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V4L/DVB (13556): v4l: Remove unneeded video_device::minor assignments
[net-next-2.6.git] / drivers / media / video / cx88 / cx88-blackbird.c
CommitLineData
1da177e4 1/*
1da177e4
LT		 2 *
3 * Support for a cx23416 mpeg encoder via cx2388x host port.
4 * "blackbird" reference design.
5 *
f8de18d4 6 * (c) 2004 Jelle Foks <jelle@foks.us>
1da177e4
LT		 7 * (c) 2004 Gerd Knorr <kraxel@bytesex.org>
8 *
b3c4ee70
MCC		 9 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
10 * - video_ioctl2 conversion
11 *
1da177e4
LT		 12 * Includes parts from the ivtv driver( http://ivtv.sourceforge.net/),
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
18 *
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 */
28
29#include <linux/module.h>
1da177e4
LT		 30#include <linux/init.h>
31#include <linux/fs.h>
32#include <linux/delay.h>
33#include <linux/device.h>
34#include <linux/firmware.h>
405f5571 35#include <linux/smp_lock.h>
855dbada 36#include <media/v4l2-common.h>
35ea11ff 37#include <media/v4l2-ioctl.h>
855dbada 38#include <media/cx2341x.h>
1da177e4
LT		 39
40#include "cx88.h"
41
42MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
f8de18d4 43MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
1da177e4
LT		 44MODULE_LICENSE("GPL");
45
31629424 46static unsigned int mpegbufs = 32;
1da177e4
LT		 47module_param(mpegbufs,int,0644);
48MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
49
ff699e6b 50static unsigned int debug;
1da177e4
LT		 51module_param(debug,int,0644);
52MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
53
54#define dprintk(level,fmt, arg...) if (debug >= level) \
55 printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
56
1da177e4
LT		 57
58/* ------------------------------------------------------------------ */
59
25472237 60#define BLACKBIRD_FIRM_IMAGE_SIZE 376836
1da177e4
LT		 61
62/* defines below are from ivtv-driver.h */
63
64#define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
65
b45009b0 66/* Firmware API commands */
b45009b0
MCC		 67#define IVTV_API_STD_TIMEOUT 500
68
b45009b0
MCC		 69enum blackbird_capture_type {
70 BLACKBIRD_MPEG_CAPTURE,
71 BLACKBIRD_RAW_CAPTURE,
72 BLACKBIRD_RAW_PASSTHRU_CAPTURE
73};
74enum blackbird_capture_bits {
75 BLACKBIRD_RAW_BITS_NONE = 0x00,
76 BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
77 BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02,
78 BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04,
79 BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
80 BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
81};
b45009b0
MCC		 82enum 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};
b45009b0
MCC		 86enum blackbird_framerate {
87 BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
88 BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
89};
b45009b0
MCC		 90enum blackbird_stream_port {
91 BLACKBIRD_OUTPUT_PORT_MEMORY,
92 BLACKBIRD_OUTPUT_PORT_STREAMING,
93 BLACKBIRD_OUTPUT_PORT_SERIAL
94};
b45009b0
MCC		 95enum blackbird_data_xfer_status {
96 BLACKBIRD_MORE_BUFFERS_FOLLOW,
97 BLACKBIRD_LAST_BUFFER,
98};
b45009b0
MCC		 99enum blackbird_picture_mask {
100 BLACKBIRD_PICTURE_MASK_NONE,
101 BLACKBIRD_PICTURE_MASK_I_FRAMES,
102 BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
103 BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
104};
b45009b0
MCC		 105enum blackbird_vbi_mode_bits {
106 BLACKBIRD_VBI_BITS_SLICED,
107 BLACKBIRD_VBI_BITS_RAW,
108};
109enum blackbird_vbi_insertion_bits {
110 BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
111 BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
112 BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
113 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
114 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
115};
b45009b0
MCC		 116enum blackbird_dma_unit {
117 BLACKBIRD_DMA_BYTES,
118 BLACKBIRD_DMA_FRAMES,
119};
b45009b0
MCC		 120enum blackbird_dma_transfer_status_bits {
121 BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
122 BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
123 BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
124};
b45009b0
MCC		 125enum blackbird_pause {
126 BLACKBIRD_PAUSE_ENCODING,
127 BLACKBIRD_RESUME_ENCODING,
128};
b45009b0
MCC		 129enum blackbird_copyright {
130 BLACKBIRD_COPYRIGHT_OFF,
131 BLACKBIRD_COPYRIGHT_ON,
132};
b45009b0
MCC		 133enum blackbird_notification_type {
134 BLACKBIRD_NOTIFICATION_REFRESH,
135};
136enum blackbird_notification_status {
137 BLACKBIRD_NOTIFICATION_OFF,
138 BLACKBIRD_NOTIFICATION_ON,
139};
140enum blackbird_notification_mailbox {
141 BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
142};
b45009b0
MCC		 143enum blackbird_field1_lines {
144 BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
145 BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
146 BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
147};
148enum blackbird_field2_lines {
149 BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
150 BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
151 BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
152};
b45009b0
MCC		 153enum blackbird_custom_data_type {
154 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
155 BLACKBIRD_CUSTOM_PRIVATE_PACKET,
156};
b45009b0
MCC		 157enum blackbird_mute {
158 BLACKBIRD_UNMUTE,
159 BLACKBIRD_MUTE,
160};
161enum blackbird_mute_video_mask {
162 BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
163 BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
164 BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
165};
166enum blackbird_mute_video_shift {
167 BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
168 BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
169 BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
170};
1da177e4
LT		 171
172/* Registers */
173#define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
174#define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
175#define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
176#define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
177#define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
178#define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
179
180/* ------------------------------------------------------------------ */
181
182static void host_setup(struct cx88_core *core)
183{
184 /* toggle reset of the host */
185 cx_write(MO_GPHST_SOFT_RST, 1);
186 udelay(100);
187 cx_write(MO_GPHST_SOFT_RST, 0);
188 udelay(100);
189
190 /* host port setup */
191 cx_write(MO_GPHST_WSC, 0x44444444U);
192 cx_write(MO_GPHST_XFR, 0);
193 cx_write(MO_GPHST_WDTH, 15);
194 cx_write(MO_GPHST_HDSHK, 0);
195 cx_write(MO_GPHST_MUX16, 0x44448888U);
196 cx_write(MO_GPHST_MODE, 0);
197}
198
199/* ------------------------------------------------------------------ */
200
201#define P1_MDATA0 0x390000
202#define P1_MDATA1 0x390001
203#define P1_MDATA2 0x390002
204#define P1_MDATA3 0x390003
205#define P1_MADDR2 0x390004
206#define P1_MADDR1 0x390005
207#define P1_MADDR0 0x390006
208#define P1_RDATA0 0x390008
209#define P1_RDATA1 0x390009
210#define P1_RDATA2 0x39000A
211#define P1_RDATA3 0x39000B
212#define P1_RADDR0 0x39000C
213#define P1_RADDR1 0x39000D
214#define P1_RRDWR 0x39000E
215
216static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
217{
218 unsigned long timeout = jiffies + msecs_to_jiffies(1);
219 u32 gpio0,need;
220
221 need = state ? 2 : 0;
222 for (;;) {
223 gpio0 = cx_read(MO_GP0_IO) & 2;
224 if (need == gpio0)
225 return 0;
226 if (time_after(jiffies,timeout))
227 return -1;
228 udelay(1);
229 }
230}
231
232static int memory_write(struct cx88_core *core, u32 address, u32 value)
233{
234 /* Warning: address is dword address (4 bytes) */
235 cx_writeb(P1_MDATA0, (unsigned int)value);
236 cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
237 cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
238 cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
239 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
240 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
241 cx_writeb(P1_MADDR0, (unsigned int)address);
242 cx_read(P1_MDATA0);
243 cx_read(P1_MADDR0);
244
245 return wait_ready_gpio0_bit1(core,1);
246}
247
248static int memory_read(struct cx88_core *core, u32 address, u32 *value)
249{
4ac97914 250 int retval;
1da177e4
LT		 251 u32 val;
252
253 /* Warning: address is dword address (4 bytes) */
254 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
255 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
256 cx_writeb(P1_MADDR0, (unsigned int)address);
257 cx_read(P1_MADDR0);
258
259 retval = wait_ready_gpio0_bit1(core,1);
260
261 cx_writeb(P1_MDATA3, 0);
262 val = (unsigned char)cx_read(P1_MDATA3) << 24;
263 cx_writeb(P1_MDATA2, 0);
264 val |= (unsigned char)cx_read(P1_MDATA2) << 16;
265 cx_writeb(P1_MDATA1, 0);
266 val |= (unsigned char)cx_read(P1_MDATA1) << 8;
267 cx_writeb(P1_MDATA0, 0);
268 val |= (unsigned char)cx_read(P1_MDATA0);
269
270 *value = val;
271 return retval;
272}
273
274static int register_write(struct cx88_core *core, u32 address, u32 value)
275{
276 cx_writeb(P1_RDATA0, (unsigned int)value);
277 cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
278 cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
279 cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
280 cx_writeb(P1_RADDR0, (unsigned int)address);
281 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
282 cx_writeb(P1_RRDWR, 1);
283 cx_read(P1_RDATA0);
284 cx_read(P1_RADDR0);
285
286 return wait_ready_gpio0_bit1(core,1);
287}
288
289
290static int register_read(struct cx88_core *core, u32 address, u32 *value)
291{
292 int retval;
293 u32 val;
294
295 cx_writeb(P1_RADDR0, (unsigned int)address);
296 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
297 cx_writeb(P1_RRDWR, 0);
298 cx_read(P1_RADDR0);
299
300 retval = wait_ready_gpio0_bit1(core,1);
301 val = (unsigned char)cx_read(P1_RDATA0);
302 val |= (unsigned char)cx_read(P1_RDATA1) << 8;
303 val |= (unsigned char)cx_read(P1_RDATA2) << 16;
304 val |= (unsigned char)cx_read(P1_RDATA3) << 24;
305
306 *value = val;
307 return retval;
308}
309
310/* ------------------------------------------------------------------ */
311
ea48c13a 312static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
1da177e4 313{
f022156b 314 struct cx8802_dev *dev = priv;
1da177e4
LT		 315 unsigned long timeout;
316 u32 value, flag, retval;
317 int i;
1da177e4 318
32d83efc 319 dprintk(1,"%s: 0x%X\n", __func__, command);
1da177e4
LT		 320
321 /* this may not be 100% safe if we can't read any memory location
322 without side effects */
323 memory_read(dev->core, dev->mailbox - 4, &value);
324 if (value != 0x12345678) {
325 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
326 return -1;
327 }
328
329 memory_read(dev->core, dev->mailbox, &flag);
330 if (flag) {
331 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
332 return -1;
333 }
334
335 flag |= 1; /* tell 'em we're working on it */
336 memory_write(dev->core, dev->mailbox, flag);
337
338 /* write command + args + fill remaining with zeros */
339 memory_write(dev->core, dev->mailbox + 1, command); /* command code */
340 memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
f022156b
HV		 341 for (i = 0; i < in; i++) {
342 memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
343 dprintk(1, "API Input %d = %d\n", i, data[i]);
1da177e4 344 }
f022156b 345 for (; i < CX2341X_MBOX_MAX_DATA; i++)
1da177e4
LT		 346 memory_write(dev->core, dev->mailbox + 4 + i, 0);
347
348 flag |= 3; /* tell 'em we're done writing */
349 memory_write(dev->core, dev->mailbox, flag);
350
351 /* wait for firmware to handle the API command */
352 timeout = jiffies + msecs_to_jiffies(10);
353 for (;;) {
354 memory_read(dev->core, dev->mailbox, &flag);
355 if (0 != (flag & 4))
356 break;
357 if (time_after(jiffies,timeout)) {
358 dprintk(0, "ERROR: API Mailbox timeout\n");
359 return -1;
360 }
361 udelay(10);
362 }
363
364 /* read output values */
f022156b
HV		 365 for (i = 0; i < out; i++) {
366 memory_read(dev->core, dev->mailbox + 4 + i, data + i);
367 dprintk(1, "API Output %d = %d\n", i, data[i]);
1da177e4 368 }
1da177e4
LT		 369
370 memory_read(dev->core, dev->mailbox + 2, &retval);
371 dprintk(1, "API result = %d\n",retval);
372
373 flag = 0;
374 memory_write(dev->core, dev->mailbox, flag);
375 return retval;
376}
f022156b 377/* ------------------------------------------------------------------ */
1da177e4 378
f022156b
HV		 379/* We don't need to call the API often, so using just one mailbox will probably suffice */
380static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
381 u32 inputcnt, u32 outputcnt, ...)
382{
383 u32 data[CX2341X_MBOX_MAX_DATA];
384 va_list vargs;
385 int i, err;
386
387 va_start(vargs, outputcnt);
388
389 for (i = 0; i < inputcnt; i++) {
390 data[i] = va_arg(vargs, int);
391 }
392 err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
393 for (i = 0; i < outputcnt; i++) {
394 int *vptr = va_arg(vargs, int *);
395 *vptr = data[i];
396 }
397 va_end(vargs);
398 return err;
399}
1da177e4
LT		 400
401static int blackbird_find_mailbox(struct cx8802_dev *dev)
402{
403 u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
404 int signaturecnt=0;
405 u32 value;
406 int i;
407
e0099e9e 408 for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
1da177e4
LT		 409 memory_read(dev->core, i, &value);
410 if (value == signature[signaturecnt])
411 signaturecnt++;
412 else
413 signaturecnt = 0;
414 if (4 == signaturecnt) {
415 dprintk(1, "Mailbox signature found\n");
416 return i+1;
417 }
418 }
419 dprintk(0, "Mailbox signature values not found!\n");
420 return -1;
421}
422
423static int blackbird_load_firmware(struct cx8802_dev *dev)
424{
425 static const unsigned char magic[8] = {
426 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
427 };
428 const struct firmware *firmware;
429 int i, retval = 0;
430 u32 value = 0;
431 u32 checksum = 0;
432 u32 *dataptr;
433
434 retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
4ac97914
MCC		 435 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
436 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
437 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
1da177e4 438 msleep(1);
4ac97914 439 retval |= register_write(dev->core, IVTV_REG_APU, 0);
1da177e4
LT		 440
441 if (retval < 0)
442 dprintk(0, "Error with register_write\n");
443
48c35756 444 retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME,
1da177e4 445 &dev->pci->dev);
674434c6
MCC		 446
447
1da177e4
LT		 448 if (retval != 0) {
449 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
48c35756 450 CX2341X_FIRM_ENC_FILENAME);
1da177e4
LT		 451 dprintk(0, "Please fix your hotplug setup, the board will "
452 "not work without firmware loaded!\n");
453 return -1;
454 }
455
25472237
HV		 456 if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
457 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
458 firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
73ca66b9 459 release_firmware(firmware);
1da177e4
LT		 460 return -1;
461 }
462
463 if (0 != memcmp(firmware->data, magic, 8)) {
464 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
73ca66b9 465 release_firmware(firmware);
1da177e4
LT		 466 return -1;
467 }
468
469 /* transfer to the chip */
470 dprintk(1,"Loading firmware ...\n");
471 dataptr = (u32*)firmware->data;
472 for (i = 0; i < (firmware->size >> 2); i++) {
473 value = *dataptr;
474 checksum += ~value;
475 memory_write(dev->core, i, value);
476 dataptr++;
477 }
478
479 /* read back to verify with the checksum */
480 for (i--; i >= 0; i--) {
481 memory_read(dev->core, i, &value);
482 checksum -= ~value;
483 }
484 if (checksum) {
485 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
73ca66b9 486 release_firmware(firmware);
1da177e4
LT		 487 return -1;
488 }
489 release_firmware(firmware);
490 dprintk(0, "Firmware upload successful.\n");
491
4ac97914
MCC		 492 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
493 retval |= register_read(dev->core, IVTV_REG_SPU, &value);
494 retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
1da177e4
LT		 495 msleep(1);
496
497 retval |= register_read(dev->core, IVTV_REG_VPU, &value);
4ac97914 498 retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
1da177e4
LT		 499
500 if (retval < 0)
501 dprintk(0, "Error with register_write\n");
502 return 0;
503}
504
b45009b0
MCC		 505/**
506 Settings used by the windows tv app for PVR2000:
507=================================================================================================================
508Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
509-----------------------------------------------------------------------------------------------------------------
510MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
511MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
512VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
513DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
514DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
515=================================================================================================================
516*DB: "DirectBurn"
517*/
31629424 518
f022156b
HV		 519static void blackbird_codec_settings(struct cx8802_dev *dev)
520{
521 /* assign frame size */
522 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
523 dev->height, dev->width);
524
525 dev->params.width = dev->width;
526 dev->params.height = dev->height;
ed10b06d 527 dev->params.is_50hz = (dev->core->tvnorm & V4L2_STD_625_50) != 0;
f022156b
HV		 528
529 cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
530}
531
1da177e4
LT		 532static int blackbird_initialize_codec(struct cx8802_dev *dev)
533{
534 struct cx88_core *core = dev->core;
535 int version;
536 int retval;
537
538 dprintk(1,"Initialize codec\n");
855dbada 539 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1da177e4 540 if (retval < 0) {
f9e54e0c
JF		 541
542 dev->mpeg_active = 0;
543
1da177e4
LT		 544 /* ping was not successful, reset and upload firmware */
545 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
1da177e4 546 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
1da177e4
LT		 547 retval = blackbird_load_firmware(dev);
548 if (retval < 0)
549 return retval;
550
50fa46b2
RK		 551 retval = blackbird_find_mailbox(dev);
552 if (retval < 0)
1da177e4
LT		 553 return -1;
554
50fa46b2
RK		 555 dev->mailbox = retval;
556
855dbada 557 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1da177e4
LT		 558 if (retval < 0) {
559 dprintk(0, "ERROR: Firmware ping failed!\n");
560 return -1;
561 }
562
855dbada 563 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
1da177e4
LT		 564 if (retval < 0) {
565 dprintk(0, "ERROR: Firmware get encoder version failed!\n");
566 return -1;
567 }
568 dprintk(0, "Firmware version is 0x%08x\n", version);
569 }
1da177e4
LT		 570
571 cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
572 cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
573 cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
574 cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
575
1da177e4 576 blackbird_codec_settings(dev);
1da177e4 577
855dbada 578 blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
b45009b0 579 BLACKBIRD_FIELD1_SAA7115,
8a17ef97 580 BLACKBIRD_FIELD2_SAA7115
b45009b0
MCC		 581 );
582
855dbada 583 blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
b45009b0
MCC		 584 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
585 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
1da177e4 586
f9e54e0c
JF		 587 return 0;
588}
589
590static int blackbird_start_codec(struct file *file, void *priv)
591{
592 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
593 struct cx88_core *core = dev->core;
594 /* start capturing to the host interface */
595 u32 reg;
596
597 int i;
598 int lastchange = -1;
599 int lastval = 0;
600
d8f69971 601 for (i = 0; (i < 10) && (i < (lastchange + 4)); i++) {
f9e54e0c
JF		 602 reg = cx_read(AUD_STATUS);
603
d8f69971
MCC		 604 dprintk(1, "AUD_STATUS:%dL: 0x%x\n", i, reg);
605 if ((reg & 0x0F) != lastval) {
f9e54e0c
JF		 606 lastval = reg & 0x0F;
607 lastchange = i;
608 }
609 msleep(100);
610 }
611
612 /* unmute audio source */
613 cx_clear(AUD_VOL_CTL, (1 << 6));
1da177e4 614
d8f69971 615 blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0, 0);
f9e54e0c
JF		 616
617 /* initialize the video input */
618 blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
619
e52e98a7 620 /* start capturing to the host interface */
855dbada 621 blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
b45009b0
MCC		 622 BLACKBIRD_MPEG_CAPTURE,
623 BLACKBIRD_RAW_BITS_NONE
e52e98a7 624 );
1da177e4 625
f9e54e0c
JF		 626 dev->mpeg_active = 1;
627 return 0;
628}
629
630static int blackbird_stop_codec(struct cx8802_dev *dev)
631{
f9e54e0c
JF		 632 blackbird_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
633 BLACKBIRD_END_NOW,
634 BLACKBIRD_MPEG_CAPTURE,
635 BLACKBIRD_RAW_BITS_NONE
636 );
f9e54e0c
JF		 637
638 dev->mpeg_active = 0;
1da177e4
LT		 639 return 0;
640}
641
642/* ------------------------------------------------------------------ */
643
644static int bb_buf_setup(struct videobuf_queue *q,
645 unsigned int *count, unsigned int *size)
646{
647 struct cx8802_fh *fh = q->priv_data;
648
e52e98a7 649 fh->dev->ts_packet_size = 188 * 4; /* was: 512 */
31629424 650 fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
1da177e4
LT		 651
652 *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
31629424 653 *count = fh->dev->ts_packet_count;
1da177e4
LT		 654 return 0;
655}
656
657static int
658bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
659 enum v4l2_field field)
660{
661 struct cx8802_fh *fh = q->priv_data;
c7b0ac05 662 return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
1da177e4
LT		 663}
664
665static void
666bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
667{
668 struct cx8802_fh *fh = q->priv_data;
669 cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
670}
671
672static void
673bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
674{
c7b0ac05 675 cx88_free_buffer(q, (struct cx88_buffer*)vb);
1da177e4
LT		 676}
677
678static struct videobuf_queue_ops blackbird_qops = {
679 .buf_setup = bb_buf_setup,
680 .buf_prepare = bb_buf_prepare,
681 .buf_queue = bb_buf_queue,
682 .buf_release = bb_buf_release,
683};
684
685/* ------------------------------------------------------------------ */
686
38a2713a
MK		 687static const u32 *ctrl_classes[] = {
688 cx88_user_ctrls,
689 cx2341x_mpeg_ctrls,
690 NULL
691};
692
693static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl)
694{
695 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
696 if (qctrl->id == 0)
697 return -EINVAL;
698
699 /* Standard V4L2 controls */
6d04203c 700 if (cx8800_ctrl_query(dev->core, qctrl) == 0)
38a2713a
MK		 701 return 0;
702
703 /* MPEG V4L2 controls */
704 if (cx2341x_ctrl_query(&dev->params, qctrl))
705 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
706 return 0;
707}
708
b3c4ee70
MCC		 709/* ------------------------------------------------------------------ */
710/* IOCTL Handlers */
711
712static int vidioc_querymenu (struct file *file, void *priv,
713 struct v4l2_querymenu *qmenu)
38a2713a 714{
b3c4ee70 715 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
38a2713a
MK		 716 struct v4l2_queryctrl qctrl;
717
718 qctrl.id = qmenu->id;
719 blackbird_queryctrl(dev, &qctrl);
e0e31cdb
HV		 720 return v4l2_ctrl_query_menu(qmenu, &qctrl,
721 cx2341x_ctrl_get_menu(&dev->params, qmenu->id));
38a2713a
MK		 722}
723
b3c4ee70
MCC		 724static int vidioc_querycap (struct file *file, void *priv,
725 struct v4l2_capability *cap)
1da177e4 726{
b3c4ee70 727 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
e52e98a7 728 struct cx88_core *core = dev->core;
1da177e4 729
b3c4ee70 730 strcpy(cap->driver, "cx88_blackbird");
6a59d64c 731 strlcpy(cap->card, core->board.name, sizeof(cap->card));
b3c4ee70
MCC		 732 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
733 cap->version = CX88_VERSION_CODE;
734 cap->capabilities =
735 V4L2_CAP_VIDEO_CAPTURE |
736 V4L2_CAP_READWRITE |
737 V4L2_CAP_STREAMING;
6a59d64c 738 if (UNSET != core->board.tuner_type)
b3c4ee70
MCC		 739 cap->capabilities |= V4L2_CAP_TUNER;
740 return 0;
741}
742
78b526a4 743static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
b3c4ee70
MCC		 744 struct v4l2_fmtdesc *f)
745{
746 if (f->index != 0)
747 return -EINVAL;
1da177e4 748
b3c4ee70 749 strlcpy(f->description, "MPEG", sizeof(f->description));
b3c4ee70
MCC		 750 f->pixelformat = V4L2_PIX_FMT_MPEG;
751 return 0;
752}
1da177e4 753
78b526a4 754static int vidioc_g_fmt_vid_cap (struct file *file, void *priv,
b3c4ee70
MCC		 755 struct v4l2_format *f)
756{
757 struct cx8802_fh *fh = priv;
758 struct cx8802_dev *dev = fh->dev;
759
b3c4ee70
MCC		 760 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
761 f->fmt.pix.bytesperline = 0;
762 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
763 f->fmt.pix.colorspace = 0;
764 f->fmt.pix.width = dev->width;
765 f->fmt.pix.height = dev->height;
766 f->fmt.pix.field = fh->mpegq.field;
767 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
768 dev->width, dev->height, fh->mpegq.field );
769 return 0;
770}
e52e98a7 771
78b526a4 772static int vidioc_try_fmt_vid_cap (struct file *file, void *priv,
b3c4ee70
MCC		 773 struct v4l2_format *f)
774{
775 struct cx8802_fh *fh = priv;
776 struct cx8802_dev *dev = fh->dev;
777
b3c4ee70
MCC		 778 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
779 f->fmt.pix.bytesperline = 0;
780 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
781 f->fmt.pix.colorspace = 0;
782 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
783 dev->width, dev->height, fh->mpegq.field );
784 return 0;
785}
e52e98a7 786
78b526a4 787static int vidioc_s_fmt_vid_cap (struct file *file, void *priv,
b3c4ee70
MCC		 788 struct v4l2_format *f)
789{
790 struct cx8802_fh *fh = priv;
791 struct cx8802_dev *dev = fh->dev;
792 struct cx88_core *core = dev->core;
e52e98a7 793
b3c4ee70
MCC		 794 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
795 f->fmt.pix.bytesperline = 0;
796 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
797 f->fmt.pix.colorspace = 0;
798 dev->width = f->fmt.pix.width;
799 dev->height = f->fmt.pix.height;
800 fh->mpegq.field = f->fmt.pix.field;
801 cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
802 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
803 f->fmt.pix.height, f->fmt.pix.width);
804 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
805 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
806 return 0;
807}
1da177e4 808
b3c4ee70
MCC		 809static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
810{
811 struct cx8802_fh *fh = priv;
812 return (videobuf_reqbufs(&fh->mpegq, p));
813}
1da177e4 814
b3c4ee70
MCC		 815static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
816{
817 struct cx8802_fh *fh = priv;
818 return (videobuf_querybuf(&fh->mpegq, p));
819}
1da177e4 820
b3c4ee70
MCC		 821static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
822{
823 struct cx8802_fh *fh = priv;
824 return (videobuf_qbuf(&fh->mpegq, p));
825}
1da177e4 826
b3c4ee70
MCC		 827static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
828{
829 struct cx8802_fh *fh = priv;
830 return (videobuf_dqbuf(&fh->mpegq, p,
831 file->f_flags & O_NONBLOCK));
832}
1da177e4 833
b3c4ee70
MCC		 834static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
835{
836 struct cx8802_fh *fh = priv;
837 return videobuf_streamon(&fh->mpegq);
838}
1da177e4 839
b3c4ee70
MCC		 840static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
841{
842 struct cx8802_fh *fh = priv;
843 return videobuf_streamoff(&fh->mpegq);
844}
1da177e4 845
b3c4ee70
MCC		 846static int vidioc_g_ext_ctrls (struct file *file, void *priv,
847 struct v4l2_ext_controls *f)
848{
849 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
1571720c 850
b3c4ee70
MCC		 851 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
852 return -EINVAL;
01f1e44f 853 return cx2341x_ext_ctrls(&dev->params, 0, f, VIDIOC_G_EXT_CTRLS);
b3c4ee70 854}
2544bf2d 855
b3c4ee70
MCC		 856static int vidioc_s_ext_ctrls (struct file *file, void *priv,
857 struct v4l2_ext_controls *f)
858{
859 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
860 struct cx2341x_mpeg_params p;
861 int err;
2544bf2d 862
b3c4ee70
MCC		 863 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
864 return -EINVAL;
f9e54e0c
JF		 865
866 if (dev->mpeg_active)
867 blackbird_stop_codec(dev);
868
b3c4ee70 869 p = dev->params;
01f1e44f 870 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS);
b3c4ee70
MCC		 871 if (!err) {
872 err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
873 dev->params = p;
99eb44fe 874 }
b3c4ee70
MCC		 875 return err;
876}
38a2713a 877
b3c4ee70
MCC		 878static int vidioc_try_ext_ctrls (struct file *file, void *priv,
879 struct v4l2_ext_controls *f)
880{
881 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
882 struct cx2341x_mpeg_params p;
883 int err;
1571720c 884
b3c4ee70
MCC		 885 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
886 return -EINVAL;
887 p = dev->params;
01f1e44f 888 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
1571720c 889
b3c4ee70
MCC		 890 return err;
891}
31629424 892
b3c4ee70
MCC		 893static int vidioc_s_frequency (struct file *file, void *priv,
894 struct v4l2_frequency *f)
895{
896 struct cx8802_fh *fh = priv;
897 struct cx8802_dev *dev = fh->dev;
898 struct cx88_core *core = dev->core;
23154f2f 899
f9e54e0c
JF		 900 if (dev->mpeg_active)
901 blackbird_stop_codec(dev);
902
b3c4ee70
MCC		 903 cx88_set_freq (core,f);
904 blackbird_initialize_codec(dev);
905 cx88_set_scale(dev->core, dev->width, dev->height,
906 fh->mpegq.field);
907 return 0;
908}
23154f2f 909
b3c4ee70
MCC		 910static int vidioc_log_status (struct file *file, void *priv)
911{
912 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
913 struct cx88_core *core = dev->core;
914 char name[32 + 2];
915
916 snprintf(name, sizeof(name), "%s/2", core->name);
917 printk("%s/2: ============ START LOG STATUS ============\n",
918 core->name);
b8341e1d 919 call_all(core, core, log_status);
b3c4ee70
MCC		 920 cx2341x_log_status(&dev->params, name);
921 printk("%s/2: ============= END LOG STATUS =============\n",
922 core->name);
923 return 0;
924}
23154f2f 925
b3c4ee70
MCC		 926static int vidioc_queryctrl (struct file *file, void *priv,
927 struct v4l2_queryctrl *qctrl)
928{
929 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
23154f2f 930
b3c4ee70
MCC		 931 if (blackbird_queryctrl(dev, qctrl) == 0)
932 return 0;
23154f2f 933
b3c4ee70
MCC		 934 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
935 if (unlikely(qctrl->id == 0))
936 return -EINVAL;
6d04203c 937 return cx8800_ctrl_query(dev->core, qctrl);
b3c4ee70 938}
23154f2f 939
b3c4ee70
MCC		 940static int vidioc_enum_input (struct file *file, void *priv,
941 struct v4l2_input *i)
942{
943 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
944 return cx88_enum_input (core,i);
945}
ed10b06d 946
b3c4ee70
MCC		 947static int vidioc_g_ctrl (struct file *file, void *priv,
948 struct v4l2_control *ctl)
949{
950 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
951 return
952 cx88_get_control(core,ctl);
953}
ed10b06d 954
b3c4ee70
MCC		 955static int vidioc_s_ctrl (struct file *file, void *priv,
956 struct v4l2_control *ctl)
957{
958 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
959 return
960 cx88_set_control(core,ctl);
961}
ed10b06d 962
b3c4ee70
MCC		 963static int vidioc_g_frequency (struct file *file, void *priv,
964 struct v4l2_frequency *f)
965{
966 struct cx8802_fh *fh = priv;
967 struct cx88_core *core = fh->dev->core;
ed10b06d 968
6a59d64c 969 if (unlikely(UNSET == core->board.tuner_type))
b3c4ee70 970 return -EINVAL;
ed10b06d 971
b3c4ee70
MCC		 972 f->type = V4L2_TUNER_ANALOG_TV;
973 f->frequency = core->freq;
b8341e1d 974 call_all(core, tuner, g_frequency, f);
ed10b06d 975
b3c4ee70
MCC		 976 return 0;
977}
ed10b06d 978
b3c4ee70
MCC		 979static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
980{
981 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
23154f2f 982
b3c4ee70
MCC		 983 *i = core->input;
984 return 0;
985}
ed10b06d 986
b3c4ee70
MCC		 987static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
988{
989 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
ed10b06d 990
b3c4ee70
MCC		 991 if (i >= 4)
992 return -EINVAL;
993
994 mutex_lock(&core->lock);
995 cx88_newstation(core);
996 cx88_video_mux(core,i);
997 mutex_unlock(&core->lock);
ed10b06d
MCC		 998 return 0;
999}
1000
b3c4ee70
MCC		 1001static int vidioc_g_tuner (struct file *file, void *priv,
1002 struct v4l2_tuner *t)
1003{
1004 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1005 u32 reg;
1006
6a59d64c 1007 if (unlikely(UNSET == core->board.tuner_type))
b3c4ee70 1008 return -EINVAL;
f057131f
JF		 1009 if (0 != t->index)
1010 return -EINVAL;
b3c4ee70
MCC		 1011
1012 strcpy(t->name, "Television");
1013 t->type = V4L2_TUNER_ANALOG_TV;
1014 t->capability = V4L2_TUNER_CAP_NORM;
1015 t->rangehigh = 0xffffffffUL;
1016
1017 cx88_get_stereo(core ,t);
1018 reg = cx_read(MO_DEVICE_STATUS);
1019 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1020 return 0;
1021}
6c5be74c 1022
b3c4ee70
MCC		 1023static int vidioc_s_tuner (struct file *file, void *priv,
1024 struct v4l2_tuner *t)
e52e98a7 1025{
b3c4ee70
MCC		 1026 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1027
6a59d64c 1028 if (UNSET == core->board.tuner_type)
b3c4ee70
MCC		 1029 return -EINVAL;
1030 if (0 != t->index)
1031 return -EINVAL;
1032
1033 cx88_set_stereo(core, t->audmode, 1);
1034 return 0;
e52e98a7
MCC		 1035}
1036
b3c4ee70 1037static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
1da177e4 1038{
b3c4ee70
MCC		 1039 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1040
1041 mutex_lock(&core->lock);
1042 cx88_set_tvnorm(core,*id);
1043 mutex_unlock(&core->lock);
1044 return 0;
1da177e4
LT		 1045}
1046
b3c4ee70
MCC		 1047/* FIXME: cx88_ioctl_hook not implemented */
1048
bec43661 1049static int mpeg_open(struct file *file)
1da177e4 1050{
50462eb0 1051 struct video_device *vdev = video_devdata(file);
63b0d5ad 1052 struct cx8802_dev *dev = video_drvdata(file);
1da177e4 1053 struct cx8802_fh *fh;
6c5be74c
ST		 1054 struct cx8802_driver *drv = NULL;
1055 int err;
1da177e4 1056
32d83efc 1057 dprintk( 1, "%s\n", __func__);
6c5be74c 1058
63b0d5ad 1059 lock_kernel();
1da177e4 1060
6c5be74c
ST		 1061 /* Make sure we can acquire the hardware */
1062 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1063 if (drv) {
1064 err = drv->request_acquire(drv);
1065 if(err != 0) {
32d83efc 1066 dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err);
da703d62 1067 unlock_kernel();
6c5be74c
ST		 1068 return err;
1069 }
1070 }
1071
9c8e0a26 1072 if (!atomic_read(&dev->core->mpeg_users) && blackbird_initialize_codec(dev) < 0) {
6c5be74c
ST		 1073 if (drv)
1074 drv->request_release(drv);
d56dc612 1075 unlock_kernel();
1da177e4 1076 return -EINVAL;
6c5be74c 1077 }
50462eb0 1078 dprintk(1, "open dev=%s\n", video_device_node_name(vdev));
1da177e4
LT		 1079
1080 /* allocate + initialize per filehandle data */
7408187d 1081 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
6c5be74c
ST		 1082 if (NULL == fh) {
1083 if (drv)
1084 drv->request_release(drv);
d56dc612 1085 unlock_kernel();
1da177e4 1086 return -ENOMEM;
6c5be74c 1087 }
1da177e4
LT		 1088 file->private_data = fh;
1089 fh->dev = dev;
1090
0705135e
GL		 1091 videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops,
1092 &dev->pci->dev, &dev->slock,
1da177e4 1093 V4L2_BUF_TYPE_VIDEO_CAPTURE,
31629424 1094 V4L2_FIELD_INTERLACED,
1da177e4
LT		 1095 sizeof(struct cx88_buffer),
1096 fh);
31629424
CC		 1097
1098 /* FIXME: locking against other video device */
1099 cx88_set_scale(dev->core, dev->width, dev->height,
1100 fh->mpegq.field);
d56dc612 1101 unlock_kernel();
31629424 1102
9c8e0a26
FC		 1103 atomic_inc(&dev->core->mpeg_users);
1104
1da177e4
LT		 1105 return 0;
1106}
1107
bec43661 1108static int mpeg_release(struct file *file)
1da177e4
LT		 1109{
1110 struct cx8802_fh *fh = file->private_data;
f9e54e0c 1111 struct cx8802_dev *dev = fh->dev;
6c5be74c 1112 struct cx8802_driver *drv = NULL;
1da177e4 1113
9c8e0a26 1114 if (dev->mpeg_active && atomic_read(&dev->core->mpeg_users) == 1)
f9e54e0c 1115 blackbird_stop_codec(dev);
1da177e4 1116
0b5f56d6 1117 cx8802_cancel_buffers(fh->dev);
1da177e4 1118 /* stop mpeg capture */
053fcb60 1119 videobuf_stop(&fh->mpegq);
1da177e4
LT		 1120
1121 videobuf_mmap_free(&fh->mpegq);
1122 file->private_data = NULL;
1123 kfree(fh);
6c5be74c
ST		 1124
1125 /* Make sure we release the hardware */
6c5be74c
ST		 1126 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1127 if (drv)
1128 drv->request_release(drv);
1129
9c8e0a26
FC		 1130 atomic_dec(&dev->core->mpeg_users);
1131
1da177e4
LT		 1132 return 0;
1133}
1134
1135static ssize_t
1136mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1137{
1138 struct cx8802_fh *fh = file->private_data;
f9e54e0c
JF		 1139 struct cx8802_dev *dev = fh->dev;
1140
1141 if (!dev->mpeg_active)
1142 blackbird_start_codec(file, fh);
1da177e4
LT		 1143
1144 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1145 file->f_flags & O_NONBLOCK);
1146}
1147
1148static unsigned int
1149mpeg_poll(struct file *file, struct poll_table_struct *wait)
1150{
1151 struct cx8802_fh *fh = file->private_data;
a2482377
FC		 1152 struct cx8802_dev *dev = fh->dev;
1153
1154 if (!dev->mpeg_active)
1155 blackbird_start_codec(file, fh);
1da177e4
LT		 1156
1157 return videobuf_poll_stream(file, &fh->mpegq, wait);
1158}
1159
1160static int
1161mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1162{
1163 struct cx8802_fh *fh = file->private_data;
1164
1165 return videobuf_mmap_mapper(&fh->mpegq, vma);
1166}
1167
bec43661 1168static const struct v4l2_file_operations mpeg_fops =
1da177e4
LT		 1169{
1170 .owner = THIS_MODULE,
1171 .open = mpeg_open,
1172 .release = mpeg_release,
1173 .read = mpeg_read,
1174 .poll = mpeg_poll,
1175 .mmap = mpeg_mmap,
b3c4ee70 1176 .ioctl = video_ioctl2,
1da177e4
LT		 1177};
1178
a399810c 1179static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
b3c4ee70
MCC		 1180 .vidioc_querymenu = vidioc_querymenu,
1181 .vidioc_querycap = vidioc_querycap,
78b526a4
HV		 1182 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1183 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1184 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1185 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
b3c4ee70
MCC		 1186 .vidioc_reqbufs = vidioc_reqbufs,
1187 .vidioc_querybuf = vidioc_querybuf,
1188 .vidioc_qbuf = vidioc_qbuf,
1189 .vidioc_dqbuf = vidioc_dqbuf,
1190 .vidioc_streamon = vidioc_streamon,
1191 .vidioc_streamoff = vidioc_streamoff,
b3c4ee70
MCC		 1192 .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
1193 .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
1194 .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
1195 .vidioc_s_frequency = vidioc_s_frequency,
1196 .vidioc_log_status = vidioc_log_status,
1197 .vidioc_queryctrl = vidioc_queryctrl,
1198 .vidioc_enum_input = vidioc_enum_input,
1199 .vidioc_g_ctrl = vidioc_g_ctrl,
1200 .vidioc_s_ctrl = vidioc_s_ctrl,
1201 .vidioc_g_frequency = vidioc_g_frequency,
1202 .vidioc_g_input = vidioc_g_input,
1203 .vidioc_s_input = vidioc_s_input,
1204 .vidioc_g_tuner = vidioc_g_tuner,
1205 .vidioc_s_tuner = vidioc_s_tuner,
1206 .vidioc_s_std = vidioc_s_std,
a399810c
HV		 1207};
1208
1209static struct video_device cx8802_mpeg_template = {
1210 .name = "cx8802",
a399810c
HV		 1211 .fops = &mpeg_fops,
1212 .ioctl_ops = &mpeg_ioctl_ops,
b3c4ee70 1213 .tvnorms = CX88_NORMS,
b930e1d8 1214 .current_norm = V4L2_STD_NTSC_M,
1da177e4
LT		 1215};
1216
1217/* ------------------------------------------------------------------ */
1218
6c5be74c
ST		 1219/* The CX8802 MPEG API will call this when we can use the hardware */
1220static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
1221{
1222 struct cx88_core *core = drv->core;
1223 int err = 0;
1224
6a59d64c 1225 switch (core->boardnr) {
6c5be74c
ST		 1226 case CX88_BOARD_HAUPPAUGE_HVR1300:
1227 /* By default, core setup will leave the cx22702 out of reset, on the bus.
1228 * We left the hardware on power up with the cx22702 active.
1229 * We're being given access to re-arrange the GPIOs.
1230 * Take the bus off the cx22702 and put the cx23416 on it.
1231 */
79392737
DB		 1232 /* Toggle reset on cx22702 leaving i2c active */
1233 cx_set(MO_GP0_IO, 0x00000080);
1234 udelay(1000);
1235 cx_clear(MO_GP0_IO, 0x00000080);
1236 udelay(50);
1237 cx_set(MO_GP0_IO, 0x00000080);
1238 udelay(1000);
1239 /* tri-state the cx22702 pins */
1240 cx_set(MO_GP0_IO, 0x00000004);
1241 udelay(1000);
6c5be74c
ST		 1242 break;
1243 default:
1244 err = -ENODEV;
1245 }
1246 return err;
1247}
1248
1249/* The CX8802 MPEG API will call this when we need to release the hardware */
1250static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
1251{
1252 struct cx88_core *core = drv->core;
1253 int err = 0;
1254
6a59d64c 1255 switch (core->boardnr) {
6c5be74c
ST		 1256 case CX88_BOARD_HAUPPAUGE_HVR1300:
1257 /* Exit leaving the cx23416 on the bus */
1258 break;
1259 default:
1260 err = -ENODEV;
1261 }
1262 return err;
1263}
1264
1da177e4
LT		 1265static void blackbird_unregister_video(struct cx8802_dev *dev)
1266{
1267 if (dev->mpeg_dev) {
f0813b4c 1268 if (video_is_registered(dev->mpeg_dev))
1da177e4
LT		 1269 video_unregister_device(dev->mpeg_dev);
1270 else
1271 video_device_release(dev->mpeg_dev);
1272 dev->mpeg_dev = NULL;
1273 }
1274}
1275
1276static int blackbird_register_video(struct cx8802_dev *dev)
1277{
1278 int err;
1279
1280 dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1281 &cx8802_mpeg_template,"mpeg");
63b0d5ad 1282 video_set_drvdata(dev->mpeg_dev, dev);
1da177e4
LT		 1283 err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1284 if (err < 0) {
1285 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1286 dev->core->name);
1287 return err;
1288 }
38c7c036
LP		 1289 printk(KERN_INFO "%s/2: registered device %s [mpeg]\n",
1290 dev->core->name, video_device_node_name(dev->mpeg_dev));
1da177e4
LT		 1291 return 0;
1292}
1293
1294/* ----------------------------------------------------------- */
1295
6c5be74c 1296static int cx8802_blackbird_probe(struct cx8802_driver *drv)
1da177e4 1297{
6c5be74c
ST		 1298 struct cx88_core *core = drv->core;
1299 struct cx8802_dev *dev = core->dvbdev;
1da177e4
LT		 1300 int err;
1301
32d83efc 1302 dprintk( 1, "%s\n", __func__);
6c5be74c 1303 dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
6a59d64c 1304 core->boardnr,
6c5be74c
ST		 1305 core->name,
1306 core->pci_bus,
1307 core->pci_slot);
1da177e4
LT		 1308
1309 err = -ENODEV;
6a59d64c 1310 if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD))
1da177e4
LT		 1311 goto fail_core;
1312
1da177e4 1313 dev->width = 720;
e52e98a7 1314 dev->height = 576;
f022156b 1315 cx2341x_fill_defaults(&dev->params);
45ad9f8b 1316 dev->params.port = CX2341X_PORT_STREAMING;
1da177e4 1317
b3c4ee70
MCC		 1318 cx8802_mpeg_template.current_norm = core->tvnorm;
1319
ed10b06d 1320 if (core->tvnorm & V4L2_STD_525_60) {
45f87a21
MK		 1321 dev->height = 480;
1322 } else {
1323 dev->height = 576;
0345c387
ST		 1324 }
1325
1da177e4
LT		 1326 /* blackbird stuff */
1327 printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1328 core->name);
1329 host_setup(dev->core);
1330
f9e54e0c 1331 blackbird_initialize_codec(dev);
1da177e4 1332 blackbird_register_video(dev);
e52e98a7
MCC		 1333
1334 /* initial device configuration: needed ? */
b3c4ee70
MCC		 1335 mutex_lock(&dev->core->lock);
1336// init_controls(core);
1337 cx88_set_tvnorm(core,core->tvnorm);
1338 cx88_video_mux(core,0);
1339 mutex_unlock(&dev->core->lock);
e52e98a7 1340
1da177e4
LT		 1341 return 0;
1342
1da177e4 1343 fail_core:
1da177e4
LT		 1344 return err;
1345}
1346
6c5be74c 1347static int cx8802_blackbird_remove(struct cx8802_driver *drv)
1da177e4 1348{
1da177e4 1349 /* blackbird */
6c5be74c 1350 blackbird_unregister_video(drv->core->dvbdev);
1da177e4 1351
6c5be74c 1352 return 0;
1da177e4
LT		 1353}
1354
6c5be74c
ST		 1355static struct cx8802_driver cx8802_blackbird_driver = {
1356 .type_id = CX88_MPEG_BLACKBIRD,
1357 .hw_access = CX8802_DRVCTL_SHARED,
1358 .probe = cx8802_blackbird_probe,
1359 .remove = cx8802_blackbird_remove,
1360 .advise_acquire = cx8802_blackbird_advise_acquire,
1361 .advise_release = cx8802_blackbird_advise_release,
1da177e4
LT		 1362};
1363
31d0f845 1364static int __init blackbird_init(void)
1da177e4
LT		 1365{
1366 printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1367 (CX88_VERSION_CODE >> 16) & 0xff,
1368 (CX88_VERSION_CODE >> 8) & 0xff,
1369 CX88_VERSION_CODE & 0xff);
1370#ifdef SNAPSHOT
1371 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1372 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1373#endif
6c5be74c 1374 return cx8802_register_driver(&cx8802_blackbird_driver);
1da177e4
LT		 1375}
1376
31d0f845 1377static void __exit blackbird_fini(void)
1da177e4 1378{
6c5be74c 1379 cx8802_unregister_driver(&cx8802_blackbird_driver);
1da177e4
LT		 1380}
1381
1382module_init(blackbird_init);
1383module_exit(blackbird_fini);
1384
b3c4ee70
MCC		 1385module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644);
1386MODULE_PARM_DESC(debug,"enable debug messages [video]");
6c5be74c 1387
1da177e4
LT		 1388/* ----------------------------------------------------------- */
1389/*
1390 * Local variables:
1391 * c-basic-offset: 8
1392 * End:
b45009b0 1393 * 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
1da177e4 1394 */
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