Merge commit 'v2.6.28-rc7'; branch 'x86/dumpstack' into tracing/ftrace
[linux-2.6] / drivers / media / video / cx23885 / cx23885-417.c
1 /*
2  *
3  *  Support for a cx23417 mpeg encoder via cx23885 host port.
4  *
5  *    (c) 2004 Jelle Foks <jelle@foks.8m.com>
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://ivtv.sourceforge.net/),
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 <media/v4l2-common.h>
35 #include <media/v4l2-ioctl.h>
36 #include <media/cx2341x.h>
37
38 #include "cx23885.h"
39
40 #define CX23885_FIRM_IMAGE_SIZE 376836
41 #define CX23885_FIRM_IMAGE_NAME "v4l-cx23885-enc.fw"
42
43 static unsigned int mpegbufs = 32;
44 module_param(mpegbufs, int, 0644);
45 MODULE_PARM_DESC(mpegbufs, "number of mpeg buffers, range 2-32");
46 static unsigned int mpeglines = 32;
47 module_param(mpeglines, int, 0644);
48 MODULE_PARM_DESC(mpeglines, "number of lines in an MPEG buffer, range 2-32");
49 static unsigned int mpeglinesize = 512;
50 module_param(mpeglinesize, int, 0644);
51 MODULE_PARM_DESC(mpeglinesize,
52         "number of bytes in each line of an MPEG buffer, range 512-1024");
53
54 static unsigned int v4l_debug;
55 module_param(v4l_debug, int, 0644);
56 MODULE_PARM_DESC(v4l_debug, "enable V4L debug messages");
57
58 #define dprintk(level, fmt, arg...)\
59         do { if (v4l_debug >= level) \
60                 printk(KERN_DEBUG "%s: " fmt, dev->name , ## arg);\
61         } while (0)
62
63 static struct cx23885_tvnorm cx23885_tvnorms[] = {
64         {
65                 .name      = "NTSC-M",
66                 .id        = V4L2_STD_NTSC_M,
67         }, {
68                 .name      = "NTSC-JP",
69                 .id        = V4L2_STD_NTSC_M_JP,
70         }, {
71                 .name      = "PAL-BG",
72                 .id        = V4L2_STD_PAL_BG,
73         }, {
74                 .name      = "PAL-DK",
75                 .id        = V4L2_STD_PAL_DK,
76         }, {
77                 .name      = "PAL-I",
78                 .id        = V4L2_STD_PAL_I,
79         }, {
80                 .name      = "PAL-M",
81                 .id        = V4L2_STD_PAL_M,
82         }, {
83                 .name      = "PAL-N",
84                 .id        = V4L2_STD_PAL_N,
85         }, {
86                 .name      = "PAL-Nc",
87                 .id        = V4L2_STD_PAL_Nc,
88         }, {
89                 .name      = "PAL-60",
90                 .id        = V4L2_STD_PAL_60,
91         }, {
92                 .name      = "SECAM-L",
93                 .id        = V4L2_STD_SECAM_L,
94         }, {
95                 .name      = "SECAM-DK",
96                 .id        = V4L2_STD_SECAM_DK,
97         }
98 };
99
100 /* ------------------------------------------------------------------ */
101 enum cx23885_capture_type {
102         CX23885_MPEG_CAPTURE,
103         CX23885_RAW_CAPTURE,
104         CX23885_RAW_PASSTHRU_CAPTURE
105 };
106 enum cx23885_capture_bits {
107         CX23885_RAW_BITS_NONE             = 0x00,
108         CX23885_RAW_BITS_YUV_CAPTURE      = 0x01,
109         CX23885_RAW_BITS_PCM_CAPTURE      = 0x02,
110         CX23885_RAW_BITS_VBI_CAPTURE      = 0x04,
111         CX23885_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
112         CX23885_RAW_BITS_TO_HOST_CAPTURE  = 0x10
113 };
114 enum cx23885_capture_end {
115         CX23885_END_AT_GOP, /* stop at the end of gop, generate irq */
116         CX23885_END_NOW, /* stop immediately, no irq */
117 };
118 enum cx23885_framerate {
119         CX23885_FRAMERATE_NTSC_30, /* NTSC: 30fps */
120         CX23885_FRAMERATE_PAL_25   /* PAL: 25fps */
121 };
122 enum cx23885_stream_port {
123         CX23885_OUTPUT_PORT_MEMORY,
124         CX23885_OUTPUT_PORT_STREAMING,
125         CX23885_OUTPUT_PORT_SERIAL
126 };
127 enum cx23885_data_xfer_status {
128         CX23885_MORE_BUFFERS_FOLLOW,
129         CX23885_LAST_BUFFER,
130 };
131 enum cx23885_picture_mask {
132         CX23885_PICTURE_MASK_NONE,
133         CX23885_PICTURE_MASK_I_FRAMES,
134         CX23885_PICTURE_MASK_I_P_FRAMES = 0x3,
135         CX23885_PICTURE_MASK_ALL_FRAMES = 0x7,
136 };
137 enum cx23885_vbi_mode_bits {
138         CX23885_VBI_BITS_SLICED,
139         CX23885_VBI_BITS_RAW,
140 };
141 enum cx23885_vbi_insertion_bits {
142         CX23885_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
143         CX23885_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
144         CX23885_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
145         CX23885_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
146         CX23885_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
147 };
148 enum cx23885_dma_unit {
149         CX23885_DMA_BYTES,
150         CX23885_DMA_FRAMES,
151 };
152 enum cx23885_dma_transfer_status_bits {
153         CX23885_DMA_TRANSFER_BITS_DONE = 0x01,
154         CX23885_DMA_TRANSFER_BITS_ERROR = 0x04,
155         CX23885_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
156 };
157 enum cx23885_pause {
158         CX23885_PAUSE_ENCODING,
159         CX23885_RESUME_ENCODING,
160 };
161 enum cx23885_copyright {
162         CX23885_COPYRIGHT_OFF,
163         CX23885_COPYRIGHT_ON,
164 };
165 enum cx23885_notification_type {
166         CX23885_NOTIFICATION_REFRESH,
167 };
168 enum cx23885_notification_status {
169         CX23885_NOTIFICATION_OFF,
170         CX23885_NOTIFICATION_ON,
171 };
172 enum cx23885_notification_mailbox {
173         CX23885_NOTIFICATION_NO_MAILBOX = -1,
174 };
175 enum cx23885_field1_lines {
176         CX23885_FIELD1_SAA7114 = 0x00EF, /* 239 */
177         CX23885_FIELD1_SAA7115 = 0x00F0, /* 240 */
178         CX23885_FIELD1_MICRONAS = 0x0105, /* 261 */
179 };
180 enum cx23885_field2_lines {
181         CX23885_FIELD2_SAA7114 = 0x00EF, /* 239 */
182         CX23885_FIELD2_SAA7115 = 0x00F0, /* 240 */
183         CX23885_FIELD2_MICRONAS = 0x0106, /* 262 */
184 };
185 enum cx23885_custom_data_type {
186         CX23885_CUSTOM_EXTENSION_USR_DATA,
187         CX23885_CUSTOM_PRIVATE_PACKET,
188 };
189 enum cx23885_mute {
190         CX23885_UNMUTE,
191         CX23885_MUTE,
192 };
193 enum cx23885_mute_video_mask {
194         CX23885_MUTE_VIDEO_V_MASK = 0x0000FF00,
195         CX23885_MUTE_VIDEO_U_MASK = 0x00FF0000,
196         CX23885_MUTE_VIDEO_Y_MASK = 0xFF000000,
197 };
198 enum cx23885_mute_video_shift {
199         CX23885_MUTE_VIDEO_V_SHIFT = 8,
200         CX23885_MUTE_VIDEO_U_SHIFT = 16,
201         CX23885_MUTE_VIDEO_Y_SHIFT = 24,
202 };
203
204 /* defines below are from ivtv-driver.h */
205 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
206
207 /* Firmware API commands */
208 #define IVTV_API_STD_TIMEOUT 500
209
210 /* Registers */
211 /* IVTV_REG_OFFSET */
212 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8)
213 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC)
214 #define IVTV_REG_SPU (0x9050)
215 #define IVTV_REG_HW_BLOCKS (0x9054)
216 #define IVTV_REG_VPU (0x9058)
217 #define IVTV_REG_APU (0xA064)
218
219 /**** Bit definitions for MC417_RWD and MC417_OEN registers  ***
220   bits 31-16
221 +-----------+
222 | Reserved  |
223 +-----------+
224   bit 15  bit 14  bit 13 bit 12  bit 11  bit 10  bit 9   bit 8
225 +-------+-------+-------+-------+-------+-------+-------+-------+
226 | MIWR# | MIRD# | MICS# |MIRDY# |MIADDR3|MIADDR2|MIADDR1|MIADDR0|
227 +-------+-------+-------+-------+-------+-------+-------+-------+
228  bit 7   bit 6   bit 5   bit 4   bit 3   bit 2   bit 1   bit 0
229 +-------+-------+-------+-------+-------+-------+-------+-------+
230 |MIDATA7|MIDATA6|MIDATA5|MIDATA4|MIDATA3|MIDATA2|MIDATA1|MIDATA0|
231 +-------+-------+-------+-------+-------+-------+-------+-------+
232 ***/
233 #define MC417_MIWR      0x8000
234 #define MC417_MIRD      0x4000
235 #define MC417_MICS      0x2000
236 #define MC417_MIRDY     0x1000
237 #define MC417_MIADDR    0x0F00
238 #define MC417_MIDATA    0x00FF
239
240 /* MIADDR* nibble definitions */
241 #define  MCI_MEMORY_DATA_BYTE0          0x000
242 #define  MCI_MEMORY_DATA_BYTE1          0x100
243 #define  MCI_MEMORY_DATA_BYTE2          0x200
244 #define  MCI_MEMORY_DATA_BYTE3          0x300
245 #define  MCI_MEMORY_ADDRESS_BYTE2       0x400
246 #define  MCI_MEMORY_ADDRESS_BYTE1       0x500
247 #define  MCI_MEMORY_ADDRESS_BYTE0       0x600
248 #define  MCI_REGISTER_DATA_BYTE0        0x800
249 #define  MCI_REGISTER_DATA_BYTE1        0x900
250 #define  MCI_REGISTER_DATA_BYTE2        0xA00
251 #define  MCI_REGISTER_DATA_BYTE3        0xB00
252 #define  MCI_REGISTER_ADDRESS_BYTE0     0xC00
253 #define  MCI_REGISTER_ADDRESS_BYTE1     0xD00
254 #define  MCI_REGISTER_MODE              0xE00
255
256 /* Read and write modes */
257 #define  MCI_MODE_REGISTER_READ         0
258 #define  MCI_MODE_REGISTER_WRITE        1
259 #define  MCI_MODE_MEMORY_READ           0
260 #define  MCI_MODE_MEMORY_WRITE          0x40
261
262 /*** Bit definitions for MC417_CTL register ****
263  bits 31-6   bits 5-4   bit 3    bits 2-1       Bit 0
264 +--------+-------------+--------+--------------+------------+
265 |Reserved|MC417_SPD_CTL|Reserved|MC417_GPIO_SEL|UART_GPIO_EN|
266 +--------+-------------+--------+--------------+------------+
267 ***/
268 #define MC417_SPD_CTL(x)        (((x) << 4) & 0x00000030)
269 #define MC417_GPIO_SEL(x)       (((x) << 1) & 0x00000006)
270 #define MC417_UART_GPIO_EN      0x00000001
271
272 /* Values for speed control */
273 #define MC417_SPD_CTL_SLOW      0x1
274 #define MC417_SPD_CTL_MEDIUM    0x0
275 #define MC417_SPD_CTL_FAST      0x3     /* b'1x, but we use b'11 */
276
277 /* Values for GPIO select */
278 #define MC417_GPIO_SEL_GPIO3    0x3
279 #define MC417_GPIO_SEL_GPIO2    0x2
280 #define MC417_GPIO_SEL_GPIO1    0x1
281 #define MC417_GPIO_SEL_GPIO0    0x0
282
283 void cx23885_mc417_init(struct cx23885_dev *dev)
284 {
285         u32 regval;
286
287         dprintk(2, "%s()\n", __func__);
288
289         /* Configure MC417_CTL register to defaults. */
290         regval = MC417_SPD_CTL(MC417_SPD_CTL_FAST)      |
291                  MC417_GPIO_SEL(MC417_GPIO_SEL_GPIO3)   |
292                  MC417_UART_GPIO_EN;
293         cx_write(MC417_CTL, regval);
294
295         /* Configure MC417_OEN to defaults. */
296         regval = MC417_MIRDY;
297         cx_write(MC417_OEN, regval);
298
299         /* Configure MC417_RWD to defaults. */
300         regval = MC417_MIWR | MC417_MIRD | MC417_MICS;
301         cx_write(MC417_RWD, regval);
302 }
303
304 static int mc417_wait_ready(struct cx23885_dev *dev)
305 {
306         u32 mi_ready;
307         unsigned long timeout = jiffies + msecs_to_jiffies(1);
308
309         for (;;) {
310                 mi_ready = cx_read(MC417_RWD) & MC417_MIRDY;
311                 if (mi_ready != 0)
312                         return 0;
313                 if (time_after(jiffies, timeout))
314                         return -1;
315                 udelay(1);
316         }
317 }
318
319 static int mc417_register_write(struct cx23885_dev *dev, u16 address, u32 value)
320 {
321         u32 regval;
322
323         /* Enable MC417 GPIO outputs except for MC417_MIRDY,
324          * which is an input.
325          */
326         cx_write(MC417_OEN, MC417_MIRDY);
327
328         /* Write data byte 0 */
329         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0 |
330                 (value & 0x000000FF);
331         cx_write(MC417_RWD, regval);
332
333         /* Transition CS/WR to effect write transaction across bus. */
334         regval |= MC417_MICS | MC417_MIWR;
335         cx_write(MC417_RWD, regval);
336
337         /* Write data byte 1 */
338         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1 |
339                 ((value >> 8) & 0x000000FF);
340         cx_write(MC417_RWD, regval);
341         regval |= MC417_MICS | MC417_MIWR;
342         cx_write(MC417_RWD, regval);
343
344         /* Write data byte 2 */
345         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2 |
346                 ((value >> 16) & 0x000000FF);
347         cx_write(MC417_RWD, regval);
348         regval |= MC417_MICS | MC417_MIWR;
349         cx_write(MC417_RWD, regval);
350
351         /* Write data byte 3 */
352         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3 |
353                 ((value >> 24) & 0x000000FF);
354         cx_write(MC417_RWD, regval);
355         regval |= MC417_MICS | MC417_MIWR;
356         cx_write(MC417_RWD, regval);
357
358         /* Write address byte 0 */
359         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE0 |
360                 (address & 0xFF);
361         cx_write(MC417_RWD, regval);
362         regval |= MC417_MICS | MC417_MIWR;
363         cx_write(MC417_RWD, regval);
364
365         /* Write address byte 1 */
366         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE1 |
367                 ((address >> 8) & 0xFF);
368         cx_write(MC417_RWD, regval);
369         regval |= MC417_MICS | MC417_MIWR;
370         cx_write(MC417_RWD, regval);
371
372         /* Indicate that this is a write. */
373         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_MODE |
374                 MCI_MODE_REGISTER_WRITE;
375         cx_write(MC417_RWD, regval);
376         regval |= MC417_MICS | MC417_MIWR;
377         cx_write(MC417_RWD, regval);
378
379         /* Wait for the trans to complete (MC417_MIRDY asserted). */
380         return mc417_wait_ready(dev);
381 }
382
383 static int mc417_register_read(struct cx23885_dev *dev, u16 address, u32 *value)
384 {
385         int retval;
386         u32 regval;
387         u32 tempval;
388         u32 dataval;
389
390         /* Enable MC417 GPIO outputs except for MC417_MIRDY,
391          * which is an input.
392          */
393         cx_write(MC417_OEN, MC417_MIRDY);
394
395         /* Write address byte 0 */
396         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE0 |
397                 ((address & 0x00FF));
398         cx_write(MC417_RWD, regval);
399         regval |= MC417_MICS | MC417_MIWR;
400         cx_write(MC417_RWD, regval);
401
402         /* Write address byte 1 */
403         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE1 |
404                 ((address >> 8) & 0xFF);
405         cx_write(MC417_RWD, regval);
406         regval |= MC417_MICS | MC417_MIWR;
407         cx_write(MC417_RWD, regval);
408
409         /* Indicate that this is a register read. */
410         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_MODE |
411                 MCI_MODE_REGISTER_READ;
412         cx_write(MC417_RWD, regval);
413         regval |= MC417_MICS | MC417_MIWR;
414         cx_write(MC417_RWD, regval);
415
416         /* Wait for the trans to complete (MC417_MIRDY asserted). */
417         retval = mc417_wait_ready(dev);
418
419         /* switch the DAT0-7 GPIO[10:3] to input mode */
420         cx_write(MC417_OEN, MC417_MIRDY | MC417_MIDATA);
421
422         /* Read data byte 0 */
423         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0;
424         cx_write(MC417_RWD, regval);
425
426         /* Transition RD to effect read transaction across bus.
427          * Transtion 0x5000 -> 0x9000 correct (RD/RDY -> WR/RDY)?
428          * Should it be 0x9000 -> 0xF000 (also why is RDY being set, its
429          * input only...)
430          */
431         regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0;
432         cx_write(MC417_RWD, regval);
433
434         /* Collect byte */
435         tempval = cx_read(MC417_RWD);
436         dataval = tempval & 0x000000FF;
437
438         /* Bring CS and RD high. */
439         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
440         cx_write(MC417_RWD, regval);
441
442         /* Read data byte 1 */
443         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1;
444         cx_write(MC417_RWD, regval);
445         regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1;
446         cx_write(MC417_RWD, regval);
447         tempval = cx_read(MC417_RWD);
448         dataval |= ((tempval & 0x000000FF) << 8);
449         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
450         cx_write(MC417_RWD, regval);
451
452         /* Read data byte 2 */
453         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2;
454         cx_write(MC417_RWD, regval);
455         regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2;
456         cx_write(MC417_RWD, regval);
457         tempval = cx_read(MC417_RWD);
458         dataval |= ((tempval & 0x000000FF) << 16);
459         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
460         cx_write(MC417_RWD, regval);
461
462         /* Read data byte 3 */
463         regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3;
464         cx_write(MC417_RWD, regval);
465         regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3;
466         cx_write(MC417_RWD, regval);
467         tempval = cx_read(MC417_RWD);
468         dataval |= ((tempval & 0x000000FF) << 24);
469         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
470         cx_write(MC417_RWD, regval);
471
472         *value  = dataval;
473
474         return retval;
475 }
476
477 int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value)
478 {
479         u32 regval;
480
481         /* Enable MC417 GPIO outputs except for MC417_MIRDY,
482          * which is an input.
483          */
484         cx_write(MC417_OEN, MC417_MIRDY);
485
486         /* Write data byte 0 */
487         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0 |
488                 (value & 0x000000FF);
489         cx_write(MC417_RWD, regval);
490
491         /* Transition CS/WR to effect write transaction across bus. */
492         regval |= MC417_MICS | MC417_MIWR;
493         cx_write(MC417_RWD, regval);
494
495         /* Write data byte 1 */
496         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1 |
497                 ((value >> 8) & 0x000000FF);
498         cx_write(MC417_RWD, regval);
499         regval |= MC417_MICS | MC417_MIWR;
500         cx_write(MC417_RWD, regval);
501
502         /* Write data byte 2 */
503         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2 |
504                 ((value >> 16) & 0x000000FF);
505         cx_write(MC417_RWD, regval);
506         regval |= MC417_MICS | MC417_MIWR;
507         cx_write(MC417_RWD, regval);
508
509         /* Write data byte 3 */
510         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3 |
511                 ((value >> 24) & 0x000000FF);
512         cx_write(MC417_RWD, regval);
513         regval |= MC417_MICS | MC417_MIWR;
514         cx_write(MC417_RWD, regval);
515
516         /* Write address byte 2 */
517         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE2 |
518                 MCI_MODE_MEMORY_WRITE | ((address >> 16) & 0x3F);
519         cx_write(MC417_RWD, regval);
520         regval |= MC417_MICS | MC417_MIWR;
521         cx_write(MC417_RWD, regval);
522
523         /* Write address byte 1 */
524         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE1 |
525                 ((address >> 8) & 0xFF);
526         cx_write(MC417_RWD, regval);
527         regval |= MC417_MICS | MC417_MIWR;
528         cx_write(MC417_RWD, regval);
529
530         /* Write address byte 0 */
531         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE0 |
532                 (address & 0xFF);
533         cx_write(MC417_RWD, regval);
534         regval |= MC417_MICS | MC417_MIWR;
535         cx_write(MC417_RWD, regval);
536
537         /* Wait for the trans to complete (MC417_MIRDY asserted). */
538         return mc417_wait_ready(dev);
539 }
540
541 int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value)
542 {
543         int retval;
544         u32 regval;
545         u32 tempval;
546         u32 dataval;
547
548         /* Enable MC417 GPIO outputs except for MC417_MIRDY,
549          * which is an input.
550          */
551         cx_write(MC417_OEN, MC417_MIRDY);
552
553         /* Write address byte 2 */
554         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE2 |
555                 MCI_MODE_MEMORY_READ | ((address >> 16) & 0x3F);
556         cx_write(MC417_RWD, regval);
557         regval |= MC417_MICS | MC417_MIWR;
558         cx_write(MC417_RWD, regval);
559
560         /* Write address byte 1 */
561         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE1 |
562                 ((address >> 8) & 0xFF);
563         cx_write(MC417_RWD, regval);
564         regval |= MC417_MICS | MC417_MIWR;
565         cx_write(MC417_RWD, regval);
566
567         /* Write address byte 0 */
568         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE0 |
569                 (address & 0xFF);
570         cx_write(MC417_RWD, regval);
571         regval |= MC417_MICS | MC417_MIWR;
572         cx_write(MC417_RWD, regval);
573
574         /* Wait for the trans to complete (MC417_MIRDY asserted). */
575         retval = mc417_wait_ready(dev);
576
577         /* switch the DAT0-7 GPIO[10:3] to input mode */
578         cx_write(MC417_OEN, MC417_MIRDY | MC417_MIDATA);
579
580         /* Read data byte 3 */
581         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3;
582         cx_write(MC417_RWD, regval);
583
584         /* Transition RD to effect read transaction across bus. */
585         regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3;
586         cx_write(MC417_RWD, regval);
587
588         /* Collect byte */
589         tempval = cx_read(MC417_RWD);
590         dataval = ((tempval & 0x000000FF) << 24);
591
592         /* Bring CS and RD high. */
593         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
594         cx_write(MC417_RWD, regval);
595
596         /* Read data byte 2 */
597         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2;
598         cx_write(MC417_RWD, regval);
599         regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2;
600         cx_write(MC417_RWD, regval);
601         tempval = cx_read(MC417_RWD);
602         dataval |= ((tempval & 0x000000FF) << 16);
603         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
604         cx_write(MC417_RWD, regval);
605
606         /* Read data byte 1 */
607         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1;
608         cx_write(MC417_RWD, regval);
609         regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1;
610         cx_write(MC417_RWD, regval);
611         tempval = cx_read(MC417_RWD);
612         dataval |= ((tempval & 0x000000FF) << 8);
613         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
614         cx_write(MC417_RWD, regval);
615
616         /* Read data byte 0 */
617         regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0;
618         cx_write(MC417_RWD, regval);
619         regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0;
620         cx_write(MC417_RWD, regval);
621         tempval = cx_read(MC417_RWD);
622         dataval |= (tempval & 0x000000FF);
623         regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY;
624         cx_write(MC417_RWD, regval);
625
626         *value  = dataval;
627
628         return retval;
629 }
630
631 /* ------------------------------------------------------------------ */
632
633 /* MPEG encoder API */
634 static char *cmd_to_str(int cmd)
635 {
636         switch (cmd) {
637         case CX2341X_ENC_PING_FW:
638                 return  "PING_FW";
639         case CX2341X_ENC_START_CAPTURE:
640                 return  "START_CAPTURE";
641         case CX2341X_ENC_STOP_CAPTURE:
642                 return  "STOP_CAPTURE";
643         case CX2341X_ENC_SET_AUDIO_ID:
644                 return  "SET_AUDIO_ID";
645         case CX2341X_ENC_SET_VIDEO_ID:
646                 return  "SET_VIDEO_ID";
647         case CX2341X_ENC_SET_PCR_ID:
648                 return  "SET_PCR_PID";
649         case CX2341X_ENC_SET_FRAME_RATE:
650                 return  "SET_FRAME_RATE";
651         case CX2341X_ENC_SET_FRAME_SIZE:
652                 return  "SET_FRAME_SIZE";
653         case CX2341X_ENC_SET_BIT_RATE:
654                 return  "SET_BIT_RATE";
655         case CX2341X_ENC_SET_GOP_PROPERTIES:
656                 return  "SET_GOP_PROPERTIES";
657         case CX2341X_ENC_SET_ASPECT_RATIO:
658                 return  "SET_ASPECT_RATIO";
659         case CX2341X_ENC_SET_DNR_FILTER_MODE:
660                 return  "SET_DNR_FILTER_PROPS";
661         case CX2341X_ENC_SET_DNR_FILTER_PROPS:
662                 return  "SET_DNR_FILTER_PROPS";
663         case CX2341X_ENC_SET_CORING_LEVELS:
664                 return  "SET_CORING_LEVELS";
665         case CX2341X_ENC_SET_SPATIAL_FILTER_TYPE:
666                 return  "SET_SPATIAL_FILTER_TYPE";
667         case CX2341X_ENC_SET_VBI_LINE:
668                 return  "SET_VBI_LINE";
669         case CX2341X_ENC_SET_STREAM_TYPE:
670                 return  "SET_STREAM_TYPE";
671         case CX2341X_ENC_SET_OUTPUT_PORT:
672                 return  "SET_OUTPUT_PORT";
673         case CX2341X_ENC_SET_AUDIO_PROPERTIES:
674                 return  "SET_AUDIO_PROPERTIES";
675         case CX2341X_ENC_HALT_FW:
676                 return  "HALT_FW";
677         case CX2341X_ENC_GET_VERSION:
678                 return  "GET_VERSION";
679         case CX2341X_ENC_SET_GOP_CLOSURE:
680                 return  "SET_GOP_CLOSURE";
681         case CX2341X_ENC_GET_SEQ_END:
682                 return  "GET_SEQ_END";
683         case CX2341X_ENC_SET_PGM_INDEX_INFO:
684                 return  "SET_PGM_INDEX_INFO";
685         case CX2341X_ENC_SET_VBI_CONFIG:
686                 return  "SET_VBI_CONFIG";
687         case CX2341X_ENC_SET_DMA_BLOCK_SIZE:
688                 return  "SET_DMA_BLOCK_SIZE";
689         case CX2341X_ENC_GET_PREV_DMA_INFO_MB_10:
690                 return  "GET_PREV_DMA_INFO_MB_10";
691         case CX2341X_ENC_GET_PREV_DMA_INFO_MB_9:
692                 return  "GET_PREV_DMA_INFO_MB_9";
693         case CX2341X_ENC_SCHED_DMA_TO_HOST:
694                 return  "SCHED_DMA_TO_HOST";
695         case CX2341X_ENC_INITIALIZE_INPUT:
696                 return  "INITIALIZE_INPUT";
697         case CX2341X_ENC_SET_FRAME_DROP_RATE:
698                 return  "SET_FRAME_DROP_RATE";
699         case CX2341X_ENC_PAUSE_ENCODER:
700                 return  "PAUSE_ENCODER";
701         case CX2341X_ENC_REFRESH_INPUT:
702                 return  "REFRESH_INPUT";
703         case CX2341X_ENC_SET_COPYRIGHT:
704                 return  "SET_COPYRIGHT";
705         case CX2341X_ENC_SET_EVENT_NOTIFICATION:
706                 return  "SET_EVENT_NOTIFICATION";
707         case CX2341X_ENC_SET_NUM_VSYNC_LINES:
708                 return  "SET_NUM_VSYNC_LINES";
709         case CX2341X_ENC_SET_PLACEHOLDER:
710                 return  "SET_PLACEHOLDER";
711         case CX2341X_ENC_MUTE_VIDEO:
712                 return  "MUTE_VIDEO";
713         case CX2341X_ENC_MUTE_AUDIO:
714                 return  "MUTE_AUDIO";
715         case CX2341X_ENC_MISC:
716                 return  "MISC";
717         default:
718                 return "UNKNOWN";
719         }
720 }
721
722 static int cx23885_mbox_func(void *priv,
723                              u32 command,
724                              int in,
725                              int out,
726                              u32 data[CX2341X_MBOX_MAX_DATA])
727 {
728         struct cx23885_dev *dev = priv;
729         unsigned long timeout;
730         u32 value, flag, retval = 0;
731         int i;
732
733         dprintk(3, "%s: command(0x%X) = %s\n", __func__, command,
734                 cmd_to_str(command));
735
736         /* this may not be 100% safe if we can't read any memory location
737            without side effects */
738         mc417_memory_read(dev, dev->cx23417_mailbox - 4, &value);
739         if (value != 0x12345678) {
740                 printk(KERN_ERR
741                         "Firmware and/or mailbox pointer not initialized "
742                         "or corrupted, signature = 0x%x, cmd = %s\n", value,
743                         cmd_to_str(command));
744                 return -1;
745         }
746
747         /* This read looks at 32 bits, but flag is only 8 bits.
748          * Seems we also bail if CMD or TIMEOUT bytes are set???
749          */
750         mc417_memory_read(dev, dev->cx23417_mailbox, &flag);
751         if (flag) {
752                 printk(KERN_ERR "ERROR: Mailbox appears to be in use "
753                         "(%x), cmd = %s\n", flag, cmd_to_str(command));
754                 return -1;
755         }
756
757         flag |= 1; /* tell 'em we're working on it */
758         mc417_memory_write(dev, dev->cx23417_mailbox, flag);
759
760         /* write command + args + fill remaining with zeros */
761         /* command code */
762         mc417_memory_write(dev, dev->cx23417_mailbox + 1, command);
763         mc417_memory_write(dev, dev->cx23417_mailbox + 3,
764                 IVTV_API_STD_TIMEOUT); /* timeout */
765         for (i = 0; i < in; i++) {
766                 mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, data[i]);
767                 dprintk(3, "API Input %d = %d\n", i, data[i]);
768         }
769         for (; i < CX2341X_MBOX_MAX_DATA; i++)
770                 mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, 0);
771
772         flag |= 3; /* tell 'em we're done writing */
773         mc417_memory_write(dev, dev->cx23417_mailbox, flag);
774
775         /* wait for firmware to handle the API command */
776         timeout = jiffies + msecs_to_jiffies(10);
777         for (;;) {
778                 mc417_memory_read(dev, dev->cx23417_mailbox, &flag);
779                 if (0 != (flag & 4))
780                         break;
781                 if (time_after(jiffies, timeout)) {
782                         printk(KERN_ERR "ERROR: API Mailbox timeout\n");
783                         return -1;
784                 }
785                 udelay(10);
786         }
787
788         /* read output values */
789         for (i = 0; i < out; i++) {
790                 mc417_memory_read(dev, dev->cx23417_mailbox + 4 + i, data + i);
791                 dprintk(3, "API Output %d = %d\n", i, data[i]);
792         }
793
794         mc417_memory_read(dev, dev->cx23417_mailbox + 2, &retval);
795         dprintk(3, "API result = %d\n", retval);
796
797         flag = 0;
798         mc417_memory_write(dev, dev->cx23417_mailbox, flag);
799
800         return retval;
801 }
802
803 /* We don't need to call the API often, so using just one
804  * mailbox will probably suffice
805  */
806 static int cx23885_api_cmd(struct cx23885_dev *dev,
807                            u32 command,
808                            u32 inputcnt,
809                            u32 outputcnt,
810                            ...)
811 {
812         u32 data[CX2341X_MBOX_MAX_DATA];
813         va_list vargs;
814         int i, err;
815
816         dprintk(3, "%s() cmds = 0x%08x\n", __func__, command);
817
818         va_start(vargs, outputcnt);
819         for (i = 0; i < inputcnt; i++)
820                 data[i] = va_arg(vargs, int);
821
822         err = cx23885_mbox_func(dev, command, inputcnt, outputcnt, data);
823         for (i = 0; i < outputcnt; i++) {
824                 int *vptr = va_arg(vargs, int *);
825                 *vptr = data[i];
826         }
827         va_end(vargs);
828
829         return err;
830 }
831
832 static int cx23885_find_mailbox(struct cx23885_dev *dev)
833 {
834         u32 signature[4] = {
835                 0x12345678, 0x34567812, 0x56781234, 0x78123456
836         };
837         int signaturecnt = 0;
838         u32 value;
839         int i;
840
841         dprintk(2, "%s()\n", __func__);
842
843         for (i = 0; i < CX23885_FIRM_IMAGE_SIZE; i++) {
844                 mc417_memory_read(dev, i, &value);
845                 if (value == signature[signaturecnt])
846                         signaturecnt++;
847                 else
848                         signaturecnt = 0;
849                 if (4 == signaturecnt) {
850                         dprintk(1, "Mailbox signature found at 0x%x\n", i+1);
851                         return i+1;
852                 }
853         }
854         printk(KERN_ERR "Mailbox signature values not found!\n");
855         return -1;
856 }
857
858 static int cx23885_load_firmware(struct cx23885_dev *dev)
859 {
860         static const unsigned char magic[8] = {
861                 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
862         };
863         const struct firmware *firmware;
864         int i, retval = 0;
865         u32 value = 0;
866         u32 gpio_output = 0;
867         u32 checksum = 0;
868         u32 *dataptr;
869
870         dprintk(2, "%s()\n", __func__);
871
872         /* Save GPIO settings before reset of APU */
873         retval |= mc417_memory_read(dev, 0x9020, &gpio_output);
874         retval |= mc417_memory_read(dev, 0x900C, &value);
875
876         retval  = mc417_register_write(dev,
877                 IVTV_REG_VPU, 0xFFFFFFED);
878         retval |= mc417_register_write(dev,
879                 IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
880         retval |= mc417_register_write(dev,
881                 IVTV_REG_ENC_SDRAM_REFRESH, 0x80000800);
882         retval |= mc417_register_write(dev,
883                 IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
884         retval |= mc417_register_write(dev,
885                 IVTV_REG_APU, 0);
886
887         if (retval != 0) {
888                 printk(KERN_ERR "%s: Error with mc417_register_write\n",
889                         __func__);
890                 return -1;
891         }
892
893         retval = request_firmware(&firmware, CX23885_FIRM_IMAGE_NAME,
894                                   &dev->pci->dev);
895
896         if (retval != 0) {
897                 printk(KERN_ERR
898                         "ERROR: Hotplug firmware request failed (%s).\n",
899                         CX2341X_FIRM_ENC_FILENAME);
900                 printk(KERN_ERR "Please fix your hotplug setup, the board will "
901                         "not work without firmware loaded!\n");
902                 return -1;
903         }
904
905         if (firmware->size != CX23885_FIRM_IMAGE_SIZE) {
906                 printk(KERN_ERR "ERROR: Firmware size mismatch "
907                         "(have %zd, expected %d)\n",
908                         firmware->size, CX23885_FIRM_IMAGE_SIZE);
909                 release_firmware(firmware);
910                 return -1;
911         }
912
913         if (0 != memcmp(firmware->data, magic, 8)) {
914                 printk(KERN_ERR
915                         "ERROR: Firmware magic mismatch, wrong file?\n");
916                 release_firmware(firmware);
917                 return -1;
918         }
919
920         /* transfer to the chip */
921         dprintk(2, "Loading firmware ...\n");
922         dataptr = (u32 *)firmware->data;
923         for (i = 0; i < (firmware->size >> 2); i++) {
924                 value = *dataptr;
925                 checksum += ~value;
926                 if (mc417_memory_write(dev, i, value) != 0) {
927                         printk(KERN_ERR "ERROR: Loading firmware failed!\n");
928                         release_firmware(firmware);
929                         return -1;
930                 }
931                 dataptr++;
932         }
933
934         /* read back to verify with the checksum */
935         dprintk(1, "Verifying firmware ...\n");
936         for (i--; i >= 0; i--) {
937                 if (mc417_memory_read(dev, i, &value) != 0) {
938                         printk(KERN_ERR "ERROR: Reading firmware failed!\n");
939                         release_firmware(firmware);
940                         return -1;
941                 }
942                 checksum -= ~value;
943         }
944         if (checksum) {
945                 printk(KERN_ERR
946                         "ERROR: Firmware load failed (checksum mismatch).\n");
947                 release_firmware(firmware);
948                 return -1;
949         }
950         release_firmware(firmware);
951         dprintk(1, "Firmware upload successful.\n");
952
953         retval |= mc417_register_write(dev, IVTV_REG_HW_BLOCKS,
954                 IVTV_CMD_HW_BLOCKS_RST);
955
956         /* Restore GPIO settings, make sure EIO14 is enabled as an output. */
957         dprintk(2, "%s: GPIO output EIO 0-15 was = 0x%x\n",
958                 __func__, gpio_output);
959         /* Power-up seems to have GPIOs AFU. This was causing digital side
960          * to fail at power-up. Seems GPIOs should be set to 0x10ff0411 at
961          * power-up.
962          * gpio_output |= (1<<14);
963          */
964         /* Note: GPIO14 is specific to the HVR1800 here */
965         gpio_output = 0x10ff0411 | (1<<14);
966         retval |= mc417_register_write(dev, 0x9020, gpio_output | (1<<14));
967         dprintk(2, "%s: GPIO output EIO 0-15 now = 0x%x\n",
968                 __func__, gpio_output);
969
970         dprintk(1, "%s: GPIO value  EIO 0-15 was = 0x%x\n",
971                 __func__, value);
972         value |= (1<<14);
973         dprintk(1, "%s: GPIO value  EIO 0-15 now = 0x%x\n",
974                 __func__, value);
975         retval |= mc417_register_write(dev, 0x900C, value);
976
977         retval |= mc417_register_read(dev, IVTV_REG_VPU, &value);
978         retval |= mc417_register_write(dev, IVTV_REG_VPU, value & 0xFFFFFFE8);
979
980         if (retval < 0)
981                 printk(KERN_ERR "%s: Error with mc417_register_write\n",
982                         __func__);
983         return 0;
984 }
985
986 void cx23885_417_check_encoder(struct cx23885_dev *dev)
987 {
988         u32 status, seq;
989
990         status = seq = 0;
991         cx23885_api_cmd(dev, CX2341X_ENC_GET_SEQ_END, 0, 2, &status, &seq);
992         dprintk(1, "%s() status = %d, seq = %d\n", __func__, status, seq);
993 }
994
995 static void cx23885_codec_settings(struct cx23885_dev *dev)
996 {
997         dprintk(1, "%s()\n", __func__);
998
999         /* assign frame size */
1000         cx23885_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
1001                                 dev->ts1.height, dev->ts1.width);
1002
1003         dev->mpeg_params.width = dev->ts1.width;
1004         dev->mpeg_params.height = dev->ts1.height;
1005         dev->mpeg_params.is_50hz =
1006                 (dev->encodernorm.id & V4L2_STD_625_50) != 0;
1007
1008         cx2341x_update(dev, cx23885_mbox_func, NULL, &dev->mpeg_params);
1009
1010         cx23885_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 3, 1);
1011         cx23885_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 4, 1);
1012 }
1013
1014 static int cx23885_initialize_codec(struct cx23885_dev *dev)
1015 {
1016         int version;
1017         int retval;
1018         u32 i, data[7];
1019
1020         dprintk(1, "%s()\n", __func__);
1021
1022         retval = cx23885_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1023         if (retval < 0) {
1024                 dprintk(2, "%s() PING OK\n", __func__);
1025                 retval = cx23885_load_firmware(dev);
1026                 if (retval < 0) {
1027                         printk(KERN_ERR "%s() f/w load failed\n", __func__);
1028                         return retval;
1029                 }
1030                 dev->cx23417_mailbox = cx23885_find_mailbox(dev);
1031                 if (dev->cx23417_mailbox < 0) {
1032                         printk(KERN_ERR "%s() mailbox < 0, error\n",
1033                                 __func__);
1034                         return -1;
1035                 }
1036                 retval = cx23885_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0);
1037                 if (retval < 0) {
1038                         printk(KERN_ERR
1039                                 "ERROR: cx23417 firmware ping failed!\n");
1040                         return -1;
1041                 }
1042                 retval = cx23885_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1,
1043                         &version);
1044                 if (retval < 0) {
1045                         printk(KERN_ERR "ERROR: cx23417 firmware get encoder :"
1046                                 "version failed!\n");
1047                         return -1;
1048                 }
1049                 dprintk(1, "cx23417 firmware version is 0x%08x\n", version);
1050                 msleep(200);
1051         }
1052
1053         cx23885_codec_settings(dev);
1054         msleep(60);
1055
1056         cx23885_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
1057                 CX23885_FIELD1_SAA7115, CX23885_FIELD2_SAA7115);
1058         cx23885_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
1059                 CX23885_CUSTOM_EXTENSION_USR_DATA, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1060                 0, 0);
1061
1062         /* Setup to capture VBI */
1063         data[0] = 0x0001BD00;
1064         data[1] = 1;          /* frames per interrupt */
1065         data[2] = 4;          /* total bufs */
1066         data[3] = 0x91559155; /* start codes */
1067         data[4] = 0x206080C0; /* stop codes */
1068         data[5] = 6;          /* lines */
1069         data[6] = 64;         /* BPL */
1070
1071         cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_CONFIG, 7, 0, data[0], data[1],
1072                 data[2], data[3], data[4], data[5], data[6]);
1073
1074         for (i = 2; i <= 24; i++) {
1075                 int valid;
1076
1077                 valid = ((i >= 19) && (i <= 21));
1078                 cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, i,
1079                                 valid, 0 , 0, 0);
1080                 cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0,
1081                                 i | 0x80000000, valid, 0, 0, 0);
1082         }
1083
1084         cx23885_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, CX23885_UNMUTE);
1085         msleep(60);
1086
1087         /* initialize the video input */
1088         cx23885_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
1089         msleep(60);
1090
1091         /* Enable VIP style pixel invalidation so we work with scaled mode */
1092         mc417_memory_write(dev, 2120, 0x00000080);
1093
1094         /* start capturing to the host interface */
1095         cx23885_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
1096                 CX23885_MPEG_CAPTURE, CX23885_RAW_BITS_NONE);
1097         msleep(10);
1098
1099         return 0;
1100 }
1101
1102 /* ------------------------------------------------------------------ */
1103
1104 static int bb_buf_setup(struct videobuf_queue *q,
1105         unsigned int *count, unsigned int *size)
1106 {
1107         struct cx23885_fh *fh = q->priv_data;
1108
1109         fh->dev->ts1.ts_packet_size  = mpeglinesize;
1110         fh->dev->ts1.ts_packet_count = mpeglines;
1111
1112         *size = fh->dev->ts1.ts_packet_size * fh->dev->ts1.ts_packet_count;
1113         *count = mpegbufs;
1114
1115         return 0;
1116 }
1117
1118 static int bb_buf_prepare(struct videobuf_queue *q,
1119         struct videobuf_buffer *vb, enum v4l2_field field)
1120 {
1121         struct cx23885_fh *fh = q->priv_data;
1122         return cx23885_buf_prepare(q, &fh->dev->ts1,
1123                 (struct cx23885_buffer *)vb,
1124                 field);
1125 }
1126
1127 static void bb_buf_queue(struct videobuf_queue *q,
1128         struct videobuf_buffer *vb)
1129 {
1130         struct cx23885_fh *fh = q->priv_data;
1131         cx23885_buf_queue(&fh->dev->ts1, (struct cx23885_buffer *)vb);
1132 }
1133
1134 static void bb_buf_release(struct videobuf_queue *q,
1135         struct videobuf_buffer *vb)
1136 {
1137         cx23885_free_buffer(q, (struct cx23885_buffer *)vb);
1138 }
1139
1140 static struct videobuf_queue_ops cx23885_qops = {
1141         .buf_setup    = bb_buf_setup,
1142         .buf_prepare  = bb_buf_prepare,
1143         .buf_queue    = bb_buf_queue,
1144         .buf_release  = bb_buf_release,
1145 };
1146
1147 /* ------------------------------------------------------------------ */
1148
1149 static const u32 *ctrl_classes[] = {
1150         cx2341x_mpeg_ctrls,
1151         NULL
1152 };
1153
1154 static int cx23885_queryctrl(struct cx23885_dev *dev,
1155         struct v4l2_queryctrl *qctrl)
1156 {
1157         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1158         if (qctrl->id == 0)
1159                 return -EINVAL;
1160
1161         /* MPEG V4L2 controls */
1162         if (cx2341x_ctrl_query(&dev->mpeg_params, qctrl))
1163                 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
1164
1165         return 0;
1166 }
1167
1168 static int cx23885_querymenu(struct cx23885_dev *dev,
1169         struct v4l2_querymenu *qmenu)
1170 {
1171         struct v4l2_queryctrl qctrl;
1172
1173         qctrl.id = qmenu->id;
1174         cx23885_queryctrl(dev, &qctrl);
1175         return v4l2_ctrl_query_menu(qmenu, &qctrl,
1176                 cx2341x_ctrl_get_menu(&dev->mpeg_params, qmenu->id));
1177 }
1178
1179 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id)
1180 {
1181         struct cx23885_fh  *fh  = file->private_data;
1182         struct cx23885_dev *dev = fh->dev;
1183         unsigned int i;
1184
1185         for (i = 0; i < ARRAY_SIZE(cx23885_tvnorms); i++)
1186                 if (*id & cx23885_tvnorms[i].id)
1187                         break;
1188         if (i == ARRAY_SIZE(cx23885_tvnorms))
1189                 return -EINVAL;
1190         dev->encodernorm = cx23885_tvnorms[i];
1191         return 0;
1192 }
1193
1194 static int vidioc_enum_input(struct file *file, void *priv,
1195                                 struct v4l2_input *i)
1196 {
1197         struct cx23885_fh  *fh  = file->private_data;
1198         struct cx23885_dev *dev = fh->dev;
1199         struct cx23885_input *input;
1200         unsigned int n;
1201
1202         n = i->index;
1203
1204         if (n >= 4)
1205                 return -EINVAL;
1206
1207         input = &cx23885_boards[dev->board].input[n];
1208
1209         if (input->type == 0)
1210                 return -EINVAL;
1211
1212         memset(i, 0, sizeof(*i));
1213         i->index = n;
1214
1215         /* FIXME
1216          * strcpy(i->name, input->name); */
1217         strcpy(i->name, "unset");
1218
1219         if (input->type == CX23885_VMUX_TELEVISION ||
1220             input->type == CX23885_VMUX_CABLE)
1221                 i->type = V4L2_INPUT_TYPE_TUNER;
1222         else
1223                 i->type  = V4L2_INPUT_TYPE_CAMERA;
1224
1225         for (n = 0; n < ARRAY_SIZE(cx23885_tvnorms); n++)
1226                 i->std |= cx23885_tvnorms[n].id;
1227         return 0;
1228 }
1229
1230 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
1231 {
1232         struct cx23885_fh  *fh  = file->private_data;
1233         struct cx23885_dev *dev = fh->dev;
1234
1235         *i = dev->input;
1236         return 0;
1237 }
1238
1239 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
1240 {
1241         if (i >= 4)
1242                 return -EINVAL;
1243
1244         return 0;
1245 }
1246
1247 static int vidioc_g_tuner(struct file *file, void *priv,
1248                                 struct v4l2_tuner *t)
1249 {
1250         struct cx23885_fh  *fh  = file->private_data;
1251         struct cx23885_dev *dev = fh->dev;
1252
1253         if (UNSET == dev->tuner_type)
1254                 return -EINVAL;
1255         if (0 != t->index)
1256                 return -EINVAL;
1257         memset(t, 0, sizeof(*t));
1258         strcpy(t->name, "Television");
1259         cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_G_TUNER, t);
1260         cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_G_TUNER, t);
1261
1262         dprintk(1, "VIDIOC_G_TUNER: tuner type %d\n", t->type);
1263
1264         return 0;
1265 }
1266
1267 static int vidioc_s_tuner(struct file *file, void *priv,
1268                                 struct v4l2_tuner *t)
1269 {
1270         struct cx23885_fh  *fh  = file->private_data;
1271         struct cx23885_dev *dev = fh->dev;
1272
1273         if (UNSET == dev->tuner_type)
1274                 return -EINVAL;
1275
1276         /* Update the A/V core */
1277         cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_S_TUNER, t);
1278
1279         return 0;
1280 }
1281
1282 static int vidioc_g_frequency(struct file *file, void *priv,
1283                                 struct v4l2_frequency *f)
1284 {
1285         struct cx23885_fh  *fh  = file->private_data;
1286         struct cx23885_dev *dev = fh->dev;
1287
1288         memset(f, 0, sizeof(*f));
1289         if (UNSET == dev->tuner_type)
1290                 return -EINVAL;
1291         f->type = V4L2_TUNER_ANALOG_TV;
1292         f->frequency = dev->freq;
1293
1294         /* Assumption that tuner is always on bus 1 */
1295         cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_G_FREQUENCY, f);
1296
1297         return 0;
1298 }
1299
1300 static int vidioc_s_frequency(struct file *file, void *priv,
1301                                 struct v4l2_frequency *f)
1302 {
1303         struct cx23885_fh  *fh  = file->private_data;
1304         struct cx23885_dev *dev = fh->dev;
1305
1306         cx23885_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1307                 CX23885_END_NOW, CX23885_MPEG_CAPTURE,
1308                 CX23885_RAW_BITS_NONE);
1309
1310         dprintk(1, "VIDIOC_S_FREQUENCY: dev type %d, f\n",
1311                 dev->tuner_type);
1312         dprintk(1, "VIDIOC_S_FREQUENCY: f tuner %d, f type %d\n",
1313                 f->tuner, f->type);
1314         if (UNSET == dev->tuner_type)
1315                 return -EINVAL;
1316         if (f->tuner != 0)
1317                 return -EINVAL;
1318         if (f->type != V4L2_TUNER_ANALOG_TV)
1319                 return -EINVAL;
1320         dev->freq = f->frequency;
1321
1322         /* Assumption that tuner is always on bus 1 */
1323         cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, f);
1324
1325         cx23885_initialize_codec(dev);
1326
1327         return 0;
1328 }
1329
1330 static int vidioc_s_ctrl(struct file *file, void *priv,
1331                                 struct v4l2_control *ctl)
1332 {
1333         struct cx23885_fh  *fh  = file->private_data;
1334         struct cx23885_dev *dev = fh->dev;
1335
1336         /* Update the A/V core */
1337         cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_S_CTRL, ctl);
1338         return 0;
1339 }
1340
1341 static int vidioc_querycap(struct file *file, void  *priv,
1342                                 struct v4l2_capability *cap)
1343 {
1344         struct cx23885_fh  *fh  = file->private_data;
1345         struct cx23885_dev *dev = fh->dev;
1346         struct cx23885_tsport  *tsport = &dev->ts1;
1347
1348         memset(cap, 0, sizeof(*cap));
1349         strcpy(cap->driver, dev->name);
1350         strlcpy(cap->card, cx23885_boards[tsport->dev->board].name,
1351                 sizeof(cap->card));
1352         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1353         cap->version = CX23885_VERSION_CODE;
1354         cap->capabilities =
1355                 V4L2_CAP_VIDEO_CAPTURE |
1356                 V4L2_CAP_READWRITE     |
1357                 V4L2_CAP_STREAMING     |
1358                 0;
1359         if (UNSET != dev->tuner_type)
1360                 cap->capabilities |= V4L2_CAP_TUNER;
1361
1362         return 0;
1363 }
1364
1365 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
1366                                         struct v4l2_fmtdesc *f)
1367 {
1368         int index;
1369
1370         index = f->index;
1371         if (index != 0)
1372                 return -EINVAL;
1373
1374         memset(f, 0, sizeof(*f));
1375         f->index = index;
1376         strlcpy(f->description, "MPEG", sizeof(f->description));
1377         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1378         f->pixelformat = V4L2_PIX_FMT_MPEG;
1379
1380         return 0;
1381 }
1382
1383 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1384                                 struct v4l2_format *f)
1385 {
1386         struct cx23885_fh  *fh  = file->private_data;
1387         struct cx23885_dev *dev = fh->dev;
1388
1389         memset(f, 0, sizeof(*f));
1390         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1391         f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1392         f->fmt.pix.bytesperline = 0;
1393         f->fmt.pix.sizeimage    =
1394                 dev->ts1.ts_packet_size * dev->ts1.ts_packet_count;
1395         f->fmt.pix.colorspace   = 0;
1396         f->fmt.pix.width        = dev->ts1.width;
1397         f->fmt.pix.height       = dev->ts1.height;
1398         f->fmt.pix.field        = fh->mpegq.field;
1399         dprintk(1, "VIDIOC_G_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_try_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->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1411         f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1412         f->fmt.pix.bytesperline = 0;
1413         f->fmt.pix.sizeimage    =
1414                 dev->ts1.ts_packet_size * dev->ts1.ts_packet_count;
1415         f->fmt.pix.sizeimage    =
1416         f->fmt.pix.colorspace   = 0;
1417         dprintk(1, "VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
1418                 dev->ts1.width, dev->ts1.height, fh->mpegq.field);
1419         return 0;
1420 }
1421
1422 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1423                                 struct v4l2_format *f)
1424 {
1425         struct cx23885_fh  *fh  = file->private_data;
1426         struct cx23885_dev *dev = fh->dev;
1427
1428         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1429         f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1430         f->fmt.pix.bytesperline = 0;
1431         f->fmt.pix.sizeimage    =
1432                 dev->ts1.ts_packet_size * dev->ts1.ts_packet_count;
1433         f->fmt.pix.colorspace   = 0;
1434         dprintk(1, "VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
1435                 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
1436         return 0;
1437 }
1438
1439 static int vidioc_reqbufs(struct file *file, void *priv,
1440                                 struct v4l2_requestbuffers *p)
1441 {
1442         struct cx23885_fh  *fh  = file->private_data;
1443
1444         return videobuf_reqbufs(&fh->mpegq, p);
1445 }
1446
1447 static int vidioc_querybuf(struct file *file, void *priv,
1448                                 struct v4l2_buffer *p)
1449 {
1450         struct cx23885_fh  *fh  = file->private_data;
1451
1452         return videobuf_querybuf(&fh->mpegq, p);
1453 }
1454
1455 static int vidioc_qbuf(struct file *file, void *priv,
1456                                 struct v4l2_buffer *p)
1457 {
1458         struct cx23885_fh  *fh  = file->private_data;
1459
1460         return videobuf_qbuf(&fh->mpegq, p);
1461 }
1462
1463 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
1464 {
1465         struct cx23885_fh  *fh  = priv;
1466
1467         return videobuf_dqbuf(&fh->mpegq, b, file->f_flags & O_NONBLOCK);
1468 }
1469
1470
1471 static int vidioc_streamon(struct file *file, void *priv,
1472                                 enum v4l2_buf_type i)
1473 {
1474         struct cx23885_fh  *fh  = file->private_data;
1475
1476         return videobuf_streamon(&fh->mpegq);
1477 }
1478
1479 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1480 {
1481         struct cx23885_fh  *fh  = file->private_data;
1482
1483         return videobuf_streamoff(&fh->mpegq);
1484 }
1485
1486 static int vidioc_g_ext_ctrls(struct file *file, void *priv,
1487                                 struct v4l2_ext_controls *f)
1488 {
1489         struct cx23885_fh  *fh  = priv;
1490         struct cx23885_dev *dev = fh->dev;
1491
1492         if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
1493                 return -EINVAL;
1494         return cx2341x_ext_ctrls(&dev->mpeg_params, 0, f, VIDIOC_G_EXT_CTRLS);
1495 }
1496
1497 static int vidioc_s_ext_ctrls(struct file *file, void *priv,
1498                                 struct v4l2_ext_controls *f)
1499 {
1500         struct cx23885_fh  *fh  = priv;
1501         struct cx23885_dev *dev = fh->dev;
1502         struct cx2341x_mpeg_params p;
1503         int err;
1504
1505         if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
1506                 return -EINVAL;
1507
1508         p = dev->mpeg_params;
1509         err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS);
1510
1511         if (err == 0) {
1512                 err = cx2341x_update(dev, cx23885_mbox_func,
1513                         &dev->mpeg_params, &p);
1514                 dev->mpeg_params = p;
1515         }
1516         return err;
1517 }
1518
1519 static int vidioc_try_ext_ctrls(struct file *file, void *priv,
1520                                 struct v4l2_ext_controls *f)
1521 {
1522         struct cx23885_fh  *fh  = priv;
1523         struct cx23885_dev *dev = fh->dev;
1524         struct cx2341x_mpeg_params p;
1525         int err;
1526
1527         if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
1528                 return -EINVAL;
1529
1530         p = dev->mpeg_params;
1531         err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
1532         return err;
1533 }
1534
1535 static int vidioc_log_status(struct file *file, void *priv)
1536 {
1537         struct cx23885_fh  *fh  = priv;
1538         struct cx23885_dev *dev = fh->dev;
1539         char name[32 + 2];
1540
1541         snprintf(name, sizeof(name), "%s/2", dev->name);
1542         printk(KERN_INFO
1543                 "%s/2: ============  START LOG STATUS  ============\n",
1544                dev->name);
1545         cx23885_call_i2c_clients(&dev->i2c_bus[0], VIDIOC_LOG_STATUS,
1546                 NULL);
1547         cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_LOG_STATUS,
1548                 NULL);
1549         cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_LOG_STATUS,
1550                 NULL);
1551         cx2341x_log_status(&dev->mpeg_params, name);
1552         printk(KERN_INFO
1553                 "%s/2: =============  END LOG STATUS  =============\n",
1554                dev->name);
1555         return 0;
1556 }
1557
1558 static int vidioc_querymenu(struct file *file, void *priv,
1559                                 struct v4l2_querymenu *a)
1560 {
1561         struct cx23885_fh  *fh  = priv;
1562         struct cx23885_dev *dev = fh->dev;
1563
1564         return cx23885_querymenu(dev, a);
1565 }
1566
1567 static int vidioc_queryctrl(struct file *file, void *priv,
1568                                 struct v4l2_queryctrl *c)
1569 {
1570         struct cx23885_fh  *fh  = priv;
1571         struct cx23885_dev *dev = fh->dev;
1572
1573         return cx23885_queryctrl(dev, c);
1574 }
1575
1576 static int mpeg_open(struct inode *inode, struct file *file)
1577 {
1578         int minor = iminor(inode);
1579         struct cx23885_dev *h, *dev = NULL;
1580         struct list_head *list;
1581         struct cx23885_fh *fh;
1582
1583         dprintk(2, "%s()\n", __func__);
1584
1585         lock_kernel();
1586         list_for_each(list, &cx23885_devlist) {
1587                 h = list_entry(list, struct cx23885_dev, devlist);
1588                 if (h->v4l_device->minor == minor) {
1589                         dev = h;
1590                         break;
1591                 }
1592         }
1593
1594         if (dev == NULL) {
1595                 unlock_kernel();
1596                 return -ENODEV;
1597         }
1598
1599         /* allocate + initialize per filehandle data */
1600         fh = kzalloc(sizeof(*fh), GFP_KERNEL);
1601         if (NULL == fh) {
1602                 unlock_kernel();
1603                 return -ENOMEM;
1604         }
1605
1606         file->private_data = fh;
1607         fh->dev      = dev;
1608
1609         videobuf_queue_sg_init(&fh->mpegq, &cx23885_qops,
1610                             &dev->pci->dev, &dev->ts1.slock,
1611                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1612                             V4L2_FIELD_INTERLACED,
1613                             sizeof(struct cx23885_buffer),
1614                             fh);
1615         unlock_kernel();
1616
1617         return 0;
1618 }
1619
1620 static int mpeg_release(struct inode *inode, struct file *file)
1621 {
1622         struct cx23885_fh  *fh  = file->private_data;
1623         struct cx23885_dev *dev = fh->dev;
1624
1625         dprintk(2, "%s()\n", __func__);
1626
1627         /* FIXME: Review this crap */
1628         /* Shut device down on last close */
1629         if (atomic_cmpxchg(&fh->v4l_reading, 1, 0) == 1) {
1630                 if (atomic_dec_return(&dev->v4l_reader_count) == 0) {
1631                         /* stop mpeg capture */
1632                         cx23885_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1633                                 CX23885_END_NOW, CX23885_MPEG_CAPTURE,
1634                                 CX23885_RAW_BITS_NONE);
1635
1636                         msleep(500);
1637                         cx23885_417_check_encoder(dev);
1638
1639                         cx23885_cancel_buffers(&fh->dev->ts1);
1640                 }
1641         }
1642
1643         if (fh->mpegq.streaming)
1644                 videobuf_streamoff(&fh->mpegq);
1645         if (fh->mpegq.reading)
1646                 videobuf_read_stop(&fh->mpegq);
1647
1648         videobuf_mmap_free(&fh->mpegq);
1649         file->private_data = NULL;
1650         kfree(fh);
1651
1652         return 0;
1653 }
1654
1655 static ssize_t mpeg_read(struct file *file, char __user *data,
1656         size_t count, loff_t *ppos)
1657 {
1658         struct cx23885_fh *fh = file->private_data;
1659         struct cx23885_dev *dev = fh->dev;
1660
1661         dprintk(2, "%s()\n", __func__);
1662
1663         /* Deal w/ A/V decoder * and mpeg encoder sync issues. */
1664         /* Start mpeg encoder on first read. */
1665         if (atomic_cmpxchg(&fh->v4l_reading, 0, 1) == 0) {
1666                 if (atomic_inc_return(&dev->v4l_reader_count) == 1) {
1667                         if (cx23885_initialize_codec(dev) < 0)
1668                                 return -EINVAL;
1669                 }
1670         }
1671
1672         return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1673                                     file->f_flags & O_NONBLOCK);
1674 }
1675
1676 static unsigned int mpeg_poll(struct file *file,
1677         struct poll_table_struct *wait)
1678 {
1679         struct cx23885_fh *fh = file->private_data;
1680         struct cx23885_dev *dev = fh->dev;
1681
1682         dprintk(2, "%s\n", __func__);
1683
1684         return videobuf_poll_stream(file, &fh->mpegq, wait);
1685 }
1686
1687 static int mpeg_mmap(struct file *file, struct vm_area_struct *vma)
1688 {
1689         struct cx23885_fh *fh = file->private_data;
1690         struct cx23885_dev *dev = fh->dev;
1691
1692         dprintk(2, "%s()\n", __func__);
1693
1694         return videobuf_mmap_mapper(&fh->mpegq, vma);
1695 }
1696
1697 static struct file_operations mpeg_fops = {
1698         .owner         = THIS_MODULE,
1699         .open          = mpeg_open,
1700         .release       = mpeg_release,
1701         .read          = mpeg_read,
1702         .poll          = mpeg_poll,
1703         .mmap          = mpeg_mmap,
1704         .ioctl         = video_ioctl2,
1705         .llseek        = no_llseek,
1706 };
1707
1708 static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
1709         .vidioc_s_std            = vidioc_s_std,
1710         .vidioc_enum_input       = vidioc_enum_input,
1711         .vidioc_g_input          = vidioc_g_input,
1712         .vidioc_s_input          = vidioc_s_input,
1713         .vidioc_g_tuner          = vidioc_g_tuner,
1714         .vidioc_s_tuner          = vidioc_s_tuner,
1715         .vidioc_g_frequency      = vidioc_g_frequency,
1716         .vidioc_s_frequency      = vidioc_s_frequency,
1717         .vidioc_s_ctrl           = vidioc_s_ctrl,
1718         .vidioc_querycap         = vidioc_querycap,
1719         .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1720         .vidioc_g_fmt_vid_cap    = vidioc_g_fmt_vid_cap,
1721         .vidioc_try_fmt_vid_cap  = vidioc_try_fmt_vid_cap,
1722         .vidioc_s_fmt_vid_cap    = vidioc_s_fmt_vid_cap,
1723         .vidioc_reqbufs          = vidioc_reqbufs,
1724         .vidioc_querybuf         = vidioc_querybuf,
1725         .vidioc_qbuf             = vidioc_qbuf,
1726         .vidioc_dqbuf            = vidioc_dqbuf,
1727         .vidioc_streamon         = vidioc_streamon,
1728         .vidioc_streamoff        = vidioc_streamoff,
1729         .vidioc_g_ext_ctrls      = vidioc_g_ext_ctrls,
1730         .vidioc_s_ext_ctrls      = vidioc_s_ext_ctrls,
1731         .vidioc_try_ext_ctrls    = vidioc_try_ext_ctrls,
1732         .vidioc_log_status       = vidioc_log_status,
1733         .vidioc_querymenu        = vidioc_querymenu,
1734         .vidioc_queryctrl        = vidioc_queryctrl,
1735 };
1736
1737 static struct video_device cx23885_mpeg_template = {
1738         .name          = "cx23885",
1739         .fops          = &mpeg_fops,
1740         .ioctl_ops     = &mpeg_ioctl_ops,
1741         .minor         = -1,
1742 };
1743
1744 void cx23885_417_unregister(struct cx23885_dev *dev)
1745 {
1746         dprintk(1, "%s()\n", __func__);
1747
1748         if (dev->v4l_device) {
1749                 if (-1 != dev->v4l_device->minor)
1750                         video_unregister_device(dev->v4l_device);
1751                 else
1752                         video_device_release(dev->v4l_device);
1753                 dev->v4l_device = NULL;
1754         }
1755 }
1756
1757 static struct video_device *cx23885_video_dev_alloc(
1758         struct cx23885_tsport *tsport,
1759         struct pci_dev *pci,
1760         struct video_device *template,
1761         char *type)
1762 {
1763         struct video_device *vfd;
1764         struct cx23885_dev *dev = tsport->dev;
1765
1766         dprintk(1, "%s()\n", __func__);
1767
1768         vfd = video_device_alloc();
1769         if (NULL == vfd)
1770                 return NULL;
1771         *vfd = *template;
1772         vfd->minor   = -1;
1773         snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name,
1774                 type, cx23885_boards[tsport->dev->board].name);
1775         vfd->parent  = &pci->dev;
1776         vfd->release = video_device_release;
1777         return vfd;
1778 }
1779
1780 int cx23885_417_register(struct cx23885_dev *dev)
1781 {
1782         /* FIXME: Port1 hardcoded here */
1783         int err = -ENODEV;
1784         struct cx23885_tsport *tsport = &dev->ts1;
1785
1786         dprintk(1, "%s()\n", __func__);
1787
1788         if (cx23885_boards[dev->board].portb != CX23885_MPEG_ENCODER)
1789                 return err;
1790
1791         /* Set default TV standard */
1792         dev->encodernorm = cx23885_tvnorms[0];
1793
1794         if (dev->encodernorm.id & V4L2_STD_525_60)
1795                 tsport->height = 480;
1796         else
1797                 tsport->height = 576;
1798
1799         tsport->width = 720;
1800         cx2341x_fill_defaults(&dev->mpeg_params);
1801
1802         dev->mpeg_params.port = CX2341X_PORT_SERIAL;
1803
1804         /* Allocate and initialize V4L video device */
1805         dev->v4l_device = cx23885_video_dev_alloc(tsport,
1806                 dev->pci, &cx23885_mpeg_template, "mpeg");
1807         err = video_register_device(dev->v4l_device,
1808                 VFL_TYPE_GRABBER, -1);
1809         if (err < 0) {
1810                 printk(KERN_INFO "%s: can't register mpeg device\n", dev->name);
1811                 return err;
1812         }
1813
1814         /* Initialize MC417 registers */
1815         cx23885_mc417_init(dev);
1816
1817         printk(KERN_INFO "%s: registered device video%d [mpeg]\n",
1818                dev->name, dev->v4l_device->num);
1819
1820         return 0;
1821 }