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Add linux-next specific files for 20110831
[linux-2.6/next.git] / drivers / media / video / cx23885 / cx23885.h
blobd86bc0b1317baca5fdd32b23fb6a1401396c1000
1 /*
2 * Driver for the Conexant CX23885 PCIe bridge
3 *
4 * Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22 #include <linux/pci.h>
23 #include <linux/i2c.h>
24 #include <linux/i2c-algo-bit.h>
25 #include <linux/kdev_t.h>
26 #include <linux/slab.h>
27
28 #include <media/v4l2-device.h>
29 #include <media/tuner.h>
30 #include <media/tveeprom.h>
31 #include <media/videobuf-dma-sg.h>
32 #include <media/videobuf-dvb.h>
33 #include <media/rc-core.h>
34
35 #include "btcx-risc.h"
36 #include "cx23885-reg.h"
37 #include "media/cx2341x.h"
38
39 #include <linux/mutex.h>
40
41 #define CX23885_VERSION "0.0.3"
42
43 #define UNSET (-1U)
44
45 #define CX23885_MAXBOARDS 8
46
47 /* Max number of inputs by card */
48 #define MAX_CX23885_INPUT 8
49 #define INPUT(nr) (&cx23885_boards[dev->board].input[nr])
50 #define RESOURCE_OVERLAY 1
51 #define RESOURCE_VIDEO 2
52 #define RESOURCE_VBI 4
53
54 #define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */
55
56 #define CX23885_BOARD_NOAUTO UNSET
57 #define CX23885_BOARD_UNKNOWN 0
58 #define CX23885_BOARD_HAUPPAUGE_HVR1800lp 1
59 #define CX23885_BOARD_HAUPPAUGE_HVR1800 2
60 #define CX23885_BOARD_HAUPPAUGE_HVR1250 3
61 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP 4
62 #define CX23885_BOARD_HAUPPAUGE_HVR1500Q 5
63 #define CX23885_BOARD_HAUPPAUGE_HVR1500 6
64 #define CX23885_BOARD_HAUPPAUGE_HVR1200 7
65 #define CX23885_BOARD_HAUPPAUGE_HVR1700 8
66 #define CX23885_BOARD_HAUPPAUGE_HVR1400 9
67 #define CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP 10
68 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP 11
69 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H 12
70 #define CX23885_BOARD_COMPRO_VIDEOMATE_E650F 13
71 #define CX23885_BOARD_TBS_6920 14
72 #define CX23885_BOARD_TEVII_S470 15
73 #define CX23885_BOARD_DVBWORLD_2005 16
74 #define CX23885_BOARD_NETUP_DUAL_DVBS2_CI 17
75 #define CX23885_BOARD_HAUPPAUGE_HVR1270 18
76 #define CX23885_BOARD_HAUPPAUGE_HVR1275 19
77 #define CX23885_BOARD_HAUPPAUGE_HVR1255 20
78 #define CX23885_BOARD_HAUPPAUGE_HVR1210 21
79 #define CX23885_BOARD_MYGICA_X8506 22
80 #define CX23885_BOARD_MAGICPRO_PROHDTVE2 23
81 #define CX23885_BOARD_HAUPPAUGE_HVR1850 24
82 #define CX23885_BOARD_COMPRO_VIDEOMATE_E800 25
83 #define CX23885_BOARD_HAUPPAUGE_HVR1290 26
84 #define CX23885_BOARD_MYGICA_X8558PRO 27
85 #define CX23885_BOARD_LEADTEK_WINFAST_PXTV1200 28
86 #define CX23885_BOARD_GOTVIEW_X5_3D_HYBRID 29
87 #define CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF 30
88 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H_XC4000 31
89
90 #define GPIO_0 0x00000001
91 #define GPIO_1 0x00000002
92 #define GPIO_2 0x00000004
93 #define GPIO_3 0x00000008
94 #define GPIO_4 0x00000010
95 #define GPIO_5 0x00000020
96 #define GPIO_6 0x00000040
97 #define GPIO_7 0x00000080
98 #define GPIO_8 0x00000100
99 #define GPIO_9 0x00000200
100 #define GPIO_10 0x00000400
101 #define GPIO_11 0x00000800
102 #define GPIO_12 0x00001000
103 #define GPIO_13 0x00002000
104 #define GPIO_14 0x00004000
105 #define GPIO_15 0x00008000
106
107 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
108 #define CX23885_NORMS (\
109 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
110 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
111 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
112 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
113
114 struct cx23885_fmt {
115 char *name;
116 u32 fourcc; /* v4l2 format id */
117 int depth;
118 int flags;
119 u32 cxformat;
120 };
121
122 struct cx23885_ctrl {
123 struct v4l2_queryctrl v;
124 u32 off;
125 u32 reg;
126 u32 mask;
127 u32 shift;
128 };
129
130 struct cx23885_tvnorm {
131 char *name;
132 v4l2_std_id id;
133 u32 cxiformat;
134 u32 cxoformat;
135 };
136
137 struct cx23885_fh {
138 struct cx23885_dev *dev;
139 enum v4l2_buf_type type;
140 int radio;
141 u32 resources;
142
143 /* video overlay */
144 struct v4l2_window win;
145 struct v4l2_clip *clips;
146 unsigned int nclips;
147
148 /* video capture */
149 struct cx23885_fmt *fmt;
150 unsigned int width, height;
151
152 /* vbi capture */
153 struct videobuf_queue vidq;
154 struct videobuf_queue vbiq;
155
156 /* MPEG Encoder specifics ONLY */
157 struct videobuf_queue mpegq;
158 atomic_t v4l_reading;
159 };
160
161 enum cx23885_itype {
162 CX23885_VMUX_COMPOSITE1 = 1,
163 CX23885_VMUX_COMPOSITE2,
164 CX23885_VMUX_COMPOSITE3,
165 CX23885_VMUX_COMPOSITE4,
166 CX23885_VMUX_SVIDEO,
167 CX23885_VMUX_COMPONENT,
168 CX23885_VMUX_TELEVISION,
169 CX23885_VMUX_CABLE,
170 CX23885_VMUX_DVB,
171 CX23885_VMUX_DEBUG,
172 CX23885_RADIO,
173 };
174
175 enum cx23885_src_sel_type {
176 CX23885_SRC_SEL_EXT_656_VIDEO = 0,
177 CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
178 };
179
180 /* buffer for one video frame */
181 struct cx23885_buffer {
182 /* common v4l buffer stuff -- must be first */
183 struct videobuf_buffer vb;
184
185 /* cx23885 specific */
186 unsigned int bpl;
187 struct btcx_riscmem risc;
188 struct cx23885_fmt *fmt;
189 u32 count;
190 };
191
192 struct cx23885_input {
193 enum cx23885_itype type;
194 unsigned int vmux;
195 u32 gpio0, gpio1, gpio2, gpio3;
196 };
197
198 typedef enum {
199 CX23885_MPEG_UNDEFINED = 0,
200 CX23885_MPEG_DVB,
201 CX23885_ANALOG_VIDEO,
202 CX23885_MPEG_ENCODER,
203 } port_t;
204
205 struct cx23885_board {
206 char *name;
207 port_t porta, portb, portc;
208 int num_fds_portb, num_fds_portc;
209 unsigned int tuner_type;
210 unsigned int radio_type;
211 unsigned char tuner_addr;
212 unsigned char radio_addr;
213 unsigned int tuner_bus;
214
215 /* Vendors can and do run the PCIe bridge at different
216 * clock rates, driven physically by crystals on the PCBs.
217 * The core has to accommodate this. This allows the user
218 * to add new boards with new frequencys. The value is
219 * expressed in Hz.
220 *
221 * The core framework will default this value based on
222 * current designs, but it can vary.
223 */
224 u32 clk_freq;
225 struct cx23885_input input[MAX_CX23885_INPUT];
226 int ci_type; /* for NetUP */
227 };
228
229 struct cx23885_subid {
230 u16 subvendor;
231 u16 subdevice;
232 u32 card;
233 };
234
235 struct cx23885_i2c {
236 struct cx23885_dev *dev;
237
238 int nr;
239
240 /* i2c i/o */
241 struct i2c_adapter i2c_adap;
242 struct i2c_algo_bit_data i2c_algo;
243 struct i2c_client i2c_client;
244 u32 i2c_rc;
245
246 /* 885 registers used for raw addess */
247 u32 i2c_period;
248 u32 reg_ctrl;
249 u32 reg_stat;
250 u32 reg_addr;
251 u32 reg_rdata;
252 u32 reg_wdata;
253 };
254
255 struct cx23885_dmaqueue {
256 struct list_head active;
257 struct list_head queued;
258 struct timer_list timeout;
259 struct btcx_riscmem stopper;
260 u32 count;
261 };
262
263 struct cx23885_tsport {
264 struct cx23885_dev *dev;
265
266 int nr;
267 int sram_chno;
268
269 struct videobuf_dvb_frontends frontends;
270
271 /* dma queues */
272 struct cx23885_dmaqueue mpegq;
273 u32 ts_packet_size;
274 u32 ts_packet_count;
275
276 int width;
277 int height;
278
279 spinlock_t slock;
280
281 /* registers */
282 u32 reg_gpcnt;
283 u32 reg_gpcnt_ctl;
284 u32 reg_dma_ctl;
285 u32 reg_lngth;
286 u32 reg_hw_sop_ctrl;
287 u32 reg_gen_ctrl;
288 u32 reg_bd_pkt_status;
289 u32 reg_sop_status;
290 u32 reg_fifo_ovfl_stat;
291 u32 reg_vld_misc;
292 u32 reg_ts_clk_en;
293 u32 reg_ts_int_msk;
294 u32 reg_ts_int_stat;
295 u32 reg_src_sel;
296
297 /* Default register vals */
298 int pci_irqmask;
299 u32 dma_ctl_val;
300 u32 ts_int_msk_val;
301 u32 gen_ctrl_val;
302 u32 ts_clk_en_val;
303 u32 src_sel_val;
304 u32 vld_misc_val;
305 u32 hw_sop_ctrl_val;
306
307 /* Allow a single tsport to have multiple frontends */
308 u32 num_frontends;
309 void (*gate_ctrl)(struct cx23885_tsport *port, int open);
310 void *port_priv;
311 };
312
313 struct cx23885_kernel_ir {
314 struct cx23885_dev *cx;
315 char *name;
316 char *phys;
317
318 struct rc_dev *rc;
319 };
320
321 struct cx23885_dev {
322 atomic_t refcount;
323 struct v4l2_device v4l2_dev;
324
325 /* pci stuff */
326 struct pci_dev *pci;
327 unsigned char pci_rev, pci_lat;
328 int pci_bus, pci_slot;
329 u32 __iomem *lmmio;
330 u8 __iomem *bmmio;
331 int pci_irqmask;
332 spinlock_t pci_irqmask_lock; /* protects mask reg too */
333 int hwrevision;
334
335 /* This valud is board specific and is used to configure the
336 * AV core so we see nice clean and stable video and audio. */
337 u32 clk_freq;
338
339 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
340 struct cx23885_i2c i2c_bus[3];
341
342 int nr;
343 struct mutex lock;
344 struct mutex gpio_lock;
345
346 /* board details */
347 unsigned int board;
348 char name[32];
349
350 struct cx23885_tsport ts1, ts2;
351
352 /* sram configuration */
353 struct sram_channel *sram_channels;
354
355 enum {
356 CX23885_BRIDGE_UNDEFINED = 0,
357 CX23885_BRIDGE_885 = 885,
358 CX23885_BRIDGE_887 = 887,
359 CX23885_BRIDGE_888 = 888,
360 } bridge;
361
362 /* Analog video */
363 u32 resources;
364 unsigned int input;
365 u32 tvaudio;
366 v4l2_std_id tvnorm;
367 unsigned int tuner_type;
368 unsigned char tuner_addr;
369 unsigned int tuner_bus;
370 unsigned int radio_type;
371 unsigned char radio_addr;
372 unsigned int has_radio;
373 struct v4l2_subdev *sd_cx25840;
374 struct work_struct cx25840_work;
375
376 /* Infrared */
377 struct v4l2_subdev *sd_ir;
378 struct work_struct ir_rx_work;
379 unsigned long ir_rx_notifications;
380 struct work_struct ir_tx_work;
381 unsigned long ir_tx_notifications;
382
383 struct cx23885_kernel_ir *kernel_ir;
384 atomic_t ir_input_stopping;
385
386 /* V4l */
387 u32 freq;
388 struct video_device *video_dev;
389 struct video_device *vbi_dev;
390 struct video_device *radio_dev;
391
392 struct cx23885_dmaqueue vidq;
393 struct cx23885_dmaqueue vbiq;
394 spinlock_t slock;
395
396 /* MPEG Encoder ONLY settings */
397 u32 cx23417_mailbox;
398 struct cx2341x_mpeg_params mpeg_params;
399 struct video_device *v4l_device;
400 atomic_t v4l_reader_count;
401 struct cx23885_tvnorm encodernorm;
402
403 };
404
405 static inline struct cx23885_dev *to_cx23885(struct v4l2_device *v4l2_dev)
406 {
407 return container_of(v4l2_dev, struct cx23885_dev, v4l2_dev);
408 }
409
410 #define call_all(dev, o, f, args...) \
411 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
412
413 #define CX23885_HW_888_IR (1 << 0)
414 #define CX23885_HW_AV_CORE (1 << 1)
415
416 #define call_hw(dev, grpid, o, f, args...) \
417 v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
418
419 extern struct v4l2_subdev *cx23885_find_hw(struct cx23885_dev *dev, u32 hw);
420
421 #define SRAM_CH01 0 /* Video A */
422 #define SRAM_CH02 1 /* VBI A */
423 #define SRAM_CH03 2 /* Video B */
424 #define SRAM_CH04 3 /* Transport via B */
425 #define SRAM_CH05 4 /* VBI B */
426 #define SRAM_CH06 5 /* Video C */
427 #define SRAM_CH07 6 /* Transport via C */
428 #define SRAM_CH08 7 /* Audio Internal A */
429 #define SRAM_CH09 8 /* Audio Internal B */
430 #define SRAM_CH10 9 /* Audio External */
431 #define SRAM_CH11 10 /* COMB_3D_N */
432 #define SRAM_CH12 11 /* Comb 3D N1 */
433 #define SRAM_CH13 12 /* Comb 3D N2 */
434 #define SRAM_CH14 13 /* MOE Vid */
435 #define SRAM_CH15 14 /* MOE RSLT */
436
437 struct sram_channel {
438 char *name;
439 u32 cmds_start;
440 u32 ctrl_start;
441 u32 cdt;
442 u32 fifo_start;
443 u32 fifo_size;
444 u32 ptr1_reg;
445 u32 ptr2_reg;
446 u32 cnt1_reg;
447 u32 cnt2_reg;
448 u32 jumponly;
449 };
450
451 /* ----------------------------------------------------------- */
452
453 #define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
454 #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
455
456 #define cx_andor(reg, mask, value) \
457 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
458 ((value) & (mask)), dev->lmmio+((reg)>>2))
459
460 #define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
461 #define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
462
463 /* ----------------------------------------------------------- */
464 /* cx23885-core.c */
465
466 extern int cx23885_sram_channel_setup(struct cx23885_dev *dev,
467 struct sram_channel *ch,
468 unsigned int bpl, u32 risc);
469
470 extern void cx23885_sram_channel_dump(struct cx23885_dev *dev,
471 struct sram_channel *ch);
472
473 extern int cx23885_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
474 u32 reg, u32 mask, u32 value);
475
476 extern int cx23885_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
477 struct scatterlist *sglist,
478 unsigned int top_offset, unsigned int bottom_offset,
479 unsigned int bpl, unsigned int padding, unsigned int lines);
480
481 void cx23885_cancel_buffers(struct cx23885_tsport *port);
482
483 extern int cx23885_restart_queue(struct cx23885_tsport *port,
484 struct cx23885_dmaqueue *q);
485
486 extern void cx23885_wakeup(struct cx23885_tsport *port,
487 struct cx23885_dmaqueue *q, u32 count);
488
489 extern void cx23885_gpio_set(struct cx23885_dev *dev, u32 mask);
490 extern void cx23885_gpio_clear(struct cx23885_dev *dev, u32 mask);
491 extern u32 cx23885_gpio_get(struct cx23885_dev *dev, u32 mask);
492 extern void cx23885_gpio_enable(struct cx23885_dev *dev, u32 mask,
493 int asoutput);
494
495 extern void cx23885_irq_add_enable(struct cx23885_dev *dev, u32 mask);
496 extern void cx23885_irq_enable(struct cx23885_dev *dev, u32 mask);
497 extern void cx23885_irq_disable(struct cx23885_dev *dev, u32 mask);
498 extern void cx23885_irq_remove(struct cx23885_dev *dev, u32 mask);
499
500 /* ----------------------------------------------------------- */
501 /* cx23885-cards.c */
502 extern struct cx23885_board cx23885_boards[];
503 extern const unsigned int cx23885_bcount;
504
505 extern struct cx23885_subid cx23885_subids[];
506 extern const unsigned int cx23885_idcount;
507
508 extern int cx23885_tuner_callback(void *priv, int component,
509 int command, int arg);
510 extern void cx23885_card_list(struct cx23885_dev *dev);
511 extern int cx23885_ir_init(struct cx23885_dev *dev);
512 extern void cx23885_ir_pci_int_enable(struct cx23885_dev *dev);
513 extern void cx23885_ir_fini(struct cx23885_dev *dev);
514 extern void cx23885_gpio_setup(struct cx23885_dev *dev);
515 extern void cx23885_card_setup(struct cx23885_dev *dev);
516 extern void cx23885_card_setup_pre_i2c(struct cx23885_dev *dev);
517
518 extern int cx23885_dvb_register(struct cx23885_tsport *port);
519 extern int cx23885_dvb_unregister(struct cx23885_tsport *port);
520
521 extern int cx23885_buf_prepare(struct videobuf_queue *q,
522 struct cx23885_tsport *port,
523 struct cx23885_buffer *buf,
524 enum v4l2_field field);
525 extern void cx23885_buf_queue(struct cx23885_tsport *port,
526 struct cx23885_buffer *buf);
527 extern void cx23885_free_buffer(struct videobuf_queue *q,
528 struct cx23885_buffer *buf);
529
530 /* ----------------------------------------------------------- */
531 /* cx23885-video.c */
532 /* Video */
533 extern int cx23885_video_register(struct cx23885_dev *dev);
534 extern void cx23885_video_unregister(struct cx23885_dev *dev);
535 extern int cx23885_video_irq(struct cx23885_dev *dev, u32 status);
536
537 /* ----------------------------------------------------------- */
538 /* cx23885-vbi.c */
539 extern int cx23885_vbi_fmt(struct file *file, void *priv,
540 struct v4l2_format *f);
541 extern void cx23885_vbi_timeout(unsigned long data);
542 extern struct videobuf_queue_ops cx23885_vbi_qops;
543
544 /* cx23885-i2c.c */
545 extern int cx23885_i2c_register(struct cx23885_i2c *bus);
546 extern int cx23885_i2c_unregister(struct cx23885_i2c *bus);
547 extern void cx23885_av_clk(struct cx23885_dev *dev, int enable);
548
549 /* ----------------------------------------------------------- */
550 /* cx23885-417.c */
551 extern int cx23885_417_register(struct cx23885_dev *dev);
552 extern void cx23885_417_unregister(struct cx23885_dev *dev);
553 extern int cx23885_irq_417(struct cx23885_dev *dev, u32 status);
554 extern void cx23885_417_check_encoder(struct cx23885_dev *dev);
555 extern void cx23885_mc417_init(struct cx23885_dev *dev);
556 extern int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value);
557 extern int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value);
558 extern int mc417_register_read(struct cx23885_dev *dev,
559 u16 address, u32 *value);
560 extern int mc417_register_write(struct cx23885_dev *dev,
561 u16 address, u32 value);
562 extern void mc417_gpio_set(struct cx23885_dev *dev, u32 mask);
563 extern void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask);
564 extern void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput);
565
566
567 /* ----------------------------------------------------------- */
568 /* tv norms */
569
570 static inline unsigned int norm_maxw(v4l2_std_id norm)
571 {
572 return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
573 }
574
575 static inline unsigned int norm_maxh(v4l2_std_id norm)
576 {
577 return (norm & V4L2_STD_625_50) ? 576 : 480;
578 }
579
580 static inline unsigned int norm_swidth(v4l2_std_id norm)
581 {
582 return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 754 : 922;
583 }
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