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[PATCH] V4L/DVB: (3086c) Whitespaces cleanups part 4
[linux-2.6/linux-loongson.git] / drivers / media / video / cx88 / cx88-blackbird.c
blob74e57a53116ff58d5b5bbecc9ad7f9ef3f977db8
1 /*
2 *
3 * Support for a cx23416 mpeg encoder via cx2388x host port.
4 * "blackbird" reference design.
5 *
6 * (c) 2004 Jelle Foks <jelle@foks.8m.com>
7 * (c) 2004 Gerd Knorr <kraxel@bytesex.org>
8 *
9 * Includes parts from the ivtv driver( http://ivtv.sourceforge.net/),
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 */
25
26 #include <linux/module.h>
27 #include <linux/moduleparam.h>
28 #include <linux/init.h>
29 #include <linux/fs.h>
30 #include <linux/delay.h>
31 #include <linux/device.h>
32 #include <linux/firmware.h>
33
34 #include "cx88.h"
35
36 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
37 MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>");
38 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
39 MODULE_LICENSE("GPL");
40
41 static unsigned int mpegbufs = 32;
42 module_param(mpegbufs,int,0644);
43 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
44
45 static unsigned int debug = 0;
46 module_param(debug,int,0644);
47 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
48
49 #define dprintk(level,fmt, arg...) if (debug >= level) \
50 printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
51
52 static LIST_HEAD(cx8802_devlist);
53
54 /* ------------------------------------------------------------------ */
55
56 #define BLACKBIRD_FIRM_ENC_FILENAME "blackbird-fw-enc.bin"
57 #define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024
58
59 /* defines below are from ivtv-driver.h */
60
61 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
62
63 /* Firmware API commands */
64 #define IVTV_API_STD_TIMEOUT 500
65
66 #define BLACKBIRD_API_PING 0x80
67 #define BLACKBIRD_API_BEGIN_CAPTURE 0x81
68 enum blackbird_capture_type {
69 BLACKBIRD_MPEG_CAPTURE,
70 BLACKBIRD_RAW_CAPTURE,
71 BLACKBIRD_RAW_PASSTHRU_CAPTURE
72 };
73 enum blackbird_capture_bits {
74 BLACKBIRD_RAW_BITS_NONE = 0x00,
75 BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
76 BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02,
77 BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04,
78 BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
79 BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
80 };
81 #define BLACKBIRD_API_END_CAPTURE 0x82
82 enum blackbird_capture_end {
83 BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
84 BLACKBIRD_END_NOW, /* stop immediately, no irq */
85 };
86 #define BLACKBIRD_API_SET_AUDIO_ID 0x89
87 #define BLACKBIRD_API_SET_VIDEO_ID 0x8B
88 #define BLACKBIRD_API_SET_PCR_ID 0x8D
89 #define BLACKBIRD_API_SET_FRAMERATE 0x8F
90 enum blackbird_framerate {
91 BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
92 BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
93 };
94 #define BLACKBIRD_API_SET_RESOLUTION 0x91
95 #define BLACKBIRD_API_SET_VIDEO_BITRATE 0x95
96 enum blackbird_video_bitrate_type {
97 BLACKBIRD_VIDEO_VBR,
98 BLACKBIRD_VIDEO_CBR
99 };
100 #define BLACKBIRD_PEAK_RATE_DIVISOR 400
101 enum blackbird_mux_rate {
102 BLACKBIRD_MUX_RATE_DEFAULT,
103 /* dvd mux rate: multiply by 400 to get the actual rate */
104 BLACKBIRD_MUX_RATE_DVD = 25200
105 };
106 #define BLACKBIRD_API_SET_GOP_STRUCTURE 0x97
107 #define BLACKBIRD_API_SET_ASPECT_RATIO 0x99
108 enum blackbird_aspect_ratio {
109 BLACKBIRD_ASPECT_RATIO_FORBIDDEN,
110 BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
111 BLACKBIRD_ASPECT_RATIO_4_3,
112 BLACKBIRD_ASPECT_RATIO_16_9,
113 BLACKBIRD_ASPECT_RATIO_221_100,
114 BLACKBIRD_ASPECT_RATIO_RESERVED
115 };
116 #define BLACKBIRD_API_SET_DNR_MODE 0x9B
117 enum blackbird_dnr_bits {
118 BLACKBIRD_DNR_BITS_MANUAL,
119 BLACKBIRD_DNR_BITS_AUTO_SPATIAL,
120 BLACKBIRD_DNR_BITS_AUTO_TEMPORAL,
121 BLACKBIRD_DNR_BITS_AUTO
122 };
123 enum blackbird_median_filter {
124 BLACKBIRD_MEDIAN_FILTER_DISABLED,
125 BLACKBIRD_MEDIAN_FILTER_HORIZONTAL,
126 BLACKBIRD_MEDIAN_FILTER_VERTICAL,
127 BLACKBIRD_MEDIAN_FILTER_HV,
128 BLACKBIRD_MEDIAN_FILTER_DIAGONAL
129 };
130 #define BLACKBIRD_API_SET_MANUAL_DNR 0x9D
131 #define BLACKBIRD_API_SET_DNR_MEDIAN 0x9F
132 #define BLACKBIRD_API_SET_SPATIAL_FILTER 0xA1
133 enum blackbird_spatial_filter_luma {
134 BLACKBIRD_SPATIAL_FILTER_LUMA_DISABLED,
135 BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
136 BLACKBIRD_SPATIAL_FILTER_LUMA_1D_VERT,
137 BLACKBIRD_SPATIAL_FILTER_LUMA_2D_HV, /* separable, default */
138 BLACKBIRD_SPATIAL_FILTER_LUMA_2D_SYMM /* symmetric non-separable */
139 };
140 enum blackbird_spatial_filter_chroma {
141 BLACKBIRD_SPATIAL_FILTER_CHROMA_DISABLED,
142 BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ /* default */
143 };
144 #define BLACKBIRD_API_SET_3_2_PULLDOWN 0xB1
145 enum blackbird_pulldown {
146 BLACKBIRD_3_2_PULLDOWN_DISABLED,
147 BLACKBIRD_3_2_PULLDOWN_ENABLED
148 };
149 #define BLACKBIRD_API_SET_VBI_LINE_NO 0xB7
150 enum blackbird_vbi_line_bits {
151 BLACKBIRD_VBI_LINE_BITS_TOP_FIELD,
152 BLACKBIRD_VBI_LINE_BITS_BOT_FIELD = (1 << 31),
153 BLACKBIRD_VBI_LINE_BITS_ALL_LINES = 0xFFFFFFFF
154 };
155 enum blackbird_vbi_line {
156 BLACKBIRD_VBI_LINE_DISABLED,
157 BLACKBIRD_VBI_LINE_ENABLED
158 };
159 enum blackbird_vbi_slicing {
160 BLACKBIRD_VBI_SLICING_NONE,
161 BLACKBIRD_VBI_SLICING_CLOSED_CAPTION
162 };
163 #define BLACKBIRD_API_SET_STREAM_TYPE 0xB9
164 enum blackbird_stream_type {
165 BLACKBIRD_STREAM_PROGRAM,
166 BLACKBIRD_STREAM_TRANSPORT,
167 BLACKBIRD_STREAM_MPEG1,
168 BLACKBIRD_STREAM_PES_AV,
169 BLACKBIRD_STREAM_UNKNOWN4,
170 BLACKBIRD_STREAM_PES_VIDEO,
171 BLACKBIRD_STREAM_UNKNOWN6,
172 BLACKBIRD_STREAM_PES_AUDIO,
173 BLACKBIRD_STREAM_UNKNOWN8,
174 BLACKBIRD_STREAM_UNKNOWN9, /* audio/pcm ? */
175 BLACKBIRD_STREAM_DVD,
176 BLACKBIRD_STREAM_VCD,
177 BLACKBIRD_STREAM_UNKNOWN12 /* svcd/xvcd ? */
178 };
179 #define BLACKBIRD_API_SET_OUTPUT_PORT 0xBB
180 enum blackbird_stream_port {
181 BLACKBIRD_OUTPUT_PORT_MEMORY,
182 BLACKBIRD_OUTPUT_PORT_STREAMING,
183 BLACKBIRD_OUTPUT_PORT_SERIAL
184 };
185 #define BLACKBIRD_API_SET_AUDIO_PARAMS 0xBD
186 enum blackbird_audio_bits_sample_rate {
187 BLACKBIRD_AUDIO_BITS_44100HZ,
188 BLACKBIRD_AUDIO_BITS_48000HZ,
189 BLACKBIRD_AUDIO_BITS_32000HZ,
190 BLACKBIRD_AUDIO_BITS_RESERVED_HZ,
191 };
192 enum blackbird_audio_bits_encoding {
193 BLACKBIRD_AUDIO_BITS_LAYER_1 = 0x1 << 2,
194 BLACKBIRD_AUDIO_BITS_LAYER_2 = 0x2 << 2,
195 };
196 enum blackbird_audio_bits_bitrate_layer_1 {
197 BLACKBIRD_AUDIO_BITS_LAYER_1_FREE_FORMAT,
198 BLACKBIRD_AUDIO_BITS_LAYER_1_32 = 0x01 << 4,
199 BLACKBIRD_AUDIO_BITS_LAYER_1_64 = 0x02 << 4,
200 BLACKBIRD_AUDIO_BITS_LAYER_1_96 = 0x03 << 4,
201 BLACKBIRD_AUDIO_BITS_LAYER_1_128 = 0x04 << 4,
202 BLACKBIRD_AUDIO_BITS_LAYER_1_160 = 0x05 << 4,
203 BLACKBIRD_AUDIO_BITS_LAYER_1_192 = 0x06 << 4,
204 BLACKBIRD_AUDIO_BITS_LAYER_1_224 = 0x07 << 4,
205 BLACKBIRD_AUDIO_BITS_LAYER_1_256 = 0x08 << 4,
206 BLACKBIRD_AUDIO_BITS_LAYER_1_288 = 0x09 << 4,
207 BLACKBIRD_AUDIO_BITS_LAYER_1_320 = 0x0A << 4,
208 BLACKBIRD_AUDIO_BITS_LAYER_1_352 = 0x0B << 4,
209 BLACKBIRD_AUDIO_BITS_LAYER_1_384 = 0x0C << 4,
210 BLACKBIRD_AUDIO_BITS_LAYER_1_416 = 0x0D << 4,
211 BLACKBIRD_AUDIO_BITS_LAYER_1_448 = 0x0E << 4,
212 };
213 enum blackbird_audio_bits_bitrate_layer_2 {
214 BLACKBIRD_AUDIO_BITS_LAYER_2_FREE_FORMAT,
215 BLACKBIRD_AUDIO_BITS_LAYER_2_32 = 0x01 << 4,
216 BLACKBIRD_AUDIO_BITS_LAYER_2_48 = 0x02 << 4,
217 BLACKBIRD_AUDIO_BITS_LAYER_2_56 = 0x03 << 4,
218 BLACKBIRD_AUDIO_BITS_LAYER_2_64 = 0x04 << 4,
219 BLACKBIRD_AUDIO_BITS_LAYER_2_80 = 0x05 << 4,
220 BLACKBIRD_AUDIO_BITS_LAYER_2_96 = 0x06 << 4,
221 BLACKBIRD_AUDIO_BITS_LAYER_2_112 = 0x07 << 4,
222 BLACKBIRD_AUDIO_BITS_LAYER_2_128 = 0x08 << 4,
223 BLACKBIRD_AUDIO_BITS_LAYER_2_160 = 0x09 << 4,
224 BLACKBIRD_AUDIO_BITS_LAYER_2_192 = 0x0A << 4,
225 BLACKBIRD_AUDIO_BITS_LAYER_2_224 = 0x0B << 4,
226 BLACKBIRD_AUDIO_BITS_LAYER_2_256 = 0x0C << 4,
227 BLACKBIRD_AUDIO_BITS_LAYER_2_320 = 0x0D << 4,
228 BLACKBIRD_AUDIO_BITS_LAYER_2_384 = 0x0E << 4,
229 };
230 enum blackbird_audio_bits_mode {
231 BLACKBIRD_AUDIO_BITS_STEREO,
232 BLACKBIRD_AUDIO_BITS_JOINT_STEREO = 0x1 << 8,
233 BLACKBIRD_AUDIO_BITS_DUAL = 0x2 << 8,
234 BLACKBIRD_AUDIO_BITS_MONO = 0x3 << 8,
235 };
236 enum blackbird_audio_bits_mode_extension {
237 BLACKBIRD_AUDIO_BITS_BOUND_4,
238 BLACKBIRD_AUDIO_BITS_BOUND_8 = 0x1 << 10,
239 BLACKBIRD_AUDIO_BITS_BOUND_12 = 0x2 << 10,
240 BLACKBIRD_AUDIO_BITS_BOUND_16 = 0x3 << 10,
241 };
242 enum blackbird_audio_bits_emphasis {
243 BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE,
244 BLACKBIRD_AUDIO_BITS_EMPHASIS_50_15 = 0x1 << 12,
245 BLACKBIRD_AUDIO_BITS_EMPHASIS_RESERVED = 0x2 << 12,
246 BLACKBIRD_AUDIO_BITS_EMPHASIS_CCITT_J17 = 0x3 << 12,
247 };
248 enum blackbird_audio_bits_crc {
249 BLACKBIRD_AUDIO_BITS_CRC_OFF,
250 BLACKBIRD_AUDIO_BITS_CRC_ON = 0x1 << 14,
251 };
252 enum blackbird_audio_bits_copyright {
253 BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF,
254 BLACKBIRD_AUDIO_BITS_COPYRIGHT_ON = 0x1 << 15,
255 };
256 enum blackbird_audio_bits_original {
257 BLACKBIRD_AUDIO_BITS_COPY,
258 BLACKBIRD_AUDIO_BITS_ORIGINAL = 0x1 << 16,
259 };
260 #define BLACKBIRD_API_HALT 0xC3
261 #define BLACKBIRD_API_GET_VERSION 0xC4
262 #define BLACKBIRD_API_SET_GOP_CLOSURE 0xC5
263 enum blackbird_gop_closure {
264 BLACKBIRD_GOP_CLOSURE_OFF,
265 BLACKBIRD_GOP_CLOSURE_ON,
266 };
267 #define BLACKBIRD_API_DATA_XFER_STATUS 0xC6
268 enum blackbird_data_xfer_status {
269 BLACKBIRD_MORE_BUFFERS_FOLLOW,
270 BLACKBIRD_LAST_BUFFER,
271 };
272 #define BLACKBIRD_API_PROGRAM_INDEX_INFO 0xC7
273 enum blackbird_picture_mask {
274 BLACKBIRD_PICTURE_MASK_NONE,
275 BLACKBIRD_PICTURE_MASK_I_FRAMES,
276 BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
277 BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
278 };
279 #define BLACKBIRD_API_SET_VBI_PARAMS 0xC8
280 enum blackbird_vbi_mode_bits {
281 BLACKBIRD_VBI_BITS_SLICED,
282 BLACKBIRD_VBI_BITS_RAW,
283 };
284 enum blackbird_vbi_insertion_bits {
285 BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
286 BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
287 BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
288 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
289 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
290 };
291 #define BLACKBIRD_API_SET_DMA_BLOCK_SIZE 0xC9
292 enum blackbird_dma_unit {
293 BLACKBIRD_DMA_BYTES,
294 BLACKBIRD_DMA_FRAMES,
295 };
296 #define BLACKBIRD_API_DMA_TRANSFER_INFO 0xCA
297 #define BLACKBIRD_API_DMA_TRANSFER_STAT 0xCB
298 enum blackbird_dma_transfer_status_bits {
299 BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
300 BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
301 BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
302 };
303 #define BLACKBIRD_API_SET_DMA2HOST_ADDR 0xCC
304 #define BLACKBIRD_API_INIT_VIDEO_INPUT 0xCD
305 #define BLACKBIRD_API_SET_FRAMESKIP 0xD0
306 #define BLACKBIRD_API_PAUSE 0xD2
307 enum blackbird_pause {
308 BLACKBIRD_PAUSE_ENCODING,
309 BLACKBIRD_RESUME_ENCODING,
310 };
311 #define BLACKBIRD_API_REFRESH_INPUT 0xD3
312 #define BLACKBIRD_API_SET_COPYRIGHT 0xD4
313 enum blackbird_copyright {
314 BLACKBIRD_COPYRIGHT_OFF,
315 BLACKBIRD_COPYRIGHT_ON,
316 };
317 #define BLACKBIRD_API_SET_NOTIFICATION 0xD5
318 enum blackbird_notification_type {
319 BLACKBIRD_NOTIFICATION_REFRESH,
320 };
321 enum blackbird_notification_status {
322 BLACKBIRD_NOTIFICATION_OFF,
323 BLACKBIRD_NOTIFICATION_ON,
324 };
325 enum blackbird_notification_mailbox {
326 BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
327 };
328 #define BLACKBIRD_API_SET_CAPTURE_LINES 0xD6
329 enum blackbird_field1_lines {
330 BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
331 BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
332 BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
333 };
334 enum blackbird_field2_lines {
335 BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
336 BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
337 BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
338 };
339 #define BLACKBIRD_API_SET_CUSTOM_DATA 0xD7
340 enum blackbird_custom_data_type {
341 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
342 BLACKBIRD_CUSTOM_PRIVATE_PACKET,
343 };
344 #define BLACKBIRD_API_MUTE_VIDEO 0xD9
345 enum blackbird_mute {
346 BLACKBIRD_UNMUTE,
347 BLACKBIRD_MUTE,
348 };
349 enum blackbird_mute_video_mask {
350 BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
351 BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
352 BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
353 };
354 enum blackbird_mute_video_shift {
355 BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
356 BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
357 BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
358 };
359 #define BLACKBIRD_API_MUTE_AUDIO 0xDA
360
361 /* Registers */
362 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
363 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
364 #define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
365 #define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
366 #define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
367 #define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
368
369 /* ------------------------------------------------------------------ */
370
371 static void host_setup(struct cx88_core *core)
372 {
373 /* toggle reset of the host */
374 cx_write(MO_GPHST_SOFT_RST, 1);
375 udelay(100);
376 cx_write(MO_GPHST_SOFT_RST, 0);
377 udelay(100);
378
379 /* host port setup */
380 cx_write(MO_GPHST_WSC, 0x44444444U);
381 cx_write(MO_GPHST_XFR, 0);
382 cx_write(MO_GPHST_WDTH, 15);
383 cx_write(MO_GPHST_HDSHK, 0);
384 cx_write(MO_GPHST_MUX16, 0x44448888U);
385 cx_write(MO_GPHST_MODE, 0);
386 }
387
388 /* ------------------------------------------------------------------ */
389
390 #define P1_MDATA0 0x390000
391 #define P1_MDATA1 0x390001
392 #define P1_MDATA2 0x390002
393 #define P1_MDATA3 0x390003
394 #define P1_MADDR2 0x390004
395 #define P1_MADDR1 0x390005
396 #define P1_MADDR0 0x390006
397 #define P1_RDATA0 0x390008
398 #define P1_RDATA1 0x390009
399 #define P1_RDATA2 0x39000A
400 #define P1_RDATA3 0x39000B
401 #define P1_RADDR0 0x39000C
402 #define P1_RADDR1 0x39000D
403 #define P1_RRDWR 0x39000E
404
405 static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
406 {
407 unsigned long timeout = jiffies + msecs_to_jiffies(1);
408 u32 gpio0,need;
409
410 need = state ? 2 : 0;
411 for (;;) {
412 gpio0 = cx_read(MO_GP0_IO) & 2;
413 if (need == gpio0)
414 return 0;
415 if (time_after(jiffies,timeout))
416 return -1;
417 udelay(1);
418 }
419 }
420
421 static int memory_write(struct cx88_core *core, u32 address, u32 value)
422 {
423 /* Warning: address is dword address (4 bytes) */
424 cx_writeb(P1_MDATA0, (unsigned int)value);
425 cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
426 cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
427 cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
428 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
429 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
430 cx_writeb(P1_MADDR0, (unsigned int)address);
431 cx_read(P1_MDATA0);
432 cx_read(P1_MADDR0);
433
434 return wait_ready_gpio0_bit1(core,1);
435 }
436
437 static int memory_read(struct cx88_core *core, u32 address, u32 *value)
438 {
439 int retval;
440 u32 val;
441
442 /* Warning: address is dword address (4 bytes) */
443 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
444 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
445 cx_writeb(P1_MADDR0, (unsigned int)address);
446 cx_read(P1_MADDR0);
447
448 retval = wait_ready_gpio0_bit1(core,1);
449
450 cx_writeb(P1_MDATA3, 0);
451 val = (unsigned char)cx_read(P1_MDATA3) << 24;
452 cx_writeb(P1_MDATA2, 0);
453 val |= (unsigned char)cx_read(P1_MDATA2) << 16;
454 cx_writeb(P1_MDATA1, 0);
455 val |= (unsigned char)cx_read(P1_MDATA1) << 8;
456 cx_writeb(P1_MDATA0, 0);
457 val |= (unsigned char)cx_read(P1_MDATA0);
458
459 *value = val;
460 return retval;
461 }
462
463 static int register_write(struct cx88_core *core, u32 address, u32 value)
464 {
465 cx_writeb(P1_RDATA0, (unsigned int)value);
466 cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
467 cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
468 cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
469 cx_writeb(P1_RADDR0, (unsigned int)address);
470 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
471 cx_writeb(P1_RRDWR, 1);
472 cx_read(P1_RDATA0);
473 cx_read(P1_RADDR0);
474
475 return wait_ready_gpio0_bit1(core,1);
476 }
477
478
479 static int register_read(struct cx88_core *core, u32 address, u32 *value)
480 {
481 int retval;
482 u32 val;
483
484 cx_writeb(P1_RADDR0, (unsigned int)address);
485 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
486 cx_writeb(P1_RRDWR, 0);
487 cx_read(P1_RADDR0);
488
489 retval = wait_ready_gpio0_bit1(core,1);
490 val = (unsigned char)cx_read(P1_RDATA0);
491 val |= (unsigned char)cx_read(P1_RDATA1) << 8;
492 val |= (unsigned char)cx_read(P1_RDATA2) << 16;
493 val |= (unsigned char)cx_read(P1_RDATA3) << 24;
494
495 *value = val;
496 return retval;
497 }
498
499 /* ------------------------------------------------------------------ */
500
501 /* We don't need to call the API often, so using just one mailbox will probably suffice */
502 static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
503 u32 inputcnt, u32 outputcnt, ...)
504 {
505 unsigned long timeout;
506 u32 value, flag, retval;
507 int i;
508 va_list args;
509 va_start(args, outputcnt);
510
511 dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
512
513 /* this may not be 100% safe if we can't read any memory location
514 without side effects */
515 memory_read(dev->core, dev->mailbox - 4, &value);
516 if (value != 0x12345678) {
517 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
518 return -1;
519 }
520
521 memory_read(dev->core, dev->mailbox, &flag);
522 if (flag) {
523 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
524 return -1;
525 }
526
527 flag |= 1; /* tell 'em we're working on it */
528 memory_write(dev->core, dev->mailbox, flag);
529
530 /* write command + args + fill remaining with zeros */
531 memory_write(dev->core, dev->mailbox + 1, command); /* command code */
532 memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
533 for (i = 0; i < inputcnt ; i++) {
534 value = va_arg(args, int);
535 memory_write(dev->core, dev->mailbox + 4 + i, value);
536 dprintk(1, "API Input %d = %d\n", i, value);
537 }
538 for (; i < 16 ; i++)
539 memory_write(dev->core, dev->mailbox + 4 + i, 0);
540
541 flag |= 3; /* tell 'em we're done writing */
542 memory_write(dev->core, dev->mailbox, flag);
543
544 /* wait for firmware to handle the API command */
545 timeout = jiffies + msecs_to_jiffies(10);
546 for (;;) {
547 memory_read(dev->core, dev->mailbox, &flag);
548 if (0 != (flag & 4))
549 break;
550 if (time_after(jiffies,timeout)) {
551 dprintk(0, "ERROR: API Mailbox timeout\n");
552 return -1;
553 }
554 udelay(10);
555 }
556
557 /* read output values */
558 for (i = 0; i < outputcnt ; i++) {
559 int *vptr = va_arg(args, int *);
560 memory_read(dev->core, dev->mailbox + 4 + i, vptr);
561 dprintk(1, "API Output %d = %d\n", i, *vptr);
562 }
563 va_end(args);
564
565 memory_read(dev->core, dev->mailbox + 2, &retval);
566 dprintk(1, "API result = %d\n",retval);
567
568 flag = 0;
569 memory_write(dev->core, dev->mailbox, flag);
570 return retval;
571 }
572
573
574 static int blackbird_find_mailbox(struct cx8802_dev *dev)
575 {
576 u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
577 int signaturecnt=0;
578 u32 value;
579 int i;
580
581 for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
582 memory_read(dev->core, i, &value);
583 if (value == signature[signaturecnt])
584 signaturecnt++;
585 else
586 signaturecnt = 0;
587 if (4 == signaturecnt) {
588 dprintk(1, "Mailbox signature found\n");
589 return i+1;
590 }
591 }
592 dprintk(0, "Mailbox signature values not found!\n");
593 return -1;
594 }
595
596 static int blackbird_load_firmware(struct cx8802_dev *dev)
597 {
598 static const unsigned char magic[8] = {
599 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
600 };
601 const struct firmware *firmware;
602 int i, retval = 0;
603 u32 value = 0;
604 u32 checksum = 0;
605 u32 *dataptr;
606
607 retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
608 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
609 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
610 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
611 msleep(1);
612 retval |= register_write(dev->core, IVTV_REG_APU, 0);
613
614 if (retval < 0)
615 dprintk(0, "Error with register_write\n");
616
617 retval = request_firmware(&firmware, BLACKBIRD_FIRM_ENC_FILENAME,
618 &dev->pci->dev);
619
620
621 if (retval != 0) {
622 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
623 BLACKBIRD_FIRM_ENC_FILENAME);
624 dprintk(0, "Please fix your hotplug setup, the board will "
625 "not work without firmware loaded!\n");
626 return -1;
627 }
628
629 if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
630 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
631 firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
632 return -1;
633 }
634
635 if (0 != memcmp(firmware->data, magic, 8)) {
636 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
637 return -1;
638 }
639
640 /* transfer to the chip */
641 dprintk(1,"Loading firmware ...\n");
642 dataptr = (u32*)firmware->data;
643 for (i = 0; i < (firmware->size >> 2); i++) {
644 value = *dataptr;
645 checksum += ~value;
646 memory_write(dev->core, i, value);
647 dataptr++;
648 }
649
650 /* read back to verify with the checksum */
651 for (i--; i >= 0; i--) {
652 memory_read(dev->core, i, &value);
653 checksum -= ~value;
654 }
655 if (checksum) {
656 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
657 return -1;
658 }
659 release_firmware(firmware);
660 dprintk(0, "Firmware upload successful.\n");
661
662 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
663 retval |= register_read(dev->core, IVTV_REG_SPU, &value);
664 retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
665 msleep(1);
666
667 retval |= register_read(dev->core, IVTV_REG_VPU, &value);
668 retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
669
670 if (retval < 0)
671 dprintk(0, "Error with register_write\n");
672 return 0;
673 }
674
675 /**
676 Settings used by the windows tv app for PVR2000:
677 =================================================================================================================
678 Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
679 -----------------------------------------------------------------------------------------------------------------
680 MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
681 MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
682 VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
683 DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
684 DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
685 =================================================================================================================
686 *DB: "DirectBurn"
687 */
688
689 static struct blackbird_dnr default_dnr_params = {
690 .mode = BLACKBIRD_DNR_BITS_MANUAL,
691 .type = BLACKBIRD_MEDIAN_FILTER_DISABLED,
692 .spatial = 0,
693 .temporal = 0
694 };
695 static struct v4l2_mpeg_compression default_mpeg_params = {
696 .st_type = V4L2_MPEG_PS_2,
697 .st_bitrate = {
698 .mode = V4L2_BITRATE_CBR,
699 .min = 0,
700 .target = 0,
701 .max = 0
702 },
703 .ts_pid_pmt = 16,
704 .ts_pid_audio = 260,
705 .ts_pid_video = 256,
706 .ts_pid_pcr = 259,
707 .ps_size = 0,
708 .au_type = V4L2_MPEG_AU_2_II,
709 .au_bitrate = {
710 .mode = V4L2_BITRATE_CBR,
711 .min = 224,
712 .target = 224,
713 .max = 224
714 },
715 .au_sample_rate = 44100,
716 .au_pesid = 0,
717 .vi_type = V4L2_MPEG_VI_2,
718 .vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3,
719 .vi_bitrate = {
720 .mode = V4L2_BITRATE_CBR,
721 .min = 4000,
722 .target = 4500,
723 .max = 6000
724 },
725 .vi_frame_rate = 25,
726 .vi_frames_per_gop = 15,
727 .vi_bframes_count = 2,
728 .vi_pesid = 0,
729 .closed_gops = 0,
730 .pulldown = 0
731 };
732
733 static enum blackbird_stream_type mpeg_stream_types[] = {
734 [V4L2_MPEG_SS_1] = BLACKBIRD_STREAM_MPEG1,
735 [V4L2_MPEG_PS_2] = BLACKBIRD_STREAM_PROGRAM,
736 [V4L2_MPEG_TS_2] = BLACKBIRD_STREAM_TRANSPORT,
737 [V4L2_MPEG_PS_DVD] = BLACKBIRD_STREAM_DVD,
738 };
739 static enum blackbird_aspect_ratio mpeg_stream_ratios[] = {
740 [V4L2_MPEG_ASPECT_SQUARE] = BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
741 [V4L2_MPEG_ASPECT_4_3] = BLACKBIRD_ASPECT_RATIO_4_3,
742 [V4L2_MPEG_ASPECT_16_9] = BLACKBIRD_ASPECT_RATIO_16_9,
743 [V4L2_MPEG_ASPECT_1_221] = BLACKBIRD_ASPECT_RATIO_221_100,
744 };
745 static enum blackbird_video_bitrate_type mpeg_video_bitrates[] = {
746 [V4L2_BITRATE_NONE] = BLACKBIRD_VIDEO_CBR,
747 [V4L2_BITRATE_CBR] = BLACKBIRD_VIDEO_CBR,
748 [V4L2_BITRATE_VBR] = BLACKBIRD_VIDEO_VBR,
749 };
750 /* find the best layer I/II bitrate to fit a given numeric value */
751 struct bitrate_bits {
752 u32 bits; /* layer bits for the best fit */
753 u32 rate; /* actual numeric value for the layer best fit */
754 };
755 struct bitrate_approximation {
756 u32 target; /* numeric value of the rate we want */
757 struct bitrate_bits layer[2];
758 };
759 static struct bitrate_approximation mpeg_audio_bitrates[] = {
760 /* target layer[0].bits layer[0].rate layer[1].bits layer[1].rate */
761 { 0, { { 0, 0, }, { 0, 0, }, }, },
762 { 32, { { BLACKBIRD_AUDIO_BITS_LAYER_1_32 , 32, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_32 , 32, }, }, },
763 { 48, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_48 , 48, }, }, },
764 { 56, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_56 , 56, }, }, },
765 { 64, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_64 , 64, }, }, },
766 { 80, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 , 96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_80 , 80, }, }, },
767 { 96, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 , 96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_96 , 96, }, }, },
768 { 112, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_112, 112, }, }, },
769 { 128, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_128, 128, }, }, },
770 { 160, { { BLACKBIRD_AUDIO_BITS_LAYER_1_160, 160, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_160, 160, }, }, },
771 { 192, { { BLACKBIRD_AUDIO_BITS_LAYER_1_192, 192, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_192, 192, }, }, },
772 { 224, { { BLACKBIRD_AUDIO_BITS_LAYER_1_224, 224, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_224, 224, }, }, },
773 { 256, { { BLACKBIRD_AUDIO_BITS_LAYER_1_256, 256, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_256, 256, }, }, },
774 { 288, { { BLACKBIRD_AUDIO_BITS_LAYER_1_288, 288, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
775 { 320, { { BLACKBIRD_AUDIO_BITS_LAYER_1_320, 320, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
776 { 352, { { BLACKBIRD_AUDIO_BITS_LAYER_1_352, 352, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
777 { 384, { { BLACKBIRD_AUDIO_BITS_LAYER_1_384, 384, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
778 { 416, { { BLACKBIRD_AUDIO_BITS_LAYER_1_416, 416, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
779 { 448, { { BLACKBIRD_AUDIO_BITS_LAYER_1_448, 448, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
780 };
781 static const int BITRATES_SIZE = ARRAY_SIZE(mpeg_audio_bitrates);
782
783 static void blackbird_set_default_params(struct cx8802_dev *dev)
784 {
785 struct v4l2_mpeg_compression *params = &dev->params;
786 u32 au_params;
787
788 /* assign stream type */
789 if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
790 params->st_type = V4L2_MPEG_PS_2;
791 if( params->st_type == V4L2_MPEG_SS_1 )
792 params->vi_type = V4L2_MPEG_VI_1;
793 else
794 params->vi_type = V4L2_MPEG_VI_2;
795 blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
796
797 /* assign framerate */
798 if( params->vi_frame_rate <= 25 )
799 {
800 params->vi_frame_rate = 25;
801 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
802 }
803 else
804 {
805 params->vi_frame_rate = 30;
806 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
807 }
808
809 /* assign aspect ratio */
810 if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
811 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
812 blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
813
814 /* assign gop properties */
815 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
816
817 /* assign gop closure */
818 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
819
820 /* assign 3 2 pulldown */
821 blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
822
823 /* make sure the params are within bounds */
824 if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
825 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
826 if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
827 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
828 if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
829 params->au_bitrate.mode = V4L2_BITRATE_NONE;
830
831 /* assign audio properties */
832 /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
833 au_params = BLACKBIRD_AUDIO_BITS_STEREO |
834 /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
835 BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
836 BLACKBIRD_AUDIO_BITS_CRC_OFF |
837 BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
838 BLACKBIRD_AUDIO_BITS_COPY |
839 0;
840 if( params->au_sample_rate <= 32000 )
841 {
842 params->au_sample_rate = 32000;
843 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
844 }
845 else if( params->au_sample_rate <= 44100 )
846 {
847 params->au_sample_rate = 44100;
848 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
849 }
850 else
851 {
852 params->au_sample_rate = 48000;
853 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
854 }
855 if( params->au_type == V4L2_MPEG_AU_2_I )
856 {
857 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
858 }
859 else
860 {
861 /* TODO: try to handle the other formats more gracefully */
862 params->au_type = V4L2_MPEG_AU_2_II;
863 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
864 }
865 if( params->au_bitrate.mode )
866 {
867 int layer;
868
869 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
870 params->au_bitrate.max = params->vi_bitrate.target;
871 else
872 params->au_bitrate.target = params->vi_bitrate.max;
873
874 layer = params->au_type;
875 if( params->au_bitrate.target == 0 )
876 {
877 /* TODO: use the minimum possible bitrate instead of 0 ? */
878 au_params |= 0;
879 }
880 else if( params->au_bitrate.target >=
881 mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
882 {
883 /* clamp the bitrate to the max supported by the standard */
884 params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
885 params->au_bitrate.max = params->au_bitrate.target;
886 au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
887 }
888 else
889 {
890 /* round up to the nearest supported bitrate */
891 int i;
892 for(i = 1; i < BITRATES_SIZE; i++)
893 {
894 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
895 params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
896 {
897 params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
898 params->au_bitrate.max = params->au_bitrate.target;
899 au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
900 break;
901 }
902 }
903 }
904 }
905 else
906 {
907 /* TODO: ??? */
908 params->au_bitrate.target = params->au_bitrate.max = 0;
909 au_params |= 0;
910 }
911 blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
912
913 /* assign bitrates */
914 if( params->vi_bitrate.mode )
915 {
916 /* bitrate is set, let's figure out the cbr/vbr mess */
917 if( params->vi_bitrate.max < params->vi_bitrate.target )
918 {
919 if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
920 params->vi_bitrate.max = params->vi_bitrate.target;
921 else
922 params->vi_bitrate.target = params->vi_bitrate.max;
923 }
924 }
925 else
926 {
927 if( params->st_bitrate.max < params->st_bitrate.target )
928 {
929 if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
930 params->st_bitrate.target = params->st_bitrate.max;
931 else
932 params->st_bitrate.max = params->st_bitrate.target;
933 }
934 /* calculate vi_bitrate = st_bitrate - au_bitrate */
935 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
936 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
937 }
938 blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
939 mpeg_video_bitrates[params->vi_bitrate.mode],
940 params->vi_bitrate.target * 1000, /* kbps -> bps */
941 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
942 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
943
944 /* TODO: implement the stream ID stuff:
945 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
946 ps_size, au_pesid, vi_pesid
947 */
948 }
949 #define CHECK_PARAM( name ) ( dev->params.name != params->name )
950 #define IF_PARAM( name ) if( CHECK_PARAM( name ) )
951 #define UPDATE_PARAM( name ) dev->params.name = params->name
952 void blackbird_set_params(struct cx8802_dev *dev, struct v4l2_mpeg_compression *params)
953 {
954 u32 au_params;
955
956 /* assign stream type */
957 if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
958 params->st_type = V4L2_MPEG_PS_2;
959 if( params->st_type == V4L2_MPEG_SS_1 )
960 params->vi_type = V4L2_MPEG_VI_1;
961 else
962 params->vi_type = V4L2_MPEG_VI_2;
963 if( CHECK_PARAM( st_type ) || CHECK_PARAM( vi_type ) )
964 {
965 UPDATE_PARAM( st_type );
966 UPDATE_PARAM( vi_type );
967 blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
968 }
969
970 /* assign framerate */
971 if( params->vi_frame_rate <= 25 )
972 params->vi_frame_rate = 25;
973 else
974 params->vi_frame_rate = 30;
975 IF_PARAM( vi_frame_rate )
976 {
977 UPDATE_PARAM( vi_frame_rate );
978 if( params->vi_frame_rate == 25 )
979 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
980 else
981 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
982 }
983
984 /* assign aspect ratio */
985 if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
986 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
987 IF_PARAM( vi_aspect_ratio )
988 {
989 UPDATE_PARAM( vi_aspect_ratio );
990 blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
991 }
992
993 /* assign gop properties */
994 if( CHECK_PARAM( vi_frames_per_gop ) || CHECK_PARAM( vi_bframes_count ) )
995 {
996 UPDATE_PARAM( vi_frames_per_gop );
997 UPDATE_PARAM( vi_bframes_count );
998 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
999 }
1000
1001 /* assign gop closure */
1002 IF_PARAM( closed_gops )
1003 {
1004 UPDATE_PARAM( closed_gops );
1005 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
1006 }
1007
1008 /* assign 3 2 pulldown */
1009 IF_PARAM( pulldown )
1010 {
1011 UPDATE_PARAM( pulldown );
1012 blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
1013 }
1014
1015 /* make sure the params are within bounds */
1016 if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1017 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
1018 if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1019 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
1020 if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1021 params->au_bitrate.mode = V4L2_BITRATE_NONE;
1022
1023 /* assign audio properties */
1024 /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
1025 au_params = BLACKBIRD_AUDIO_BITS_STEREO |
1026 /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
1027 BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
1028 BLACKBIRD_AUDIO_BITS_CRC_OFF |
1029 BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
1030 BLACKBIRD_AUDIO_BITS_COPY |
1031 0;
1032 if( params->au_sample_rate < 32000 )
1033 {
1034 params->au_sample_rate = 32000;
1035 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
1036 }
1037 else if( params->au_sample_rate < 44100 )
1038 {
1039 params->au_sample_rate = 44100;
1040 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
1041 }
1042 else
1043 {
1044 params->au_sample_rate = 48000;
1045 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
1046 }
1047 if( params->au_type == V4L2_MPEG_AU_2_I )
1048 {
1049 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
1050 }
1051 else
1052 {
1053 /* TODO: try to handle the other formats more gracefully */
1054 params->au_type = V4L2_MPEG_AU_2_II;
1055 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
1056 }
1057 if( params->au_bitrate.mode )
1058 {
1059 int layer;
1060
1061 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
1062 params->au_bitrate.max = params->vi_bitrate.target;
1063 else
1064 params->au_bitrate.target = params->vi_bitrate.max;
1065
1066 layer = params->au_type;
1067 if( params->au_bitrate.target == 0 )
1068 {
1069 /* TODO: use the minimum possible bitrate instead of 0 ? */
1070 au_params |= 0;
1071 }
1072 else if( params->au_bitrate.target >=
1073 mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
1074 {
1075 /* clamp the bitrate to the max supported by the standard */
1076 params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
1077 params->au_bitrate.max = params->au_bitrate.target;
1078 au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
1079 }
1080 else
1081 {
1082 /* round up to the nearest supported bitrate */
1083 int i;
1084 for(i = 1; i < BITRATES_SIZE; i++)
1085 {
1086 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
1087 params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
1088 {
1089 params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
1090 params->au_bitrate.max = params->au_bitrate.target;
1091 au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
1092 break;
1093 }
1094 }
1095 }
1096 }
1097 else
1098 {
1099 /* TODO: ??? */
1100 params->au_bitrate.target = params->au_bitrate.max = 0;
1101 au_params |= 0;
1102 }
1103 if( CHECK_PARAM( au_type ) || CHECK_PARAM( au_sample_rate )
1104 || CHECK_PARAM( au_bitrate.mode ) || CHECK_PARAM( au_bitrate.max )
1105 || CHECK_PARAM( au_bitrate.target )
1106 )
1107 {
1108 UPDATE_PARAM( au_type );
1109 UPDATE_PARAM( au_sample_rate );
1110 UPDATE_PARAM( au_bitrate );
1111 blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
1112 }
1113
1114 /* assign bitrates */
1115 if( params->vi_bitrate.mode )
1116 {
1117 /* bitrate is set, let's figure out the cbr/vbr mess */
1118 if( params->vi_bitrate.max < params->vi_bitrate.target )
1119 {
1120 if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
1121 params->vi_bitrate.max = params->vi_bitrate.target;
1122 else
1123 params->vi_bitrate.target = params->vi_bitrate.max;
1124 }
1125 }
1126 else
1127 {
1128 if( params->st_bitrate.max < params->st_bitrate.target )
1129 {
1130 if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
1131 params->st_bitrate.target = params->st_bitrate.max;
1132 else
1133 params->st_bitrate.max = params->st_bitrate.target;
1134 }
1135 /* calculate vi_bitrate = st_bitrate - au_bitrate */
1136 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
1137 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
1138 }
1139 UPDATE_PARAM( st_bitrate );
1140 if( CHECK_PARAM( vi_bitrate.mode ) || CHECK_PARAM( vi_bitrate.max )
1141 || CHECK_PARAM( vi_bitrate.target )
1142 )
1143 {
1144 UPDATE_PARAM( vi_bitrate );
1145 blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
1146 mpeg_video_bitrates[params->vi_bitrate.mode],
1147 params->vi_bitrate.target * 1000, /* kbps -> bps */
1148 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
1149 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
1150 }
1151
1152 /* TODO: implement the stream ID stuff:
1153 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
1154 ps_size, au_pesid, vi_pesid
1155 */
1156 UPDATE_PARAM( ts_pid_pmt );
1157 UPDATE_PARAM( ts_pid_audio );
1158 UPDATE_PARAM( ts_pid_video );
1159 UPDATE_PARAM( ts_pid_pcr );
1160 UPDATE_PARAM( ps_size );
1161 UPDATE_PARAM( au_pesid );
1162 UPDATE_PARAM( vi_pesid );
1163 }
1164
1165 static void blackbird_set_default_dnr_params(struct cx8802_dev *dev)
1166 {
1167 /* assign dnr filter mode */
1168 if( dev->dnr_params.mode > BLACKBIRD_DNR_BITS_AUTO )
1169 dev->dnr_params.mode = BLACKBIRD_DNR_BITS_MANUAL;
1170 if( dev->dnr_params.type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1171 dev->dnr_params.type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1172 blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0,
1173 dev->dnr_params.mode,
1174 dev->dnr_params.type
1175 );
1176
1177 /* assign dnr filter props*/
1178 if( dev->dnr_params.spatial > 15 )
1179 dev->dnr_params.spatial = 15;
1180 if( dev->dnr_params.temporal > 31 )
1181 dev->dnr_params.temporal = 31;
1182 blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0,
1183 dev->dnr_params.spatial,
1184 dev->dnr_params.temporal
1185 );
1186 }
1187 #define CHECK_DNR_PARAM( name ) ( dev->dnr_params.name != dnr_params->name )
1188 #define UPDATE_DNR_PARAM( name ) dev->dnr_params.name = dnr_params->name
1189 void blackbird_set_dnr_params(struct cx8802_dev *dev, struct blackbird_dnr* dnr_params)
1190 {
1191 /* assign dnr filter mode */
1192 /* clamp values */
1193 if( dnr_params->mode > BLACKBIRD_DNR_BITS_AUTO )
1194 dnr_params->mode = BLACKBIRD_DNR_BITS_MANUAL;
1195 if( dnr_params->type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1196 dnr_params->type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1197 /* check if the params actually changed */
1198 if( CHECK_DNR_PARAM( mode ) || CHECK_DNR_PARAM( type ) )
1199 {
1200 UPDATE_DNR_PARAM( mode );
1201 UPDATE_DNR_PARAM( type );
1202 blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0, dnr_params->mode, dnr_params->type);
1203 }
1204
1205 /* assign dnr filter props*/
1206 if( dnr_params->spatial > 15 )
1207 dnr_params->spatial = 15;
1208 if( dnr_params->temporal > 31 )
1209 dnr_params->temporal = 31;
1210 if( CHECK_DNR_PARAM( spatial ) || CHECK_DNR_PARAM( temporal ) )
1211 {
1212 UPDATE_DNR_PARAM( spatial );
1213 UPDATE_DNR_PARAM( temporal );
1214 blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0, dnr_params->spatial, dnr_params->temporal);
1215 }
1216 }
1217
1218 static void blackbird_codec_settings(struct cx8802_dev *dev)
1219 {
1220
1221 /* assign output port */
1222 blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
1223
1224 /* assign frame size */
1225 blackbird_api_cmd(dev, BLACKBIRD_API_SET_RESOLUTION, 2, 0,
1226 dev->height, dev->width);
1227
1228 /* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
1229 blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MEDIAN, 4, 0, 0, 255, 0, 255);
1230
1231 /* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
1232 blackbird_api_cmd(dev, BLACKBIRD_API_SET_SPATIAL_FILTER, 2, 0,
1233 BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
1234 BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ
1235 );
1236
1237 /* assign frame drop rate */
1238 /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_FRAME_DROP_RATE, 1, 0, 0); */
1239
1240 blackbird_set_default_params(dev);
1241 blackbird_set_default_dnr_params(dev);
1242 }
1243
1244 static int blackbird_initialize_codec(struct cx8802_dev *dev)
1245 {
1246 struct cx88_core *core = dev->core;
1247 int version;
1248 int retval;
1249
1250 dprintk(1,"Initialize codec\n");
1251 retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
1252 if (retval < 0) {
1253 /* ping was not successful, reset and upload firmware */
1254 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
1255 msleep(1);
1256 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
1257 msleep(1);
1258 retval = blackbird_load_firmware(dev);
1259 if (retval < 0)
1260 return retval;
1261
1262 dev->mailbox = blackbird_find_mailbox(dev);
1263 if (dev->mailbox < 0)
1264 return -1;
1265
1266 retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
1267 if (retval < 0) {
1268 dprintk(0, "ERROR: Firmware ping failed!\n");
1269 return -1;
1270 }
1271
1272 retval = blackbird_api_cmd(dev, BLACKBIRD_API_GET_VERSION, 0, 1, &version);
1273 if (retval < 0) {
1274 dprintk(0, "ERROR: Firmware get encoder version failed!\n");
1275 return -1;
1276 }
1277 dprintk(0, "Firmware version is 0x%08x\n", version);
1278 }
1279 msleep(1);
1280
1281 cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
1282 cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
1283 cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
1284 cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
1285
1286 blackbird_codec_settings(dev);
1287 msleep(1);
1288
1289 /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
1290 blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
1291 blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
1292 blackbird_api_cmd(dev, BLACKBIRD_API_SET_CAPTURE_LINES, 2, 0,
1293 BLACKBIRD_FIELD1_SAA7115,
1294 BLACKBIRD_FIELD1_SAA7115
1295 );
1296
1297 /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
1298 blackbird_api_cmd(dev, BLACKBIRD_API_SET_CUSTOM_DATA, 12, 0,
1299 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
1300 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
1301
1302 /* initialize the video input */
1303 blackbird_api_cmd(dev, BLACKBIRD_API_INIT_VIDEO_INPUT, 0, 0);
1304
1305 msleep(1);
1306
1307 blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
1308 msleep(1);
1309 blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
1310 msleep(1);
1311
1312 /* start capturing to the host interface */
1313 /* blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, 0, 0x13); */
1314 blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0,
1315 BLACKBIRD_MPEG_CAPTURE,
1316 BLACKBIRD_RAW_BITS_NONE
1317 );
1318 msleep(10);
1319
1320 blackbird_api_cmd(dev, BLACKBIRD_API_REFRESH_INPUT, 0,0);
1321 return 0;
1322 }
1323
1324 /* ------------------------------------------------------------------ */
1325
1326 static int bb_buf_setup(struct videobuf_queue *q,
1327 unsigned int *count, unsigned int *size)
1328 {
1329 struct cx8802_fh *fh = q->priv_data;
1330
1331 fh->dev->ts_packet_size = 188 * 4; /* was: 512 */
1332 fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
1333
1334 *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
1335 *count = fh->dev->ts_packet_count;
1336 return 0;
1337 }
1338
1339 static int
1340 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
1341 enum v4l2_field field)
1342 {
1343 struct cx8802_fh *fh = q->priv_data;
1344 return cx8802_buf_prepare(fh->dev, (struct cx88_buffer*)vb, field);
1345 }
1346
1347 static void
1348 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1349 {
1350 struct cx8802_fh *fh = q->priv_data;
1351 cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
1352 }
1353
1354 static void
1355 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1356 {
1357 struct cx8802_fh *fh = q->priv_data;
1358 cx88_free_buffer(fh->dev->pci, (struct cx88_buffer*)vb);
1359 }
1360
1361 static struct videobuf_queue_ops blackbird_qops = {
1362 .buf_setup = bb_buf_setup,
1363 .buf_prepare = bb_buf_prepare,
1364 .buf_queue = bb_buf_queue,
1365 .buf_release = bb_buf_release,
1366 };
1367
1368 /* ------------------------------------------------------------------ */
1369
1370 static int mpeg_do_ioctl(struct inode *inode, struct file *file,
1371 unsigned int cmd, void *arg)
1372 {
1373 struct cx8802_fh *fh = file->private_data;
1374 struct cx8802_dev *dev = fh->dev;
1375 struct cx88_core *core = dev->core;
1376
1377 if (debug > 1)
1378 cx88_print_ioctl(core->name,cmd);
1379
1380 switch (cmd) {
1381
1382 /* --- capabilities ------------------------------------------ */
1383 case VIDIOC_QUERYCAP:
1384 {
1385 struct v4l2_capability *cap = arg;
1386
1387 memset(cap,0,sizeof(*cap));
1388 strcpy(cap->driver, "cx88_blackbird");
1389 strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
1390 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1391 cap->version = CX88_VERSION_CODE;
1392 cap->capabilities =
1393 V4L2_CAP_VIDEO_CAPTURE |
1394 V4L2_CAP_READWRITE |
1395 V4L2_CAP_STREAMING |
1396 0;
1397 if (UNSET != core->tuner_type)
1398 cap->capabilities |= V4L2_CAP_TUNER;
1399
1400 return 0;
1401 }
1402
1403 /* --- capture ioctls ---------------------------------------- */
1404 case VIDIOC_ENUM_FMT:
1405 {
1406 struct v4l2_fmtdesc *f = arg;
1407 int index;
1408
1409 index = f->index;
1410 if (index != 0)
1411 return -EINVAL;
1412
1413 memset(f,0,sizeof(*f));
1414 f->index = index;
1415 strlcpy(f->description, "MPEG", sizeof(f->description));
1416 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1417 f->pixelformat = V4L2_PIX_FMT_MPEG;
1418 return 0;
1419 }
1420 case VIDIOC_G_FMT:
1421 {
1422 struct v4l2_format *f = arg;
1423
1424 memset(f,0,sizeof(*f));
1425 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1426 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1427 f->fmt.pix.bytesperline = 0;
1428 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
1429 f->fmt.pix.colorspace = 0;
1430 f->fmt.pix.width = dev->width;
1431 f->fmt.pix.height = dev->height;
1432 f->fmt.pix.field = fh->mpegq.field;
1433 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
1434 dev->width, dev->height, fh->mpegq.field );
1435 return 0;
1436 }
1437 case VIDIOC_TRY_FMT:
1438 {
1439 struct v4l2_format *f = arg;
1440
1441 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1442 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1443 f->fmt.pix.bytesperline = 0;
1444 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1445 f->fmt.pix.colorspace = 0;
1446 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
1447 dev->width, dev->height, fh->mpegq.field );
1448 return 0;
1449 }
1450 case VIDIOC_S_FMT:
1451 {
1452 struct v4l2_format *f = arg;
1453
1454 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1455 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
1456 f->fmt.pix.bytesperline = 0;
1457 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1458 f->fmt.pix.colorspace = 0;
1459 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
1460 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
1461 return 0;
1462 }
1463
1464 /* --- streaming capture ------------------------------------- */
1465 case VIDIOC_REQBUFS:
1466 return videobuf_reqbufs(&fh->mpegq, arg);
1467
1468 case VIDIOC_QUERYBUF:
1469 return videobuf_querybuf(&fh->mpegq, arg);
1470
1471 case VIDIOC_QBUF:
1472 return videobuf_qbuf(&fh->mpegq, arg);
1473
1474 case VIDIOC_DQBUF:
1475 return videobuf_dqbuf(&fh->mpegq, arg,
1476 file->f_flags & O_NONBLOCK);
1477
1478 case VIDIOC_STREAMON:
1479 return videobuf_streamon(&fh->mpegq);
1480
1481 case VIDIOC_STREAMOFF:
1482 return videobuf_streamoff(&fh->mpegq);
1483
1484 /* --- mpeg compression -------------------------------------- */
1485 case VIDIOC_G_MPEGCOMP:
1486 {
1487 struct v4l2_mpeg_compression *f = arg;
1488
1489 memcpy(f,&dev->params,sizeof(*f));
1490 return 0;
1491 }
1492 case VIDIOC_S_MPEGCOMP:
1493 {
1494 struct v4l2_mpeg_compression *f = arg;
1495
1496 blackbird_set_params(dev, f);
1497 return 0;
1498 }
1499
1500 default:
1501 return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
1502 }
1503 return 0;
1504 }
1505
1506 int (*cx88_ioctl_hook)(struct inode *inode, struct file *file,
1507 unsigned int cmd, void *arg);
1508 unsigned int (*cx88_ioctl_translator)(unsigned int cmd);
1509
1510 static unsigned int mpeg_translate_ioctl(unsigned int cmd)
1511 {
1512 return cmd;
1513 }
1514
1515 static int mpeg_ioctl(struct inode *inode, struct file *file,
1516 unsigned int cmd, unsigned long arg)
1517 {
1518 cmd = cx88_ioctl_translator( cmd );
1519 return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook);
1520 }
1521
1522 static int mpeg_open(struct inode *inode, struct file *file)
1523 {
1524 int minor = iminor(inode);
1525 struct cx8802_dev *h,*dev = NULL;
1526 struct cx8802_fh *fh;
1527 struct list_head *list;
1528
1529 list_for_each(list,&cx8802_devlist) {
1530 h = list_entry(list, struct cx8802_dev, devlist);
1531 if (h->mpeg_dev->minor == minor)
1532 dev = h;
1533 }
1534 if (NULL == dev)
1535 return -ENODEV;
1536
1537 if (blackbird_initialize_codec(dev) < 0)
1538 return -EINVAL;
1539 dprintk(1,"open minor=%d\n",minor);
1540
1541 /* allocate + initialize per filehandle data */
1542 fh = kmalloc(sizeof(*fh),GFP_KERNEL);
1543 if (NULL == fh)
1544 return -ENOMEM;
1545 memset(fh,0,sizeof(*fh));
1546 file->private_data = fh;
1547 fh->dev = dev;
1548
1549 videobuf_queue_init(&fh->mpegq, &blackbird_qops,
1550 dev->pci, &dev->slock,
1551 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1552 V4L2_FIELD_INTERLACED,
1553 sizeof(struct cx88_buffer),
1554 fh);
1555
1556 /* FIXME: locking against other video device */
1557 cx88_set_scale(dev->core, dev->width, dev->height,
1558 fh->mpegq.field);
1559
1560 return 0;
1561 }
1562
1563 static int mpeg_release(struct inode *inode, struct file *file)
1564 {
1565 struct cx8802_fh *fh = file->private_data;
1566
1567 /* blackbird_api_cmd(fh->dev, BLACKBIRD_API_END_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
1568 blackbird_api_cmd(fh->dev, BLACKBIRD_API_END_CAPTURE, 3, 0,
1569 BLACKBIRD_END_NOW,
1570 BLACKBIRD_MPEG_CAPTURE,
1571 BLACKBIRD_RAW_BITS_NONE
1572 );
1573
1574 /* stop mpeg capture */
1575 if (fh->mpegq.streaming)
1576 videobuf_streamoff(&fh->mpegq);
1577 if (fh->mpegq.reading)
1578 videobuf_read_stop(&fh->mpegq);
1579
1580 videobuf_mmap_free(&fh->mpegq);
1581 file->private_data = NULL;
1582 kfree(fh);
1583 return 0;
1584 }
1585
1586 static ssize_t
1587 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1588 {
1589 struct cx8802_fh *fh = file->private_data;
1590
1591 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1592 file->f_flags & O_NONBLOCK);
1593 }
1594
1595 static unsigned int
1596 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1597 {
1598 struct cx8802_fh *fh = file->private_data;
1599
1600 return videobuf_poll_stream(file, &fh->mpegq, wait);
1601 }
1602
1603 static int
1604 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1605 {
1606 struct cx8802_fh *fh = file->private_data;
1607
1608 return videobuf_mmap_mapper(&fh->mpegq, vma);
1609 }
1610
1611 static struct file_operations mpeg_fops =
1612 {
1613 .owner = THIS_MODULE,
1614 .open = mpeg_open,
1615 .release = mpeg_release,
1616 .read = mpeg_read,
1617 .poll = mpeg_poll,
1618 .mmap = mpeg_mmap,
1619 .ioctl = mpeg_ioctl,
1620 .llseek = no_llseek,
1621 };
1622
1623 static struct video_device cx8802_mpeg_template =
1624 {
1625 .name = "cx8802",
1626 .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
1627 .hardware = 0,
1628 .fops = &mpeg_fops,
1629 .minor = -1,
1630 };
1631
1632 /* ------------------------------------------------------------------ */
1633
1634 static void blackbird_unregister_video(struct cx8802_dev *dev)
1635 {
1636 if (dev->mpeg_dev) {
1637 if (-1 != dev->mpeg_dev->minor)
1638 video_unregister_device(dev->mpeg_dev);
1639 else
1640 video_device_release(dev->mpeg_dev);
1641 dev->mpeg_dev = NULL;
1642 }
1643 }
1644
1645 static int blackbird_register_video(struct cx8802_dev *dev)
1646 {
1647 int err;
1648
1649 dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1650 &cx8802_mpeg_template,"mpeg");
1651 err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1652 if (err < 0) {
1653 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1654 dev->core->name);
1655 return err;
1656 }
1657 printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
1658 dev->core->name,dev->mpeg_dev->minor & 0x1f);
1659 return 0;
1660 }
1661
1662 /* ----------------------------------------------------------- */
1663
1664 static int __devinit blackbird_probe(struct pci_dev *pci_dev,
1665 const struct pci_device_id *pci_id)
1666 {
1667 struct cx8802_dev *dev;
1668 struct cx88_core *core;
1669 int err;
1670
1671 /* general setup */
1672 core = cx88_core_get(pci_dev);
1673 if (NULL == core)
1674 return -EINVAL;
1675
1676 err = -ENODEV;
1677 if (!cx88_boards[core->board].blackbird)
1678 goto fail_core;
1679
1680 err = -ENOMEM;
1681 dev = kmalloc(sizeof(*dev),GFP_KERNEL);
1682 if (NULL == dev)
1683 goto fail_core;
1684 memset(dev,0,sizeof(*dev));
1685 dev->pci = pci_dev;
1686 dev->core = core;
1687 dev->width = 720;
1688 dev->height = 576;
1689 memcpy(&dev->params,&default_mpeg_params,sizeof(default_mpeg_params));
1690 memcpy(&dev->dnr_params,&default_dnr_params,sizeof(default_dnr_params));
1691
1692 err = cx8802_init_common(dev);
1693 if (0 != err)
1694 goto fail_free;
1695
1696 /* blackbird stuff */
1697 printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1698 core->name);
1699 host_setup(dev->core);
1700
1701 list_add_tail(&dev->devlist,&cx8802_devlist);
1702 blackbird_register_video(dev);
1703
1704 /* initial device configuration: needed ? */
1705
1706 return 0;
1707
1708 fail_free:
1709 kfree(dev);
1710 fail_core:
1711 cx88_core_put(core,pci_dev);
1712 return err;
1713 }
1714
1715 static void __devexit blackbird_remove(struct pci_dev *pci_dev)
1716 {
1717 struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
1718
1719 /* blackbird */
1720 blackbird_unregister_video(dev);
1721 list_del(&dev->devlist);
1722
1723 /* common */
1724 cx8802_fini_common(dev);
1725 cx88_core_put(dev->core,dev->pci);
1726 kfree(dev);
1727 }
1728
1729 static struct pci_device_id cx8802_pci_tbl[] = {
1730 {
1731 .vendor = 0x14f1,
1732 .device = 0x8802,
1733 .subvendor = PCI_ANY_ID,
1734 .subdevice = PCI_ANY_ID,
1735 },{
1736 /* --- end of list --- */
1737 }
1738 };
1739 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
1740
1741 static struct pci_driver blackbird_pci_driver = {
1742 .name = "cx88-blackbird",
1743 .id_table = cx8802_pci_tbl,
1744 .probe = blackbird_probe,
1745 .remove = __devexit_p(blackbird_remove),
1746 .suspend = cx8802_suspend_common,
1747 .resume = cx8802_resume_common,
1748 };
1749
1750 static int blackbird_init(void)
1751 {
1752 printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1753 (CX88_VERSION_CODE >> 16) & 0xff,
1754 (CX88_VERSION_CODE >> 8) & 0xff,
1755 CX88_VERSION_CODE & 0xff);
1756 #ifdef SNAPSHOT
1757 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1758 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1759 #endif
1760 cx88_ioctl_hook = mpeg_do_ioctl;
1761 cx88_ioctl_translator = mpeg_translate_ioctl;
1762 return pci_register_driver(&blackbird_pci_driver);
1763 }
1764
1765 static void blackbird_fini(void)
1766 {
1767 pci_unregister_driver(&blackbird_pci_driver);
1768 }
1769
1770 module_init(blackbird_init);
1771 module_exit(blackbird_fini);
1772
1773 EXPORT_SYMBOL(cx88_ioctl_hook);
1774 EXPORT_SYMBOL(cx88_ioctl_translator);
1775 EXPORT_SYMBOL(blackbird_set_params);
1776 EXPORT_SYMBOL(blackbird_set_dnr_params);
1777
1778 /* ----------------------------------------------------------- */
1779 /*
1780 * Local variables:
1781 * c-basic-offset: 8
1782 * End:
1783 * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
1784 */
linux kernel for loongson