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24#ifndef CX25821_H_
25#define CX25821_H_
26
27#include <linux/pci.h>
28#include <linux/i2c.h>
29#include <linux/i2c-algo-bit.h>
30#include <linux/interrupt.h>
31#include <linux/delay.h>
32#include <linux/sched.h>
33#include <linux/kdev_t.h>
34#include <linux/smp_lock.h>
35
36#include <media/v4l2-common.h>
37#include <media/v4l2-device.h>
38#include <media/tuner.h>
39#include <media/tveeprom.h>
40#include <media/videobuf-dma-sg.h>
41#include <media/videobuf-dvb.h>
42
43#include "btcx-risc.h"
44#include "cx25821-reg.h"
45#include "cx25821-medusa-reg.h"
46#include "cx25821-sram.h"
47#include "cx25821-audio.h"
48#include "media/cx2341x.h"
49
50#include <linux/version.h>
51#include <linux/mutex.h>
52
53#define CX25821_VERSION_CODE KERNEL_VERSION(0, 0, 106)
54
55#define UNSET (-1U)
56#define NO_SYNC_LINE (-1U)
57
58#define CX25821_MAXBOARDS 2
59
60#define TRUE 1
61#define FALSE 0
62#define LINE_SIZE_D1 1440
63
64
65#define MAX_DECODERS 8
66#define MAX_ENCODERS 2
67#define QUAD_DECODERS 4
68#define MAX_CAMERAS 16
69
70
71#define MAX_CX25821_INPUT 8
72#define INPUT(nr) (&cx25821_boards[dev->board].input[nr])
73#define RESOURCE_VIDEO0 1
74#define RESOURCE_VIDEO1 2
75#define RESOURCE_VIDEO2 4
76#define RESOURCE_VIDEO3 8
77#define RESOURCE_VIDEO4 16
78#define RESOURCE_VIDEO5 32
79#define RESOURCE_VIDEO6 64
80#define RESOURCE_VIDEO7 128
81#define RESOURCE_VIDEO8 256
82#define RESOURCE_VIDEO9 512
83#define RESOURCE_VIDEO10 1024
84#define RESOURCE_VIDEO11 2048
85#define RESOURCE_VIDEO_IOCTL 4096
86
87#define BUFFER_TIMEOUT (HZ)
88
89#define UNKNOWN_BOARD 0
90#define CX25821_BOARD 1
91
92
93#define CX25821_NORMS (\
94 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR | \
95 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
96 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_H | \
97 V4L2_STD_PAL_Nc)
98
99#define CX25821_BOARD_CONEXANT_ATHENA10 1
100#define MAX_VID_CHANNEL_NUM 12
101#define VID_CHANNEL_NUM 8
102
103struct cx25821_fmt {
104 char *name;
105 u32 fourcc;
106 int depth;
107 int flags;
108 u32 cxformat;
109};
110
111struct cx25821_ctrl {
112 struct v4l2_queryctrl v;
113 u32 off;
114 u32 reg;
115 u32 mask;
116 u32 shift;
117};
118
119struct cx25821_tvnorm {
120 char *name;
121 v4l2_std_id id;
122 u32 cxiformat;
123 u32 cxoformat;
124};
125
126struct cx25821_fh {
127 struct cx25821_dev *dev;
128 enum v4l2_buf_type type;
129 int radio;
130 u32 resources;
131
132 enum v4l2_priority prio;
133
134
135 struct v4l2_window win;
136 struct v4l2_clip *clips;
137 unsigned int nclips;
138
139
140 struct cx25821_fmt *fmt;
141 unsigned int width, height;
142 int channel_id;
143
144
145 struct videobuf_queue vidq;
146 struct videobuf_queue vbiq;
147
148
149 struct videobuf_queue mpegq;
150 atomic_t v4l_reading;
151};
152
153enum cx25821_itype {
154 CX25821_VMUX_COMPOSITE = 1,
155 CX25821_VMUX_SVIDEO,
156 CX25821_VMUX_DEBUG,
157 CX25821_RADIO,
158};
159
160enum cx25821_src_sel_type {
161 CX25821_SRC_SEL_EXT_656_VIDEO = 0,
162 CX25821_SRC_SEL_PARALLEL_MPEG_VIDEO
163};
164
165
166struct cx25821_buffer {
167
168 struct videobuf_buffer vb;
169
170
171 unsigned int bpl;
172 struct btcx_riscmem risc;
173 struct cx25821_fmt *fmt;
174 u32 count;
175};
176
177struct cx25821_input {
178 enum cx25821_itype type;
179 unsigned int vmux;
180 u32 gpio0, gpio1, gpio2, gpio3;
181};
182
183typedef enum {
184 CX25821_UNDEFINED = 0,
185 CX25821_RAW,
186 CX25821_264
187} port_t;
188
189struct cx25821_board {
190 char *name;
191 port_t porta, portb, portc;
192 unsigned int tuner_type;
193 unsigned int radio_type;
194 unsigned char tuner_addr;
195 unsigned char radio_addr;
196
197 u32 clk_freq;
198 struct cx25821_input input[2];
199};
200
201struct cx25821_subid {
202 u16 subvendor;
203 u16 subdevice;
204 u32 card;
205};
206
207struct cx25821_i2c {
208 struct cx25821_dev *dev;
209
210 int nr;
211
212
213 struct i2c_adapter i2c_adap;
214 struct i2c_algo_bit_data i2c_algo;
215 struct i2c_client i2c_client;
216 u32 i2c_rc;
217
218
219 u32 i2c_period;
220 u32 reg_ctrl;
221 u32 reg_stat;
222 u32 reg_addr;
223 u32 reg_rdata;
224 u32 reg_wdata;
225};
226
227struct cx25821_dmaqueue {
228 struct list_head active;
229 struct list_head queued;
230 struct timer_list timeout;
231 struct btcx_riscmem stopper;
232 u32 count;
233};
234
235struct cx25821_data {
236 struct cx25821_dev *dev;
237 struct sram_channel *channel;
238};
239
240struct cx25821_channel {
241 struct v4l2_prio_state prio;
242
243 int ctl_bright;
244 int ctl_contrast;
245 int ctl_hue;
246 int ctl_saturation;
247 struct cx25821_data timeout_data;
248
249 struct video_device *video_dev;
250 struct cx25821_dmaqueue vidq;
251
252 struct sram_channel *sram_channels;
253
254 struct mutex lock;
255 int resources;
256
257 int pixel_formats;
258 int use_cif_resolution;
259 int cif_width;
260};
261
262struct cx25821_dev {
263 struct list_head devlist;
264 atomic_t refcount;
265 struct v4l2_device v4l2_dev;
266
267
268 struct pci_dev *pci;
269 unsigned char pci_rev, pci_lat;
270 int pci_bus, pci_slot;
271 u32 base_io_addr;
272 u32 __iomem *lmmio;
273 u8 __iomem *bmmio;
274 int pci_irqmask;
275 int hwrevision;
276
277 u32 clk_freq;
278
279
280 struct cx25821_i2c i2c_bus[3];
281
282 int nr;
283 struct mutex lock;
284
285 struct cx25821_channel channels[MAX_VID_CHANNEL_NUM];
286
287
288 unsigned int board;
289 char name[32];
290
291
292 u32 resources;
293 unsigned int input;
294 u32 tvaudio;
295 v4l2_std_id tvnorm;
296 unsigned int tuner_type;
297 unsigned char tuner_addr;
298 unsigned int radio_type;
299 unsigned char radio_addr;
300 unsigned int has_radio;
301 unsigned int videc_type;
302 unsigned char videc_addr;
303 unsigned short _max_num_decoders;
304
305
306 int _audio_is_running;
307 int _audiopixel_format;
308 int _is_first_audio_frame;
309 int _audiofile_status;
310 int _audio_lines_count;
311 int _audioframe_count;
312 int _audio_upstream_channel_select;
313 int _last_index_irq;
314
315 __le32 *_risc_audio_jmp_addr;
316 __le32 *_risc_virt_start_addr;
317 __le32 *_risc_virt_addr;
318 dma_addr_t _risc_phys_addr;
319 dma_addr_t _risc_phys_start_addr;
320
321 unsigned int _audiorisc_size;
322 unsigned int _audiodata_buf_size;
323 __le32 *_audiodata_buf_virt_addr;
324 dma_addr_t _audiodata_buf_phys_addr;
325 char *_audiofilename;
326
327
328 u32 freq;
329 struct video_device *vbi_dev;
330 struct video_device *radio_dev;
331 struct video_device *ioctl_dev;
332
333 spinlock_t slock;
334
335
336 int _line_size;
337 int _prog_cnt;
338 int _pixel_format;
339 int _is_first_frame;
340 int _is_running;
341 int _file_status;
342 int _lines_count;
343 int _frame_count;
344 int _channel_upstream_select;
345 unsigned int _risc_size;
346
347 __le32 *_dma_virt_start_addr;
348 __le32 *_dma_virt_addr;
349 dma_addr_t _dma_phys_addr;
350 dma_addr_t _dma_phys_start_addr;
351
352 unsigned int _data_buf_size;
353 __le32 *_data_buf_virt_addr;
354 dma_addr_t _data_buf_phys_addr;
355 char *_filename;
356 char *_defaultname;
357
358 int _line_size_ch2;
359 int _prog_cnt_ch2;
360 int _pixel_format_ch2;
361 int _is_first_frame_ch2;
362 int _is_running_ch2;
363 int _file_status_ch2;
364 int _lines_count_ch2;
365 int _frame_count_ch2;
366 int _channel2_upstream_select;
367 unsigned int _risc_size_ch2;
368
369 __le32 *_dma_virt_start_addr_ch2;
370 __le32 *_dma_virt_addr_ch2;
371 dma_addr_t _dma_phys_addr_ch2;
372 dma_addr_t _dma_phys_start_addr_ch2;
373
374 unsigned int _data_buf_size_ch2;
375 __le32 *_data_buf_virt_addr_ch2;
376 dma_addr_t _data_buf_phys_addr_ch2;
377 char *_filename_ch2;
378 char *_defaultname_ch2;
379
380
381 u32 cx23417_mailbox;
382 struct cx2341x_mpeg_params mpeg_params;
383 struct video_device *v4l_device;
384 atomic_t v4l_reader_count;
385 struct cx25821_tvnorm encodernorm;
386
387 u32 upstream_riscbuf_size;
388 u32 upstream_databuf_size;
389 u32 upstream_riscbuf_size_ch2;
390 u32 upstream_databuf_size_ch2;
391 u32 audio_upstream_riscbuf_size;
392 u32 audio_upstream_databuf_size;
393 int _isNTSC;
394 int _frame_index;
395 int _audioframe_index;
396 struct workqueue_struct *_irq_queues;
397 struct work_struct _irq_work_entry;
398 struct workqueue_struct *_irq_queues_ch2;
399 struct work_struct _irq_work_entry_ch2;
400 struct workqueue_struct *_irq_audio_queues;
401 struct work_struct _audio_work_entry;
402 char *input_filename;
403 char *input_filename_ch2;
404 int _frame_index_ch2;
405 int _isNTSC_ch2;
406 char *vid_stdname_ch2;
407 int pixel_format_ch2;
408 int channel_select_ch2;
409 int command_ch2;
410 char *input_audiofilename;
411 char *vid_stdname;
412 int pixel_format;
413 int channel_select;
414 int command;
415 int channel_opened;
416};
417
418struct upstream_user_struct {
419 char *input_filename;
420 char *vid_stdname;
421 int pixel_format;
422 int channel_select;
423 int command;
424};
425
426struct downstream_user_struct {
427 char *vid_stdname;
428 int pixel_format;
429 int cif_resolution_enable;
430 int cif_width;
431 int decoder_select;
432 int command;
433 int reg_address;
434 int reg_data;
435};
436
437extern struct upstream_user_struct *up_data;
438
439static inline struct cx25821_dev *get_cx25821(struct v4l2_device *v4l2_dev)
440{
441 return container_of(v4l2_dev, struct cx25821_dev, v4l2_dev);
442}
443
444#define cx25821_call_all(dev, o, f, args...) \
445 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
446
447extern struct list_head cx25821_devlist;
448extern struct cx25821_board cx25821_boards[];
449extern struct cx25821_subid cx25821_subids[];
450
451#define SRAM_CH00 0
452#define SRAM_CH01 1
453#define SRAM_CH02 2
454#define SRAM_CH03 3
455#define SRAM_CH04 4
456#define SRAM_CH05 5
457#define SRAM_CH06 6
458#define SRAM_CH07 7
459
460#define SRAM_CH08 8
461#define SRAM_CH09 9
462#define SRAM_CH10 10
463#define SRAM_CH11 11
464
465#define VID_UPSTREAM_SRAM_CHANNEL_I SRAM_CH09
466#define VID_UPSTREAM_SRAM_CHANNEL_J SRAM_CH10
467#define AUDIO_UPSTREAM_SRAM_CHANNEL_B SRAM_CH11
468#define VIDEO_IOCTL_CH 11
469
470struct sram_channel {
471 char *name;
472 u32 i;
473 u32 cmds_start;
474 u32 ctrl_start;
475 u32 cdt;
476 u32 fifo_start;
477 u32 fifo_size;
478 u32 ptr1_reg;
479 u32 ptr2_reg;
480 u32 cnt1_reg;
481 u32 cnt2_reg;
482 u32 int_msk;
483 u32 int_stat;
484 u32 int_mstat;
485 u32 dma_ctl;
486 u32 gpcnt_ctl;
487 u32 gpcnt;
488 u32 aud_length;
489 u32 aud_cfg;
490 u32 fld_aud_fifo_en;
491 u32 fld_aud_risc_en;
492
493
494 u32 vid_fmt_ctl;
495 u32 vid_active_ctl1;
496 u32 vid_active_ctl2;
497 u32 vid_cdt_size;
498
499 u32 vip_ctl;
500 u32 pix_frmt;
501 u32 jumponly;
502 u32 irq_bit;
503};
504extern struct sram_channel cx25821_sram_channels[];
505
506#define STATUS_SUCCESS 0
507#define STATUS_UNSUCCESSFUL -1
508
509#define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
510#define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
511
512#define cx_andor(reg, mask, value) \
513 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
514 ((value) & (mask)), dev->lmmio+((reg)>>2))
515
516#define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
517#define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
518
519#define Set_GPIO_Bit(Bit) (1 << Bit)
520#define Clear_GPIO_Bit(Bit) (~(1 << Bit))
521
522#define CX25821_ERR(fmt, args...) \
523 pr_err("(%d): " fmt, dev->board, ##args)
524#define CX25821_WARN(fmt, args...) \
525 pr_warn("(%d): " fmt, dev->board, ##args)
526#define CX25821_INFO(fmt, args...) \
527 pr_info("(%d): " fmt, dev->board, ##args)
528
529extern int cx25821_i2c_register(struct cx25821_i2c *bus);
530extern void cx25821_card_setup(struct cx25821_dev *dev);
531extern int cx25821_ir_init(struct cx25821_dev *dev);
532extern int cx25821_i2c_read(struct cx25821_i2c *bus, u16 reg_addr, int *value);
533extern int cx25821_i2c_write(struct cx25821_i2c *bus, u16 reg_addr, int value);
534extern int cx25821_i2c_unregister(struct cx25821_i2c *bus);
535extern void cx25821_gpio_init(struct cx25821_dev *dev);
536extern void cx25821_set_gpiopin_direction(struct cx25821_dev *dev,
537 int pin_number, int pin_logic_value);
538
539extern int medusa_video_init(struct cx25821_dev *dev);
540extern int medusa_set_videostandard(struct cx25821_dev *dev);
541extern void medusa_set_resolution(struct cx25821_dev *dev, int width,
542 int decoder_select);
543extern int medusa_set_brightness(struct cx25821_dev *dev, int brightness,
544 int decoder);
545extern int medusa_set_contrast(struct cx25821_dev *dev, int contrast,
546 int decoder);
547extern int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder);
548extern int medusa_set_saturation(struct cx25821_dev *dev, int saturation,
549 int decoder);
550
551extern int cx25821_sram_channel_setup(struct cx25821_dev *dev,
552 struct sram_channel *ch, unsigned int bpl,
553 u32 risc);
554
555extern int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
556 struct scatterlist *sglist,
557 unsigned int top_offset,
558 unsigned int bottom_offset,
559 unsigned int bpl,
560 unsigned int padding, unsigned int lines);
561extern int cx25821_risc_databuffer_audio(struct pci_dev *pci,
562 struct btcx_riscmem *risc,
563 struct scatterlist *sglist,
564 unsigned int bpl,
565 unsigned int lines, unsigned int lpi);
566extern void cx25821_free_buffer(struct videobuf_queue *q,
567 struct cx25821_buffer *buf);
568extern int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
569 u32 reg, u32 mask, u32 value);
570extern void cx25821_sram_channel_dump(struct cx25821_dev *dev,
571 struct sram_channel *ch);
572extern void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
573 struct sram_channel *ch);
574
575extern struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci);
576extern void cx25821_print_irqbits(char *name, char *tag, char **strings,
577 int len, u32 bits, u32 mask);
578extern void cx25821_dev_unregister(struct cx25821_dev *dev);
579extern int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
580 struct sram_channel *ch,
581 unsigned int bpl, u32 risc);
582
583extern int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev,
584 int channel_select, int pixel_format);
585extern int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev,
586 int channel_select, int pixel_format);
587extern int cx25821_audio_upstream_init(struct cx25821_dev *dev,
588 int channel_select);
589extern void cx25821_free_mem_upstream_ch1(struct cx25821_dev *dev);
590extern void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev);
591extern void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev);
592extern void cx25821_start_upstream_video_ch1(struct cx25821_dev *dev,
593 struct upstream_user_struct
594 *up_data);
595extern void cx25821_start_upstream_video_ch2(struct cx25821_dev *dev,
596 struct upstream_user_struct
597 *up_data);
598extern void cx25821_start_upstream_audio(struct cx25821_dev *dev,
599 struct upstream_user_struct *up_data);
600extern void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev);
601extern void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev);
602extern void cx25821_stop_upstream_audio(struct cx25821_dev *dev);
603extern int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
604 struct sram_channel *ch,
605 unsigned int bpl, u32 risc);
606extern void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel,
607 u32 format);
608extern void cx25821_videoioctl_unregister(struct cx25821_dev *dev);
609extern struct video_device *cx25821_vdev_init(struct cx25821_dev *dev,
610 struct pci_dev *pci,
611 struct video_device *template,
612 char *type);
613#endif
614