Commit | Line | Data |
---|---|---|
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> |
1da177e4 LT |
39 | #include <asm/scatterlist.h> |
40 | #include <asm/io.h> | |
18f3fa1e | 41 | #include <media/v4l2-common.h> |
1da177e4 LT |
42 | |
43 | #include <linux/device.h> | |
44 | #include <media/video-buf.h> | |
1da177e4 LT |
45 | #include <media/tuner.h> |
46 | #include <media/tveeprom.h> | |
47 | #include <media/ir-common.h> | |
48 | ||
674434c6 | 49 | |
1da177e4 LT |
50 | #include "bt848.h" |
51 | #include "bttv.h" | |
52 | #include "btcx-risc.h" | |
53 | ||
54 | #ifdef __KERNEL__ | |
55 | ||
56 | #define FORMAT_FLAGS_DITHER 0x01 | |
57 | #define FORMAT_FLAGS_PACKED 0x02 | |
58 | #define FORMAT_FLAGS_PLANAR 0x04 | |
59 | #define FORMAT_FLAGS_RAW 0x08 | |
60 | #define FORMAT_FLAGS_CrCb 0x10 | |
61 | ||
62 | #define RISC_SLOT_O_VBI 4 | |
63 | #define RISC_SLOT_O_FIELD 6 | |
64 | #define RISC_SLOT_E_VBI 10 | |
65 | #define RISC_SLOT_E_FIELD 12 | |
66 | #define RISC_SLOT_LOOP 14 | |
67 | ||
68 | #define RESOURCE_OVERLAY 1 | |
e5bd0260 | 69 | #define RESOURCE_VIDEO_STREAM 2 |
1da177e4 | 70 | #define RESOURCE_VBI 4 |
e5bd0260 | 71 | #define RESOURCE_VIDEO_READ 8 |
1da177e4 LT |
72 | |
73 | #define RAW_LINES 640 | |
74 | #define RAW_BPL 1024 | |
75 | ||
76 | #define UNSET (-1U) | |
77 | ||
e5bd0260 MS |
78 | /* Min. value in VDELAY register. */ |
79 | #define MIN_VDELAY 2 | |
80 | /* Even to get Cb first, odd for Cr. */ | |
81 | #define MAX_HDELAY (0x3FF & -2) | |
82 | /* Limits scaled width, which must be a multiple of 4. */ | |
83 | #define MAX_HACTIVE (0x3FF & -4) | |
84 | ||
67f1570a MS |
85 | #define clamp(x, low, high) min (max (low, x), high) |
86 | ||
1da177e4 LT |
87 | /* ---------------------------------------------------------- */ |
88 | ||
89 | struct bttv_tvnorm { | |
90 | int v4l2_id; | |
91 | char *name; | |
4ac97914 MCC |
92 | u32 Fsc; |
93 | u16 swidth, sheight; /* scaled standard width, height */ | |
1da177e4 LT |
94 | u16 totalwidth; |
95 | u8 adelay, bdelay, iform; | |
96 | u32 scaledtwidth; | |
97 | u16 hdelayx1, hactivex1; | |
98 | u16 vdelay; | |
4ac97914 | 99 | u8 vbipack; |
1da177e4 LT |
100 | u16 vtotal; |
101 | int sram; | |
67f1570a | 102 | /* ITU-R frame line number of the first VBI line we can |
e5bd0260 MS |
103 | capture, of the first and second field. The last possible line |
104 | is determined by cropcap.bounds. */ | |
67f1570a | 105 | u16 vbistart[2]; |
e5bd0260 MS |
106 | /* Horizontally this counts fCLKx1 samples following the leading |
107 | edge of the horizontal sync pulse, vertically ITU-R frame line | |
108 | numbers of the first field times two (2, 4, 6, ... 524 or 624). */ | |
109 | struct v4l2_cropcap cropcap; | |
1da177e4 LT |
110 | }; |
111 | extern const struct bttv_tvnorm bttv_tvnorms[]; | |
112 | ||
113 | struct bttv_format { | |
114 | char *name; | |
115 | int palette; /* video4linux 1 */ | |
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 | ||
e5bd0260 MS |
256 | int bttv_vbi_try_fmt(struct bttv_fh *fh, struct v4l2_vbi_format *f); |
257 | void bttv_vbi_get_fmt(struct bttv_fh *fh, struct v4l2_vbi_format *f); | |
258 | int bttv_vbi_set_fmt(struct bttv_fh *fh, struct v4l2_vbi_format *f); | |
1da177e4 LT |
259 | |
260 | extern struct videobuf_queue_ops bttv_vbi_qops; | |
261 | ||
262 | /* ---------------------------------------------------------- */ | |
263 | /* bttv-gpio.c */ | |
264 | ||
265 | ||
266 | extern struct bus_type bttv_sub_bus_type; | |
267 | int bttv_sub_add_device(struct bttv_core *core, char *name); | |
268 | int bttv_sub_del_devices(struct bttv_core *core); | |
1da177e4 LT |
269 | |
270 | ||
271 | /* ---------------------------------------------------------- */ | |
272 | /* bttv-driver.c */ | |
273 | ||
274 | /* insmod options */ | |
275 | extern unsigned int bttv_verbose; | |
276 | extern unsigned int bttv_debug; | |
277 | extern unsigned int bttv_gpio; | |
278 | extern void bttv_gpio_tracking(struct bttv *btv, char *comment); | |
279 | extern int init_bttv_i2c(struct bttv *btv); | |
280 | extern int fini_bttv_i2c(struct bttv *btv); | |
281 | ||
e1e70a26 | 282 | #define bttv_printk if (bttv_verbose) printk |
1da177e4 LT |
283 | #define dprintk if (bttv_debug >= 1) printk |
284 | #define d2printk if (bttv_debug >= 2) printk | |
285 | ||
1da177e4 | 286 | #define BTTV_MAX_FBUF 0x208000 |
1da177e4 LT |
287 | #define BTTV_TIMEOUT (HZ/2) /* 0.5 seconds */ |
288 | #define BTTV_FREE_IDLE (HZ) /* one second */ | |
289 | ||
290 | ||
291 | struct bttv_pll_info { | |
292 | unsigned int pll_ifreq; /* PLL input frequency */ | |
293 | unsigned int pll_ofreq; /* PLL output frequency */ | |
294 | unsigned int pll_crystal; /* Crystal used for input */ | |
295 | unsigned int pll_current; /* Currently programmed ofreq */ | |
296 | }; | |
297 | ||
298 | /* for gpio-connected remote control */ | |
299 | struct bttv_input { | |
b7df3910 | 300 | struct input_dev *dev; |
1da177e4 LT |
301 | struct ir_input_state ir; |
302 | char name[32]; | |
303 | char phys[32]; | |
304 | u32 mask_keycode; | |
305 | u32 mask_keydown; | |
306 | }; | |
307 | ||
308 | struct bttv_suspend_state { | |
309 | u32 gpio_enable; | |
310 | u32 gpio_data; | |
311 | int disabled; | |
312 | int loop_irq; | |
313 | struct bttv_buffer_set video; | |
314 | struct bttv_buffer *vbi; | |
315 | }; | |
316 | ||
317 | struct bttv { | |
318 | struct bttv_core c; | |
319 | ||
320 | /* pci device config */ | |
321 | unsigned short id; | |
322 | unsigned char revision; | |
323 | unsigned char __iomem *bt848_mmio; /* pointer to mmio */ | |
324 | ||
325 | /* card configuration info */ | |
326 | unsigned int cardid; /* pci subsystem id (bt878 based ones) */ | |
4ac97914 | 327 | unsigned int tuner_type; /* tuner chip type */ |
39e8f40d | 328 | unsigned int tda9887_conf; |
1da177e4 LT |
329 | unsigned int svhs; |
330 | struct bttv_pll_info pll; | |
331 | int triton1; | |
332 | int gpioirq; | |
4abdfed5 RC |
333 | int (*custom_irq)(struct bttv *btv); |
334 | ||
1da177e4 LT |
335 | int use_i2c_hw; |
336 | ||
337 | /* old gpio interface */ | |
338 | wait_queue_head_t gpioq; | |
339 | int shutdown; | |
340 | void (*audio_hook)(struct bttv *btv, struct video_audio *v, int set); | |
341 | ||
342 | /* new gpio interface */ | |
343 | spinlock_t gpio_lock; | |
344 | ||
345 | /* i2c layer */ | |
346 | struct i2c_algo_bit_data i2c_algo; | |
347 | struct i2c_client i2c_client; | |
348 | int i2c_state, i2c_rc; | |
349 | int i2c_done; | |
350 | wait_queue_head_t i2c_queue; | |
8bf2f8e7 HV |
351 | struct i2c_client *i2c_msp34xx_client; |
352 | struct i2c_client *i2c_tvaudio_client; | |
1da177e4 LT |
353 | |
354 | /* video4linux (1) */ | |
355 | struct video_device *video_dev; | |
356 | struct video_device *radio_dev; | |
357 | struct video_device *vbi_dev; | |
358 | ||
359 | /* infrared remote */ | |
360 | int has_remote; | |
9160723e | 361 | struct card_ir *remote; |
1da177e4 LT |
362 | |
363 | /* locking */ | |
364 | spinlock_t s_lock; | |
bd5f0ac9 | 365 | struct mutex lock; |
1da177e4 | 366 | int resources; |
1da177e4 LT |
367 | #ifdef VIDIOC_G_PRIORITY |
368 | struct v4l2_prio_state prio; | |
369 | #endif | |
370 | ||
371 | /* video state */ | |
372 | unsigned int input; | |
373 | unsigned int audio; | |
8bf2f8e7 | 374 | unsigned int mute; |
1da177e4 LT |
375 | unsigned long freq; |
376 | int tvnorm,hue,contrast,bright,saturation; | |
377 | struct v4l2_framebuffer fbuf; | |
378 | unsigned int field_count; | |
379 | ||
380 | /* various options */ | |
381 | int opt_combfilter; | |
382 | int opt_lumafilter; | |
383 | int opt_automute; | |
384 | int opt_chroma_agc; | |
385 | int opt_adc_crush; | |
386 | int opt_vcr_hack; | |
387 | int opt_whitecrush_upper; | |
388 | int opt_whitecrush_lower; | |
060d3027 MCC |
389 | int opt_uv_ratio; |
390 | int opt_full_luma_range; | |
391 | int opt_coring; | |
1da177e4 LT |
392 | |
393 | /* radio data/state */ | |
394 | int has_radio; | |
395 | int radio_user; | |
396 | ||
397 | /* miro/pinnacle + Aimslab VHX | |
398 | philips matchbox (tea5757 radio tuner) support */ | |
399 | int has_matchbox; | |
400 | int mbox_we; | |
401 | int mbox_data; | |
402 | int mbox_clk; | |
403 | int mbox_most; | |
404 | int mbox_mask; | |
405 | ||
406 | /* ISA stuff (Terratec Active Radio Upgrade) */ | |
407 | int mbox_ior; | |
408 | int mbox_iow; | |
409 | int mbox_csel; | |
410 | ||
411 | /* risc memory management data | |
0418726b | 412 | - must acquire s_lock before changing these |
1da177e4 LT |
413 | - only the irq handler is supported to touch top + bottom + vcurr */ |
414 | struct btcx_riscmem main; | |
415 | struct bttv_buffer *screen; /* overlay */ | |
416 | struct list_head capture; /* video capture queue */ | |
417 | struct list_head vcapture; /* vbi capture queue */ | |
418 | struct bttv_buffer_set curr; /* active buffers */ | |
419 | struct bttv_buffer *cvbi; /* active vbi buffer */ | |
420 | int loop_irq; | |
421 | int new_input; | |
422 | ||
423 | unsigned long cap_ctl; | |
424 | unsigned long dma_on; | |
425 | struct timer_list timeout; | |
426 | struct bttv_suspend_state state; | |
427 | ||
428 | /* stats */ | |
429 | unsigned int errors; | |
430 | unsigned int framedrop; | |
431 | unsigned int irq_total; | |
432 | unsigned int irq_me; | |
433 | ||
434 | unsigned int users; | |
435 | struct bttv_fh init; | |
e5bd0260 | 436 | |
f992a497 JW |
437 | /* used to make dvb-bt8xx autoloadable */ |
438 | struct work_struct request_module_wk; | |
439 | ||
e5bd0260 MS |
440 | /* Default (0) and current (1) video capturing and overlay |
441 | cropping parameters in bttv_tvnorm.cropcap units. Protected | |
442 | by bttv.lock. */ | |
443 | struct bttv_crop crop[2]; | |
444 | ||
445 | /* Earliest possible start of video capturing in | |
446 | bttv_tvnorm.cropcap line units. Set by check_alloc_btres() | |
447 | and free_btres(). Protected by bttv.lock. */ | |
448 | __s32 vbi_end; | |
449 | ||
450 | /* Latest possible end of VBI capturing (= crop[x].rect.top when | |
451 | VIDEO_RESOURCES are locked). Set by check_alloc_btres() | |
452 | and free_btres(). Protected by bttv.lock. */ | |
453 | __s32 crop_start; | |
1da177e4 | 454 | }; |
2d03e289 MCC |
455 | |
456 | /* our devices */ | |
457 | #define BTTV_MAX 16 | |
458 | extern unsigned int bttv_num; | |
1da177e4 LT |
459 | extern struct bttv bttvs[BTTV_MAX]; |
460 | ||
461 | /* private ioctls */ | |
462 | #define BTTV_VERSION _IOR('v' , BASE_VIDIOCPRIVATE+6, int) | |
463 | #define BTTV_VBISIZE _IOR('v' , BASE_VIDIOCPRIVATE+8, int) | |
464 | ||
465 | #endif | |
466 | ||
467 | #define btwrite(dat,adr) writel((dat), btv->bt848_mmio+(adr)) | |
468 | #define btread(adr) readl(btv->bt848_mmio+(adr)) | |
469 | ||
470 | #define btand(dat,adr) btwrite((dat) & btread(adr), adr) | |
471 | #define btor(dat,adr) btwrite((dat) | btread(adr), adr) | |
472 | #define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr) | |
473 | ||
474 | #endif /* _BTTVP_H_ */ | |
475 | ||
476 | /* | |
477 | * Local variables: | |
478 | * c-basic-offset: 8 | |
479 | * End: | |
480 | */ |