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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> |
fd3113e8 | 29 | #define BTTV_VERSION_CODE KERNEL_VERSION(0,9,16) |
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> | |
38 | #include <asm/scatterlist.h> | |
39 | #include <asm/io.h> | |
40 | ||
41 | #include <linux/device.h> | |
42 | #include <media/video-buf.h> | |
43 | #include <media/audiochip.h> | |
44 | #include <media/tuner.h> | |
45 | #include <media/tveeprom.h> | |
46 | #include <media/ir-common.h> | |
47 | ||
674434c6 | 48 | |
1da177e4 LT |
49 | #include "bt848.h" |
50 | #include "bttv.h" | |
51 | #include "btcx-risc.h" | |
52 | ||
53 | #ifdef __KERNEL__ | |
54 | ||
55 | #define FORMAT_FLAGS_DITHER 0x01 | |
56 | #define FORMAT_FLAGS_PACKED 0x02 | |
57 | #define FORMAT_FLAGS_PLANAR 0x04 | |
58 | #define FORMAT_FLAGS_RAW 0x08 | |
59 | #define FORMAT_FLAGS_CrCb 0x10 | |
60 | ||
61 | #define RISC_SLOT_O_VBI 4 | |
62 | #define RISC_SLOT_O_FIELD 6 | |
63 | #define RISC_SLOT_E_VBI 10 | |
64 | #define RISC_SLOT_E_FIELD 12 | |
65 | #define RISC_SLOT_LOOP 14 | |
66 | ||
67 | #define RESOURCE_OVERLAY 1 | |
68 | #define RESOURCE_VIDEO 2 | |
69 | #define RESOURCE_VBI 4 | |
70 | ||
71 | #define RAW_LINES 640 | |
72 | #define RAW_BPL 1024 | |
73 | ||
74 | #define UNSET (-1U) | |
75 | ||
76 | /* ---------------------------------------------------------- */ | |
77 | ||
78 | struct bttv_tvnorm { | |
79 | int v4l2_id; | |
80 | char *name; | |
4ac97914 MCC |
81 | u32 Fsc; |
82 | u16 swidth, sheight; /* scaled standard width, height */ | |
1da177e4 LT |
83 | u16 totalwidth; |
84 | u8 adelay, bdelay, iform; | |
85 | u32 scaledtwidth; | |
86 | u16 hdelayx1, hactivex1; | |
87 | u16 vdelay; | |
4ac97914 | 88 | u8 vbipack; |
1da177e4 LT |
89 | u16 vtotal; |
90 | int sram; | |
91 | }; | |
92 | extern const struct bttv_tvnorm bttv_tvnorms[]; | |
93 | ||
94 | struct bttv_format { | |
95 | char *name; | |
96 | int palette; /* video4linux 1 */ | |
97 | int fourcc; /* video4linux 2 */ | |
98 | int btformat; /* BT848_COLOR_FMT_* */ | |
99 | int btswap; /* BT848_COLOR_CTL_* */ | |
100 | int depth; /* bit/pixel */ | |
101 | int flags; | |
102 | int hshift,vshift; /* for planar modes */ | |
103 | }; | |
104 | ||
105 | /* ---------------------------------------------------------- */ | |
106 | ||
107 | struct bttv_geometry { | |
108 | u8 vtc,crop,comb; | |
109 | u16 width,hscale,hdelay; | |
110 | u16 sheight,vscale,vdelay,vtotal; | |
111 | }; | |
112 | ||
113 | struct bttv_buffer { | |
114 | /* common v4l buffer stuff -- must be first */ | |
115 | struct videobuf_buffer vb; | |
116 | ||
117 | /* bttv specific */ | |
118 | const struct bttv_format *fmt; | |
119 | int tvnorm; | |
120 | int btformat; | |
121 | int btswap; | |
122 | struct bttv_geometry geo; | |
123 | struct btcx_riscmem top; | |
124 | struct btcx_riscmem bottom; | |
125 | }; | |
126 | ||
127 | struct bttv_buffer_set { | |
128 | struct bttv_buffer *top; /* top field buffer */ | |
129 | struct bttv_buffer *bottom; /* bottom field buffer */ | |
130 | unsigned int top_irq; | |
131 | unsigned int frame_irq; | |
132 | }; | |
133 | ||
134 | struct bttv_overlay { | |
135 | int tvnorm; | |
136 | struct v4l2_rect w; | |
137 | enum v4l2_field field; | |
138 | struct v4l2_clip *clips; | |
139 | int nclips; | |
140 | int setup_ok; | |
141 | }; | |
142 | ||
143 | struct bttv_fh { | |
144 | struct bttv *btv; | |
145 | int resources; | |
146 | #ifdef VIDIOC_G_PRIORITY | |
147 | enum v4l2_priority prio; | |
148 | #endif | |
149 | enum v4l2_buf_type type; | |
150 | ||
151 | /* video capture */ | |
152 | struct videobuf_queue cap; | |
153 | const struct bttv_format *fmt; | |
154 | int width; | |
155 | int height; | |
156 | ||
157 | /* current settings */ | |
158 | const struct bttv_format *ovfmt; | |
159 | struct bttv_overlay ov; | |
160 | ||
161 | /* video overlay */ | |
162 | struct videobuf_queue vbi; | |
163 | int lines; | |
164 | }; | |
165 | ||
166 | /* ---------------------------------------------------------- */ | |
167 | /* bttv-risc.c */ | |
168 | ||
169 | /* risc code generators - capture */ | |
170 | int bttv_risc_packed(struct bttv *btv, struct btcx_riscmem *risc, | |
171 | struct scatterlist *sglist, | |
172 | unsigned int offset, unsigned int bpl, | |
173 | unsigned int pitch, unsigned int lines); | |
174 | ||
175 | /* control dma register + risc main loop */ | |
176 | void bttv_set_dma(struct bttv *btv, int override); | |
177 | int bttv_risc_init_main(struct bttv *btv); | |
178 | int bttv_risc_hook(struct bttv *btv, int slot, struct btcx_riscmem *risc, | |
179 | int irqflags); | |
180 | ||
181 | /* capture buffer handling */ | |
182 | int bttv_buffer_risc(struct bttv *btv, struct bttv_buffer *buf); | |
183 | int bttv_buffer_activate_video(struct bttv *btv, | |
184 | struct bttv_buffer_set *set); | |
185 | int bttv_buffer_activate_vbi(struct bttv *btv, | |
186 | struct bttv_buffer *vbi); | |
187 | void bttv_dma_free(struct bttv *btv, struct bttv_buffer *buf); | |
188 | ||
189 | /* overlay handling */ | |
190 | int bttv_overlay_risc(struct bttv *btv, struct bttv_overlay *ov, | |
191 | const struct bttv_format *fmt, | |
192 | struct bttv_buffer *buf); | |
193 | ||
194 | ||
195 | /* ---------------------------------------------------------- */ | |
196 | /* bttv-vbi.c */ | |
197 | ||
198 | void bttv_vbi_try_fmt(struct bttv_fh *fh, struct v4l2_format *f); | |
199 | void bttv_vbi_get_fmt(struct bttv_fh *fh, struct v4l2_format *f); | |
200 | void bttv_vbi_setlines(struct bttv_fh *fh, struct bttv *btv, int lines); | |
201 | ||
202 | extern struct videobuf_queue_ops bttv_vbi_qops; | |
203 | ||
204 | /* ---------------------------------------------------------- */ | |
205 | /* bttv-gpio.c */ | |
206 | ||
207 | ||
208 | extern struct bus_type bttv_sub_bus_type; | |
209 | int bttv_sub_add_device(struct bttv_core *core, char *name); | |
210 | int bttv_sub_del_devices(struct bttv_core *core); | |
211 | void bttv_gpio_irq(struct bttv_core *core); | |
212 | ||
213 | ||
214 | /* ---------------------------------------------------------- */ | |
215 | /* bttv-driver.c */ | |
216 | ||
217 | /* insmod options */ | |
218 | extern unsigned int bttv_verbose; | |
219 | extern unsigned int bttv_debug; | |
220 | extern unsigned int bttv_gpio; | |
221 | extern void bttv_gpio_tracking(struct bttv *btv, char *comment); | |
222 | extern int init_bttv_i2c(struct bttv *btv); | |
223 | extern int fini_bttv_i2c(struct bttv *btv); | |
224 | ||
e1e70a26 | 225 | #define bttv_printk if (bttv_verbose) printk |
1da177e4 LT |
226 | #define dprintk if (bttv_debug >= 1) printk |
227 | #define d2printk if (bttv_debug >= 2) printk | |
228 | ||
1da177e4 LT |
229 | #define BTTV_MAX_FBUF 0x208000 |
230 | #define VBIBUF_SIZE (2048*VBI_MAXLINES*2) | |
231 | #define BTTV_TIMEOUT (HZ/2) /* 0.5 seconds */ | |
232 | #define BTTV_FREE_IDLE (HZ) /* one second */ | |
233 | ||
234 | ||
235 | struct bttv_pll_info { | |
236 | unsigned int pll_ifreq; /* PLL input frequency */ | |
237 | unsigned int pll_ofreq; /* PLL output frequency */ | |
238 | unsigned int pll_crystal; /* Crystal used for input */ | |
239 | unsigned int pll_current; /* Currently programmed ofreq */ | |
240 | }; | |
241 | ||
242 | /* for gpio-connected remote control */ | |
243 | struct bttv_input { | |
b7df3910 | 244 | struct input_dev *dev; |
1da177e4 LT |
245 | struct ir_input_state ir; |
246 | char name[32]; | |
247 | char phys[32]; | |
248 | u32 mask_keycode; | |
249 | u32 mask_keydown; | |
250 | }; | |
251 | ||
252 | struct bttv_suspend_state { | |
253 | u32 gpio_enable; | |
254 | u32 gpio_data; | |
255 | int disabled; | |
256 | int loop_irq; | |
257 | struct bttv_buffer_set video; | |
258 | struct bttv_buffer *vbi; | |
259 | }; | |
260 | ||
261 | struct bttv { | |
262 | struct bttv_core c; | |
263 | ||
264 | /* pci device config */ | |
265 | unsigned short id; | |
266 | unsigned char revision; | |
267 | unsigned char __iomem *bt848_mmio; /* pointer to mmio */ | |
268 | ||
269 | /* card configuration info */ | |
270 | unsigned int cardid; /* pci subsystem id (bt878 based ones) */ | |
4ac97914 | 271 | unsigned int tuner_type; /* tuner chip type */ |
39e8f40d | 272 | unsigned int tda9887_conf; |
1da177e4 LT |
273 | unsigned int svhs; |
274 | struct bttv_pll_info pll; | |
275 | int triton1; | |
276 | int gpioirq; | |
4abdfed5 RC |
277 | int (*custom_irq)(struct bttv *btv); |
278 | ||
1da177e4 LT |
279 | int use_i2c_hw; |
280 | ||
281 | /* old gpio interface */ | |
282 | wait_queue_head_t gpioq; | |
283 | int shutdown; | |
284 | void (*audio_hook)(struct bttv *btv, struct video_audio *v, int set); | |
285 | ||
286 | /* new gpio interface */ | |
287 | spinlock_t gpio_lock; | |
288 | ||
289 | /* i2c layer */ | |
290 | struct i2c_algo_bit_data i2c_algo; | |
291 | struct i2c_client i2c_client; | |
292 | int i2c_state, i2c_rc; | |
293 | int i2c_done; | |
294 | wait_queue_head_t i2c_queue; | |
295 | ||
296 | /* video4linux (1) */ | |
297 | struct video_device *video_dev; | |
298 | struct video_device *radio_dev; | |
299 | struct video_device *vbi_dev; | |
300 | ||
301 | /* infrared remote */ | |
302 | int has_remote; | |
4abdfed5 | 303 | struct bttv_ir *remote; |
1da177e4 LT |
304 | |
305 | /* locking */ | |
306 | spinlock_t s_lock; | |
4ac97914 | 307 | struct semaphore lock; |
1da177e4 | 308 | int resources; |
4ac97914 | 309 | struct semaphore reslock; |
1da177e4 LT |
310 | #ifdef VIDIOC_G_PRIORITY |
311 | struct v4l2_prio_state prio; | |
312 | #endif | |
313 | ||
314 | /* video state */ | |
315 | unsigned int input; | |
316 | unsigned int audio; | |
317 | unsigned long freq; | |
318 | int tvnorm,hue,contrast,bright,saturation; | |
319 | struct v4l2_framebuffer fbuf; | |
320 | unsigned int field_count; | |
321 | ||
322 | /* various options */ | |
323 | int opt_combfilter; | |
324 | int opt_lumafilter; | |
325 | int opt_automute; | |
326 | int opt_chroma_agc; | |
327 | int opt_adc_crush; | |
328 | int opt_vcr_hack; | |
329 | int opt_whitecrush_upper; | |
330 | int opt_whitecrush_lower; | |
060d3027 MCC |
331 | int opt_uv_ratio; |
332 | int opt_full_luma_range; | |
333 | int opt_coring; | |
1da177e4 LT |
334 | |
335 | /* radio data/state */ | |
336 | int has_radio; | |
337 | int radio_user; | |
338 | ||
339 | /* miro/pinnacle + Aimslab VHX | |
340 | philips matchbox (tea5757 radio tuner) support */ | |
341 | int has_matchbox; | |
342 | int mbox_we; | |
343 | int mbox_data; | |
344 | int mbox_clk; | |
345 | int mbox_most; | |
346 | int mbox_mask; | |
347 | ||
348 | /* ISA stuff (Terratec Active Radio Upgrade) */ | |
349 | int mbox_ior; | |
350 | int mbox_iow; | |
351 | int mbox_csel; | |
352 | ||
353 | /* risc memory management data | |
354 | - must aquire s_lock before changing these | |
355 | - only the irq handler is supported to touch top + bottom + vcurr */ | |
356 | struct btcx_riscmem main; | |
357 | struct bttv_buffer *screen; /* overlay */ | |
358 | struct list_head capture; /* video capture queue */ | |
359 | struct list_head vcapture; /* vbi capture queue */ | |
360 | struct bttv_buffer_set curr; /* active buffers */ | |
361 | struct bttv_buffer *cvbi; /* active vbi buffer */ | |
362 | int loop_irq; | |
363 | int new_input; | |
364 | ||
365 | unsigned long cap_ctl; | |
366 | unsigned long dma_on; | |
367 | struct timer_list timeout; | |
368 | struct bttv_suspend_state state; | |
369 | ||
370 | /* stats */ | |
371 | unsigned int errors; | |
372 | unsigned int framedrop; | |
373 | unsigned int irq_total; | |
374 | unsigned int irq_me; | |
375 | ||
376 | unsigned int users; | |
377 | struct bttv_fh init; | |
378 | }; | |
2d03e289 MCC |
379 | |
380 | /* our devices */ | |
381 | #define BTTV_MAX 16 | |
382 | extern unsigned int bttv_num; | |
1da177e4 LT |
383 | extern struct bttv bttvs[BTTV_MAX]; |
384 | ||
385 | /* private ioctls */ | |
386 | #define BTTV_VERSION _IOR('v' , BASE_VIDIOCPRIVATE+6, int) | |
387 | #define BTTV_VBISIZE _IOR('v' , BASE_VIDIOCPRIVATE+8, int) | |
388 | ||
389 | #endif | |
390 | ||
391 | #define btwrite(dat,adr) writel((dat), btv->bt848_mmio+(adr)) | |
392 | #define btread(adr) readl(btv->bt848_mmio+(adr)) | |
393 | ||
394 | #define btand(dat,adr) btwrite((dat) & btread(adr), adr) | |
395 | #define btor(dat,adr) btwrite((dat) | btread(adr), adr) | |
396 | #define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr) | |
397 | ||
398 | #endif /* _BTTVP_H_ */ | |
399 | ||
400 | /* | |
401 | * Local variables: | |
402 | * c-basic-offset: 8 | |
403 | * End: | |
404 | */ |