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Commit | Line | Data |
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1da177e4 | 1 | /* |
1da177e4 LT |
2 | |
3 | bttv - Bt848 frame grabber driver | |
4 | ||
5 | bttv's *private* header file -- nobody other than bttv itself | |
6 | should ever include this file. | |
7 | ||
8 | (c) 2000-2002 Gerd Knorr <kraxel@bytesex.org> | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
21 | along with this program; if not, write to the Free Software | |
22 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | */ | |
24 | ||
25 | #ifndef _BTTVP_H_ | |
26 | #define _BTTVP_H_ | |
27 | ||
10b89ee3 | 28 | #include <linux/version.h> |
e5bd0260 | 29 | #define BTTV_VERSION_CODE KERNEL_VERSION(0,9,17) |
1da177e4 LT |
30 | |
31 | #include <linux/types.h> | |
32 | #include <linux/wait.h> | |
33 | #include <linux/i2c.h> | |
34 | #include <linux/i2c-algo-bit.h> | |
35 | #include <linux/videodev.h> | |
36 | #include <linux/pci.h> | |
37 | #include <linux/input.h> | |
bd5f0ac9 | 38 | #include <linux/mutex.h> |
87ae9afd | 39 | #include <linux/scatterlist.h> |
1da177e4 | 40 | #include <asm/io.h> |
18f3fa1e | 41 | #include <media/v4l2-common.h> |
1da177e4 | 42 | #include <linux/device.h> |
c1accaa2 | 43 | #include <media/videobuf-dma-sg.h> |
1da177e4 LT |
44 | #include <media/tveeprom.h> |
45 | #include <media/ir-common.h> | |
46 | ||
674434c6 | 47 | |
1da177e4 LT |
48 | #include "bt848.h" |
49 | #include "bttv.h" | |
50 | #include "btcx-risc.h" | |
51 | ||
52 | #ifdef __KERNEL__ | |
53 | ||
54 | #define FORMAT_FLAGS_DITHER 0x01 | |
55 | #define FORMAT_FLAGS_PACKED 0x02 | |
56 | #define FORMAT_FLAGS_PLANAR 0x04 | |
57 | #define FORMAT_FLAGS_RAW 0x08 | |
58 | #define FORMAT_FLAGS_CrCb 0x10 | |
59 | ||
60 | #define RISC_SLOT_O_VBI 4 | |
61 | #define RISC_SLOT_O_FIELD 6 | |
62 | #define RISC_SLOT_E_VBI 10 | |
63 | #define RISC_SLOT_E_FIELD 12 | |
64 | #define RISC_SLOT_LOOP 14 | |
65 | ||
66 | #define RESOURCE_OVERLAY 1 | |
e5bd0260 | 67 | #define RESOURCE_VIDEO_STREAM 2 |
1da177e4 | 68 | #define RESOURCE_VBI 4 |
e5bd0260 | 69 | #define RESOURCE_VIDEO_READ 8 |
1da177e4 LT |
70 | |
71 | #define RAW_LINES 640 | |
72 | #define RAW_BPL 1024 | |
73 | ||
74 | #define UNSET (-1U) | |
75 | ||
e5bd0260 MS |
76 | /* Min. value in VDELAY register. */ |
77 | #define MIN_VDELAY 2 | |
78 | /* Even to get Cb first, odd for Cr. */ | |
79 | #define MAX_HDELAY (0x3FF & -2) | |
80 | /* Limits scaled width, which must be a multiple of 4. */ | |
81 | #define MAX_HACTIVE (0x3FF & -4) | |
82 | ||
402aa76a DSL |
83 | #define BTTV_NORMS (\ |
84 | V4L2_STD_PAL | V4L2_STD_PAL_N | \ | |
85 | V4L2_STD_PAL_Nc | V4L2_STD_SECAM | \ | |
86 | V4L2_STD_NTSC | V4L2_STD_PAL_M | \ | |
87 | V4L2_STD_PAL_60) | |
1da177e4 LT |
88 | /* ---------------------------------------------------------- */ |
89 | ||
90 | struct bttv_tvnorm { | |
91 | int v4l2_id; | |
92 | char *name; | |
4ac97914 MCC |
93 | u32 Fsc; |
94 | u16 swidth, sheight; /* scaled standard width, height */ | |
1da177e4 LT |
95 | u16 totalwidth; |
96 | u8 adelay, bdelay, iform; | |
97 | u32 scaledtwidth; | |
98 | u16 hdelayx1, hactivex1; | |
99 | u16 vdelay; | |
4ac97914 | 100 | u8 vbipack; |
1da177e4 LT |
101 | u16 vtotal; |
102 | int sram; | |
67f1570a | 103 | /* ITU-R frame line number of the first VBI line we can |
e5bd0260 MS |
104 | capture, of the first and second field. The last possible line |
105 | is determined by cropcap.bounds. */ | |
67f1570a | 106 | u16 vbistart[2]; |
e5bd0260 MS |
107 | /* Horizontally this counts fCLKx1 samples following the leading |
108 | edge of the horizontal sync pulse, vertically ITU-R frame line | |
109 | numbers of the first field times two (2, 4, 6, ... 524 or 624). */ | |
110 | struct v4l2_cropcap cropcap; | |
1da177e4 LT |
111 | }; |
112 | extern const struct bttv_tvnorm bttv_tvnorms[]; | |
113 | ||
114 | struct bttv_format { | |
115 | char *name; | |
1da177e4 LT |
116 | int fourcc; /* video4linux 2 */ |
117 | int btformat; /* BT848_COLOR_FMT_* */ | |
118 | int btswap; /* BT848_COLOR_CTL_* */ | |
119 | int depth; /* bit/pixel */ | |
120 | int flags; | |
121 | int hshift,vshift; /* for planar modes */ | |
122 | }; | |
123 | ||
124 | /* ---------------------------------------------------------- */ | |
125 | ||
126 | struct bttv_geometry { | |
127 | u8 vtc,crop,comb; | |
128 | u16 width,hscale,hdelay; | |
129 | u16 sheight,vscale,vdelay,vtotal; | |
130 | }; | |
131 | ||
132 | struct bttv_buffer { | |
133 | /* common v4l buffer stuff -- must be first */ | |
134 | struct videobuf_buffer vb; | |
135 | ||
136 | /* bttv specific */ | |
137 | const struct bttv_format *fmt; | |
138 | int tvnorm; | |
139 | int btformat; | |
140 | int btswap; | |
141 | struct bttv_geometry geo; | |
142 | struct btcx_riscmem top; | |
143 | struct btcx_riscmem bottom; | |
e5bd0260 MS |
144 | struct v4l2_rect crop; |
145 | unsigned int vbi_skip[2]; | |
146 | unsigned int vbi_count[2]; | |
1da177e4 LT |
147 | }; |
148 | ||
149 | struct bttv_buffer_set { | |
150 | struct bttv_buffer *top; /* top field buffer */ | |
151 | struct bttv_buffer *bottom; /* bottom field buffer */ | |
152 | unsigned int top_irq; | |
153 | unsigned int frame_irq; | |
154 | }; | |
155 | ||
156 | struct bttv_overlay { | |
157 | int tvnorm; | |
158 | struct v4l2_rect w; | |
159 | enum v4l2_field field; | |
160 | struct v4l2_clip *clips; | |
161 | int nclips; | |
162 | int setup_ok; | |
163 | }; | |
164 | ||
e5bd0260 MS |
165 | struct bttv_vbi_fmt { |
166 | struct v4l2_vbi_format fmt; | |
167 | ||
168 | /* fmt.start[] and count[] refer to this video standard. */ | |
169 | const struct bttv_tvnorm *tvnorm; | |
170 | ||
171 | /* Earliest possible start of video capturing with this | |
172 | v4l2_vbi_format, in struct bttv_crop.rect units. */ | |
173 | __s32 end; | |
174 | }; | |
175 | ||
176 | /* bttv-vbi.c */ | |
177 | void bttv_vbi_fmt_reset(struct bttv_vbi_fmt *f, int norm); | |
178 | ||
179 | struct bttv_crop { | |
180 | /* A cropping rectangle in struct bttv_tvnorm.cropcap units. */ | |
181 | struct v4l2_rect rect; | |
182 | ||
183 | /* Scaled image size limits with this crop rect. Divide | |
184 | max_height, but not min_height, by two when capturing | |
185 | single fields. See also bttv_crop_reset() and | |
186 | bttv_crop_adjust() in bttv-driver.c. */ | |
187 | __s32 min_scaled_width; | |
188 | __s32 min_scaled_height; | |
189 | __s32 max_scaled_width; | |
190 | __s32 max_scaled_height; | |
191 | }; | |
192 | ||
1da177e4 LT |
193 | struct bttv_fh { |
194 | struct bttv *btv; | |
195 | int resources; | |
196 | #ifdef VIDIOC_G_PRIORITY | |
197 | enum v4l2_priority prio; | |
198 | #endif | |
199 | enum v4l2_buf_type type; | |
200 | ||
201 | /* video capture */ | |
202 | struct videobuf_queue cap; | |
203 | const struct bttv_format *fmt; | |
204 | int width; | |
205 | int height; | |
206 | ||
e5bd0260 | 207 | /* video overlay */ |
1da177e4 LT |
208 | const struct bttv_format *ovfmt; |
209 | struct bttv_overlay ov; | |
210 | ||
e5bd0260 MS |
211 | /* Application called VIDIOC_S_CROP. */ |
212 | int do_crop; | |
213 | ||
214 | /* vbi capture */ | |
1da177e4 | 215 | struct videobuf_queue vbi; |
e5bd0260 MS |
216 | /* Current VBI capture window as seen through this fh (cannot |
217 | be global for compatibility with earlier drivers). Protected | |
218 | by struct bttv.lock and struct bttv_fh.vbi.lock. */ | |
219 | struct bttv_vbi_fmt vbi_fmt; | |
1da177e4 LT |
220 | }; |
221 | ||
222 | /* ---------------------------------------------------------- */ | |
223 | /* bttv-risc.c */ | |
224 | ||
225 | /* risc code generators - capture */ | |
226 | int bttv_risc_packed(struct bttv *btv, struct btcx_riscmem *risc, | |
227 | struct scatterlist *sglist, | |
228 | unsigned int offset, unsigned int bpl, | |
e5bd0260 MS |
229 | unsigned int pitch, unsigned int skip_lines, |
230 | unsigned int store_lines); | |
1da177e4 LT |
231 | |
232 | /* control dma register + risc main loop */ | |
233 | void bttv_set_dma(struct bttv *btv, int override); | |
234 | int bttv_risc_init_main(struct bttv *btv); | |
235 | int bttv_risc_hook(struct bttv *btv, int slot, struct btcx_riscmem *risc, | |
236 | int irqflags); | |
237 | ||
238 | /* capture buffer handling */ | |
239 | int bttv_buffer_risc(struct bttv *btv, struct bttv_buffer *buf); | |
240 | int bttv_buffer_activate_video(struct bttv *btv, | |
241 | struct bttv_buffer_set *set); | |
242 | int bttv_buffer_activate_vbi(struct bttv *btv, | |
243 | struct bttv_buffer *vbi); | |
c7b0ac05 MCC |
244 | void bttv_dma_free(struct videobuf_queue *q, struct bttv *btv, |
245 | struct bttv_buffer *buf); | |
1da177e4 LT |
246 | |
247 | /* overlay handling */ | |
248 | int bttv_overlay_risc(struct bttv *btv, struct bttv_overlay *ov, | |
249 | const struct bttv_format *fmt, | |
250 | struct bttv_buffer *buf); | |
251 | ||
252 | ||
253 | /* ---------------------------------------------------------- */ | |
254 | /* bttv-vbi.c */ | |
255 | ||
78b526a4 HV |
256 | int bttv_try_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *f); |
257 | int bttv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *f); | |
258 | int bttv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *f); | |
1da177e4 LT |
259 | |
260 | extern struct videobuf_queue_ops bttv_vbi_qops; | |
261 | ||
262 | /* ---------------------------------------------------------- */ | |
263 | /* bttv-gpio.c */ | |
264 | ||
1da177e4 LT |
265 | extern struct bus_type bttv_sub_bus_type; |
266 | int bttv_sub_add_device(struct bttv_core *core, char *name); | |
267 | int bttv_sub_del_devices(struct bttv_core *core); | |
1da177e4 | 268 | |
c6eb8eaf HV |
269 | /* ---------------------------------------------------------- */ |
270 | /* bttv-cards.c */ | |
271 | ||
272 | extern int no_overlay; | |
273 | ||
1da177e4 LT |
274 | /* ---------------------------------------------------------- */ |
275 | /* bttv-driver.c */ | |
276 | ||
277 | /* insmod options */ | |
278 | extern unsigned int bttv_verbose; | |
279 | extern unsigned int bttv_debug; | |
280 | extern unsigned int bttv_gpio; | |
281 | extern void bttv_gpio_tracking(struct bttv *btv, char *comment); | |
282 | extern int init_bttv_i2c(struct bttv *btv); | |
283 | extern int fini_bttv_i2c(struct bttv *btv); | |
284 | ||
e1e70a26 | 285 | #define bttv_printk if (bttv_verbose) printk |
1da177e4 LT |
286 | #define dprintk if (bttv_debug >= 1) printk |
287 | #define d2printk if (bttv_debug >= 2) printk | |
288 | ||
1da177e4 | 289 | #define BTTV_MAX_FBUF 0x208000 |
fe06fe0a MCC |
290 | #define BTTV_TIMEOUT msecs_to_jiffies(500) /* 0.5 seconds */ |
291 | #define BTTV_FREE_IDLE msecs_to_jiffies(1000) /* one second */ | |
1da177e4 LT |
292 | |
293 | ||
294 | struct bttv_pll_info { | |
295 | unsigned int pll_ifreq; /* PLL input frequency */ | |
296 | unsigned int pll_ofreq; /* PLL output frequency */ | |
297 | unsigned int pll_crystal; /* Crystal used for input */ | |
298 | unsigned int pll_current; /* Currently programmed ofreq */ | |
299 | }; | |
300 | ||
301 | /* for gpio-connected remote control */ | |
302 | struct bttv_input { | |
b7df3910 | 303 | struct input_dev *dev; |
1da177e4 LT |
304 | struct ir_input_state ir; |
305 | char name[32]; | |
306 | char phys[32]; | |
307 | u32 mask_keycode; | |
308 | u32 mask_keydown; | |
309 | }; | |
310 | ||
311 | struct bttv_suspend_state { | |
312 | u32 gpio_enable; | |
313 | u32 gpio_data; | |
314 | int disabled; | |
315 | int loop_irq; | |
316 | struct bttv_buffer_set video; | |
317 | struct bttv_buffer *vbi; | |
318 | }; | |
319 | ||
320 | struct bttv { | |
321 | struct bttv_core c; | |
322 | ||
323 | /* pci device config */ | |
324 | unsigned short id; | |
325 | unsigned char revision; | |
326 | unsigned char __iomem *bt848_mmio; /* pointer to mmio */ | |
327 | ||
328 | /* card configuration info */ | |
329 | unsigned int cardid; /* pci subsystem id (bt878 based ones) */ | |
4ac97914 | 330 | unsigned int tuner_type; /* tuner chip type */ |
39e8f40d | 331 | unsigned int tda9887_conf; |
1da177e4 LT |
332 | unsigned int svhs; |
333 | struct bttv_pll_info pll; | |
334 | int triton1; | |
335 | int gpioirq; | |
4abdfed5 RC |
336 | int (*custom_irq)(struct bttv *btv); |
337 | ||
1da177e4 LT |
338 | int use_i2c_hw; |
339 | ||
340 | /* old gpio interface */ | |
341 | wait_queue_head_t gpioq; | |
342 | int shutdown; | |
4b9b936f NS |
343 | |
344 | void (*volume_gpio)(struct bttv *btv, __u16 volume); | |
345 | void (*audio_mode_gpio)(struct bttv *btv, struct v4l2_tuner *tuner, int set); | |
346 | ||
1da177e4 LT |
347 | /* new gpio interface */ |
348 | spinlock_t gpio_lock; | |
349 | ||
350 | /* i2c layer */ | |
351 | struct i2c_algo_bit_data i2c_algo; | |
352 | struct i2c_client i2c_client; | |
353 | int i2c_state, i2c_rc; | |
354 | int i2c_done; | |
355 | wait_queue_head_t i2c_queue; | |
8bf2f8e7 HV |
356 | struct i2c_client *i2c_msp34xx_client; |
357 | struct i2c_client *i2c_tvaudio_client; | |
1da177e4 LT |
358 | |
359 | /* video4linux (1) */ | |
360 | struct video_device *video_dev; | |
361 | struct video_device *radio_dev; | |
362 | struct video_device *vbi_dev; | |
363 | ||
364 | /* infrared remote */ | |
365 | int has_remote; | |
9160723e | 366 | struct card_ir *remote; |
1da177e4 LT |
367 | |
368 | /* locking */ | |
369 | spinlock_t s_lock; | |
bd5f0ac9 | 370 | struct mutex lock; |
1da177e4 | 371 | int resources; |
1da177e4 LT |
372 | #ifdef VIDIOC_G_PRIORITY |
373 | struct v4l2_prio_state prio; | |
374 | #endif | |
375 | ||
376 | /* video state */ | |
377 | unsigned int input; | |
378 | unsigned int audio; | |
8bf2f8e7 | 379 | unsigned int mute; |
1da177e4 LT |
380 | unsigned long freq; |
381 | int tvnorm,hue,contrast,bright,saturation; | |
382 | struct v4l2_framebuffer fbuf; | |
383 | unsigned int field_count; | |
384 | ||
385 | /* various options */ | |
386 | int opt_combfilter; | |
387 | int opt_lumafilter; | |
388 | int opt_automute; | |
389 | int opt_chroma_agc; | |
390 | int opt_adc_crush; | |
391 | int opt_vcr_hack; | |
392 | int opt_whitecrush_upper; | |
393 | int opt_whitecrush_lower; | |
060d3027 MCC |
394 | int opt_uv_ratio; |
395 | int opt_full_luma_range; | |
396 | int opt_coring; | |
1da177e4 LT |
397 | |
398 | /* radio data/state */ | |
399 | int has_radio; | |
400 | int radio_user; | |
401 | ||
402 | /* miro/pinnacle + Aimslab VHX | |
403 | philips matchbox (tea5757 radio tuner) support */ | |
404 | int has_matchbox; | |
405 | int mbox_we; | |
406 | int mbox_data; | |
407 | int mbox_clk; | |
408 | int mbox_most; | |
409 | int mbox_mask; | |
410 | ||
411 | /* ISA stuff (Terratec Active Radio Upgrade) */ | |
412 | int mbox_ior; | |
413 | int mbox_iow; | |
414 | int mbox_csel; | |
415 | ||
416 | /* risc memory management data | |
0418726b | 417 | - must acquire s_lock before changing these |
1da177e4 LT |
418 | - only the irq handler is supported to touch top + bottom + vcurr */ |
419 | struct btcx_riscmem main; | |
420 | struct bttv_buffer *screen; /* overlay */ | |
421 | struct list_head capture; /* video capture queue */ | |
422 | struct list_head vcapture; /* vbi capture queue */ | |
423 | struct bttv_buffer_set curr; /* active buffers */ | |
424 | struct bttv_buffer *cvbi; /* active vbi buffer */ | |
425 | int loop_irq; | |
426 | int new_input; | |
427 | ||
428 | unsigned long cap_ctl; | |
429 | unsigned long dma_on; | |
430 | struct timer_list timeout; | |
431 | struct bttv_suspend_state state; | |
432 | ||
433 | /* stats */ | |
434 | unsigned int errors; | |
435 | unsigned int framedrop; | |
436 | unsigned int irq_total; | |
437 | unsigned int irq_me; | |
438 | ||
439 | unsigned int users; | |
440 | struct bttv_fh init; | |
e5bd0260 | 441 | |
f992a497 JW |
442 | /* used to make dvb-bt8xx autoloadable */ |
443 | struct work_struct request_module_wk; | |
444 | ||
e5bd0260 MS |
445 | /* Default (0) and current (1) video capturing and overlay |
446 | cropping parameters in bttv_tvnorm.cropcap units. Protected | |
447 | by bttv.lock. */ | |
448 | struct bttv_crop crop[2]; | |
449 | ||
450 | /* Earliest possible start of video capturing in | |
451 | bttv_tvnorm.cropcap line units. Set by check_alloc_btres() | |
452 | and free_btres(). Protected by bttv.lock. */ | |
453 | __s32 vbi_end; | |
454 | ||
455 | /* Latest possible end of VBI capturing (= crop[x].rect.top when | |
456 | VIDEO_RESOURCES are locked). Set by check_alloc_btres() | |
457 | and free_btres(). Protected by bttv.lock. */ | |
458 | __s32 crop_start; | |
1da177e4 | 459 | }; |
2d03e289 MCC |
460 | |
461 | /* our devices */ | |
462 | #define BTTV_MAX 16 | |
463 | extern unsigned int bttv_num; | |
1da177e4 LT |
464 | extern struct bttv bttvs[BTTV_MAX]; |
465 | ||
1da177e4 LT |
466 | #endif |
467 | ||
468 | #define btwrite(dat,adr) writel((dat), btv->bt848_mmio+(adr)) | |
469 | #define btread(adr) readl(btv->bt848_mmio+(adr)) | |
470 | ||
471 | #define btand(dat,adr) btwrite((dat) & btread(adr), adr) | |
472 | #define btor(dat,adr) btwrite((dat) | btread(adr), adr) | |
473 | #define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr) | |
474 | ||
475 | #endif /* _BTTVP_H_ */ | |
476 | ||
477 | /* | |
478 | * Local variables: | |
479 | * c-basic-offset: 8 | |
480 | * End: | |
481 | */ |