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rt2800: initialize BBP_R104 on proper subroutines
[linux/fpc-iii.git] / drivers / media / pci / cx23885 / cx23885-417.c
blob6dea11a7a858f08850887a1041f1f4af0f2f3944
1 /*
2 *
3 * Support for a cx23417 mpeg encoder via cx23885 host port.
4 *
5 * (c) 2004 Jelle Foks <jelle@foks.us>
6 * (c) 2004 Gerd Knorr <kraxel@bytesex.org>
7 * (c) 2008 Steven Toth <stoth@linuxtv.org>
8 * - CX23885/7/8 support
9 *
10 * Includes parts from the ivtv driver <http://sourceforge.net/projects/ivtv/>
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 */
26
27 #include <linux/module.h>
28 #include <linux/moduleparam.h>
29 #include <linux/init.h>
30 #include <linux/fs.h>
31 #include <linux/delay.h>
32 #include <linux/device.h>
33 #include <linux/firmware.h>
34 #include <linux/slab.h>
35 #include <media/v4l2-common.h>
36 #include <media/v4l2-ioctl.h>
37 #include <media/cx2341x.h>
38
39 #include "cx23885.h"
40 #include "cx23885-ioctl.h"
41
42 #define CX23885_FIRM_IMAGE_SIZE 376836
43 #define CX23885_FIRM_IMAGE_NAME "v4l-cx23885-enc.fw"
44
45 static unsigned int mpegbufs = 32;
46 module_param(mpegbufs, int, 0644);
47 MODULE_PARM_DESC(mpegbufs, "number of mpeg buffers, range 2-32");
48 static unsigned int mpeglines = 32;
49 module_param(mpeglines, int, 0644);
50 MODULE_PARM_DESC(mpeglines, "number of lines in an MPEG buffer, range 2-32");
51 static unsigned int mpeglinesize = 512;
52 module_param(mpeglinesize, int, 0644);
53 MODULE_PARM_DESC(mpeglinesize,
54 "number of bytes in each line of an MPEG buffer, range 512-1024");
55
56 static unsigned int v4l_debug;
57 module_param(v4l_debug, int, 0644);
58 MODULE_PARM_DESC(v4l_debug, "enable V4L debug messages");
59
60 #define dprintk(level, fmt, arg...)\
61 do { if (v4l_debug >= level) \
62 printk(KERN_DEBUG "%s: " fmt, \
63 (dev) ? dev->name : "cx23885[?]", ## arg); \
64 } while (0)
65
66 static struct cx23885_tvnorm cx23885_tvnorms[] = {
67 {
68 .name = "NTSC-M",
69 .id = V4L2_STD_NTSC_M,
70 }, {
71 .name = "NTSC-JP",
72 .id = V4L2_STD_NTSC_M_JP,
73 }, {
74 .name = "PAL-BG",
75 .id = V4L2_STD_PAL_BG,
76 }, {
77 .name = "PAL-DK",
78 .id = V4L2_STD_PAL_DK,
79 }, {
80 .name = "PAL-I",
81 .id = V4L2_STD_PAL_I,
82 }, {
83 .name = "PAL-M",
84 .id = V4L2_STD_PAL_M,
85 }, {
86 .name = "PAL-N",
87 .id = V4L2_STD_PAL_N,
88 }, {
89 .name = "PAL-Nc",
90 .id = V4L2_STD_PAL_Nc,
91 }, {
92 .name = "PAL-60",
93 .id = V4L2_STD_PAL_60,
94 }, {
95 .name = "SECAM-L",
96 .id = V4L2_STD_SECAM_L,
97 }, {
98 .name = "SECAM-DK",
99 .id = V4L2_STD_SECAM_DK,
100 }
101 };
102
103 /* ------------------------------------------------------------------ */
104 enum cx23885_capture_type {
105 CX23885_MPEG_CAPTURE,
106 CX23885_RAW_CAPTURE,
107 CX23885_RAW_PASSTHRU_CAPTURE
108 };
109 enum cx23885_capture_bits {
110 CX23885_RAW_BITS_NONE = 0x00,
111 CX23885_RAW_BITS_YUV_CAPTURE = 0x01,
112 CX23885_RAW_BITS_PCM_CAPTURE = 0x02,
113 CX23885_RAW_BITS_VBI_CAPTURE = 0x04,
114 CX23885_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
115 CX23885_RAW_BITS_TO_HOST_CAPTURE = 0x10
116 };
117 enum cx23885_capture_end {
118 CX23885_END_AT_GOP, /* stop at the end of gop, generate irq */
119 CX23885_END_NOW, /* stop immediately, no irq */
120 };
121 enum cx23885_framerate {
122 CX23885_FRAMERATE_NTSC_30, /* NTSC: 30fps */
123 CX23885_FRAMERATE_PAL_25 /* PAL: 25fps */
124 };
125 enum cx23885_stream_port {
126 CX23885_OUTPUT_PORT_MEMORY,
127 CX23885_OUTPUT_PORT_STREAMING,
128 CX23885_OUTPUT_PORT_SERIAL
129 };
130 enum cx23885_data_xfer_status {
131 CX23885_MORE_BUFFERS_FOLLOW,
132 CX23885_LAST_BUFFER,
133 };
134 enum cx23885_picture_mask {
135 CX23885_PICTURE_MASK_NONE,
136 CX23885_PICTURE_MASK_I_FRAMES,
137 CX23885_PICTURE_MASK_I_P_FRAMES = 0x3,
138 CX23885_PICTURE_MASK_ALL_FRAMES = 0x7,
139 };
140 enum cx23885_vbi_mode_bits {
141 CX23885_VBI_BITS_SLICED,
142 CX23885_VBI_BITS_RAW,
143 };
144 enum cx23885_vbi_insertion_bits {
145 CX23885_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
146 CX23885_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
147 CX23885_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
148 CX23885_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
149 CX23885_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
150 };
151 enum cx23885_dma_unit {
152 CX23885_DMA_BYTES,
153 CX23885_DMA_FRAMES,
154 };
155 enum cx23885_dma_transfer_status_bits {
156 CX23885_DMA_TRANSFER_BITS_DONE = 0x01,
157 CX23885_DMA_TRANSFER_BITS_ERROR = 0x04,
158 CX23885_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
159 };
160 enum cx23885_pause {
161 CX23885_PAUSE_ENCODING,
162 CX23885_RESUME_ENCODING,
163 };
164 enum cx23885_copyright {
165 CX23885_COPYRIGHT_OFF,
166 CX23885_COPYRIGHT_ON,
167 };
168 enum cx23885_notification_type {
169 CX23885_NOTIFICATION_REFRESH,
170 };
171 enum cx23885_notification_status {
172 CX23885_NOTIFICATION_OFF,
173 CX23885_NOTIFICATION_ON,
174 };
175 enum cx23885_notification_mailbox {
176 CX23885_NOTIFICATION_NO_MAILBOX = -1,
177 };
178 enum cx23885_field1_lines {
179 CX23885_FIELD1_SAA7114 = 0x00EF, /* 239 */
180 CX23885_FIELD1_SAA7115 = 0x00F0, /* 240 */
181 CX23885_FIELD1_MICRONAS = 0x0105, /* 261 */
182 };
183 enum cx23885_field2_lines {
184 CX23885_FIELD2_SAA7114 = 0x00EF, /* 239 */
185 CX23885_FIELD2_SAA7115 = 0x00F0, /* 240 */
186 CX23885_FIELD2_MICRONAS = 0x0106, /* 262 */
187 };
188 enum cx23885_custom_data_type {
189 CX23885_CUSTOM_EXTENSION_USR_DATA,
190 CX23885_CUSTOM_PRIVATE_PACKET,
191 };
192 enum cx23885_mute {
193 CX23885_UNMUTE,
194 CX23885_MUTE,
195 };
196 enum cx23885_mute_video_mask {
197 CX23885_MUTE_VIDEO_V_MASK = 0x0000FF00,
198 CX23885_MUTE_VIDEO_U_MASK = 0x00FF0000,
199 CX23885_MUTE_VIDEO_Y_MASK = 0xFF000000,
200 };
201 enum cx23885_mute_video_shift {
202 CX23885_MUTE_VIDEO_V_SHIFT = 8,
203 CX23885_MUTE_VIDEO_U_SHIFT = 16,
204 CX23885_MUTE_VIDEO_Y_SHIFT = 24,
205 };
206
207 /* defines below are from ivtv-driver.h */
208 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
209
210 /* Firmware API commands */
211 #define IVTV_API_STD_TIMEOUT 500
212
213 /* Registers */
214 /* IVTV_REG_OFFSET */
215 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8)
216 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC)
217 #define IVTV_REG_SPU (0x9050)
218 #define IVTV_REG_HW_BLOCKS (0x9054)
219 #define IVTV_REG_VPU (0x9058)
220 #define IVTV_REG_APU (0xA064)
221
222 /**** Bit definitions for MC417_RWD and MC417_OEN registers ***
223 bits 31-16
224 +-----------+
225 | Reserved |
226 +-----------+
227 bit 15 bit 14 bit 13 bit 12 bit 11 bit 10 bit 9 bit 8
228 +-------+-------+-------+-------+-------+-------+-------+-------+
229 | MIWR# | MIRD# | MICS# |MIRDY# |MIADDR3|MIADDR2|MIADDR1|MIADDR0|
230 +-------+-------+-------+-------+-------+-------+-------+-------+
231 bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0
232 +-------+-------+-------+-------+-------+-------+-------+-------+
233 |MIDATA7|MIDATA6|MIDATA5|MIDATA4|MIDATA3|MIDATA2|MIDATA1|MIDATA0|
234 +-------+-------+-------+-------+-------+-------+-------+-------+
235 ***/
236 #define MC417_MIWR 0x8000
237 #define MC417_MIRD 0x4000
238 #define MC417_MICS 0x2000
239 #define MC417_MIRDY 0x1000
240 #define MC417_MIADDR 0x0F00
241 #define MC417_MIDATA 0x00FF
242
243 /* MIADDR* nibble definitions */
244 #define MCI_MEMORY_DATA_BYTE0 0x000
245 #define MCI_MEMORY_DATA_BYTE1 0x100
246 #define MCI_MEMORY_DATA_BYTE2 0x200
247 #define MCI_MEMORY_DATA_BYTE3 0x300
248 #define MCI_MEMORY_ADDRESS_BYTE2 0x400
249 #define MCI_MEMORY_ADDRESS_BYTE1 0x500
250 #define MCI_MEMORY_ADDRESS_BYTE0 0x600
251 #define MCI_REGISTER_DATA_BYTE0 0x800
252 #define MCI_REGISTER_DATA_BYTE1 0x900
253 #define MCI_REGISTER_DATA_BYTE2 0xA00
254 #define MCI_REGISTER_DATA_BYTE3 0xB00
255 #define MCI_REGISTER_ADDRESS_BYTE0 0xC00
256 #define MCI_REGISTER_ADDRESS_BYTE1 0xD00
257 #define MCI_REGISTER_MODE 0xE00
258
259 /* Read and write modes */
260 #define MCI_MODE_REGISTER_READ 0
261 #define MCI_MODE_REGISTER_WRITE 1
262 #define MCI_MODE_MEMORY_READ 0
263 #define MCI_MODE_MEMORY_WRITE 0x40
264
265 /*** Bit definitions for MC417_CTL register ****
266 bits 31-6 bits 5-4 bit 3 bits 2-1 Bit 0
267 +--------+-------------+--------+--------------+------------+
268 |Reserved|MC417_SPD_CTL|Reserved|MC417_GPIO_SEL|UART_GPIO_EN|
269 +--------+-------------+--------+--------------+------------+
270 ***/
271 #define MC417_SPD_CTL(x) (((x) << 4) & 0x00000030)
272 #define MC417_GPIO_SEL(x) (((x) << 1) & 0x00000006)
273 #define MC417_UART_GPIO_EN 0x00000001
274
275 /* Values for speed control */
276 #define MC417_SPD_CTL_SLOW 0x1
277 #define MC417_SPD_CTL_MEDIUM 0x0
278 #define MC417_SPD_CTL_FAST 0x3 /* b'1x, but we use b'11 */
279
280 /* Values for GPIO select */
281 #define MC417_GPIO_SEL_GPIO3 0x3
282 #define MC417_GPIO_SEL_GPIO2 0x2
283 #define MC417_GPIO_SEL_GPIO1 0x1
284 #define MC417_GPIO_SEL_GPIO0 0x0
285
286 void cx23885_mc417_init(struct cx23885_dev *dev)
287 {
288 u32 regval;
289
290 dprintk(2, "%s()\n", __func__);
291
292 /* Configure MC417_CTL register to defaults. */
293 regval = MC417_SPD_CTL(MC417_SPD_CTL_FAST) |
294 MC417_GPIO_SEL(MC417_GPIO_SEL_GPIO3) |
295 MC417_UART_GPIO_EN;
296 cx_write(MC417_CTL, regval);
297
298 /* Configure MC417_OEN to defaults. */
299 regval = MC417_MIRDY;
300 cx_write(MC417_OEN, regval);
301
302 /* Configure MC417_RWD to defaults. */
303 regval = MC417_MIWR | MC417_MIRD | MC417_MICS;
304 cx_write(MC417_RWD, regval);
305 }
306
307 static int mc417_wait_ready(struct cx23885_dev *dev)
308 {
309 u32 mi_ready;
310 unsigned long timeout = jiffies + msecs_to_jiffies(1);
311
312 for (;;) {
313 mi_ready = cx_read(MC417_RWD) & MC417_MIRDY;
314 if (mi_ready != 0)
315 return 0;
316 if (time_after(jiffies, timeout))
317 return -1;
318 udelay(1);
319 }
320 }
321
322 int mc417_register_write(struct cx23885_dev *dev, u16 address, u32 value)
323 {
324 u32 regval;
325
326 /* Enable MC417 GPIO outputs except for MC417_MIRDY,
327 * which is an input.
328 */
329 cx_write(MC417_OEN, MC417_MIRDY);
330
331 /* Write data byte 0 */
332 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0 |
333 (value & 0x000000FF);
334 cx_write(MC417_RWD, regval);
335
336 /* Transition CS/WR to effect write transaction across bus. */
337 regval |= MC417_MICS | MC417_MIWR;
338 cx_write(MC417_RWD, regval);
339
340 /* Write data byte 1 */
341 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1 |
342 ((value >> 8) & 0x000000FF);
343 cx_write(MC417_RWD, regval);
344 regval |= MC417_MICS | MC417_MIWR;
345 cx_write(MC417_RWD, regval);
346
347 /* Write data byte 2 */
348 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2 |
349 ((value >> 16) & 0x000000FF);
350 cx_write(MC417_RWD, regval);
351 regval |= MC417_MICS | MC417_MIWR;
352 cx_write(MC417_RWD, regval);
353
354 /* Write data byte 3 */
355 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3 |
356 ((value >> 24) & 0x000000FF);
357 cx_write(MC417_RWD, regval);
358 regval |= MC417_MICS | MC417_MIWR;
359 cx_write(MC417_RWD, regval);
360
361 /* Write address byte 0 */
362 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE0 |
363 (address & 0xFF);
364 cx_write(MC417_RWD, regval);
365 regval |= MC417_MICS | MC417_MIWR;
366 cx_write(MC417_RWD, regval);
367
368 /* Write address byte 1 */
369 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE1 |
370 ((address >> 8) & 0xFF);
371 cx_write(MC417_RWD, regval);
372 regval |= MC417_MICS | MC417_MIWR;
373 cx_write(MC417_RWD, regval);
374
375 /* Indicate that this is a write. */
376 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_MODE |
377 MCI_MODE_REGISTER_WRITE;
378 cx_write(MC417_RWD, regval);
379 regval |= MC417_MICS | MC417_MIWR;
380 cx_write(MC417_RWD, regval);
381
382 /* Wait for the trans to complete (MC417_MIRDY asserted). */
383 return mc417_wait_ready(dev);
384 }
385
386 int mc417_register_read(struct cx23885_dev *dev, u16 address, u32 *value)
387 {
388 int retval;
389 u32 regval;
390 u32 tempval;
391 u32 dataval;
392
393 /* Enable MC417 GPIO outputs except for MC417_MIRDY,
394 * which is an input.
395 */
396 cx_write(MC417_OEN, MC417_MIRDY);
397
398 /* Write address byte 0 */
399 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE0 |
400 ((address & 0x00FF));
401 cx_write(MC417_RWD, regval);
402 regval |= MC417_MICS | MC417_MIWR;
403 cx_write(MC417_RWD, regval);
404
405 /* Write address byte 1 */
406 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE1 |
407 ((address >> 8) & 0xFF);
408 cx_write(MC417_RWD, regval);
409 regval |= MC417_MICS | MC417_MIWR;
410 cx_write(MC417_RWD, regval);
411
412 /* Indicate that this is a register read. */
413 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_MODE |
414 MCI_MODE_REGISTER_READ;
415 cx_write(MC417_RWD, regval);
416 regval |= MC417_MICS | MC417_MIWR;
417 cx_write(MC417_RWD, regval);
418
419 /* Wait for the trans to complete (MC417_MIRDY asserted). */
420 retval = mc417_wait_ready(dev);
421
422 /* switch the DAT0-7 GPIO[10:3] to input mode */
423 cx_write(MC417_OEN, MC417_MIRDY | MC417_MIDATA);
424
425 /* Read data byte 0 */
426 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0;
427 cx_write(MC417_RWD, regval);
428
429 /* Transition RD to effect read transaction across bus.
430 * Transtion 0x5000 -> 0x9000 correct (RD/RDY -> WR/RDY)?
431 * Should it be 0x9000 -> 0xF000 (also why is RDY being set, its
432 * input only...)
433 */
434 regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0;
435 cx_write(MC417_RWD, regval);
436
437 /* Collect byte */
438 tempval = cx_read(MC417_RWD);
439 dataval = tempval & 0x000000FF;
440
441 /* Bring CS and RD high. */
442 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
443 cx_write(MC417_RWD, regval);
444
445 /* Read data byte 1 */
446 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1;
447 cx_write(MC417_RWD, regval);
448 regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1;
449 cx_write(MC417_RWD, regval);
450 tempval = cx_read(MC417_RWD);
451 dataval |= ((tempval & 0x000000FF) << 8);
452 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
453 cx_write(MC417_RWD, regval);
454
455 /* Read data byte 2 */
456 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2;
457 cx_write(MC417_RWD, regval);
458 regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2;
459 cx_write(MC417_RWD, regval);
460 tempval = cx_read(MC417_RWD);
461 dataval |= ((tempval & 0x000000FF) << 16);
462 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
463 cx_write(MC417_RWD, regval);
464
465 /* Read data byte 3 */
466 regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3;
467 cx_write(MC417_RWD, regval);
468 regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3;
469 cx_write(MC417_RWD, regval);
470 tempval = cx_read(MC417_RWD);
471 dataval |= ((tempval & 0x000000FF) << 24);
472 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
473 cx_write(MC417_RWD, regval);
474
475 *value = dataval;
476
477 return retval;
478 }
479
480 int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value)
481 {
482 u32 regval;
483
484 /* Enable MC417 GPIO outputs except for MC417_MIRDY,
485 * which is an input.
486 */
487 cx_write(MC417_OEN, MC417_MIRDY);
488
489 /* Write data byte 0 */
490 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0 |
491 (value & 0x000000FF);
492 cx_write(MC417_RWD, regval);
493
494 /* Transition CS/WR to effect write transaction across bus. */
495 regval |= MC417_MICS | MC417_MIWR;
496 cx_write(MC417_RWD, regval);
497
498 /* Write data byte 1 */
499 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1 |
500 ((value >> 8) & 0x000000FF);
501 cx_write(MC417_RWD, regval);
502 regval |= MC417_MICS | MC417_MIWR;
503 cx_write(MC417_RWD, regval);
504
505 /* Write data byte 2 */
506 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2 |
507 ((value >> 16) & 0x000000FF);
508 cx_write(MC417_RWD, regval);
509 regval |= MC417_MICS | MC417_MIWR;
510 cx_write(MC417_RWD, regval);
511
512 /* Write data byte 3 */
513 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3 |
514 ((value >> 24) & 0x000000FF);
515 cx_write(MC417_RWD, regval);
516 regval |= MC417_MICS | MC417_MIWR;
517 cx_write(MC417_RWD, regval);
518
519 /* Write address byte 2 */
520 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE2 |
521 MCI_MODE_MEMORY_WRITE | ((address >> 16) & 0x3F);
522 cx_write(MC417_RWD, regval);
523 regval |= MC417_MICS | MC417_MIWR;
524 cx_write(MC417_RWD, regval);
525
526 /* Write address byte 1 */
527 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE1 |
528 ((address >> 8) & 0xFF);
529 cx_write(MC417_RWD, regval);
530 regval |= MC417_MICS | MC417_MIWR;
531 cx_write(MC417_RWD, regval);
532
533 /* Write address byte 0 */
534 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE0 |
535 (address & 0xFF);
536 cx_write(MC417_RWD, regval);
537 regval |= MC417_MICS | MC417_MIWR;
538 cx_write(MC417_RWD, regval);
539
540 /* Wait for the trans to complete (MC417_MIRDY asserted). */
541 return mc417_wait_ready(dev);
542 }
543
544 int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value)
545 {
546 int retval;
547 u32 regval;
548 u32 tempval;
549 u32 dataval;
550
551 /* Enable MC417 GPIO outputs except for MC417_MIRDY,
552 * which is an input.
553 */
554 cx_write(MC417_OEN, MC417_MIRDY);
555
556 /* Write address byte 2 */
557 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE2 |
558 MCI_MODE_MEMORY_READ | ((address >> 16) & 0x3F);
559 cx_write(MC417_RWD, regval);
560 regval |= MC417_MICS | MC417_MIWR;
561 cx_write(MC417_RWD, regval);
562
563 /* Write address byte 1 */
564 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE1 |
565 ((address >> 8) & 0xFF);
566 cx_write(MC417_RWD, regval);
567 regval |= MC417_MICS | MC417_MIWR;
568 cx_write(MC417_RWD, regval);
569
570 /* Write address byte 0 */
571 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE0 |
572 (address & 0xFF);
573 cx_write(MC417_RWD, regval);
574 regval |= MC417_MICS | MC417_MIWR;
575 cx_write(MC417_RWD, regval);
576
577 /* Wait for the trans to complete (MC417_MIRDY asserted). */
578 retval = mc417_wait_ready(dev);
579
580 /* switch the DAT0-7 GPIO[10:3] to input mode */
581 cx_write(MC417_OEN, MC417_MIRDY | MC417_MIDATA);
582
583 /* Read data byte 3 */
584 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3;
585 cx_write(MC417_RWD, regval);
586
587 /* Transition RD to effect read transaction across bus. */
588 regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3;
589 cx_write(MC417_RWD, regval);
590
591 /* Collect byte */
592 tempval = cx_read(MC417_RWD);
593 dataval = ((tempval & 0x000000FF) << 24);
594
595 /* Bring CS and RD high. */
596 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
597 cx_write(MC417_RWD, regval);
598
599 /* Read data byte 2 */
600 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2;
601 cx_write(MC417_RWD, regval);
602 regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2;
603 cx_write(MC417_RWD, regval);
604 tempval = cx_read(MC417_RWD);
605 dataval |= ((tempval & 0x000000FF) << 16);
606 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
607 cx_write(MC417_RWD, regval);
608
609 /* Read data byte 1 */
610 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1;
611 cx_write(MC417_RWD, regval);
612 regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1;
613 cx_write(MC417_RWD, regval);
614 tempval = cx_read(MC417_RWD);
615 dataval |= ((tempval & 0x000000FF) << 8);
616 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
617 cx_write(MC417_RWD, regval);
618
619 /* Read data byte 0 */
620 regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0;
621 cx_write(MC417_RWD, regval);
622 regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0;
623 cx_write(MC417_RWD, regval);
624 tempval = cx_read(MC417_RWD);
625 dataval |= (tempval & 0x000000FF);
626 regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
627 cx_write(MC417_RWD, regval);
628
629 *value = dataval;
630
631 return retval;
632 }
633
634 void mc417_gpio_set(struct cx23885_dev *dev, u32 mask)
635 {
636 u32 val;
637
638 /* Set the gpio value */
639 mc417_register_read(dev, 0x900C, &val);
640 val |= (mask & 0x000ffff);
641 mc417_register_write(dev, 0x900C, val);
642 }
643
644 void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask)
645 {
646 u32 val;
647
648 /* Clear the gpio value */
649 mc417_register_read(dev, 0x900C, &val);
650 val &= ~(mask & 0x0000ffff);
651 mc417_register_write(dev, 0x900C, val);
652 }
653
654 void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput)
655 {
656 u32 val;
657
658 /* Enable GPIO direction bits */
659 mc417_register_read(dev, 0x9020, &val);
660 if (asoutput)
661 val |= (mask & 0x0000ffff);
662 else
663 val &= ~(mask & 0x0000ffff);
664
665 mc417_register_write(dev, 0x9020, val);
666 }
667 /* ------------------------------------------------------------------ */
668
669 /* MPEG encoder API */
670 static char *cmd_to_str(int cmd)
671 {
672 switch (cmd) {
673 case CX2341X_ENC_PING_FW:
674 return "PING_FW";
675 case CX2341X_ENC_START_CAPTURE:
676 return "START_CAPTURE";
677 case CX2341X_ENC_STOP_CAPTURE:
678 return "STOP_CAPTURE";
679 case CX2341X_ENC_SET_AUDIO_ID:
680 return "SET_AUDIO_ID";
681 case CX2341X_ENC_SET_VIDEO_ID:
682 return "SET_VIDEO_ID";
683 case CX2341X_ENC_SET_PCR_ID:
684 return "SET_PCR_ID";
685 case CX2341X_ENC_SET_FRAME_RATE:
686 return "SET_FRAME_RATE";
687 case CX2341X_ENC_SET_FRAME_SIZE:
688 return "SET_FRAME_SIZE";
689 case CX2341X_ENC_SET_BIT_RATE:
690 return "SET_BIT_RATE";
691 case CX2341X_ENC_SET_GOP_PROPERTIES:
692 return "SET_GOP_PROPERTIES";
693 case CX2341X_ENC_SET_ASPECT_RATIO:
694 return "SET_ASPECT_RATIO";
695 case CX2341X_ENC_SET_DNR_FILTER_MODE:
696 return "SET_DNR_FILTER_MODE";
697 case CX2341X_ENC_SET_DNR_FILTER_PROPS:
698 return "SET_DNR_FILTER_PROPS";
699 case CX2341X_ENC_SET_CORING_LEVELS:
700 return "SET_CORING_LEVELS";
701 case CX2341X_ENC_SET_SPATIAL_FILTER_TYPE:
702 return "SET_SPATIAL_FILTER_TYPE";
703 case CX2341X_ENC_SET_VBI_LINE:
704 return "SET_VBI_LINE";
705 case CX2341X_ENC_SET_STREAM_TYPE:
706 return "SET_STREAM_TYPE";
707 case CX2341X_ENC_SET_OUTPUT_PORT:
708 return "SET_OUTPUT_PORT";
709 case CX2341X_ENC_SET_AUDIO_PROPERTIES:
710 return "SET_AUDIO_PROPERTIES";
711 case CX2341X_ENC_HALT_FW:
712 return "HALT_FW";
713 case CX2341X_ENC_GET_VERSION:
714 return "GET_VERSION";
715 case CX2341X_ENC_SET_GOP_CLOSURE:
716 return "SET_GOP_CLOSURE";
717 case CX2341X_ENC_GET_SEQ_END:
718 return "GET_SEQ_END";
719 case CX2341X_ENC_SET_PGM_INDEX_INFO:
720 return "SET_PGM_INDEX_INFO";
721 case CX2341X_ENC_SET_VBI_CONFIG:
722 return "SET_VBI_CONFIG";
723 case CX2341X_ENC_SET_DMA_BLOCK_SIZE:
724 return "SET_DMA_BLOCK_SIZE";
725 case CX2341X_ENC_GET_PREV_DMA_INFO_MB_10:
726 return "GET_PREV_DMA_INFO_MB_10";
727 case CX2341X_ENC_GET_PREV_DMA_INFO_MB_9:
728 return "GET_PREV_DMA_INFO_MB_9";
729 case CX2341X_ENC_SCHED_DMA_TO_HOST:
730 return "SCHED_DMA_TO_HOST";
731 case CX2341X_ENC_INITIALIZE_INPUT:
732 return "INITIALIZE_INPUT";
733 case CX2341X_ENC_SET_FRAME_DROP_RATE:
734 return "SET_FRAME_DROP_RATE";
735 case CX2341X_ENC_PAUSE_ENCODER:
736 return "PAUSE_ENCODER";
737 case CX2341X_ENC_REFRESH_INPUT:
738 return "REFRESH_INPUT";
739 case CX2341X_ENC_SET_COPYRIGHT:
740 return "SET_COPYRIGHT";
741 case CX2341X_ENC_SET_EVENT_NOTIFICATION:
742 return "SET_EVENT_NOTIFICATION";
743 case CX2341X_ENC_SET_NUM_VSYNC_LINES:
744 return "SET_NUM_VSYNC_LINES";
745 case CX2341X_ENC_SET_PLACEHOLDER:
746 return "SET_PLACEHOLDER";
747 case CX2341X_ENC_MUTE_VIDEO:
748 return "MUTE_VIDEO";
749 case CX2341X_ENC_MUTE_AUDIO:
750 return "MUTE_AUDIO";
751 case CX2341X_ENC_MISC:
752 return "MISC";
753 default:
754 return "UNKNOWN";
755 }
756 }
757
758 static int cx23885_mbox_func(void *priv,
759 u32 command,
760 int in,
761 int out,
762 u32 data[CX2341X_MBOX_MAX_DATA])
763 {
764 struct cx23885_dev *dev = priv;
765 unsigned long timeout;
766 u32 value, flag, retval = 0;
767 int i;
768
769 dprintk(3, "%s: command(0x%X) = %s\n", __func__, command,
770 cmd_to_str(command));
771
772 /* this may not be 100% safe if we can't read any memory location
773 without side effects */
774 mc417_memory_read(dev, dev->cx23417_mailbox - 4, &value);
775 if (value != 0x12345678) {
776 printk(KERN_ERR
777 "Firmware and/or mailbox pointer not initialized "
778 "or corrupted, signature = 0x%x, cmd = %s\n", value,
779 cmd_to_str(command));
780 return -1;
781 }
782
783 /* This read looks at 32 bits, but flag is only 8 bits.
784 * Seems we also bail if CMD or TIMEOUT bytes are set???
785 */
786 mc417_memory_read(dev, dev->cx23417_mailbox, &flag);
787 if (flag) {
788 printk(KERN_ERR "ERROR: Mailbox appears to be in use "
789 "(%x), cmd = %s\n", flag, cmd_to_str(command));
790 return -1;
791 }
792
793 flag |= 1; /* tell 'em we're working on it */
794 mc417_memory_write(dev, dev->cx23417_mailbox, flag);
795
796 /* write command + args + fill remaining with zeros */
797 /* command code */
798 mc417_memory_write(dev, dev->cx23417_mailbox + 1, command);
799 mc417_memory_write(dev, dev->cx23417_mailbox + 3,
800 IVTV_API_STD_TIMEOUT); /* timeout */
801 for (i = 0; i < in; i++) {
802 mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, data[i]);
803 dprintk(3, "API Input %d = %d\n", i, data[i]);
804 }
805 for (; i < CX2341X_MBOX_MAX_DATA; i++)
806 mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, 0);
807
808 flag |= 3; /* tell 'em we're done writing */
809 mc417_memory_write(dev, dev->cx23417_mailbox, flag);
810
811 /* wait for firmware to handle the API command */
812 timeout = jiffies + msecs_to_jiffies(10);
813 for (;;) {
814 mc417_memory_read(dev, dev->cx23417_mailbox, &flag);
815 if (0 != (flag & 4))
816 break;
817 if (time_after(jiffies, timeout)) {
818 printk(KERN_ERR "ERROR: API Mailbox timeout\n");
819 return -1;
820 }
821 udelay(10);
822 }
823
824 /* read output values */
825 for (i = 0; i < out; i++) {
826 mc417_memory_read(dev, dev->cx23417_mailbox + 4 + i, data + i);
827 dprintk(3, "API Output %d = %d\n", i, data[i]);
828 }
829
830 mc417_memory_read(dev, dev->cx23417_mailbox + 2, &retval);
831 dprintk(3, "API result = %d\n", retval);
832
833 flag = 0;
834 mc417_memory_write(dev, dev->cx23417_mailbox, flag);
835
836 return retval;
837 }
838
839 /* We don't need to call the API often, so using just one
840 * mailbox will probably suffice
841 */
842 static int cx23885_api_cmd(struct cx23885_dev *dev,
843 u32 command,
844 u32 inputcnt,
845 u32 outputcnt,
846 ...)
847 {
848 u32 data[CX2341X_MBOX_MAX_DATA];
849 va_list vargs;
850 int i, err;
851
852 dprintk(3, "%s() cmds = 0x%08x\n", __func__, command);
853
854 va_start(vargs, outputcnt);
855 for (i = 0; i < inputcnt; i++)
856 data[i] = va_arg(vargs, int);
857
858 err = cx23885_mbox_func(dev, command, inputcnt, outputcnt, data);
859 for (i = 0; i < outputcnt; i++) {
860 int *vptr = va_arg(vargs, int *);
861 *vptr = data[i];
862 }
863 va_end(vargs);
864
865 return err;
866 }
867
868 static int cx23885_find_mailbox(struct cx23885_dev *dev)
869 {
870 u32 signature[4] = {
871 0x12345678, 0x34567812, 0x56781234, 0x78123456
872 };
873 int signaturecnt = 0;
874 u32 value;
875 int i;
876
877 dprintk(2, "%s()\n", __func__);
878
879 for (i = 0; i < CX23885_FIRM_IMAGE_SIZE; i++) {
880 mc417_memory_read(dev, i, &value);
881 if (value == signature[signaturecnt])
882 signaturecnt++;
883 else
884 signaturecnt = 0;
885 if (4 == signaturecnt) {
886 dprintk(1, "Mailbox signature found at 0x%x\n", i+1);
887 return i+1;
888 }
889 }
890 printk(KERN_ERR "Mailbox signature values not found!\n");
891 return -1;
892 }
893
894 static int cx23885_load_firmware(struct cx23885_dev *dev)
895 {
896 static const unsigned char magic[8] = {
897 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
898 };
899 const struct firmware *firmware;
900 int i, retval = 0;
901 u32 value = 0;
902 u32 gpio_output = 0;
903 u32 gpio_value;
904 u32 checksum = 0;
905 u32 *dataptr;
906
907 dprintk(2, "%s()\n", __func__);
908
909 /* Save GPIO settings before reset of APU */
910 retval |= mc417_memory_read(dev, 0x9020, &gpio_output);
911 retval |= mc417_memory_read(dev, 0x900C, &gpio_value);
912
913 retval = mc417_register_write(dev,
914 IVTV_REG_VPU, 0xFFFFFFED);
915 retval |= mc417_register_write(dev,
916 IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
917 retval |= mc417_register_write(dev,
918 IVTV_REG_ENC_SDRAM_REFRESH, 0x80000800);
919 retval |= mc417_register_write(dev,
920 IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
921 retval |= mc417_register_write(dev,
922 IVTV_REG_APU, 0);
923
924 if (retval != 0) {
925 printk(KERN_ERR "%s: Error with mc417_register_write\n",
926 __func__);
927 return -1;
928 }
929
930 retval = request_firmware(&firmware, CX23885_FIRM_IMAGE_NAME,
931 &dev->pci->dev);
932
933 if (retval != 0) {
934 printk(KERN_ERR
935 "ERROR: Hotplug firmware request failed (%s).\n",
936 CX23885_FIRM_IMAGE_NAME);
937 printk(KERN_ERR "Please fix your hotplug setup, the board will "
938 "not work without firmware loaded!\n");
939 return -1;
940 }
941
942 if (firmware->size != CX23885_FIRM_IMAGE_SIZE) {
943 printk(KERN_ERR "ERROR: Firmware size mismatch "
944 "(have %zd, expected %d)\n",
945 firmware->size, CX23885_FIRM_IMAGE_SIZE);
946 release_firmware(firmware);
947 return -1;
948 }
949
950 if (0 != memcmp(firmware->data, magic, 8)) {
951 printk(KERN_ERR
952 "ERROR: Firmware magic mismatch, wrong file?\n");
953 release_firmware(firmware);
954 return -1;
955 }
956
957 /* transfer to the chip */
958 dprintk(2, "Loading firmware ...\n");
959 dataptr = (u32 *)firmware->data;
960 for (i = 0; i < (firmware->size >> 2); i++) {
961 value = *dataptr;
962 checksum += ~value;
963 if (mc417_memory_write(dev, i, value) != 0) {
964 printk(KERN_ERR "ERROR: Loading firmware failed!\n");
965 release_firmware(firmware);
966 return -1;
967 }
968 dataptr++;
969 }
970
971 /* read back to verify with the checksum */
972 dprintk(1, "Verifying firmware ...\n");
973 for (i--; i >= 0; i--) {
974 if (mc417_memory_read(dev, i, &value) != 0) {
975 printk(KERN_ERR "ERROR: Reading firmware failed!\n");
976 release_firmware(firmware);
977 return -1;
978 }
979 checksum -= ~value;
980 }
981 if (checksum) {
982 printk(KERN_ERR
983 "ERROR: Firmware load failed (checksum mismatch).\n");
984 release_firmware(firmware);
985 return -1;
986 }
987 release_firmware(firmware);
988 dprintk(1, "Firmware upload successful.\n");
989
990 retval |= mc417_register_write(dev, IVTV_REG_HW_BLOCKS,
991 IVTV_CMD_HW_BLOCKS_RST);
992
993 /* F/W power up disturbs the GPIOs, restore state */
994 retval |= mc417_register_write(dev, 0x9020, gpio_output);
995 retval |= mc417_register_write(dev, 0x900C, gpio_value);
996
997 retval |= mc417_register_read(dev, IVTV_REG_VPU, &value);
998 retval |= mc417_register_write(dev, IVTV_REG_VPU, value & 0xFFFFFFE8);
999
1000 /* Hardcoded GPIO's here */
1001 retval |= mc417_register_write(dev, 0x9020, 0x4000);
1002 retval |= mc417_register_write(dev, 0x900C, 0x4000);
1003
1004 mc417_register_read(dev, 0x9020, &gpio_output);
1005 mc417_register_read(dev, 0x900C, &gpio_value);
1006
1007 if (retval < 0)
1008 printk(KERN_ERR "%s: Error with mc417_register_write\n",
1009 __func__);
1010 return 0;
1011 }
1012
1013 void cx23885_417_check_encoder(struct cx23885_dev *dev)
1014 {
1015 u32 status, seq;
1016
1017 status = seq = 0;
1018 cx23885_api_cmd(dev, CX2341X_ENC_GET_SEQ_END, 0, 2, &status, &seq);
1019 dprintk(1, "%s() status = %d, seq = %d\n", __func__, status, seq);
1020 }
1021
1022 static void cx23885_codec_settings(struct cx23885_dev *dev)
1023 {
1024 dprintk(1, "%s()\n", __func__);
1025
1026 /* Dynamically change the height based on video standard */
1027 if (dev->encodernorm.id & V4L2_STD_525_60)
1028 dev->ts1.height = 480;
1029 else
1030 dev->ts1.height = 576;
1031
1032 /* assign frame size */
1033 cx23885_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
1034 dev->ts1.height, dev->ts1.width);
1035
1036 dev->mpeg_params.width = dev->ts1.width;
1037 dev->mpeg_params.height = dev->ts1.height;
1038 dev->mpeg_params.is_50hz =
1039 (dev->encodernorm.id & V4L2_STD_625_50) != 0;
1040
1041 cx2341x_update(dev, cx23885_mbox_func, NULL, &dev->mpeg_params);
1042
1043 cx23885_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 3, 1);
1044 cx23885_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 4, 1);
1045 }
1046
1047 static int cx23885_initialize_codec(struct cx23885_dev *dev, int startencoder)
1048 {
1049 int version;
1050 int retval;
1051 u32 i, data[7];
1052
1053 dprintk(1, "%s()\n", __func__);
1054
1055 retval = cx23885_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1056 if (retval < 0) {
1057 dprintk(2, "%s() PING OK\n", __func__);
1058 retval = cx23885_load_firmware(dev);
1059 if (retval < 0) {
1060 printk(KERN_ERR "%s() f/w load failed\n", __func__);
1061 return retval;
1062 }
1063 retval = cx23885_find_mailbox(dev);
1064 if (retval < 0) {
1065 printk(KERN_ERR "%s() mailbox < 0, error\n",
1066 __func__);
1067 return -1;
1068 }
1069 dev->cx23417_mailbox = retval;
1070 retval = cx23885_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0);
1071 if (retval < 0) {
1072 printk(KERN_ERR
1073 "ERROR: cx23417 firmware ping failed!\n");
1074 return -1;
1075 }
1076 retval = cx23885_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1,
1077 &version);
1078 if (retval < 0) {
1079 printk(KERN_ERR "ERROR: cx23417 firmware get encoder :"
1080 "version failed!\n");
1081 return -1;
1082 }
1083 dprintk(1, "cx23417 firmware version is 0x%08x\n", version);
1084 msleep(200);
1085 }
1086
1087 cx23885_codec_settings(dev);
1088 msleep(60);
1089
1090 cx23885_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
1091 CX23885_FIELD1_SAA7115, CX23885_FIELD2_SAA7115);
1092 cx23885_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
1093 CX23885_CUSTOM_EXTENSION_USR_DATA, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1094 0, 0);
1095
1096 /* Setup to capture VBI */
1097 data[0] = 0x0001BD00;
1098 data[1] = 1; /* frames per interrupt */
1099 data[2] = 4; /* total bufs */
1100 data[3] = 0x91559155; /* start codes */
1101 data[4] = 0x206080C0; /* stop codes */
1102 data[5] = 6; /* lines */
1103 data[6] = 64; /* BPL */
1104
1105 cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_CONFIG, 7, 0, data[0], data[1],
1106 data[2], data[3], data[4], data[5], data[6]);
1107
1108 for (i = 2; i <= 24; i++) {
1109 int valid;
1110
1111 valid = ((i >= 19) && (i <= 21));
1112 cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, i,
1113 valid, 0 , 0, 0);
1114 cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0,
1115 i | 0x80000000, valid, 0, 0, 0);
1116 }
1117
1118 cx23885_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, CX23885_UNMUTE);
1119 msleep(60);
1120
1121 /* initialize the video input */
1122 cx23885_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
1123 msleep(60);
1124
1125 /* Enable VIP style pixel invalidation so we work with scaled mode */
1126 mc417_memory_write(dev, 2120, 0x00000080);
1127
1128 /* start capturing to the host interface */
1129 if (startencoder) {
1130 cx23885_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
1131 CX23885_MPEG_CAPTURE, CX23885_RAW_BITS_NONE);
1132 msleep(10);
1133 }
1134
1135 return 0;
1136 }
1137
1138 /* ------------------------------------------------------------------ */
1139
1140 static int bb_buf_setup(struct videobuf_queue *q,
1141 unsigned int *count, unsigned int *size)
1142 {
1143 struct cx23885_fh *fh = q->priv_data;
1144
1145 fh->dev->ts1.ts_packet_size = mpeglinesize;
1146 fh->dev->ts1.ts_packet_count = mpeglines;
1147
1148 *size = fh->dev->ts1.ts_packet_size * fh->dev->ts1.ts_packet_count;
1149 *count = mpegbufs;
1150
1151 return 0;
1152 }
1153
1154 static int bb_buf_prepare(struct videobuf_queue *q,
1155 struct videobuf_buffer *vb, enum v4l2_field field)
1156 {
1157 struct cx23885_fh *fh = q->priv_data;
1158 return cx23885_buf_prepare(q, &fh->dev->ts1,
1159 (struct cx23885_buffer *)vb,
1160 field);
1161 }
1162
1163 static void bb_buf_queue(struct videobuf_queue *q,
1164 struct videobuf_buffer *vb)
1165 {
1166 struct cx23885_fh *fh = q->priv_data;
1167 cx23885_buf_queue(&fh->dev->ts1, (struct cx23885_buffer *)vb);
1168 }
1169
1170 static void bb_buf_release(struct videobuf_queue *q,
1171 struct videobuf_buffer *vb)
1172 {
1173 cx23885_free_buffer(q, (struct cx23885_buffer *)vb);
1174 }
1175
1176 static struct videobuf_queue_ops cx23885_qops = {
1177 .buf_setup = bb_buf_setup,
1178 .buf_prepare = bb_buf_prepare,
1179 .buf_queue = bb_buf_queue,
1180 .buf_release = bb_buf_release,
1181 };
1182
1183 /* ------------------------------------------------------------------ */
1184
1185 static const u32 *ctrl_classes[] = {
1186 cx2341x_mpeg_ctrls,
1187 NULL
1188 };
1189
1190 static int cx23885_queryctrl(struct cx23885_dev *dev,
1191 struct v4l2_queryctrl *qctrl)
1192 {
1193 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1194 if (qctrl->id == 0)
1195 return -EINVAL;
1196
1197 /* MPEG V4L2 controls */
1198 if (cx2341x_ctrl_query(&dev->mpeg_params, qctrl))
1199 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
1200
1201 return 0;
1202 }
1203
1204 static int cx23885_querymenu(struct cx23885_dev *dev,
1205 struct v4l2_querymenu *qmenu)
1206 {
1207 struct v4l2_queryctrl qctrl;
1208
1209 qctrl.id = qmenu->id;
1210 cx23885_queryctrl(dev, &qctrl);
1211 return v4l2_ctrl_query_menu(qmenu, &qctrl,
1212 cx2341x_ctrl_get_menu(&dev->mpeg_params, qmenu->id));
1213 }
1214
1215 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
1216 {
1217 struct cx23885_fh *fh = file->private_data;
1218 struct cx23885_dev *dev = fh->dev;
1219
1220 call_all(dev, core, g_std, id);
1221
1222 return 0;
1223 }
1224
1225 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
1226 {
1227 struct cx23885_fh *fh = file->private_data;
1228 struct cx23885_dev *dev = fh->dev;
1229 unsigned int i;
1230
1231 for (i = 0; i < ARRAY_SIZE(cx23885_tvnorms); i++)
1232 if (id & cx23885_tvnorms[i].id)
1233 break;
1234 if (i == ARRAY_SIZE(cx23885_tvnorms))
1235 return -EINVAL;
1236 dev->encodernorm = cx23885_tvnorms[i];
1237
1238 /* Have the drier core notify the subdevices */
1239 mutex_lock(&dev->lock);
1240 cx23885_set_tvnorm(dev, id);
1241 mutex_unlock(&dev->lock);
1242
1243 return 0;
1244 }
1245
1246 static int vidioc_enum_input(struct file *file, void *priv,
1247 struct v4l2_input *i)
1248 {
1249 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1250 dprintk(1, "%s()\n", __func__);
1251 return cx23885_enum_input(dev, i);
1252 }
1253
1254 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
1255 {
1256 return cx23885_get_input(file, priv, i);
1257 }
1258
1259 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
1260 {
1261 return cx23885_set_input(file, priv, i);
1262 }
1263
1264 static int vidioc_g_tuner(struct file *file, void *priv,
1265 struct v4l2_tuner *t)
1266 {
1267 struct cx23885_fh *fh = file->private_data;
1268 struct cx23885_dev *dev = fh->dev;
1269
1270 if (UNSET == dev->tuner_type)
1271 return -EINVAL;
1272 if (0 != t->index)
1273 return -EINVAL;
1274 strcpy(t->name, "Television");
1275 call_all(dev, tuner, g_tuner, t);
1276
1277 dprintk(1, "VIDIOC_G_TUNER: tuner type %d\n", t->type);
1278
1279 return 0;
1280 }
1281
1282 static int vidioc_s_tuner(struct file *file, void *priv,
1283 const struct v4l2_tuner *t)
1284 {
1285 struct cx23885_fh *fh = file->private_data;
1286 struct cx23885_dev *dev = fh->dev;
1287
1288 if (UNSET == dev->tuner_type)
1289 return -EINVAL;
1290
1291 /* Update the A/V core */
1292 call_all(dev, tuner, s_tuner, t);
1293
1294 return 0;
1295 }
1296
1297 static int vidioc_g_frequency(struct file *file, void *priv,
1298 struct v4l2_frequency *f)
1299 {
1300 struct cx23885_fh *fh = file->private_data;
1301 struct cx23885_dev *dev = fh->dev;
1302
1303 if (UNSET == dev->tuner_type)
1304 return -EINVAL;
1305 f->type = V4L2_TUNER_ANALOG_TV;
1306 f->frequency = dev->freq;
1307
1308 call_all(dev, tuner, g_frequency, f);
1309
1310 return 0;
1311 }
1312
1313 static int vidioc_s_frequency(struct file *file, void *priv,
1314 const struct v4l2_frequency *f)
1315 {
1316 return cx23885_set_frequency(file, priv, f);
1317 }
1318
1319 static int vidioc_g_ctrl(struct file *file, void *priv,
1320 struct v4l2_control *ctl)
1321 {
1322 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1323
1324 return cx23885_get_control(dev, ctl);
1325 }
1326
1327 static int vidioc_s_ctrl(struct file *file, void *priv,
1328 struct v4l2_control *ctl)
1329 {
1330 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1331
1332 return cx23885_set_control(dev, ctl);
1333 }
1334
1335 static int vidioc_querycap(struct file *file, void *priv,
1336 struct v4l2_capability *cap)
1337 {
1338 struct cx23885_fh *fh = file->private_data;
1339 struct cx23885_dev *dev = fh->dev;
1340 struct cx23885_tsport *tsport = &dev->ts1;
1341
1342 strlcpy(cap->driver, dev->name, sizeof(cap->driver));
1343 strlcpy(cap->card, cx23885_boards[tsport->dev->board].name,
1344 sizeof(cap->card));
1345 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1346 cap->capabilities =
1347 V4L2_CAP_VIDEO_CAPTURE |
1348 V4L2_CAP_READWRITE |
1349 V4L2_CAP_STREAMING |
1350 0;
1351 if (UNSET != dev->tuner_type)
1352 cap->capabilities |= V4L2_CAP_TUNER;
1353
1354 return 0;
1355 }
1356
1357 static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
1358 struct v4l2_fmtdesc *f)
1359 {
1360 if (f->index != 0)
1361 return -EINVAL;
1362
1363 strlcpy(f->description, "MPEG", sizeof(f->description));
1364 f->pixelformat = V4L2_PIX_FMT_MPEG;
1365
1366 return 0;
1367 }
1368
1369 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1370 struct v4l2_format *f)
1371 {
1372 struct cx23885_fh *fh = file->private_data;
1373 struct cx23885_dev *dev = fh->dev;
1374
1375 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1376 f->fmt.pix.bytesperline = 0;
1377 f->fmt.pix.sizeimage =
1378 dev->ts1.ts_packet_size * dev->ts1.ts_packet_count;
1379 f->fmt.pix.colorspace = 0;
1380 f->fmt.pix.width = dev->ts1.width;
1381 f->fmt.pix.height = dev->ts1.height;
1382 f->fmt.pix.field = fh->mpegq.field;
1383 dprintk(1, "VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
1384 dev->ts1.width, dev->ts1.height, fh->mpegq.field);
1385 return 0;
1386 }
1387
1388 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1389 struct v4l2_format *f)
1390 {
1391 struct cx23885_fh *fh = file->private_data;
1392 struct cx23885_dev *dev = fh->dev;
1393
1394 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1395 f->fmt.pix.bytesperline = 0;
1396 f->fmt.pix.sizeimage =
1397 dev->ts1.ts_packet_size * dev->ts1.ts_packet_count;
1398 f->fmt.pix.colorspace = 0;
1399 dprintk(1, "VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
1400 dev->ts1.width, dev->ts1.height, fh->mpegq.field);
1401 return 0;
1402 }
1403
1404 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1405 struct v4l2_format *f)
1406 {
1407 struct cx23885_fh *fh = file->private_data;
1408 struct cx23885_dev *dev = fh->dev;
1409
1410 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1411 f->fmt.pix.bytesperline = 0;
1412 f->fmt.pix.sizeimage =
1413 dev->ts1.ts_packet_size * dev->ts1.ts_packet_count;
1414 f->fmt.pix.colorspace = 0;
1415 dprintk(1, "VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
1416 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
1417 return 0;
1418 }
1419
1420 static int vidioc_reqbufs(struct file *file, void *priv,
1421 struct v4l2_requestbuffers *p)
1422 {
1423 struct cx23885_fh *fh = file->private_data;
1424
1425 return videobuf_reqbufs(&fh->mpegq, p);
1426 }
1427
1428 static int vidioc_querybuf(struct file *file, void *priv,
1429 struct v4l2_buffer *p)
1430 {
1431 struct cx23885_fh *fh = file->private_data;
1432
1433 return videobuf_querybuf(&fh->mpegq, p);
1434 }
1435
1436 static int vidioc_qbuf(struct file *file, void *priv,
1437 struct v4l2_buffer *p)
1438 {
1439 struct cx23885_fh *fh = file->private_data;
1440
1441 return videobuf_qbuf(&fh->mpegq, p);
1442 }
1443
1444 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
1445 {
1446 struct cx23885_fh *fh = priv;
1447
1448 return videobuf_dqbuf(&fh->mpegq, b, file->f_flags & O_NONBLOCK);
1449 }
1450
1451
1452 static int vidioc_streamon(struct file *file, void *priv,
1453 enum v4l2_buf_type i)
1454 {
1455 struct cx23885_fh *fh = file->private_data;
1456
1457 return videobuf_streamon(&fh->mpegq);
1458 }
1459
1460 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1461 {
1462 struct cx23885_fh *fh = file->private_data;
1463
1464 return videobuf_streamoff(&fh->mpegq);
1465 }
1466
1467 static int vidioc_g_ext_ctrls(struct file *file, void *priv,
1468 struct v4l2_ext_controls *f)
1469 {
1470 struct cx23885_fh *fh = priv;
1471 struct cx23885_dev *dev = fh->dev;
1472
1473 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
1474 return -EINVAL;
1475 return cx2341x_ext_ctrls(&dev->mpeg_params, 0, f, VIDIOC_G_EXT_CTRLS);
1476 }
1477
1478 static int vidioc_s_ext_ctrls(struct file *file, void *priv,
1479 struct v4l2_ext_controls *f)
1480 {
1481 struct cx23885_fh *fh = priv;
1482 struct cx23885_dev *dev = fh->dev;
1483 struct cx2341x_mpeg_params p;
1484 int err;
1485
1486 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
1487 return -EINVAL;
1488
1489 p = dev->mpeg_params;
1490 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS);
1491
1492 if (err == 0) {
1493 err = cx2341x_update(dev, cx23885_mbox_func,
1494 &dev->mpeg_params, &p);
1495 dev->mpeg_params = p;
1496 }
1497 return err;
1498 }
1499
1500 static int vidioc_try_ext_ctrls(struct file *file, void *priv,
1501 struct v4l2_ext_controls *f)
1502 {
1503 struct cx23885_fh *fh = priv;
1504 struct cx23885_dev *dev = fh->dev;
1505 struct cx2341x_mpeg_params p;
1506 int err;
1507
1508 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
1509 return -EINVAL;
1510
1511 p = dev->mpeg_params;
1512 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
1513 return err;
1514 }
1515
1516 static int vidioc_log_status(struct file *file, void *priv)
1517 {
1518 struct cx23885_fh *fh = priv;
1519 struct cx23885_dev *dev = fh->dev;
1520 char name[32 + 2];
1521
1522 snprintf(name, sizeof(name), "%s/2", dev->name);
1523 printk(KERN_INFO
1524 "%s/2: ============ START LOG STATUS ============\n",
1525 dev->name);
1526 call_all(dev, core, log_status);
1527 cx2341x_log_status(&dev->mpeg_params, name);
1528 printk(KERN_INFO
1529 "%s/2: ============= END LOG STATUS =============\n",
1530 dev->name);
1531 return 0;
1532 }
1533
1534 static int vidioc_querymenu(struct file *file, void *priv,
1535 struct v4l2_querymenu *a)
1536 {
1537 struct cx23885_fh *fh = priv;
1538 struct cx23885_dev *dev = fh->dev;
1539
1540 return cx23885_querymenu(dev, a);
1541 }
1542
1543 static int vidioc_queryctrl(struct file *file, void *priv,
1544 struct v4l2_queryctrl *c)
1545 {
1546 struct cx23885_fh *fh = priv;
1547 struct cx23885_dev *dev = fh->dev;
1548
1549 return cx23885_queryctrl(dev, c);
1550 }
1551
1552 static int mpeg_open(struct file *file)
1553 {
1554 struct cx23885_dev *dev = video_drvdata(file);
1555 struct cx23885_fh *fh;
1556
1557 dprintk(2, "%s()\n", __func__);
1558
1559 /* allocate + initialize per filehandle data */
1560 fh = kzalloc(sizeof(*fh), GFP_KERNEL);
1561 if (!fh)
1562 return -ENOMEM;
1563
1564 file->private_data = fh;
1565 fh->dev = dev;
1566
1567 videobuf_queue_sg_init(&fh->mpegq, &cx23885_qops,
1568 &dev->pci->dev, &dev->ts1.slock,
1569 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1570 V4L2_FIELD_INTERLACED,
1571 sizeof(struct cx23885_buffer),
1572 fh, NULL);
1573 return 0;
1574 }
1575
1576 static int mpeg_release(struct file *file)
1577 {
1578 struct cx23885_fh *fh = file->private_data;
1579 struct cx23885_dev *dev = fh->dev;
1580
1581 dprintk(2, "%s()\n", __func__);
1582
1583 /* FIXME: Review this crap */
1584 /* Shut device down on last close */
1585 if (atomic_cmpxchg(&fh->v4l_reading, 1, 0) == 1) {
1586 if (atomic_dec_return(&dev->v4l_reader_count) == 0) {
1587 /* stop mpeg capture */
1588 cx23885_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1589 CX23885_END_NOW, CX23885_MPEG_CAPTURE,
1590 CX23885_RAW_BITS_NONE);
1591
1592 msleep(500);
1593 cx23885_417_check_encoder(dev);
1594
1595 cx23885_cancel_buffers(&fh->dev->ts1);
1596 }
1597 }
1598
1599 if (fh->mpegq.streaming)
1600 videobuf_streamoff(&fh->mpegq);
1601 if (fh->mpegq.reading)
1602 videobuf_read_stop(&fh->mpegq);
1603
1604 videobuf_mmap_free(&fh->mpegq);
1605 file->private_data = NULL;
1606 kfree(fh);
1607
1608 return 0;
1609 }
1610
1611 static ssize_t mpeg_read(struct file *file, char __user *data,
1612 size_t count, loff_t *ppos)
1613 {
1614 struct cx23885_fh *fh = file->private_data;
1615 struct cx23885_dev *dev = fh->dev;
1616
1617 dprintk(2, "%s()\n", __func__);
1618
1619 /* Deal w/ A/V decoder * and mpeg encoder sync issues. */
1620 /* Start mpeg encoder on first read. */
1621 if (atomic_cmpxchg(&fh->v4l_reading, 0, 1) == 0) {
1622 if (atomic_inc_return(&dev->v4l_reader_count) == 1) {
1623 if (cx23885_initialize_codec(dev, 1) < 0)
1624 return -EINVAL;
1625 }
1626 }
1627
1628 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1629 file->f_flags & O_NONBLOCK);
1630 }
1631
1632 static unsigned int mpeg_poll(struct file *file,
1633 struct poll_table_struct *wait)
1634 {
1635 struct cx23885_fh *fh = file->private_data;
1636 struct cx23885_dev *dev = fh->dev;
1637
1638 dprintk(2, "%s\n", __func__);
1639
1640 return videobuf_poll_stream(file, &fh->mpegq, wait);
1641 }
1642
1643 static int mpeg_mmap(struct file *file, struct vm_area_struct *vma)
1644 {
1645 struct cx23885_fh *fh = file->private_data;
1646 struct cx23885_dev *dev = fh->dev;
1647
1648 dprintk(2, "%s()\n", __func__);
1649
1650 return videobuf_mmap_mapper(&fh->mpegq, vma);
1651 }
1652
1653 static struct v4l2_file_operations mpeg_fops = {
1654 .owner = THIS_MODULE,
1655 .open = mpeg_open,
1656 .release = mpeg_release,
1657 .read = mpeg_read,
1658 .poll = mpeg_poll,
1659 .mmap = mpeg_mmap,
1660 .ioctl = video_ioctl2,
1661 };
1662
1663 static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
1664 .vidioc_querystd = vidioc_g_std,
1665 .vidioc_g_std = vidioc_g_std,
1666 .vidioc_s_std = vidioc_s_std,
1667 .vidioc_enum_input = vidioc_enum_input,
1668 .vidioc_g_input = vidioc_g_input,
1669 .vidioc_s_input = vidioc_s_input,
1670 .vidioc_g_tuner = vidioc_g_tuner,
1671 .vidioc_s_tuner = vidioc_s_tuner,
1672 .vidioc_g_frequency = vidioc_g_frequency,
1673 .vidioc_s_frequency = vidioc_s_frequency,
1674 .vidioc_s_ctrl = vidioc_s_ctrl,
1675 .vidioc_g_ctrl = vidioc_g_ctrl,
1676 .vidioc_querycap = vidioc_querycap,
1677 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1678 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1679 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1680 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1681 .vidioc_reqbufs = vidioc_reqbufs,
1682 .vidioc_querybuf = vidioc_querybuf,
1683 .vidioc_qbuf = vidioc_qbuf,
1684 .vidioc_dqbuf = vidioc_dqbuf,
1685 .vidioc_streamon = vidioc_streamon,
1686 .vidioc_streamoff = vidioc_streamoff,
1687 .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
1688 .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
1689 .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
1690 .vidioc_log_status = vidioc_log_status,
1691 .vidioc_querymenu = vidioc_querymenu,
1692 .vidioc_queryctrl = vidioc_queryctrl,
1693 .vidioc_g_chip_ident = cx23885_g_chip_ident,
1694 #ifdef CONFIG_VIDEO_ADV_DEBUG
1695 .vidioc_g_register = cx23885_g_register,
1696 .vidioc_s_register = cx23885_s_register,
1697 #endif
1698 };
1699
1700 static struct video_device cx23885_mpeg_template = {
1701 .name = "cx23885",
1702 .fops = &mpeg_fops,
1703 .ioctl_ops = &mpeg_ioctl_ops,
1704 .tvnorms = CX23885_NORMS,
1705 .current_norm = V4L2_STD_NTSC_M,
1706 };
1707
1708 void cx23885_417_unregister(struct cx23885_dev *dev)
1709 {
1710 dprintk(1, "%s()\n", __func__);
1711
1712 if (dev->v4l_device) {
1713 if (video_is_registered(dev->v4l_device))
1714 video_unregister_device(dev->v4l_device);
1715 else
1716 video_device_release(dev->v4l_device);
1717 dev->v4l_device = NULL;
1718 }
1719 }
1720
1721 static struct video_device *cx23885_video_dev_alloc(
1722 struct cx23885_tsport *tsport,
1723 struct pci_dev *pci,
1724 struct video_device *template,
1725 char *type)
1726 {
1727 struct video_device *vfd;
1728 struct cx23885_dev *dev = tsport->dev;
1729
1730 dprintk(1, "%s()\n", __func__);
1731
1732 vfd = video_device_alloc();
1733 if (NULL == vfd)
1734 return NULL;
1735 *vfd = *template;
1736 snprintf(vfd->name, sizeof(vfd->name), "%s (%s)",
1737 cx23885_boards[tsport->dev->board].name, type);
1738 vfd->parent = &pci->dev;
1739 vfd->release = video_device_release;
1740 return vfd;
1741 }
1742
1743 int cx23885_417_register(struct cx23885_dev *dev)
1744 {
1745 /* FIXME: Port1 hardcoded here */
1746 int err = -ENODEV;
1747 struct cx23885_tsport *tsport = &dev->ts1;
1748
1749 dprintk(1, "%s()\n", __func__);
1750
1751 if (cx23885_boards[dev->board].portb != CX23885_MPEG_ENCODER)
1752 return err;
1753
1754 /* Set default TV standard */
1755 dev->encodernorm = cx23885_tvnorms[0];
1756
1757 if (dev->encodernorm.id & V4L2_STD_525_60)
1758 tsport->height = 480;
1759 else
1760 tsport->height = 576;
1761
1762 tsport->width = 720;
1763 cx2341x_fill_defaults(&dev->mpeg_params);
1764
1765 dev->mpeg_params.port = CX2341X_PORT_SERIAL;
1766
1767 /* Allocate and initialize V4L video device */
1768 dev->v4l_device = cx23885_video_dev_alloc(tsport,
1769 dev->pci, &cx23885_mpeg_template, "mpeg");
1770 video_set_drvdata(dev->v4l_device, dev);
1771 err = video_register_device(dev->v4l_device,
1772 VFL_TYPE_GRABBER, -1);
1773 if (err < 0) {
1774 printk(KERN_INFO "%s: can't register mpeg device\n", dev->name);
1775 return err;
1776 }
1777
1778 printk(KERN_INFO "%s: registered device %s [mpeg]\n",
1779 dev->name, video_device_node_name(dev->v4l_device));
1780
1781 /* ST: Configure the encoder paramaters, but don't begin
1782 * encoding, this resolves an issue where the first time the
1783 * encoder is started video can be choppy.
1784 */
1785 cx23885_initialize_codec(dev, 0);
1786
1787 return 0;
1788 }
1789
1790 MODULE_FIRMWARE(CX23885_FIRM_IMAGE_NAME);
Linux with added FPC-III support