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[media] ir-core: make struct rc_dev the primary interface
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / media / video / cx23885 / cx23885.h
blobf350d88944e8e1a972660fa427f60d3b1ae3ae04
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/ir-core.h>
34
35 #include "btcx-risc.h"
36 #include "cx23885-reg.h"
37 #include "media/cx2341x.h"
38
39 #include <linux/version.h>
40 #include <linux/mutex.h>
41
42 #define CX23885_VERSION_CODE KERNEL_VERSION(0, 0, 2)
43
44 #define UNSET (-1U)
45
46 #define CX23885_MAXBOARDS 8
47
48 /* Max number of inputs by card */
49 #define MAX_CX23885_INPUT 8
50 #define INPUT(nr) (&cx23885_boards[dev->board].input[nr])
51 #define RESOURCE_OVERLAY 1
52 #define RESOURCE_VIDEO 2
53 #define RESOURCE_VBI 4
54
55 #define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */
56
57 #define CX23885_BOARD_NOAUTO UNSET
58 #define CX23885_BOARD_UNKNOWN 0
59 #define CX23885_BOARD_HAUPPAUGE_HVR1800lp 1
60 #define CX23885_BOARD_HAUPPAUGE_HVR1800 2
61 #define CX23885_BOARD_HAUPPAUGE_HVR1250 3
62 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP 4
63 #define CX23885_BOARD_HAUPPAUGE_HVR1500Q 5
64 #define CX23885_BOARD_HAUPPAUGE_HVR1500 6
65 #define CX23885_BOARD_HAUPPAUGE_HVR1200 7
66 #define CX23885_BOARD_HAUPPAUGE_HVR1700 8
67 #define CX23885_BOARD_HAUPPAUGE_HVR1400 9
68 #define CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP 10
69 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP 11
70 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H 12
71 #define CX23885_BOARD_COMPRO_VIDEOMATE_E650F 13
72 #define CX23885_BOARD_TBS_6920 14
73 #define CX23885_BOARD_TEVII_S470 15
74 #define CX23885_BOARD_DVBWORLD_2005 16
75 #define CX23885_BOARD_NETUP_DUAL_DVBS2_CI 17
76 #define CX23885_BOARD_HAUPPAUGE_HVR1270 18
77 #define CX23885_BOARD_HAUPPAUGE_HVR1275 19
78 #define CX23885_BOARD_HAUPPAUGE_HVR1255 20
79 #define CX23885_BOARD_HAUPPAUGE_HVR1210 21
80 #define CX23885_BOARD_MYGICA_X8506 22
81 #define CX23885_BOARD_MAGICPRO_PROHDTVE2 23
82 #define CX23885_BOARD_HAUPPAUGE_HVR1850 24
83 #define CX23885_BOARD_COMPRO_VIDEOMATE_E800 25
84 #define CX23885_BOARD_HAUPPAUGE_HVR1290 26
85 #define CX23885_BOARD_MYGICA_X8558PRO 27
86 #define CX23885_BOARD_LEADTEK_WINFAST_PXTV1200 28
87
88 #define GPIO_0 0x00000001
89 #define GPIO_1 0x00000002
90 #define GPIO_2 0x00000004
91 #define GPIO_3 0x00000008
92 #define GPIO_4 0x00000010
93 #define GPIO_5 0x00000020
94 #define GPIO_6 0x00000040
95 #define GPIO_7 0x00000080
96 #define GPIO_8 0x00000100
97 #define GPIO_9 0x00000200
98 #define GPIO_10 0x00000400
99 #define GPIO_11 0x00000800
100 #define GPIO_12 0x00001000
101 #define GPIO_13 0x00002000
102 #define GPIO_14 0x00004000
103 #define GPIO_15 0x00008000
104
105 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
106 #define CX23885_NORMS (\
107 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
108 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
109 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
110 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
111
112 struct cx23885_fmt {
113 char *name;
114 u32 fourcc; /* v4l2 format id */
115 int depth;
116 int flags;
117 u32 cxformat;
118 };
119
120 struct cx23885_ctrl {
121 struct v4l2_queryctrl v;
122 u32 off;
123 u32 reg;
124 u32 mask;
125 u32 shift;
126 };
127
128 struct cx23885_tvnorm {
129 char *name;
130 v4l2_std_id id;
131 u32 cxiformat;
132 u32 cxoformat;
133 };
134
135 struct cx23885_fh {
136 struct cx23885_dev *dev;
137 enum v4l2_buf_type type;
138 int radio;
139 u32 resources;
140
141 /* video overlay */
142 struct v4l2_window win;
143 struct v4l2_clip *clips;
144 unsigned int nclips;
145
146 /* video capture */
147 struct cx23885_fmt *fmt;
148 unsigned int width, height;
149
150 /* vbi capture */
151 struct videobuf_queue vidq;
152 struct videobuf_queue vbiq;
153
154 /* MPEG Encoder specifics ONLY */
155 struct videobuf_queue mpegq;
156 atomic_t v4l_reading;
157 };
158
159 enum cx23885_itype {
160 CX23885_VMUX_COMPOSITE1 = 1,
161 CX23885_VMUX_COMPOSITE2,
162 CX23885_VMUX_COMPOSITE3,
163 CX23885_VMUX_COMPOSITE4,
164 CX23885_VMUX_SVIDEO,
165 CX23885_VMUX_COMPONENT,
166 CX23885_VMUX_TELEVISION,
167 CX23885_VMUX_CABLE,
168 CX23885_VMUX_DVB,
169 CX23885_VMUX_DEBUG,
170 CX23885_RADIO,
171 };
172
173 enum cx23885_src_sel_type {
174 CX23885_SRC_SEL_EXT_656_VIDEO = 0,
175 CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
176 };
177
178 /* buffer for one video frame */
179 struct cx23885_buffer {
180 /* common v4l buffer stuff -- must be first */
181 struct videobuf_buffer vb;
182
183 /* cx23885 specific */
184 unsigned int bpl;
185 struct btcx_riscmem risc;
186 struct cx23885_fmt *fmt;
187 u32 count;
188 };
189
190 struct cx23885_input {
191 enum cx23885_itype type;
192 unsigned int vmux;
193 u32 gpio0, gpio1, gpio2, gpio3;
194 };
195
196 typedef enum {
197 CX23885_MPEG_UNDEFINED = 0,
198 CX23885_MPEG_DVB,
199 CX23885_ANALOG_VIDEO,
200 CX23885_MPEG_ENCODER,
201 } port_t;
202
203 struct cx23885_board {
204 char *name;
205 port_t porta, portb, portc;
206 unsigned int tuner_type;
207 unsigned int radio_type;
208 unsigned char tuner_addr;
209 unsigned char radio_addr;
210
211 /* Vendors can and do run the PCIe bridge at different
212 * clock rates, driven physically by crystals on the PCBs.
213 * The core has to accomodate this. This allows the user
214 * to add new boards with new frequencys. The value is
215 * expressed in Hz.
216 *
217 * The core framework will default this value based on
218 * current designs, but it can vary.
219 */
220 u32 clk_freq;
221 struct cx23885_input input[MAX_CX23885_INPUT];
222 int cimax; /* for NetUP */
223 };
224
225 struct cx23885_subid {
226 u16 subvendor;
227 u16 subdevice;
228 u32 card;
229 };
230
231 struct cx23885_i2c {
232 struct cx23885_dev *dev;
233
234 int nr;
235
236 /* i2c i/o */
237 struct i2c_adapter i2c_adap;
238 struct i2c_algo_bit_data i2c_algo;
239 struct i2c_client i2c_client;
240 u32 i2c_rc;
241
242 /* 885 registers used for raw addess */
243 u32 i2c_period;
244 u32 reg_ctrl;
245 u32 reg_stat;
246 u32 reg_addr;
247 u32 reg_rdata;
248 u32 reg_wdata;
249 };
250
251 struct cx23885_dmaqueue {
252 struct list_head active;
253 struct list_head queued;
254 struct timer_list timeout;
255 struct btcx_riscmem stopper;
256 u32 count;
257 };
258
259 struct cx23885_tsport {
260 struct cx23885_dev *dev;
261
262 int nr;
263 int sram_chno;
264
265 struct videobuf_dvb_frontends frontends;
266
267 /* dma queues */
268 struct cx23885_dmaqueue mpegq;
269 u32 ts_packet_size;
270 u32 ts_packet_count;
271
272 int width;
273 int height;
274
275 spinlock_t slock;
276
277 /* registers */
278 u32 reg_gpcnt;
279 u32 reg_gpcnt_ctl;
280 u32 reg_dma_ctl;
281 u32 reg_lngth;
282 u32 reg_hw_sop_ctrl;
283 u32 reg_gen_ctrl;
284 u32 reg_bd_pkt_status;
285 u32 reg_sop_status;
286 u32 reg_fifo_ovfl_stat;
287 u32 reg_vld_misc;
288 u32 reg_ts_clk_en;
289 u32 reg_ts_int_msk;
290 u32 reg_ts_int_stat;
291 u32 reg_src_sel;
292
293 /* Default register vals */
294 int pci_irqmask;
295 u32 dma_ctl_val;
296 u32 ts_int_msk_val;
297 u32 gen_ctrl_val;
298 u32 ts_clk_en_val;
299 u32 src_sel_val;
300 u32 vld_misc_val;
301 u32 hw_sop_ctrl_val;
302
303 /* Allow a single tsport to have multiple frontends */
304 u32 num_frontends;
305 void *port_priv;
306 };
307
308 struct cx23885_kernel_ir {
309 struct cx23885_dev *cx;
310 char *name;
311 char *phys;
312
313 struct rc_dev *rc;
314 };
315
316 struct cx23885_dev {
317 atomic_t refcount;
318 struct v4l2_device v4l2_dev;
319
320 /* pci stuff */
321 struct pci_dev *pci;
322 unsigned char pci_rev, pci_lat;
323 int pci_bus, pci_slot;
324 u32 __iomem *lmmio;
325 u8 __iomem *bmmio;
326 int pci_irqmask;
327 spinlock_t pci_irqmask_lock; /* protects mask reg too */
328 int hwrevision;
329
330 /* This valud is board specific and is used to configure the
331 * AV core so we see nice clean and stable video and audio. */
332 u32 clk_freq;
333
334 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
335 struct cx23885_i2c i2c_bus[3];
336
337 int nr;
338 struct mutex lock;
339 struct mutex gpio_lock;
340
341 /* board details */
342 unsigned int board;
343 char name[32];
344
345 struct cx23885_tsport ts1, ts2;
346
347 /* sram configuration */
348 struct sram_channel *sram_channels;
349
350 enum {
351 CX23885_BRIDGE_UNDEFINED = 0,
352 CX23885_BRIDGE_885 = 885,
353 CX23885_BRIDGE_887 = 887,
354 CX23885_BRIDGE_888 = 888,
355 } bridge;
356
357 /* Analog video */
358 u32 resources;
359 unsigned int input;
360 u32 tvaudio;
361 v4l2_std_id tvnorm;
362 unsigned int tuner_type;
363 unsigned char tuner_addr;
364 unsigned int radio_type;
365 unsigned char radio_addr;
366 unsigned int has_radio;
367 struct v4l2_subdev *sd_cx25840;
368 struct work_struct cx25840_work;
369
370 /* Infrared */
371 struct v4l2_subdev *sd_ir;
372 struct work_struct ir_rx_work;
373 unsigned long ir_rx_notifications;
374 struct work_struct ir_tx_work;
375 unsigned long ir_tx_notifications;
376
377 struct cx23885_kernel_ir *kernel_ir;
378 atomic_t ir_input_stopping;
379
380 /* V4l */
381 u32 freq;
382 struct video_device *video_dev;
383 struct video_device *vbi_dev;
384 struct video_device *radio_dev;
385
386 struct cx23885_dmaqueue vidq;
387 struct cx23885_dmaqueue vbiq;
388 spinlock_t slock;
389
390 /* MPEG Encoder ONLY settings */
391 u32 cx23417_mailbox;
392 struct cx2341x_mpeg_params mpeg_params;
393 struct video_device *v4l_device;
394 atomic_t v4l_reader_count;
395 struct cx23885_tvnorm encodernorm;
396
397 };
398
399 static inline struct cx23885_dev *to_cx23885(struct v4l2_device *v4l2_dev)
400 {
401 return container_of(v4l2_dev, struct cx23885_dev, v4l2_dev);
402 }
403
404 #define call_all(dev, o, f, args...) \
405 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
406
407 #define CX23885_HW_888_IR (1 << 0)
408 #define CX23885_HW_AV_CORE (1 << 1)
409
410 #define call_hw(dev, grpid, o, f, args...) \
411 v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
412
413 extern struct v4l2_subdev *cx23885_find_hw(struct cx23885_dev *dev, u32 hw);
414
415 #define SRAM_CH01 0 /* Video A */
416 #define SRAM_CH02 1 /* VBI A */
417 #define SRAM_CH03 2 /* Video B */
418 #define SRAM_CH04 3 /* Transport via B */
419 #define SRAM_CH05 4 /* VBI B */
420 #define SRAM_CH06 5 /* Video C */
421 #define SRAM_CH07 6 /* Transport via C */
422 #define SRAM_CH08 7 /* Audio Internal A */
423 #define SRAM_CH09 8 /* Audio Internal B */
424 #define SRAM_CH10 9 /* Audio External */
425 #define SRAM_CH11 10 /* COMB_3D_N */
426 #define SRAM_CH12 11 /* Comb 3D N1 */
427 #define SRAM_CH13 12 /* Comb 3D N2 */
428 #define SRAM_CH14 13 /* MOE Vid */
429 #define SRAM_CH15 14 /* MOE RSLT */
430
431 struct sram_channel {
432 char *name;
433 u32 cmds_start;
434 u32 ctrl_start;
435 u32 cdt;
436 u32 fifo_start;
437 u32 fifo_size;
438 u32 ptr1_reg;
439 u32 ptr2_reg;
440 u32 cnt1_reg;
441 u32 cnt2_reg;
442 u32 jumponly;
443 };
444
445 /* ----------------------------------------------------------- */
446
447 #define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
448 #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
449
450 #define cx_andor(reg, mask, value) \
451 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
452 ((value) & (mask)), dev->lmmio+((reg)>>2))
453
454 #define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
455 #define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
456
457 /* ----------------------------------------------------------- */
458 /* cx23885-core.c */
459
460 extern int cx23885_sram_channel_setup(struct cx23885_dev *dev,
461 struct sram_channel *ch,
462 unsigned int bpl, u32 risc);
463
464 extern void cx23885_sram_channel_dump(struct cx23885_dev *dev,
465 struct sram_channel *ch);
466
467 extern int cx23885_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
468 u32 reg, u32 mask, u32 value);
469
470 extern int cx23885_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
471 struct scatterlist *sglist,
472 unsigned int top_offset, unsigned int bottom_offset,
473 unsigned int bpl, unsigned int padding, unsigned int lines);
474
475 void cx23885_cancel_buffers(struct cx23885_tsport *port);
476
477 extern int cx23885_restart_queue(struct cx23885_tsport *port,
478 struct cx23885_dmaqueue *q);
479
480 extern void cx23885_wakeup(struct cx23885_tsport *port,
481 struct cx23885_dmaqueue *q, u32 count);
482
483 extern void cx23885_gpio_set(struct cx23885_dev *dev, u32 mask);
484 extern void cx23885_gpio_clear(struct cx23885_dev *dev, u32 mask);
485 extern u32 cx23885_gpio_get(struct cx23885_dev *dev, u32 mask);
486 extern void cx23885_gpio_enable(struct cx23885_dev *dev, u32 mask,
487 int asoutput);
488
489 extern void cx23885_irq_add_enable(struct cx23885_dev *dev, u32 mask);
490 extern void cx23885_irq_enable(struct cx23885_dev *dev, u32 mask);
491 extern void cx23885_irq_disable(struct cx23885_dev *dev, u32 mask);
492 extern void cx23885_irq_remove(struct cx23885_dev *dev, u32 mask);
493
494 /* ----------------------------------------------------------- */
495 /* cx23885-cards.c */
496 extern struct cx23885_board cx23885_boards[];
497 extern const unsigned int cx23885_bcount;
498
499 extern struct cx23885_subid cx23885_subids[];
500 extern const unsigned int cx23885_idcount;
501
502 extern int cx23885_tuner_callback(void *priv, int component,
503 int command, int arg);
504 extern void cx23885_card_list(struct cx23885_dev *dev);
505 extern int cx23885_ir_init(struct cx23885_dev *dev);
506 extern void cx23885_ir_pci_int_enable(struct cx23885_dev *dev);
507 extern void cx23885_ir_fini(struct cx23885_dev *dev);
508 extern void cx23885_gpio_setup(struct cx23885_dev *dev);
509 extern void cx23885_card_setup(struct cx23885_dev *dev);
510 extern void cx23885_card_setup_pre_i2c(struct cx23885_dev *dev);
511
512 extern int cx23885_dvb_register(struct cx23885_tsport *port);
513 extern int cx23885_dvb_unregister(struct cx23885_tsport *port);
514
515 extern int cx23885_buf_prepare(struct videobuf_queue *q,
516 struct cx23885_tsport *port,
517 struct cx23885_buffer *buf,
518 enum v4l2_field field);
519 extern void cx23885_buf_queue(struct cx23885_tsport *port,
520 struct cx23885_buffer *buf);
521 extern void cx23885_free_buffer(struct videobuf_queue *q,
522 struct cx23885_buffer *buf);
523
524 /* ----------------------------------------------------------- */
525 /* cx23885-video.c */
526 /* Video */
527 extern int cx23885_video_register(struct cx23885_dev *dev);
528 extern void cx23885_video_unregister(struct cx23885_dev *dev);
529 extern int cx23885_video_irq(struct cx23885_dev *dev, u32 status);
530
531 /* ----------------------------------------------------------- */
532 /* cx23885-vbi.c */
533 extern int cx23885_vbi_fmt(struct file *file, void *priv,
534 struct v4l2_format *f);
535 extern void cx23885_vbi_timeout(unsigned long data);
536 extern struct videobuf_queue_ops cx23885_vbi_qops;
537
538 /* cx23885-i2c.c */
539 extern int cx23885_i2c_register(struct cx23885_i2c *bus);
540 extern int cx23885_i2c_unregister(struct cx23885_i2c *bus);
541 extern void cx23885_av_clk(struct cx23885_dev *dev, int enable);
542
543 /* ----------------------------------------------------------- */
544 /* cx23885-417.c */
545 extern int cx23885_417_register(struct cx23885_dev *dev);
546 extern void cx23885_417_unregister(struct cx23885_dev *dev);
547 extern int cx23885_irq_417(struct cx23885_dev *dev, u32 status);
548 extern void cx23885_417_check_encoder(struct cx23885_dev *dev);
549 extern void cx23885_mc417_init(struct cx23885_dev *dev);
550 extern int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value);
551 extern int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value);
552 extern int mc417_register_read(struct cx23885_dev *dev,
553 u16 address, u32 *value);
554 extern int mc417_register_write(struct cx23885_dev *dev,
555 u16 address, u32 value);
556 extern void mc417_gpio_set(struct cx23885_dev *dev, u32 mask);
557 extern void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask);
558 extern void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput);
559
560
561 /* ----------------------------------------------------------- */
562 /* tv norms */
563
564 static inline unsigned int norm_maxw(v4l2_std_id norm)
565 {
566 return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
567 }
568
569 static inline unsigned int norm_maxh(v4l2_std_id norm)
570 {
571 return (norm & V4L2_STD_625_50) ? 576 : 480;
572 }
573
574 static inline unsigned int norm_swidth(v4l2_std_id norm)
575 {
576 return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 754 : 922;
577 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree