNER_XC5000) {
769 /* Disable the use of DIF */
770
771 status = vid_blk_read_word(dev, AFE_CTRL, &value);
772 value |= (0 << 13) | (1 << 4);
773 value &= ~(1 << 5);
774
775 /* set [24:23] [22:15] to 0 */
776 value &= (~(0x1FF8000));
777 /* set FUNC_MODE[24:23] = 2 IF_MOD[22:15] = 0 */
778 value |= 0x1000000;
779 status = vid_blk_write_word(dev, AFE_CTRL, value);
780
781 status = vid_blk_read_word(dev, OUT_CTRL1, &value);
782 value |= (1 << 7);
783 status = vid_blk_write_word(dev, OUT_CTRL1, value);
784
785 /* Set output mode */
786 status = cx231xx_read_modify_write_i2c_dword(dev,
787 VID_BLK_I2C_ADDRESS,
788 OUT_CTRL1, FLD_OUT_MODE,
789 dev->board.output_mode);
790
791 /* Tell DIF object to go to baseband mode */
792 status = cx231xx_dif_set_standard(dev,
793 DIF_USE_BASEBAND);
794 if (status < 0) {
795 dev_err(dev->dev,
796 "%s: cx231xx_dif set to By pass mode- errCode [%d]!\n",
797 __func__, status);
798 return status;
799 }
800
801 /* Read the DFE_CTRL1 register */
802 status = vid_blk_read_word(dev, DFE_CTRL1, &value);
803
804 /* enable the VBI_GATE_EN */
805 value |= FLD_VBI_GATE_EN;
806
807 /* Enable the auto-VGA enable */
808 value |= FLD_VGA_AUTO_EN;
809
810 /* Write it back */
811 status = vid_blk_write_word(dev, DFE_CTRL1, value);
812
813 /* Disable auto config of registers */
814 status = cx231xx_read_modify_write_i2c_dword(dev,
815 VID_BLK_I2C_ADDRESS,
816 MODE_CTRL, FLD_ACFG_DIS,
817 cx231xx_set_field(FLD_ACFG_DIS, 1));
818
819 /* Set CVBS input mode */
820 status = cx231xx_read_modify_write_i2c_dword(dev,
821 VID_BLK_I2C_ADDRESS,
822 MODE_CTRL, FLD_INPUT_MODE,
823 cx231xx_set_field(FLD_INPUT_MODE,
824 INPUT_MODE_CVBS_0));
825 } else {
826 /* Enable the DIF for the tuner */
827
828 /* Reinitialize the DIF */
829 status = cx231xx_dif_set_standard(dev, dev->norm);
830 if (status < 0) {
831 dev_err(dev->dev,
832 "%s: cx231xx_dif set to By pass mode- errCode [%d]!\n",
833 __func__, status);
834 return status;
835 }
836
837 /* Make sure bypass is cleared */
838 status = vid_blk_read_word(dev, DIF_MISC_CTRL, &value);
839
840 /* Clear the bypass bit */
841 value &= ~FLD_DIF_DIF_BYPASS;
842
843 /* Enable the use of the DIF block */
844 status = vid_blk_write_word(dev, DIF_MISC_CTRL, value);
845
846 /* Read the DFE_CTRL1 register */
847 status = vid_blk_read_word(dev, DFE_CTRL1, &value);
848
849 /* Disable the VBI_GATE_EN */
850 value &= ~FLD_VBI_GATE_EN;
851
852 /* Enable the auto-VGA enable, AGC, and
853 set the skip count to 2 */
854 value |= FLD_VGA_AUTO_EN | FLD_AGC_AUTO_EN | 0x00200000;
855
856 /* Write it back */
857 status = vid_blk_write_word(dev, DFE_CTRL1, value);
858
859 /* Wait until AGC locks up */
860 msleep(1);
861
862 /* Disable the auto-VGA enable AGC */
863 value &= ~(FLD_VGA_AUTO_EN);
864
865 /* Write it back */
866 status = vid_blk_write_word(dev, DFE_CTRL1, value);
867
868 /* Enable Polaris B0 AGC output */
869 status = vid_blk_read_word(dev, PIN_CTRL, &value);
870 value |= (FLD_OEF_AGC_RF) |
871 (FLD_OEF_AGC_IFVGA) |
872 (FLD_OEF_AGC_IF);
873 status = vid_blk_write_word(dev, PIN_CTRL, value);
874
875 /* Set output mode */
876 status = cx231xx_read_modify_write_i2c_dword(dev,
877 VID_BLK_I2C_ADDRESS,
878 OUT_CTRL1, FLD_OUT_MODE,
879 dev->board.output_mode);
880
881 /* Disable auto config of registers */
882 status = cx231xx_read_modify_write_i2c_dword(dev,
883 VID_BLK_I2C_ADDRESS,
884 MODE_CTRL, FLD_ACFG_DIS,
885 cx231xx_set_field(FLD_ACFG_DIS, 1));
886
887 /* Set CVBS input mode */
888 status = cx231xx_read_modify_write_i2c_dword(dev,
889 VID_BLK_I2C_ADDRESS,
890 MODE_CTRL, FLD_INPUT_MODE,
891 cx231xx_set_field(FLD_INPUT_MODE,
892 INPUT_MODE_CVBS_0));
893
894 /* Set some bits in AFE_CTRL so that channel 2 or 3
895 * is ready to receive audio */
896 /* Clear clamp for channels 2 and 3 (bit 16-17) */
897 /* Clear droop comp (bit 19-20) */
898 /* Set VGA_SEL (for audio control) (bit 7-8) */
899 status = vid_blk_read_word(dev, AFE_CTRL, &value);
900
901 /*Set Func mode:01-DIF 10-baseband 11-YUV*/
902 value &= (~(FLD_FUNC_MODE));
903 value |= 0x800000;
904
905 value |= FLD_VGA_SEL_CH3 | FLD_VGA_SEL_CH2;
906
907 status = vid_blk_write_word(dev, AFE_CTRL, value);
908
909 if (dev->tuner_type == TUNER_NXP_TDA18271) {
910 status = vid_blk_read_word(dev, PIN_CTRL,
911 &value);
912 status = vid_blk_write_word(dev, PIN_CTRL,
913 (value & 0xFFFFFFEF));
914 }
915
916 break;
917
918 }
919 break;
920 }
921
922 /* Set raw VBI mode */
923 status = cx231xx_read_modify_write_i2c_dword(dev,
924 VID_BLK_I2C_ADDRESS,
925 OUT_CTRL1, FLD_VBIHACTRAW_EN,
926 cx231xx_set_field(FLD_VBIHACTRAW_EN, 1));
927
928 status = vid_blk_read_word(dev, OUT_CTRL1, &value);
929 if (value & 0x02) {
930 value |= (1 << 19);
931 status = vid_blk_write_word(dev, OUT_CTRL1, value);
932 }
933
934 return status;
935 }
936
937 void cx231xx_enable656(struct cx231xx *dev)
938 {
939 u8 temp = 0;
940 /*enable TS1 data[0:7] as output to export 656*/
941
942 vid_blk_write_byte(dev, TS1_PIN_CTL0, 0xFF);
943
944 /*enable TS1 clock as output to export 656*/
945
946 vid_blk_read_byte(dev, TS1_PIN_CTL1, &temp);
947 temp = temp|0x04;
948
949 vid_blk_write_byte(dev, TS1_PIN_CTL1, temp);
950 }
951 EXPORT_SYMBOL_GPL(cx231xx_enable656);
952
953 void cx231xx_disable656(struct cx231xx *dev)
954 {
955 u8 temp = 0;
956
957 vid_blk_write_byte(dev, TS1_PIN_CTL0, 0x00);
958
959 vid_blk_read_byte(dev, TS1_PIN_CTL1, &temp);
960 temp = temp&0xFB;
961
962 vid_blk_write_byte(dev, TS1_PIN_CTL1, temp);
963 }
964 EXPORT_SYMBOL_GPL(cx231xx_disable656);
965
966 /*
967 * Handle any video-mode specific overrides that are different
968 * on a per video standards basis after touching the MODE_CTRL
969 * register which resets many values for autodetect
970 */
971 int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev)
972 {
973 int status = 0;
974
975 dev_dbg(dev->dev, "%s: 0x%x\n",
976 __func__, (unsigned int)dev->norm);
977
978 /* Change the DFE_CTRL3 bp_percent to fix flagging */
979 status = vid_blk_write_word(dev, DFE_CTRL3, 0xCD3F0280);
980
981 if (dev->norm & (V4L2_STD_NTSC | V4L2_STD_PAL_M)) {
982 dev_dbg(dev->dev, "%s: NTSC\n", __func__);
983
984 /* Move the close caption lines out of active video,
985 adjust the active video start point */
986 status = cx231xx_read_modify_write_i2c_dword(dev,
987 VID_BLK_I2C_ADDRESS,
988 VERT_TIM_CTRL,
989 FLD_VBLANK_CNT, 0x18);
990 status = cx231xx_read_modify_write_i2c_dword(dev,
991 VID_BLK_I2C_ADDRESS,
992 VERT_TIM_CTRL,
993 FLD_VACTIVE_CNT,
994 0x1E7000);
995 status = cx231xx_read_modify_write_i2c_dword(dev,
996 VID_BLK_I2C_ADDRESS,
997 VERT_TIM_CTRL,
998 FLD_V656BLANK_CNT,
999 0x1C000000);
1000
1001 status = cx231xx_read_modify_write_i2c_dword(dev,
1002 VID_BLK_I2C_ADDRESS,
1003 HORIZ_TIM_CTRL,
1004 FLD_HBLANK_CNT,
1005 cx231xx_set_field
1006 (FLD_HBLANK_CNT, 0x79));
1007
1008 } else if (dev->norm & V4L2_STD_SECAM) {
1009 dev_dbg(dev->dev, "%s: SECAM\n", __func__);
1010 status = cx231xx_read_modify_write_i2c_dword(dev,
1011 VID_BLK_I2C_ADDRESS,
1012 VERT_TIM_CTRL,
1013 FLD_VBLANK_CNT, 0x20);
1014 status = cx231xx_read_modify_write_i2c_dword(dev,
1015 VID_BLK_I2C_ADDRESS,
1016 VERT_TIM_CTRL,
1017 FLD_VACTIVE_CNT,
1018 cx231xx_set_field
1019 (FLD_VACTIVE_CNT,
1020 0x244));
1021 status = cx231xx_read_modify_write_i2c_dword(dev,
1022 VID_BLK_I2C_ADDRESS,
1023 VERT_TIM_CTRL,
1024 FLD_V656BLANK_CNT,
1025 cx231xx_set_field
1026 (FLD_V656BLANK_CNT,
1027 0x24));
1028 /* Adjust the active video horizontal start point */
1029 status = cx231xx_read_modify_write_i2c_dword(dev,
1030 VID_BLK_I2C_ADDRESS,
1031 HORIZ_TIM_CTRL,
1032 FLD_HBLANK_CNT,
1033 cx231xx_set_field
1034 (FLD_HBLANK_CNT, 0x85));
1035 } else {
1036 dev_dbg(dev->dev, "%s: PAL\n", __func__);
1037 status = cx231xx_read_modify_write_i2c_dword(dev,
1038 VID_BLK_I2C_ADDRESS,
1039 VERT_TIM_CTRL,
1040 FLD_VBLANK_CNT, 0x20);
1041 status = cx231xx_read_modify_write_i2c_dword(dev,
1042 VID_BLK_I2C_ADDRESS,
1043 VERT_TIM_CTRL,
1044 FLD_VACTIVE_CNT,
1045 cx231xx_set_field
1046 (FLD_VACTIVE_CNT,
1047 0x244));
1048 status = cx231xx_read_modify_write_i2c_dword(dev,
1049 VID_BLK_I2C_ADDRESS,
1050 VERT_TIM_CTRL,
1051 FLD_V656BLANK_CNT,
1052 cx231xx_set_field
1053 (FLD_V656BLANK_CNT,
1054 0x24));
1055 /* Adjust the active video horizontal start point */
1056 status = cx231xx_read_modify_write_i2c_dword(dev,
1057 VID_BLK_I2C_ADDRESS,
1058 HORIZ_TIM_CTRL,
1059 FLD_HBLANK_CNT,
1060 cx231xx_set_field
1061 (FLD_HBLANK_CNT, 0x85));
1062
1063 }
1064
1065 return status;
1066 }
1067
1068 int cx231xx_unmute_audio(struct cx231xx *dev)
1069 {
1070 return vid_blk_write_byte(dev, PATH1_VOL_CTL, 0x24);
1071 }
1072 EXPORT_SYMBOL_GPL(cx231xx_unmute_audio);
1073
1074 static int stopAudioFirmware(struct cx231xx *dev)
1075 {
1076 return vid_blk_write_byte(dev, DL_CTL_CONTROL, 0x03);
1077 }
1078
1079 static int restartAudioFirmware(struct cx231xx *dev)
1080 {
1081 return vid_blk_write_byte(dev, DL_CTL_CONTROL, 0x13);
1082 }
1083
1084 int cx231xx_set_audio_input(struct cx231xx *dev, u8 input)
1085 {
1086 int status = 0;
1087 enum AUDIO_INPUT ainput = AUDIO_INPUT_LINE;
1088
1089 switch (INPUT(input)->amux) {
1090 case CX231XX_AMUX_VIDEO:
1091 ainput = AUDIO_INPUT_TUNER_TV;
1092 break;
1093 case CX231XX_AMUX_LINE_IN:
1094 status = cx231xx_i2s_blk_set_audio_input(dev, input);
1095 ainput = AUDIO_INPUT_LINE;
1096 break;
1097 default:
1098 break;
1099 }
1100
1101 status = cx231xx_set_audio_decoder_input(dev, ainput);
1102
1103 return status;
1104 }
1105
1106 int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
1107 enum AUDIO_INPUT audio_input)
1108 {
1109 u32 dwval;
1110 int status;
1111 u8 gen_ctrl;
1112 u32 value = 0;
1113
1114 /* Put it in soft reset */
1115 status = vid_blk_read_byte(dev, GENERAL_CTL, &gen_ctrl);
1116 gen_ctrl |= 1;
1117 status = vid_blk_write_byte(dev, GENERAL_CTL, gen_ctrl);
1118
1119 switch (audio_input) {
1120 case AUDIO_INPUT_LINE:
1121 /* setup AUD_IO control from Merlin paralle output */
1122 value = cx231xx_set_field(FLD_AUD_CHAN1_SRC,
1123 AUD_CHAN_SRC_PARALLEL);
1124 status = vid_blk_write_word(dev, AUD_IO_CTRL, value);
1125
1126 /* setup input to Merlin, SRC2 connect to AC97
1127 bypass upsample-by-2, slave mode, sony mode, left justify
1128 adr 091c, dat 01000000 */
1129 status = vid_blk_read_word(dev, AC97_CTL, &dwval);
1130
1131 status = vid_blk_write_word(dev, AC97_CTL,
1132 (dwval | FLD_AC97_UP2X_BYPASS));
1133
1134 /* select the parallel1 and SRC3 */
1135 status = vid_blk_write_word(dev, BAND_OUT_SEL,
1136 cx231xx_set_field(FLD_SRC3_IN_SEL, 0x0) |
1137 cx231xx_set_field(FLD_SRC3_CLK_SEL, 0x0) |
1138 cx231xx_set_field(FLD_PARALLEL1_SRC_SEL, 0x0));
1139
1140 /* unmute all, AC97 in, independence mode
1141 adr 08d0, data 0x00063073 */
1142 status = vid_blk_write_word(dev, DL_CTL, 0x3000001);
1143 status = vid_blk_write_word(dev, PATH1_CTL1, 0x00063073);
1144
1145 /* set AVC maximum threshold, adr 08d4, dat ffff0024 */
1146 status = vid_blk_read_word(dev, PATH1_VOL_CTL, &dwval);
1147 status = vid_blk_write_word(dev, PATH1_VOL_CTL,
1148 (dwval | FLD_PATH1_AVC_THRESHOLD));
1149
1150 /* set SC maximum threshold, adr 08ec, dat ffffb3a3 */
1151 status = vid_blk_read_word(dev, PATH1_SC_CTL, &dwval);
1152 status = vid_blk_write_word(dev, PATH1_SC_CTL,
1153 (dwval | FLD_PATH1_SC_THRESHOLD));
1154 break;
1155
1156 case AUDIO_INPUT_TUNER_TV:
1157 default:
1158 status = stopAudioFirmware(dev);
1159 /* Setup SRC sources and clocks */
1160 status = vid_blk_write_word(dev, BAND_OUT_SEL,
1161 cx231xx_set_field(FLD_SRC6_IN_SEL, 0x00) |
1162 cx231xx_set_field(FLD_SRC6_CLK_SEL, 0x01) |
1163 cx231xx_set_field(FLD_SRC5_IN_SEL, 0x00) |
1164 cx231xx_set_field(FLD_SRC5_CLK_SEL, 0x02) |
1165 cx231xx_set_field(FLD_SRC4_IN_SEL, 0x02) |
1166 cx231xx_set_field(FLD_SRC4_CLK_SEL, 0x03) |
1167 cx231xx_set_field(FLD_SRC3_IN_SEL, 0x00) |
1168 cx231xx_set_field(FLD_SRC3_CLK_SEL, 0x00) |
1169 cx231xx_set_field(FLD_BASEBAND_BYPASS_CTL, 0x00) |
1170 cx231xx_set_field(FLD_AC97_SRC_SEL, 0x03) |
1171 cx231xx_set_field(FLD_I2S_SRC_SEL, 0x00) |
1172 cx231xx_set_field(FLD_PARALLEL2_SRC_SEL, 0x02) |
1173 cx231xx_set_field(FLD_PARALLEL1_SRC_SEL, 0x01));
1174
1175 /* Setup the AUD_IO control */
1176 status = vid_blk_write_word(dev, AUD_IO_CTRL,
1177 cx231xx_set_field(FLD_I2S_PORT_DIR, 0x00) |
1178 cx231xx_set_field(FLD_I2S_OUT_SRC, 0x00) |
1179 cx231xx_set_field(FLD_AUD_CHAN3_SRC, 0x00) |
1180 cx231xx_set_field(FLD_AUD_CHAN2_SRC, 0x00) |
1181 cx231xx_set_field(FLD_AUD_CHAN1_SRC, 0x03));
1182
1183 status = vid_blk_write_word(dev, PATH1_CTL1, 0x1F063870);
1184
1185 /* setAudioStandard(_audio_standard); */
1186 status = vid_blk_write_word(dev, PATH1_CTL1, 0x00063870);
1187
1188 status = restartAudioFirmware(dev);
1189
1190 switch (dev->board.tuner_type) {
1191 case TUNER_XC5000:
1192 /* SIF passthrough at 28.6363 MHz sample rate */
1193 status = cx231xx_read_modify_write_i2c_dword(dev,
1194 VID_BLK_I2C_ADDRESS,
1195 CHIP_CTRL,
1196 FLD_SIF_EN,
1197 cx231xx_set_field(FLD_SIF_EN, 1));
1198 break;
1199 case TUNER_NXP_TDA18271:
1200 /* Normal mode: SIF passthrough at 14.32 MHz */
1201 status = cx231xx_read_modify_write_i2c_dword(dev,
1202 VID_BLK_I2C_ADDRESS,
1203 CHIP_CTRL,
1204 FLD_SIF_EN,
1205 cx231xx_set_field(FLD_SIF_EN, 0));
1206 break;
1207 default:
1208 /* This is just a casual suggestion to people adding
1209 new boards in case they use a tuner type we don't
1210 currently know about */
1211 dev_info(dev->dev,
1212 "Unknown tuner type configuring SIF");
1213 break;
1214 }
1215 break;
1216
1217 case AUDIO_INPUT_TUNER_FM:
1218 /* use SIF for FM radio
1219 setupFM();
1220 setAudioStandard(_audio_standard);
1221 */
1222 break;
1223
1224 case AUDIO_INPUT_MUTE:
1225 status = vid_blk_write_word(dev, PATH1_CTL1, 0x1F011012);
1226 break;
1227 }
1228
1229 /* Take it out of soft reset */
1230 status = vid_blk_read_byte(dev, GENERAL_CTL, &gen_ctrl);
1231 gen_ctrl &= ~1;
1232 status = vid_blk_write_byte(dev, GENERAL_CTL, gen_ctrl);
1233
1234 return status;
1235 }
1236
1237 /******************************************************************************
1238 * C H I P Specific C O N T R O L functions *
1239 ******************************************************************************/
1240 int cx231xx_init_ctrl_pin_status(struct cx231xx *dev)
1241 {
1242 u32 value;
1243 int status = 0;
1244
1245 status = vid_blk_read_word(dev, PIN_CTRL, &value);
1246 value |= (~dev->board.ctl_pin_status_mask);
1247 status = vid_blk_write_word(dev, PIN_CTRL, value);
1248
1249 return status;
1250 }
1251
1252 int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
1253 u8 analog_or_digital)
1254 {
1255 int status = 0;
1256
1257 /* first set the direction to output */
1258 status = cx231xx_set_gpio_direction(dev,
1259 dev->board.
1260 agc_analog_digital_select_gpio, 1);
1261
1262 /* 0 - demod ; 1 - Analog mode */
1263 status = cx231xx_set_gpio_value(dev,
1264 dev->board.agc_analog_digital_select_gpio,
1265 analog_or_digital);
1266
1267 return status;
1268 }
1269
1270 int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3)
1271 {
1272 u8 value[4] = { 0, 0, 0, 0 };
1273 int status = 0;
1274 bool current_is_port_3;
1275
1276 /*
1277 * Should this code check dev->port_3_switch_enabled first
1278 * to skip unnecessary reading of the register?
1279 * If yes, the flag dev->port_3_switch_enabled must be initialized
1280 * correctly.
1281 */
1282
1283 status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
1284 PWR_CTL_EN, value, 4);
1285 if (status < 0)
1286 return status;
1287
1288 current_is_port_3 = value[0] & I2C_DEMOD_EN ? true : false;
1289
1290 /* Just return, if already using the right port */
1291 if (current_is_port_3 == is_port_3)
1292 return 0;
1293
1294 if (is_port_3)
1295 value[0] |= I2C_DEMOD_EN;
1296 else
1297 value[0] &= ~I2C_DEMOD_EN;
1298
1299 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
1300 PWR_CTL_EN, value, 4);
1301
1302 /* remember status of the switch for usage in is_tuner */
1303 if (status >= 0)
1304 dev->port_3_switch_enabled = is_port_3;
1305
1306 return status;
1307
1308 }
1309 EXPORT_SYMBOL_GPL(cx231xx_enable_i2c_port_3);
1310
1311 void update_HH_register_after_set_DIF(struct cx231xx *dev)
1312 {
1313 /*
1314 u8 status = 0;
1315 u32 value = 0;
1316
1317 vid_blk_write_word(dev, PIN_CTRL, 0xA0FFF82F);
1318 vid_blk_write_word(dev, DIF_MISC_CTRL, 0x0A203F11);
1319 vid_blk_write_word(dev, DIF_SRC_PHASE_INC, 0x1BEFBF06);
1320
1321 status = vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value);
1322 vid_blk_write_word(dev, AFE_CTRL_C2HH_SRC_CTRL, 0x4485D390);
1323 status = vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value);
1324 */
1325 }
1326
1327 void cx231xx_dump_HH_reg(struct cx231xx *dev)
1328 {
1329 u32 value = 0;
1330 u16 i = 0;
1331
1332 value = 0x45005390;
1333 vid_blk_write_word(dev, 0x104, value);
1334
1335 for (i = 0x100; i < 0x140; i++) {
1336 vid_blk_read_word(dev, i, &value);
1337 dev_dbg(dev->dev, "reg0x%x=0x%x\n", i, value);
1338 i = i+3;
1339 }
1340
1341 for (i = 0x300; i < 0x400; i++) {
1342 vid_blk_read_word(dev, i, &value);
1343 dev_dbg(dev->dev, "reg0x%x=0x%x\n", i, value);
1344 i = i+3;
1345 }
1346
1347 for (i = 0x400; i < 0x440; i++) {
1348 vid_blk_read_word(dev, i, &value);
1349 dev_dbg(dev->dev, "reg0x%x=0x%x\n", i, value);
1350 i = i+3;
1351 }
1352
1353 vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value);
1354 dev_dbg(dev->dev, "AFE_CTRL_C2HH_SRC_CTRL=0x%x\n", value);
1355 vid_blk_write_word(dev, AFE_CTRL_C2HH_SRC_CTRL, 0x4485D390);
1356 vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value);
1357 dev_dbg(dev->dev, "AFE_CTRL_C2HH_SRC_CTRL=0x%x\n", value);
1358 }
1359
1360 #if 0
1361 static void cx231xx_dump_SC_reg(struct cx231xx *dev)
1362 {
1363 u8 value[4] = { 0, 0, 0, 0 };
1364 dev_dbg(dev->dev, "%s!\n", __func__);
1365
1366 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, BOARD_CFG_STAT,
1367 value, 4);
1368 dev_dbg(dev->dev,
1369 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", BOARD_CFG_STAT, value[0],
1370 value[1], value[2], value[3]);
1371 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS_MODE_REG,
1372 value, 4);
1373 dev_dbg(dev->dev,
1374 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS_MODE_REG, value[0],
1375 value[1], value[2], value[3]);
1376 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS1_CFG_REG,
1377 value, 4);
1378 dev_dbg(dev->dev,
1379 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS1_CFG_REG, value[0],
1380 value[1], value[2], value[3]);
1381 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS1_LENGTH_REG,
1382 value, 4);
1383 dev_dbg(dev->dev,
1384 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS1_LENGTH_REG, value[0],
1385 value[1], value[2], value[3]);
1386
1387 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS2_CFG_REG,
1388 value, 4);
1389 dev_dbg(dev->dev,
1390 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS2_CFG_REG, value[0],
1391 value[1], value[2], value[3]);
1392 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS2_LENGTH_REG,
1393 value, 4);
1394 dev_dbg(dev->dev,
1395 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS2_LENGTH_REG, value[0],
1396 value[1], value[2], value[3]);
1397 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET,
1398 value, 4);
1399 dev_dbg(dev->dev,
1400 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", EP_MODE_SET, value[0],
1401 value[1], value[2], value[3]);
1402 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_PTN1,
1403 value, 4);
1404 dev_dbg(dev->dev,
1405 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_PTN1, value[0],
1406 value[1], value[2], value[3]);
1407
1408 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_PTN2,
1409 value, 4);
1410 dev_dbg(dev->dev,
1411 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_PTN2, value[0],
1412 value[1], value[2], value[3]);
1413 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_PTN3,
1414 value, 4);
1415 dev_dbg(dev->dev,
1416 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_PTN3, value[0],
1417 value[1], value[2], value[3]);
1418 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_MASK0,
1419 value, 4);
1420 dev_dbg(dev->dev,
1421 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_MASK0, value[0],
1422 value[1], value[2], value[3]);
1423 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_MASK1,
1424 value, 4);
1425 dev_dbg(dev->dev,
1426 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_MASK1, value[0],
1427 value[1], value[2], value[3]);
1428
1429 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_MASK2,
1430 value, 4);
1431 dev_dbg(dev->dev,
1432 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_MASK2, value[0],
1433 value[1], value[2], value[3]);
1434 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_GAIN,
1435 value, 4);
1436 dev_dbg(dev->dev,
1437 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_GAIN, value[0],
1438 value[1], value[2], value[3]);
1439 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_CAR_REG,
1440 value, 4);
1441 dev_dbg(dev->dev,
1442 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_CAR_REG, value[0],
1443 value[1], value[2], value[3]);
1444 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_OT_CFG1,
1445 value, 4);
1446 dev_dbg(dev->dev,
1447 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_OT_CFG1, value[0],
1448 value[1], value[2], value[3]);
1449
1450 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_OT_CFG2,
1451 value, 4);
1452 dev_dbg(dev->dev,
1453 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_OT_CFG2, value[0],
1454 value[1], value[2], value[3]);
1455 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN,
1456 value, 4);
1457 dev_dbg(dev->dev,
1458 "reg0x%x=0x%x 0x%x 0x%x 0x%x\n", PWR_CTL_EN, value[0],
1459 value[1], value[2], value[3]);
1460 }
1461 #endif
1462
1463 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev)
1464
1465 {
1466 u8 value = 0;
1467
1468 afe_read_byte(dev, ADC_STATUS2_CH3, &value);
1469 value = (value & 0xFE)|0x01;
1470 afe_write_byte(dev, ADC_STATUS2_CH3, value);
1471
1472 afe_read_byte(dev, ADC_STATUS2_CH3, &value);
1473 value = (value & 0xFE)|0x00;
1474 afe_write_byte(dev, ADC_STATUS2_CH3, value);
1475
1476
1477 /*
1478 config colibri to lo-if mode
1479
1480 FIXME: ntf_mode = 2'b00 by default. But set 0x1 would reduce
1481 the diff IF input by half,
1482
1483 for low-if agc defect
1484 */
1485
1486 afe_read_byte(dev, ADC_NTF_PRECLMP_EN_CH3, &value);
1487 value = (value & 0xFC)|0x00;
1488 afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH3, value);
1489
1490 afe_read_byte(dev, ADC_INPUT_CH3, &value);
1491 value = (value & 0xF9)|0x02;
1492 afe_write_byte(dev, ADC_INPUT_CH3, value);
1493
1494 afe_read_byte(dev, ADC_FB_FRCRST_CH3, &value);
1495 value = (value & 0xFB)|0x04;
1496 afe_write_byte(dev, ADC_FB_FRCRST_CH3, value);
1497
1498 afe_read_byte(dev, ADC_DCSERVO_DEM_CH3, &value);
1499 value = (value & 0xFC)|0x03;
1500 afe_write_byte(dev, ADC_DCSERVO_DEM_CH3, value);
1501
1502 afe_read_byte(dev, ADC_CTRL_DAC1_CH3, &value);
1503 value = (value & 0xFB)|0x04;
1504 afe_write_byte(dev, ADC_CTRL_DAC1_CH3, value);
1505
1506 afe_read_byte(dev, ADC_CTRL_DAC23_CH3, &value);
1507 value = (value & 0xF8)|0x06;
1508 afe_write_byte(dev, ADC_CTRL_DAC23_CH3, value);
1509
1510 afe_read_byte(dev, ADC_CTRL_DAC23_CH3, &value);
1511 value = (value & 0x8F)|0x40;
1512 afe_write_byte(dev, ADC_CTRL_DAC23_CH3, value);
1513
1514 afe_read_byte(dev, ADC_PWRDN_CLAMP_CH3, &value);
1515 value = (value & 0xDF)|0x20;
1516 afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, value);
1517 }
1518
1519 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
1520 u8 spectral_invert, u32 mode)
1521 {
1522 u32 colibri_carrier_offset = 0;
1523 u32 func_mode = 0x01; /* Device has a DIF if this function is called */
1524 u32 standard = 0;
1525 u8 value[4] = { 0, 0, 0, 0 };
1526
1527 dev_dbg(dev->dev, "Enter cx231xx_set_Colibri_For_LowIF()\n");
1528 value[0] = (u8) 0x6F;
1529 value[1] = (u8) 0x6F;
1530 value[2] = (u8) 0x6F;
1531 value[3] = (u8) 0x6F;
1532 cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
1533 PWR_CTL_EN, value, 4);
1534
1535 /*Set colibri for low IF*/
1536 cx231xx_afe_set_mode(dev, AFE_MODE_LOW_IF);
1537
1538 /* Set C2HH for low IF operation.*/
1539 standard = dev->norm;
1540 cx231xx_dif_configure_C2HH_for_low_IF(dev, dev->active_mode,
1541 func_mode, standard);
1542
1543 /* Get colibri offsets.*/
1544 colibri_carrier_offset = cx231xx_Get_Colibri_CarrierOffset(mode,
1545 standard);
1546
1547 dev_dbg(dev->dev, "colibri_carrier_offset=%d, standard=0x%x\n",
1548 colibri_carrier_offset, standard);
1549
1550 /* Set the band Pass filter for DIF*/
1551 cx231xx_set_DIF_bandpass(dev, (if_freq+colibri_carrier_offset),
1552 spectral_invert, mode);
1553 }
1554
1555 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd)
1556 {
1557 u32 colibri_carrier_offset = 0;
1558
1559 if (mode == TUNER_MODE_FM_RADIO) {
1560 colibri_carrier_offset = 1100000;
1561 } else if (standerd & (V4L2_STD_MN | V4L2_STD_NTSC_M_JP)) {
1562 colibri_carrier_offset = 4832000; /*4.83MHz */
1563 } else if (standerd & (V4L2_STD_PAL_B | V4L2_STD_PAL_G)) {
1564 colibri_carrier_offset = 2700000; /*2.70MHz */
1565 } else if (standerd & (V4L2_STD_PAL_D | V4L2_STD_PAL_I
1566 | V4L2_STD_SECAM)) {
1567 colibri_carrier_offset = 2100000; /*2.10MHz */
1568 }
1569
1570 return colibri_carrier_offset;
1571 }
1572
1573 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
1574 u8 spectral_invert, u32 mode)
1575 {
1576 unsigned long pll_freq_word;
1577 u32 dif_misc_ctrl_value = 0;
1578 u64 pll_freq_u64 = 0;
1579 u32 i = 0;
1580
1581 dev_dbg(dev->dev, "if_freq=%d;spectral_invert=0x%x;mode=0x%x\n",
1582 if_freq, spectral_invert, mode);
1583
1584
1585 if (mode == TUNER_MODE_FM_RADIO) {
1586 pll_freq_word = 0x905A1CAC;
1587 vid_blk_write_word(dev, DIF_PLL_FREQ_WORD, pll_freq_word);
1588
1589 } else /*KSPROPERTY_TUNER_MODE_TV*/{
1590 /* Calculate the PLL frequency word based on the adjusted if_freq*/
1591 pll_freq_word = if_freq;
1592 pll_freq_u64 = (u64)pll_freq_word << 28L;
1593 do_div(pll_freq_u64, 50000000);
1594 pll_freq_word = (u32)pll_freq_u64;
1595 /*pll_freq_word = 0x3463497;*/
1596 vid_blk_write_word(dev, DIF_PLL_FREQ_WORD, pll_freq_word);
1597
1598 if (spectral_invert) {
1599 if_freq -= 400000;
1600 /* Enable Spectral Invert*/
1601 vid_blk_read_word(dev, DIF_MISC_CTRL,
1602 &dif_misc_ctrl_value);
1603 dif_misc_ctrl_value = dif_misc_ctrl_value | 0x00200000;
1604 vid_blk_write_word(dev, DIF_MISC_CTRL,
1605 dif_misc_ctrl_value);
1606 } else {
1607 if_freq += 400000;
1608 /* Disable Spectral Invert*/
1609 vid_blk_read_word(dev, DIF_MISC_CTRL,
1610 &dif_misc_ctrl_value);
1611 dif_misc_ctrl_value = dif_misc_ctrl_value & 0xFFDFFFFF;
1612 vid_blk_write_word(dev, DIF_MISC_CTRL,
1613 dif_misc_ctrl_value);
1614 }
1615
1616 if_freq = (if_freq / 100000) * 100000;
1617
1618 if (if_freq < 3000000)
1619 if_freq = 3000000;
1620
1621 if (if_freq > 16000000)
1622 if_freq = 16000000;
1623 }
1624
1625 dev_dbg(dev->dev, "Enter IF=%zu\n", ARRAY_SIZE(Dif_set_array));
1626 for (i = 0; i < ARRAY_SIZE(Dif_set_array); i++) {
1627 if (Dif_set_array[i].if_freq == if_freq) {
1628 vid_blk_write_word(dev,
1629 Dif_set_array[i].register_address, Dif_set_array[i].value);
1630 }
1631 }
1632 }
1633
1634 /******************************************************************************
1635 * D I F - B L O C K C O N T R O L functions *
1636 ******************************************************************************/
1637 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
1638 u32 function_mode, u32 standard)
1639 {
1640 int status = 0;
1641
1642
1643 if (mode == V4L2_TUNER_RADIO) {
1644 /* C2HH */
1645 /* lo if big signal */
1646 status = cx231xx_reg_mask_write(dev,
1647 VID_BLK_I2C_ADDRESS, 32,
1648 AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
1649 /* FUNC_MODE = DIF */
1650 status = cx231xx_reg_mask_write(dev,
1651 VID_BLK_I2C_ADDRESS, 32,
1652 AFE_CTRL_C2HH_SRC_CTRL, 23, 24, function_mode);
1653 /* IF_MODE */
1654 status = cx231xx_reg_mask_write(dev,
1655 VID_BLK_I2C_ADDRESS, 32,
1656 AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xFF);
1657 /* no inv */
1658 status = cx231xx_reg_mask_write(dev,
1659 VID_BLK_I2C_ADDRESS, 32,
1660 AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
1661 } else if (standard != DIF_USE_BASEBAND) {
1662 if (standard & V4L2_STD_MN) {
1663 /* lo if big signal */
1664 status = cx231xx_reg_mask_write(dev,
1665 VID_BLK_I2C_ADDRESS, 32,
1666 AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
1667 /* FUNC_MODE = DIF */
1668 status = cx231xx_reg_mask_write(dev,
1669 VID_BLK_I2C_ADDRESS, 32,
1670 AFE_CTRL_C2HH_SRC_CTRL, 23, 24,
1671 function_mode);
1672 /* IF_MODE */
1673 status = cx231xx_reg_mask_write(dev,
1674 VID_BLK_I2C_ADDRESS, 32,
1675 AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xb);
1676 /* no inv */
1677 status = cx231xx_reg_mask_write(dev,
1678 VID_BLK_I2C_ADDRESS, 32,
1679 AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
1680 /* 0x124, AUD_CHAN1_SRC = 0x3 */
1681 status = cx231xx_reg_mask_write(dev,
1682 VID_BLK_I2C_ADDRESS, 32,
1683 AUD_IO_CTRL, 0, 31, 0x00000003);
1684 } else if ((standard == V4L2_STD_PAL_I) |
1685 (standard & V4L2_STD_PAL_D) |
1686 (standard & V4L2_STD_SECAM)) {
1687 /* C2HH setup */
1688 /* lo if big signal */
1689 status = cx231xx_reg_mask_write(dev,
1690 VID_BLK_I2C_ADDRESS, 32,
1691 AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
1692 /* FUNC_MODE = DIF */
1693 status = cx231xx_reg_mask_write(dev,
1694 VID_BLK_I2C_ADDRESS, 32,
1695 AFE_CTRL_C2HH_SRC_CTRL, 23, 24,
1696 function_mode);
1697 /* IF_MODE */
1698 status = cx231xx_reg_mask_write(dev,
1699 VID_BLK_I2C_ADDRESS, 32,
1700 AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xF);
1701 /* no inv */
1702 status = cx231xx_reg_mask_write(dev,
1703 VID_BLK_I2C_ADDRESS, 32,
1704 AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
1705 } else {
1706 /* default PAL BG */
1707 /* C2HH setup */
1708 /* lo if big signal */
1709 status = cx231xx_reg_mask_write(dev,
1710 VID_BLK_I2C_ADDRESS, 32,
1711 AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
1712 /* FUNC_MODE = DIF */
1713 status = cx231xx_reg_mask_write(dev,
1714 VID_BLK_I2C_ADDRESS, 32,
1715 AFE_CTRL_C2HH_SRC_CTRL, 23, 24,
1716 function_mode);
1717 /* IF_MODE */
1718 status = cx231xx_reg_mask_write(dev,
1719 VID_BLK_I2C_ADDRESS, 32,
1720 AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xE);
1721 /* no inv */
1722 status = cx231xx_reg_mask_write(dev,
1723 VID_BLK_I2C_ADDRESS, 32,
1724 AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
1725 }
1726 }
1727
1728 return status;
1729 }
1730
1731 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard)
1732 {
1733 int status = 0;
1734 u32 dif_misc_ctrl_value = 0;
1735 u32 func_mode = 0;
1736
1737 dev_dbg(dev->dev, "%s: setStandard to %x\n", __func__, standard);
1738
1739 status = vid_blk_read_word(dev, DIF_MISC_CTRL, &dif_misc_ctrl_value);
1740 if (standard != DIF_USE_BASEBAND)
1741 dev->norm = standard;
1742
1743 switch (dev->model) {
1744 case CX231XX_BOARD_CNXT_CARRAERA:
1745 case CX231XX_BOARD_CNXT_RDE_250:
1746 case CX231XX_BOARD_CNXT_SHELBY:
1747 case CX231XX_BOARD_CNXT_RDU_250:
1748 case CX231XX_BOARD_CNXT_VIDEO_GRABBER:
1749 case CX231XX_BOARD_HAUPPAUGE_EXETER:
1750 case CX231XX_BOARD_OTG102:
1751 func_mode = 0x03;
1752 break;
1753 case CX231XX_BOARD_CNXT_RDE_253S:
1754 case CX231XX_BOARD_CNXT_RDU_253S:
1755 case CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL:
1756 case CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC:
1757 func_mode = 0x01;
1758 break;
1759 default:
1760 func_mode = 0x01;
1761 }
1762
1763 status = cx231xx_dif_configure_C2HH_for_low_IF(dev, dev->active_mode,
1764 func_mode, standard);
1765
1766 if (standard == DIF_USE_BASEBAND) { /* base band */
1767 /* There is a different SRC_PHASE_INC value
1768 for baseband vs. DIF */
1769 status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC, 0xDF7DF83);
1770 status = vid_blk_read_word(dev, DIF_MISC_CTRL,
1771 &dif_misc_ctrl_value);
1772 dif_misc_ctrl_value |= FLD_DIF_DIF_BYPASS;
1773 status = vid_blk_write_word(dev, DIF_MISC_CTRL,
1774 dif_misc_ctrl_value);
1775 } else if (standard & V4L2_STD_PAL_D) {
1776 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1777 DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
1778 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1779 DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
1780 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1781 DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
1782 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1783 DIF_PLL_CTRL3, 0, 31, 0x00008800);
1784 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1785 DIF_AGC_IF_REF, 0, 31, 0x444C1380);
1786 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1787 DIF_AGC_CTRL_IF, 0, 31, 0xDA302600);
1788 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1789 DIF_AGC_CTRL_INT, 0, 31, 0xDA261700);
1790 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1791 DIF_AGC_CTRL_RF, 0, 31, 0xDA262600);
1792 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1793 DIF_AGC_IF_INT_CURRENT, 0, 31,
1794 0x26001700);
1795 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1796 DIF_AGC_RF_CURRENT, 0, 31,
1797 0x00002660);
1798 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1799 DIF_VIDEO_AGC_CTRL, 0, 31,
1800 0x72500800);
1801 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1802 DIF_VID_AUD_OVERRIDE, 0, 31,
1803 0x27000100);
1804 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1805 DIF_AV_SEP_CTRL, 0, 31, 0x3F3934EA);
1806 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1807 DIF_COMP_FLT_CTRL, 0, 31,
1808 0x00000000);
1809 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1810 DIF_SRC_PHASE_INC, 0, 31,
1811 0x1befbf06);
1812 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1813 DIF_SRC_GAIN_CONTROL, 0, 31,
1814 0x000035e8);
1815 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1816 DIF_RPT_VARIANCE, 0, 31, 0x00000000);
1817 /* Save the Spec Inversion value */
1818 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
1819 dif_misc_ctrl_value |= 0x3a023F11;
1820 } else if (standard & V4L2_STD_PAL_I) {
1821 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1822 DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
1823 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1824 DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
1825 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1826 DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
1827 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1828 DIF_PLL_CTRL3, 0, 31, 0x00008800);
1829 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1830 DIF_AGC_IF_REF, 0, 31, 0x444C1380);
1831 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1832 DIF_AGC_CTRL_IF, 0, 31, 0xDA302600);
1833 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1834 DIF_AGC_CTRL_INT, 0, 31, 0xDA261700);
1835 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1836 DIF_AGC_CTRL_RF, 0, 31, 0xDA262600);
1837 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1838 DIF_AGC_IF_INT_CURRENT, 0, 31,
1839 0x26001700);
1840 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1841 DIF_AGC_RF_CURRENT, 0, 31,
1842 0x00002660);
1843 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1844 DIF_VIDEO_AGC_CTRL, 0, 31,
1845 0x72500800);
1846 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1847 DIF_VID_AUD_OVERRIDE, 0, 31,
1848 0x27000100);
1849 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1850 DIF_AV_SEP_CTRL, 0, 31, 0x5F39A934);
1851 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1852 DIF_COMP_FLT_CTRL, 0, 31,
1853 0x00000000);
1854 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1855 DIF_SRC_PHASE_INC, 0, 31,
1856 0x1befbf06);
1857 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1858 DIF_SRC_GAIN_CONTROL, 0, 31,
1859 0x000035e8);
1860 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1861 DIF_RPT_VARIANCE, 0, 31, 0x00000000);
1862 /* Save the Spec Inversion value */
1863 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
1864 dif_misc_ctrl_value |= 0x3a033F11;
1865 } else if (standard & V4L2_STD_PAL_M) {
1866 /* improved Low Frequency Phase Noise */
1867 status = vid_blk_write_word(dev, DIF_PLL_CTRL, 0xFF01FF0C);
1868 status = vid_blk_write_word(dev, DIF_PLL_CTRL1, 0xbd038c85);
1869 status = vid_blk_write_word(dev, DIF_PLL_CTRL2, 0x1db4640a);
1870 status = vid_blk_write_word(dev, DIF_PLL_CTRL3, 0x00008800);
1871 status = vid_blk_write_word(dev, DIF_AGC_IF_REF, 0x444C1380);
1872 status = vid_blk_write_word(dev, DIF_AGC_IF_INT_CURRENT,
1873 0x26001700);
1874 status = vid_blk_write_word(dev, DIF_AGC_RF_CURRENT,
1875 0x00002660);
1876 status = vid_blk_write_word(dev, DIF_VIDEO_AGC_CTRL,
1877 0x72500800);
1878 status = vid_blk_write_word(dev, DIF_VID_AUD_OVERRIDE,
1879 0x27000100);
1880 status = vid_blk_write_word(dev, DIF_AV_SEP_CTRL, 0x012c405d);
1881 status = vid_blk_write_word(dev, DIF_COMP_FLT_CTRL,
1882 0x009f50c1);
1883 status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC,
1884 0x1befbf06);
1885 status = vid_blk_write_word(dev, DIF_SRC_GAIN_CONTROL,
1886 0x000035e8);
1887 status = vid_blk_write_word(dev, DIF_SOFT_RST_CTRL_REVB,
1888 0x00000000);
1889 /* Save the Spec Inversion value */
1890 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
1891 dif_misc_ctrl_value |= 0x3A0A3F10;
1892 } else if (standard & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
1893 /* improved Low Frequency Phase Noise */
1894 status = vid_blk_write_word(dev, DIF_PLL_CTRL, 0xFF01FF0C);
1895 status = vid_blk_write_word(dev, DIF_PLL_CTRL1, 0xbd038c85);
1896 status = vid_blk_write_word(dev, DIF_PLL_CTRL2, 0x1db4640a);
1897 status = vid_blk_write_word(dev, DIF_PLL_CTRL3, 0x00008800);
1898 status = vid_blk_write_word(dev, DIF_AGC_IF_REF, 0x444C1380);
1899 status = vid_blk_write_word(dev, DIF_AGC_IF_INT_CURRENT,
1900 0x26001700);
1901 status = vid_blk_write_word(dev, DIF_AGC_RF_CURRENT,
1902 0x00002660);
1903 status = vid_blk_write_word(dev, DIF_VIDEO_AGC_CTRL,
1904 0x72500800);
1905 status = vid_blk_write_word(dev, DIF_VID_AUD_OVERRIDE,
1906 0x27000100);
1907 status = vid_blk_write_word(dev, DIF_AV_SEP_CTRL,
1908 0x012c405d);
1909 status = vid_blk_write_word(dev, DIF_COMP_FLT_CTRL,
1910 0x009f50c1);
1911 status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC,
1912 0x1befbf06);
1913 status = vid_blk_write_word(dev, DIF_SRC_GAIN_CONTROL,
1914 0x000035e8);
1915 status = vid_blk_write_word(dev, DIF_SOFT_RST_CTRL_REVB,
1916 0x00000000);
1917 /* Save the Spec Inversion value */
1918 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
1919 dif_misc_ctrl_value = 0x3A093F10;
1920 } else if (standard &
1921 (V4L2_STD_SECAM_B | V4L2_STD_SECAM_D | V4L2_STD_SECAM_G |
1922 V4L2_STD_SECAM_K | V4L2_STD_SECAM_K1)) {
1923
1924 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1925 DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
1926 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1927 DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
1928 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1929 DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
1930 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1931 DIF_PLL_CTRL3, 0, 31, 0x00008800);
1932 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1933 DIF_AGC_IF_REF, 0, 31, 0x888C0380);
1934 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1935 DIF_AGC_CTRL_IF, 0, 31, 0xe0262600);
1936 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1937 DIF_AGC_CTRL_INT, 0, 31, 0xc2171700);
1938 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1939 DIF_AGC_CTRL_RF, 0, 31, 0xc2262600);
1940 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1941 DIF_AGC_IF_INT_CURRENT, 0, 31,
1942 0x26001700);
1943 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1944 DIF_AGC_RF_CURRENT, 0, 31,
1945 0x00002660);
1946 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1947 DIF_VID_AUD_OVERRIDE, 0, 31,
1948 0x27000100);
1949 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1950 DIF_AV_SEP_CTRL, 0, 31, 0x3F3530ec);
1951 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1952 DIF_COMP_FLT_CTRL, 0, 31,
1953 0x00000000);
1954 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1955 DIF_SRC_PHASE_INC, 0, 31,
1956 0x1befbf06);
1957 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1958 DIF_SRC_GAIN_CONTROL, 0, 31,
1959 0x000035e8);
1960 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1961 DIF_RPT_VARIANCE, 0, 31, 0x00000000);
1962 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1963 DIF_VIDEO_AGC_CTRL, 0, 31,
1964 0xf4000000);
1965
1966 /* Save the Spec Inversion value */
1967 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
1968 dif_misc_ctrl_value |= 0x3a023F11;
1969 } else if (standard & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) {
1970 /* Is it SECAM_L1? */
1971 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1972 DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
1973 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1974 DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
1975 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1976 DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
1977 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1978 DIF_PLL_CTRL3, 0, 31, 0x00008800);
1979 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1980 DIF_AGC_IF_REF, 0, 31, 0x888C0380);
1981 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1982 DIF_AGC_CTRL_IF, 0, 31, 0xe0262600);
1983 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1984 DIF_AGC_CTRL_INT, 0, 31, 0xc2171700);
1985 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1986 DIF_AGC_CTRL_RF, 0, 31, 0xc2262600);
1987 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1988 DIF_AGC_IF_INT_CURRENT, 0, 31,
1989 0x26001700);
1990 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1991 DIF_AGC_RF_CURRENT, 0, 31,
1992 0x00002660);
1993 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1994 DIF_VID_AUD_OVERRIDE, 0, 31,
1995 0x27000100);
1996 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1997 DIF_AV_SEP_CTRL, 0, 31, 0x3F3530ec);
1998 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
1999 DIF_COMP_FLT_CTRL, 0, 31,
2000 0x00000000);
2001 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2002 DIF_SRC_PHASE_INC, 0, 31,
2003 0x1befbf06);
2004 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2005 DIF_SRC_GAIN_CONTROL, 0, 31,
2006 0x000035e8);
2007 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2008 DIF_RPT_VARIANCE, 0, 31, 0x00000000);
2009 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2010 DIF_VIDEO_AGC_CTRL, 0, 31,
2011 0xf2560000);
2012
2013 /* Save the Spec Inversion value */
2014 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
2015 dif_misc_ctrl_value |= 0x3a023F11;
2016
2017 } else if (standard & V4L2_STD_NTSC_M) {
2018 /* V4L2_STD_NTSC_M (75 IRE Setup) Or
2019 V4L2_STD_NTSC_M_JP (Japan, 0 IRE Setup) */
2020
2021 /* For NTSC the centre frequency of video coming out of
2022 sidewinder is around 7.1MHz or 3.6MHz depending on the
2023 spectral inversion. so for a non spectrally inverted channel
2024 the pll freq word is 0x03420c49
2025 */
2026
2027 status = vid_blk_write_word(dev, DIF_PLL_CTRL, 0x6503BC0C);
2028 status = vid_blk_write_word(dev, DIF_PLL_CTRL1, 0xBD038C85);
2029 status = vid_blk_write_word(dev, DIF_PLL_CTRL2, 0x1DB4640A);
2030 status = vid_blk_write_word(dev, DIF_PLL_CTRL3, 0x00008800);
2031 status = vid_blk_write_word(dev, DIF_AGC_IF_REF, 0x444C0380);
2032 status = vid_blk_write_word(dev, DIF_AGC_IF_INT_CURRENT,
2033 0x26001700);
2034 status = vid_blk_write_word(dev, DIF_AGC_RF_CURRENT,
2035 0x00002660);
2036 status = vid_blk_write_word(dev, DIF_VIDEO_AGC_CTRL,
2037 0x04000800);
2038 status = vid_blk_write_word(dev, DIF_VID_AUD_OVERRIDE,
2039 0x27000100);
2040 status = vid_blk_write_word(dev, DIF_AV_SEP_CTRL, 0x01296e1f);
2041
2042 status = vid_blk_write_word(dev, DIF_COMP_FLT_CTRL,
2043 0x009f50c1);
2044 status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC,
2045 0x1befbf06);
2046 status = vid_blk_write_word(dev, DIF_SRC_GAIN_CONTROL,
2047 0x000035e8);
2048
2049 status = vid_blk_write_word(dev, DIF_AGC_CTRL_IF, 0xC2262600);
2050 status = vid_blk_write_word(dev, DIF_AGC_CTRL_INT,
2051 0xC2262600);
2052 status = vid_blk_write_word(dev, DIF_AGC_CTRL_RF, 0xC2262600);
2053
2054 /* Save the Spec Inversion value */
2055 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
2056 dif_misc_ctrl_value |= 0x3a003F10;
2057 } else {
2058 /* default PAL BG */
2059 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2060 DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
2061 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2062 DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
2063 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2064 DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
2065 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2066 DIF_PLL_CTRL3, 0, 31, 0x00008800);
2067 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2068 DIF_AGC_IF_REF, 0, 31, 0x444C1380);
2069 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2070 DIF_AGC_CTRL_IF, 0, 31, 0xDA302600);
2071 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2072 DIF_AGC_CTRL_INT, 0, 31, 0xDA261700);
2073 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2074 DIF_AGC_CTRL_RF, 0, 31, 0xDA262600);
2075 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2076 DIF_AGC_IF_INT_CURRENT, 0, 31,
2077 0x26001700);
2078 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2079 DIF_AGC_RF_CURRENT, 0, 31,
2080 0x00002660);
2081 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2082 DIF_VIDEO_AGC_CTRL, 0, 31,
2083 0x72500800);
2084 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2085 DIF_VID_AUD_OVERRIDE, 0, 31,
2086 0x27000100);
2087 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2088 DIF_AV_SEP_CTRL, 0, 31, 0x3F3530EC);
2089 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2090 DIF_COMP_FLT_CTRL, 0, 31,
2091 0x00A653A8);
2092 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2093 DIF_SRC_PHASE_INC, 0, 31,
2094 0x1befbf06);
2095 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2096 DIF_SRC_GAIN_CONTROL, 0, 31,
2097 0x000035e8);
2098 status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32,
2099 DIF_RPT_VARIANCE, 0, 31, 0x00000000);
2100 /* Save the Spec Inversion value */
2101 dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
2102 dif_misc_ctrl_value |= 0x3a013F11;
2103 }
2104
2105 /* The AGC values should be the same for all standards,
2106 AUD_SRC_SEL[19] should always be disabled */
2107 dif_misc_ctrl_value &= ~FLD_DIF_AUD_SRC_SEL;
2108
2109 /* It is still possible to get Set Standard calls even when we
2110 are in FM mode.
2111 This is done to override the value for FM. */
2112 if (dev->active_mode == V4L2_TUNER_RADIO)
2113 dif_misc_ctrl_value = 0x7a080000;
2114
2115 /* Write the calculated value for misc ontrol register */
2116 status = vid_blk_write_word(dev, DIF_MISC_CTRL, dif_misc_ctrl_value);
2117
2118 return status;
2119 }
2120
2121 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev)
2122 {
2123 int status = 0;
2124 u32 dwval;
2125
2126 /* Set the RF and IF k_agc values to 3 */
2127 status = vid_blk_read_word(dev, DIF_AGC_IF_REF, &dwval);
2128 dwval &= ~(FLD_DIF_K_AGC_RF | FLD_DIF_K_AGC_IF);
2129 dwval |= 0x33000000;
2130
2131 status = vid_blk_write_word(dev, DIF_AGC_IF_REF, dwval);
2132
2133 return status;
2134 }
2135
2136 int cx231xx_tuner_post_channel_change(struct cx231xx *dev)
2137 {
2138 int status = 0;
2139 u32 dwval;
2140 dev_dbg(dev->dev, "%s: dev->tuner_type =0%d\n",
2141 __func__, dev->tuner_type);
2142 /* Set the RF and IF k_agc values to 4 for PAL/NTSC and 8 for
2143 * SECAM L/B/D standards */
2144 status = vid_blk_read_word(dev, DIF_AGC_IF_REF, &dwval);
2145 dwval &= ~(FLD_DIF_K_AGC_RF | FLD_DIF_K_AGC_IF);
2146
2147 if (dev->norm & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_B |
2148 V4L2_STD_SECAM_D)) {
2149 if (dev->tuner_type == TUNER_NXP_TDA18271) {
2150 dwval &= ~FLD_DIF_IF_REF;
2151 dwval |= 0x88000300;
2152 } else
2153 dwval |= 0x88000000;
2154 } else {
2155 if (dev->tuner_type == TUNER_NXP_TDA18271) {
2156 dwval &= ~FLD_DIF_IF_REF;
2157 dwval |= 0xCC000300;
2158 } else
2159 dwval |= 0x44000000;
2160 }
2161
2162 status = vid_blk_write_word(dev, DIF_AGC_IF_REF, dwval);
2163
2164 return status == sizeof(dwval) ? 0 : -EIO;
2165 }
2166
2167 /******************************************************************************
2168 * I 2 S - B L O C K C O N T R O L functions *
2169 ******************************************************************************/
2170 int cx231xx_i2s_blk_initialize(struct cx231xx *dev)
2171 {
2172 int status = 0;
2173 u32 value;
2174
2175 status = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2176 CH_PWR_CTRL1, 1, &value, 1);
2177 /* enables clock to delta-sigma and decimation filter */
2178 value |= 0x80;
2179 status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2180 CH_PWR_CTRL1, 1, value, 1);
2181 /* power up all channel */
2182 status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2183 CH_PWR_CTRL2, 1, 0x00, 1);
2184
2185 return status;
2186 }
2187
2188 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
2189 enum AV_MODE avmode)
2190 {
2191 int status = 0;
2192 u32 value = 0;
2193
2194 if (avmode != POLARIS_AVMODE_ENXTERNAL_AV) {
2195 status = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2196 CH_PWR_CTRL2, 1, &value, 1);
2197 value |= 0xfe;
2198 status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2199 CH_PWR_CTRL2, 1, value, 1);
2200 } else {
2201 status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2202 CH_PWR_CTRL2, 1, 0x00, 1);
2203 }
2204
2205 return status;
2206 }
2207
2208 /* set i2s_blk for audio input types */
2209 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input)
2210 {
2211 int status = 0;
2212
2213 switch (audio_input) {
2214 case CX231XX_AMUX_LINE_IN:
2215 status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2216 CH_PWR_CTRL2, 1, 0x00, 1);
2217 status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS,
2218 CH_PWR_CTRL1, 1, 0x80, 1);
2219 break;
2220 case CX231XX_AMUX_VIDEO:
2221 default:
2222 break;
2223 }
2224
2225 dev->ctl_ainput = audio_input;
2226
2227 return status;
2228 }
2229
2230 /******************************************************************************
2231 * P O W E R C O N T R O L functions *
2232 ******************************************************************************/
2233 int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode)
2234 {
2235 u8 value[4] = { 0, 0, 0, 0 };
2236 u32 tmp = 0;
2237 int status = 0;
2238
2239 if (dev->power_mode != mode)
2240 dev->power_mode = mode;
2241 else {
2242 dev_dbg(dev->dev, "%s: mode = %d, No Change req.\n",
2243 __func__, mode);
2244 return 0;
2245 }
2246
2247 status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, value,
2248 4);
2249 if (status < 0)
2250 return status;
2251
2252 tmp = le32_to_cpu(*((__le32 *) value));
2253
2254 switch (mode) {
2255 case POLARIS_AVMODE_ENXTERNAL_AV:
2256
2257 tmp &= (~PWR_MODE_MASK);
2258
2259 tmp |= PWR_AV_EN;
2260 value[0] = (u8) tmp;
2261 value[1] = (u8) (tmp >> 8);
2262 value[2] = (u8) (tmp >> 16);
2263 value[3] = (u8) (tmp >> 24);
2264 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2265 PWR_CTL_EN, value, 4);
2266 msleep(PWR_SLEEP_INTERVAL);
2267
2268 tmp |= PWR_ISO_EN;
2269 value[0] = (u8) tmp;
2270 value[1] = (u8) (tmp >> 8);
2271 value[2] = (u8) (tmp >> 16);
2272 value[3] = (u8) (tmp >> 24);
2273 status =
2274 cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, PWR_CTL_EN,
2275 value, 4);
2276 msleep(PWR_SLEEP_INTERVAL);
2277
2278 tmp |= POLARIS_AVMODE_ENXTERNAL_AV;
2279 value[0] = (u8) tmp;
2280 value[1] = (u8) (tmp >> 8);
2281 value[2] = (u8) (tmp >> 16);
2282 value[3] = (u8) (tmp >> 24);
2283 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2284 PWR_CTL_EN, value, 4);
2285
2286 /* reset state of xceive tuner */
2287 dev->xc_fw_load_done = 0;
2288 break;
2289
2290 case POLARIS_AVMODE_ANALOGT_TV:
2291
2292 tmp |= PWR_DEMOD_EN;
2293 value[0] = (u8) tmp;
2294 value[1] = (u8) (tmp >> 8);
2295 value[2] = (u8) (tmp >> 16);
2296 value[3] = (u8) (tmp >> 24);
2297 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2298 PWR_CTL_EN, value, 4);
2299 msleep(PWR_SLEEP_INTERVAL);
2300
2301 if (!(tmp & PWR_TUNER_EN)) {
2302 tmp |= (PWR_TUNER_EN);
2303 value[0] = (u8) tmp;
2304 value[1] = (u8) (tmp >> 8);
2305 value[2] = (u8) (tmp >> 16);
2306 value[3] = (u8) (tmp >> 24);
2307 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2308 PWR_CTL_EN, value, 4);
2309 msleep(PWR_SLEEP_INTERVAL);
2310 }
2311
2312 if (!(tmp & PWR_AV_EN)) {
2313 tmp |= PWR_AV_EN;
2314 value[0] = (u8) tmp;
2315 value[1] = (u8) (tmp >> 8);
2316 value[2] = (u8) (tmp >> 16);
2317 value[3] = (u8) (tmp >> 24);
2318 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2319 PWR_CTL_EN, value, 4);
2320 msleep(PWR_SLEEP_INTERVAL);
2321 }
2322 if (!(tmp & PWR_ISO_EN)) {
2323 tmp |= PWR_ISO_EN;
2324 value[0] = (u8) tmp;
2325 value[1] = (u8) (tmp >> 8);
2326 value[2] = (u8) (tmp >> 16);
2327 value[3] = (u8) (tmp >> 24);
2328 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2329 PWR_CTL_EN, value, 4);
2330 msleep(PWR_SLEEP_INTERVAL);
2331 }
2332
2333 if (!(tmp & POLARIS_AVMODE_ANALOGT_TV)) {
2334 tmp |= POLARIS_AVMODE_ANALOGT_TV;
2335 value[0] = (u8) tmp;
2336 value[1] = (u8) (tmp >> 8);
2337 value[2] = (u8) (tmp >> 16);
2338 value[3] = (u8) (tmp >> 24);
2339 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2340 PWR_CTL_EN, value, 4);
2341 msleep(PWR_SLEEP_INTERVAL);
2342 }
2343
2344 if (dev->board.tuner_type != TUNER_ABSENT) {
2345 /* reset the Tuner */
2346 if (dev->board.tuner_gpio)
2347 cx231xx_gpio_set(dev, dev->board.tuner_gpio);
2348
2349 if (dev->cx231xx_reset_analog_tuner)
2350 dev->cx231xx_reset_analog_tuner(dev);
2351 }
2352
2353 break;
2354
2355 case POLARIS_AVMODE_DIGITAL:
2356 if (!(tmp & PWR_TUNER_EN)) {
2357 tmp |= (PWR_TUNER_EN);
2358 value[0] = (u8) tmp;
2359 value[1] = (u8) (tmp >> 8);
2360 value[2] = (u8) (tmp >> 16);
2361 value[3] = (u8) (tmp >> 24);
2362 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2363 PWR_CTL_EN, value, 4);
2364 msleep(PWR_SLEEP_INTERVAL);
2365 }
2366 if (!(tmp & PWR_AV_EN)) {
2367 tmp |= PWR_AV_EN;
2368 value[0] = (u8) tmp;
2369 value[1] = (u8) (tmp >> 8);
2370 value[2] = (u8) (tmp >> 16);
2371 value[3] = (u8) (tmp >> 24);
2372 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2373 PWR_CTL_EN, value, 4);
2374 msleep(PWR_SLEEP_INTERVAL);
2375 }
2376 if (!(tmp & PWR_ISO_EN)) {
2377 tmp |= PWR_ISO_EN;
2378 value[0] = (u8) tmp;
2379 value[1] = (u8) (tmp >> 8);
2380 value[2] = (u8) (tmp >> 16);
2381 value[3] = (u8) (tmp >> 24);
2382 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2383 PWR_CTL_EN, value, 4);
2384 msleep(PWR_SLEEP_INTERVAL);
2385 }
2386
2387 tmp &= (~PWR_AV_MODE);
2388 tmp |= POLARIS_AVMODE_DIGITAL;
2389 value[0] = (u8) tmp;
2390 value[1] = (u8) (tmp >> 8);
2391 value[2] = (u8) (tmp >> 16);
2392 value[3] = (u8) (tmp >> 24);
2393 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2394 PWR_CTL_EN, value, 4);
2395 msleep(PWR_SLEEP_INTERVAL);
2396
2397 if (!(tmp & PWR_DEMOD_EN)) {
2398 tmp |= PWR_DEMOD_EN;
2399 value[0] = (u8) tmp;
2400 value[1] = (u8) (tmp >> 8);
2401 value[2] = (u8) (tmp >> 16);
2402 value[3] = (u8) (tmp >> 24);
2403 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2404 PWR_CTL_EN, value, 4);
2405 msleep(PWR_SLEEP_INTERVAL);
2406 }
2407
2408 if (dev->board.tuner_type != TUNER_ABSENT) {
2409 /* reset the Tuner */
2410 if (dev->board.tuner_gpio)
2411 cx231xx_gpio_set(dev, dev->board.tuner_gpio);
2412
2413 if (dev->cx231xx_reset_analog_tuner)
2414 dev->cx231xx_reset_analog_tuner(dev);
2415 }
2416 break;
2417
2418 default:
2419 break;
2420 }
2421
2422 msleep(PWR_SLEEP_INTERVAL);
2423
2424 /* For power saving, only enable Pwr_resetout_n
2425 when digital TV is selected. */
2426 if (mode == POLARIS_AVMODE_DIGITAL) {
2427 tmp |= PWR_RESETOUT_EN;
2428 value[0] = (u8) tmp;
2429 value[1] = (u8) (tmp >> 8);
2430 value[2] = (u8) (tmp >> 16);
2431 value[3] = (u8) (tmp >> 24);
2432 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
2433 PWR_CTL_EN, value, 4);
2434 msleep(PWR_SLEEP_INTERVAL);
2435 }
2436
2437 /* update power control for afe */
2438 status = cx231xx_afe_update_power_control(dev, mode);
2439
2440 /* update power control for i2s_blk */
2441 status = cx231xx_i2s_blk_update_power_control(dev, mode);
2442
2443 status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, value,
2444 4);
2445
2446 return status;
2447 }
2448
2449 int cx231xx_power_suspend(struct cx231xx *dev)
2450 {
2451 u8 value[4] = { 0, 0, 0, 0 };
2452 u32 tmp = 0;
2453 int status = 0;
2454
2455 status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN,
2456 value, 4);
2457 if (status > 0)
2458 return status;
2459
2460 tmp = le32_to_cpu(*((__le32 *) value));
2461 tmp &= (~PWR_MODE_MASK);
2462
2463 value[0] = (u8) tmp;
2464 value[1] = (u8) (tmp >> 8);
2465 value[2] = (u8) (tmp >> 16);
2466 value[3] = (u8) (tmp >> 24);
2467 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, PWR_CTL_EN,
2468 value, 4);
2469
2470 return status;
2471 }
2472
2473 /******************************************************************************
2474 * S T R E A M C O N T R O L functions *
2475 ******************************************************************************/
2476 int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask)
2477 {
2478 u8 value[4] = { 0x0, 0x0, 0x0, 0x0 };
2479 u32 tmp = 0;
2480 int status = 0;
2481
2482 dev_dbg(dev->dev, "%s: ep_mask = %x\n", __func__, ep_mask);
2483 status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET,
2484 value, 4);
2485 if (status < 0)
2486 return status;
2487
2488 tmp = le32_to_cpu(*((__le32 *) value));
2489 tmp |= ep_mask;
2490 value[0] = (u8) tmp;
2491 value[1] = (u8) (tmp >> 8);
2492 value[2] = (u8) (tmp >> 16);
2493 value[3] = (u8) (tmp >> 24);
2494
2495 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, EP_MODE_SET,
2496 value, 4);
2497
2498 return status;
2499 }
2500
2501 int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask)
2502 {
2503 u8 value[4] = { 0x0, 0x0, 0x0, 0x0 };
2504 u32 tmp = 0;
2505 int status = 0;
2506
2507 dev_dbg(dev->dev, "%s: ep_mask = %x\n", __func__, ep_mask);
2508 status =
2509 cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET, value, 4);
2510 if (status < 0)
2511 return status;
2512
2513 tmp = le32_to_cpu(*((__le32 *) value));
2514 tmp &= (~ep_mask);
2515 value[0] = (u8) tmp;
2516 value[1] = (u8) (tmp >> 8);
2517 value[2] = (u8) (tmp >> 16);
2518 value[3] = (u8) (tmp >> 24);
2519
2520 status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, EP_MODE_SET,
2521 value, 4);
2522
2523 return status;
2524 }
2525
2526 int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type)
2527 {
2528 int status = 0;
2529 u32 value = 0;
2530 u8 val[4] = { 0, 0, 0, 0 };
2531
2532 if (dev->udev->speed == USB_SPEED_HIGH) {
2533 switch (media_type) {
2534 case Audio:
2535 dev_dbg(dev->dev,
2536 "%s: Audio enter HANC\n", __func__);
2537 status =
2538 cx231xx_mode_register(dev, TS_MODE_REG, 0x9300);
2539 break;
2540
2541 case Vbi:
2542 dev_dbg(dev->dev,
2543 "%s: set vanc registers\n", __func__);
2544 status = cx231xx_mode_register(dev, TS_MODE_REG, 0x300);
2545 break;
2546
2547 case Sliced_cc:
2548 dev_dbg(dev->dev,
2549 "%s: set hanc registers\n", __func__);
2550 status =
2551 cx231xx_mode_register(dev, TS_MODE_REG, 0x1300);
2552 break;
2553
2554 case Raw_Video:
2555 dev_dbg(dev->dev,
2556 "%s: set video registers\n", __func__);
2557 status = cx231xx_mode_register(dev, TS_MODE_REG, 0x100);
2558 break;
2559
2560 case TS1_serial_mode:
2561 dev_dbg(dev->dev,
2562 "%s: set ts1 registers", __func__);
2563
2564 if (dev->board.has_417) {
2565 dev_dbg(dev->dev,
2566 "%s: MPEG\n", __func__);
2567 value &= 0xFFFFFFFC;
2568 value |= 0x3;
2569
2570 status = cx231xx_mode_register(dev,
2571 TS_MODE_REG, value);
2572
2573 val[0] = 0x04;
2574 val[1] = 0xA3;
2575 val[2] = 0x3B;
2576 val[3] = 0x00;
2577 status = cx231xx_write_ctrl_reg(dev,
2578 VRT_SET_REGISTER,
2579 TS1_CFG_REG, val, 4);
2580
2581 val[0] = 0x00;
2582 val[1] = 0x08;
2583 val[2] = 0x00;
2584 val[3] = 0x08;
2585 status = cx231xx_write_ctrl_reg(dev,
2586 VRT_SET_REGISTER,
2587 TS1_LENGTH_REG, val, 4);
2588 } else {
2589 dev_dbg(dev->dev, "%s: BDA\n", __func__);
2590 status = cx231xx_mode_register(dev,
2591 TS_MODE_REG, 0x101);
2592 status = cx231xx_mode_register(dev,
2593 TS1_CFG_REG, 0x010);
2594 }
2595 break;
2596
2597 case TS1_parallel_mode:
2598 dev_dbg(dev->dev,
2599 "%s: set ts1 parallel mode registers\n",
2600 __func__);
2601 status = cx231xx_mode_register(dev, TS_MODE_REG, 0x100);
2602 status = cx231xx_mode_register(dev, TS1_CFG_REG, 0x400);
2603 break;
2604 }
2605 } else {
2606 status = cx231xx_mode_register(dev, TS_MODE_REG, 0x101);
2607 }
2608
2609 return status;
2610 }
2611
2612 int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type)
2613 {
2614 int rc = -1;
2615 u32 ep_mask = -1;
2616 struct pcb_config *pcb_config;
2617
2618 /* get EP for media type */
2619 pcb_config = (struct pcb_config *)&dev->current_pcb_config;
2620
2621 if (pcb_config->config_num) {
2622 switch (media_type) {
2623 case Raw_Video:
2624 ep_mask = ENABLE_EP4; /* ep4 [00:1000] */
2625 break;
2626 case Audio:
2627 ep_mask = ENABLE_EP3; /* ep3 [00:0100] */
2628 break;
2629 case Vbi:
2630 ep_mask = ENABLE_EP5; /* ep5 [01:0000] */
2631 break;
2632 case Sliced_cc:
2633 ep_mask = ENABLE_EP6; /* ep6 [10:0000] */
2634 break;
2635 case TS1_serial_mode:
2636 case TS1_parallel_mode:
2637 ep_mask = ENABLE_EP1; /* ep1 [00:0001] */
2638 break;
2639 case TS2:
2640 ep_mask = ENABLE_EP2; /* ep2 [00:0010] */
2641 break;
2642 }
2643 }
2644
2645 if (start) {
2646 rc = cx231xx_initialize_stream_xfer(dev, media_type);
2647
2648 if (rc < 0)
2649 return rc;
2650
2651 /* enable video capture */
2652 if (ep_mask > 0)
2653 rc = cx231xx_start_stream(dev, ep_mask);
2654 } else {
2655 /* disable video capture */
2656 if (ep_mask > 0)
2657 rc = cx231xx_stop_stream(dev, ep_mask);
2658 }
2659
2660 return rc;
2661 }
2662 EXPORT_SYMBOL_GPL(cx231xx_capture_start);
2663
2664 /*****************************************************************************
2665 * G P I O B I T control functions *
2666 ******************************************************************************/
2667 static int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u32 gpio_val)
2668 {
2669 int status = 0;
2670
2671 gpio_val = (__force u32)cpu_to_le32(gpio_val);
2672 status = cx231xx_send_gpio_cmd(dev, gpio_bit, (u8 *)&gpio_val, 4, 0, 0);
2673
2674 return status;
2675 }
2676
2677 static int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u32 *gpio_val)
2678 {
2679 __le32 tmp;
2680 int status = 0;
2681
2682 status = cx231xx_send_gpio_cmd(dev, gpio_bit, (u8 *)&tmp, 4, 0, 1);
2683 *gpio_val = le32_to_cpu(tmp);
2684
2685 return status;
2686 }
2687
2688 /*
2689 * cx231xx_set_gpio_direction
2690 * Sets the direction of the GPIO pin to input or output
2691 *
2692 * Parameters :
2693 * pin_number : The GPIO Pin number to program the direction for
2694 * from 0 to 31
2695 * pin_value : The Direction of the GPIO Pin under reference.
2696 * 0 = Input direction
2697 * 1 = Output direction
2698 */
2699 int cx231xx_set_gpio_direction(struct cx231xx *dev,
2700 int pin_number, int pin_value)
2701 {
2702 int status = 0;
2703 u32 value = 0;
2704
2705 /* Check for valid pin_number - if 32 , bail out */
2706 if (pin_number >= 32)
2707 return -EINVAL;
2708
2709 /* input */
2710 if (pin_value == 0)
2711 value = dev->gpio_dir & (~(1 << pin_number)); /* clear */
2712 else
2713 value = dev->gpio_dir | (1 << pin_number);
2714
2715 status = cx231xx_set_gpio_bit(dev, value, dev->gpio_val);
2716
2717 /* cache the value for future */
2718 dev->gpio_dir = value;
2719
2720 return status;
2721 }
2722
2723 /*
2724 * cx231xx_set_gpio_value
2725 * Sets the value of the GPIO pin to Logic high or low. The Pin under
2726 * reference should ALREADY BE SET IN OUTPUT MODE !!!!!!!!!
2727 *
2728 * Parameters :
2729 * pin_number : The GPIO Pin number to program the direction for
2730 * pin_value : The value of the GPIO Pin under reference.
2731 * 0 = set it to 0
2732 * 1 = set it to 1
2733 */
2734 int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value)
2735 {
2736 int status = 0;
2737 u32 value = 0;
2738
2739 /* Check for valid pin_number - if 0xFF , bail out */
2740 if (pin_number >= 32)
2741 return -EINVAL;
2742
2743 /* first do a sanity check - if the Pin is not output, make it output */
2744 if ((dev->gpio_dir & (1 << pin_number)) == 0x00) {
2745 /* It was in input mode */
2746 value = dev->gpio_dir | (1 << pin_number);
2747 dev->gpio_dir = value;
2748 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2749 dev->gpio_val);
2750 value = 0;
2751 }
2752
2753 if (pin_value == 0)
2754 value = dev->gpio_val & (~(1 << pin_number));
2755 else
2756 value = dev->gpio_val | (1 << pin_number);
2757
2758 /* store the value */
2759 dev->gpio_val = value;
2760
2761 /* toggle bit0 of GP_IO */
2762 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2763
2764 return status;
2765 }
2766
2767 /*****************************************************************************
2768 * G P I O I2C related functions *
2769 ******************************************************************************/
2770 int cx231xx_gpio_i2c_start(struct cx231xx *dev)
2771 {
2772 int status = 0;
2773
2774 /* set SCL to output 1 ; set SDA to output 1 */
2775 dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
2776 dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
2777 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2778 dev->gpio_val |= 1 << dev->board.tuner_sda_gpio;
2779
2780 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2781 if (status < 0)
2782 return -EINVAL;
2783
2784 /* set SCL to output 1; set SDA to output 0 */
2785 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2786 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2787
2788 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2789 if (status < 0)
2790 return -EINVAL;
2791
2792 /* set SCL to output 0; set SDA to output 0 */
2793 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2794 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2795
2796 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2797 if (status < 0)
2798 return -EINVAL;
2799
2800 return status;
2801 }
2802
2803 int cx231xx_gpio_i2c_end(struct cx231xx *dev)
2804 {
2805 int status = 0;
2806
2807 /* set SCL to output 0; set SDA to output 0 */
2808 dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
2809 dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
2810
2811 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2812 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2813
2814 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2815 if (status < 0)
2816 return -EINVAL;
2817
2818 /* set SCL to output 1; set SDA to output 0 */
2819 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2820 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2821
2822 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2823 if (status < 0)
2824 return -EINVAL;
2825
2826 /* set SCL to input ,release SCL cable control
2827 set SDA to input ,release SDA cable control */
2828 dev->gpio_dir &= ~(1 << dev->board.tuner_scl_gpio);
2829 dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
2830
2831 status =
2832 cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2833 if (status < 0)
2834 return -EINVAL;
2835
2836 return status;
2837 }
2838
2839 int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data)
2840 {
2841 int status = 0;
2842 u8 i;
2843
2844 /* set SCL to output ; set SDA to output */
2845 dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
2846 dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
2847
2848 for (i = 0; i < 8; i++) {
2849 if (((data << i) & 0x80) == 0) {
2850 /* set SCL to output 0; set SDA to output 0 */
2851 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2852 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2853 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2854 dev->gpio_val);
2855
2856 /* set SCL to output 1; set SDA to output 0 */
2857 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2858 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2859 dev->gpio_val);
2860
2861 /* set SCL to output 0; set SDA to output 0 */
2862 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2863 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2864 dev->gpio_val);
2865 } else {
2866 /* set SCL to output 0; set SDA to output 1 */
2867 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2868 dev->gpio_val |= 1 << dev->board.tuner_sda_gpio;
2869 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2870 dev->gpio_val);
2871
2872 /* set SCL to output 1; set SDA to output 1 */
2873 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2874 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2875 dev->gpio_val);
2876
2877 /* set SCL to output 0; set SDA to output 1 */
2878 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2879 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2880 dev->gpio_val);
2881 }
2882 }
2883 return status;
2884 }
2885
2886 int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf)
2887 {
2888 u8 value = 0;
2889 int status = 0;
2890 u32 gpio_logic_value = 0;
2891 u8 i;
2892
2893 /* read byte */
2894 for (i = 0; i < 8; i++) { /* send write I2c addr */
2895
2896 /* set SCL to output 0; set SDA to input */
2897 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2898 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2899 dev->gpio_val);
2900
2901 /* set SCL to output 1; set SDA to input */
2902 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2903 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
2904 dev->gpio_val);
2905
2906 /* get SDA data bit */
2907 gpio_logic_value = dev->gpio_val;
2908 status = cx231xx_get_gpio_bit(dev, dev->gpio_dir,
2909 &dev->gpio_val);
2910 if ((dev->gpio_val & (1 << dev->board.tuner_sda_gpio)) != 0)
2911 value |= (1 << (8 - i - 1));
2912
2913 dev->gpio_val = gpio_logic_value;
2914 }
2915
2916 /* set SCL to output 0,finish the read latest SCL signal.
2917 !!!set SDA to input, never to modify SDA direction at
2918 the same times */
2919 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2920 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2921
2922 /* store the value */
2923 *buf = value & 0xff;
2924
2925 return status;
2926 }
2927
2928 int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev)
2929 {
2930 int status = 0;
2931 u32 gpio_logic_value = 0;
2932 int nCnt = 10;
2933 int nInit = nCnt;
2934
2935 /* clock stretch; set SCL to input; set SDA to input;
2936 get SCL value till SCL = 1 */
2937 dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
2938 dev->gpio_dir &= ~(1 << dev->board.tuner_scl_gpio);
2939
2940 gpio_logic_value = dev->gpio_val;
2941 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2942
2943 do {
2944 msleep(2);
2945 status = cx231xx_get_gpio_bit(dev, dev->gpio_dir,
2946 &dev->gpio_val);
2947 nCnt--;
2948 } while (((dev->gpio_val &
2949 (1 << dev->board.tuner_scl_gpio)) == 0) &&
2950 (nCnt > 0));
2951
2952 if (nCnt == 0)
2953 dev_dbg(dev->dev,
2954 "No ACK after %d msec -GPIO I2C failed!",
2955 nInit * 10);
2956
2957 /*
2958 * readAck
2959 * through clock stretch, slave has given a SCL signal,
2960 * so the SDA data can be directly read.
2961 */
2962 status = cx231xx_get_gpio_bit(dev, dev->gpio_dir, &dev->gpio_val);
2963
2964 if ((dev->gpio_val & 1 << dev->board.tuner_sda_gpio) == 0) {
2965 dev->gpio_val = gpio_logic_value;
2966 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2967 status = 0;
2968 } else {
2969 dev->gpio_val = gpio_logic_value;
2970 dev->gpio_val |= (1 << dev->board.tuner_sda_gpio);
2971 }
2972
2973 /* read SDA end, set the SCL to output 0, after this operation,
2974 SDA direction can be changed. */
2975 dev->gpio_val = gpio_logic_value;
2976 dev->gpio_dir |= (1 << dev->board.tuner_scl_gpio);
2977 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2978 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2979
2980 return status;
2981 }
2982
2983 int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev)
2984 {
2985 int status = 0;
2986
2987 /* set SDA to ouput */
2988 dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
2989 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2990
2991 /* set SCL = 0 (output); set SDA = 0 (output) */
2992 dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
2993 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
2994 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2995
2996 /* set SCL = 1 (output); set SDA = 0 (output) */
2997 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
2998 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
2999
3000 /* set SCL = 0 (output); set SDA = 0 (output) */
3001 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
3002 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
3003
3004 /* set SDA to input,and then the slave will read data from SDA. */
3005 dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
3006 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
3007
3008 return status;
3009 }
3010
3011 int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev)
3012 {
3013 int status = 0;
3014
3015 /* set scl to output ; set sda to input */
3016 dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
3017 dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
3018 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
3019
3020 /* set scl to output 0; set sda to input */
3021 dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
3022 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
3023
3024 /* set scl to output 1; set sda to input */
3025 dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
3026 status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, dev->gpio_val);
3027
3028 return status;
3029 }
3030
3031 /*****************************************************************************
3032 * G P I O I2C related functions *
3033 ******************************************************************************/
3034 /* cx231xx_gpio_i2c_read
3035 * Function to read data from gpio based I2C interface
3036 */
3037 int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len)
3038 {
3039 int status = 0;
3040 int i = 0;
3041
3042 /* get the lock */
3043 mutex_lock(&dev->gpio_i2c_lock);
3044
3045 /* start */
3046 status = cx231xx_gpio_i2c_start(dev);
3047
3048 /* write dev_addr */
3049 status = cx231xx_gpio_i2c_write_byte(dev, (dev_addr << 1) + 1);
3050
3051 /* readAck */
3052 status = cx231xx_gpio_i2c_read_ack(dev);
3053
3054 /* read data */
3055 for (i = 0; i < len; i++) {
3056 /* read data */
3057 buf[i] = 0;
3058 status = cx231xx_gpio_i2c_read_byte(dev, &buf[i]);
3059
3060 if ((i + 1) != len) {
3061 /* only do write ack if we more length */
3062 status = cx231xx_gpio_i2c_write_ack(dev);
3063 }
3064 }
3065
3066 /* write NAK - inform reads are complete */
3067 status = cx231xx_gpio_i2c_write_nak(dev);
3068
3069 /* write end */
3070 status = cx231xx_gpio_i2c_end(dev);
3071
3072 /* release the lock */
3073 mutex_unlock(&dev->gpio_i2c_lock);
3074
3075 return status;
3076 }
3077
3078 /* cx231xx_gpio_i2c_write
3079 * Function to write data to gpio based I2C interface
3080 */
3081 int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len)
3082 {
3083 int i = 0;
3084
3085 /* get the lock */
3086 mutex_lock(&dev->gpio_i2c_lock);
3087
3088 /* start */
3089 cx231xx_gpio_i2c_start(dev);
3090
3091 /* write dev_addr */
3092 cx231xx_gpio_i2c_write_byte(dev, dev_addr << 1);
3093
3094 /* read Ack */
3095 cx231xx_gpio_i2c_read_ack(dev);
3096
3097 for (i = 0; i < len; i++) {
3098 /* Write data */
3099 cx231xx_gpio_i2c_write_byte(dev, buf[i]);
3100
3101 /* read Ack */
3102 cx231xx_gpio_i2c_read_ack(dev);
3103 }
3104
3105 /* write End */
3106 cx231xx_gpio_i2c_end(dev);
3107
3108 /* release the lock */
3109 mutex_unlock(&dev->gpio_i2c_lock);
3110
3111 return 0;
3112 }
Linux kernel - Deliverables
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