Lines Matching defs:bt
21 #define BTVERSION (bt->id>>4)
70 static CARD8 btread(BT829Ptr bt, CARD8 reg)
74 I2C_WriteRead(&(bt->d), ®, 1, &v, 1);
79 static void btwrite(BT829Ptr bt, CARD8 reg, CARD8 val)
85 I2C_WriteRead(&(bt->d), data, 2, NULL, 0);
91 static void btwrite_status(BT829Ptr bt) /* STATUS */
93 btwrite(bt, STATUS, 0x00); /* clear */
96 static void btwrite_iform(BT829Ptr bt) /* IFORM */
100 switch (bt->format) {
117 btwrite(bt, IFORM, (bt->mux<<5) | (xtsel<<3) | bt->format);
120 static void btwrite_tdec(BT829Ptr bt) /* TDEC */
125 static void btwrite_crop(BT829Ptr bt) /* CROP */
127 btwrite(bt, CROP, (H(bt->vdelay)<<6) | (H(bt->vactive)<<4) |
128 (H(bt->hdelay)<<2) | H(bt->width));
131 static void btwrite_vdelay_lo(BT829Ptr bt) /* VDELAY_LO */
133 btwrite(bt, VDELAY_LO, L(bt->vdelay));
136 static void btwrite_vactive_lo(BT829Ptr bt) /* VACTIVE_LO */
138 btwrite(bt, VACTIVE_LO, L(bt->vactive));
141 static void btwrite_hdelay_lo(BT829Ptr bt) /* HDELAY_LO */
143 btwrite(bt, HDELAY_LO, L(bt->hdelay));
146 static void btwrite_hactive_lo(BT829Ptr bt) /* HACTIVE_LO */
148 btwrite(bt, HACTIVE_LO, L(bt->width));
151 static void btwrite_hscale_hi(BT829Ptr bt) /* HSCALE_HI */
153 btwrite(bt, HSCALE_HI, H(bt->hscale));
156 static void btwrite_hscale_lo(BT829Ptr bt) /* HSCALE_LO */
158 btwrite(bt, HSCALE_LO, L(bt->hscale));
161 static void btwrite_bright(BT829Ptr bt) /* BRIGHT */
163 btwrite(bt, BRIGHT, bt->brightness);
166 static void btwrite_control(BT829Ptr bt) /* CONTROL */
172 ldec = (bt->width > 360); /* gatos says 384 */
174 btwrite(bt, CONTROL,
175 ((bt->mux==bt->svideo_mux) ? 0xC0:0x00) | /* LNOTCH and COMP */
176 (ldec<<5) | (H(bt->contrast)<<2) | (H(bt->sat_u)<<1) | H(bt->sat_v));
179 static void btwrite_contrast_lo(BT829Ptr bt) /* CONTRAST_LO */
181 btwrite(bt, CONTRAST_LO, L(bt->contrast));
184 static void btwrite_sat_u_lo(BT829Ptr bt) /* SAT_U_LO */
186 btwrite(bt, SAT_U_LO, L(bt->sat_u));
189 static void btwrite_sat_v_lo(BT829Ptr bt) /* SAT_V_LO */
191 btwrite(bt, SAT_V_LO, L(bt->sat_v));
194 static void btwrite_hue(BT829Ptr bt) /* HUE */
196 btwrite(bt, HUE, bt->hue);
199 static void btwrite_scloop(BT829Ptr bt) /* SCLOOP */
202 btwrite(bt, SCLOOP,
203 (bt->format==BT829_SECAM) ? 0x10:0x00 /* QCIF or AUTO */
208 static void btwrite_wc_up(BT829Ptr bt) /* WC_UP */
215 static void btwrite_oform(BT829Ptr bt) /* OFORM */
217 btwrite(bt, OFORM, (bt->code<<3) | (bt->len<<2) |
222 static void btwrite_vscale_hi(BT829Ptr bt) /* VSCALE_HI */
224 btwrite(bt, VSCALE_HI, H(bt->vscale) |
229 static void btwrite_vscale_lo(BT829Ptr bt) /* VSCALE_LO */
231 btwrite(bt, VSCALE_LO, L(bt->vscale));
236 static void btwrite_vpole(BT829Ptr bt) /* VPOLE */
238 btwrite(bt, VPOLE, (bt->out_en<<7));
243 static void btwrite_adelay(BT829Ptr bt) /* ADELAY */
245 switch (bt->format) {
249 btwrite(bt, ADELAY, 104);
255 btwrite(bt, ADELAY, 127);
258 btwrite(bt, ADELAY, 104); /* hardware default */
263 static void btwrite_bdelay(BT829Ptr bt) /* BDELAY */
265 switch (bt->format) {
269 btwrite(bt, BDELAY, 93);
274 btwrite(bt, BDELAY, 114);
277 btwrite(bt, BDELAY, 160);
280 btwrite(bt, BDELAY, 93); /* hardware default */
285 static void btwrite_adc(BT829Ptr bt) /* ADC */
287 btwrite(bt, ADC, bt->mux==bt->svideo_mux ? 0x80:0x82); /* CSLEEP = 0 or 1 */
290 static void btwrite_vtc(BT829Ptr bt) /* VTC */
295 switch (bt->format) {
300 if (bt->width <= 360) vfilt = 1; /* gatos says <= 240 */
301 if (bt->width <= 180) vfilt = 2; /* gatos says <= 120 */
302 if (bt->width <= 90) vfilt = 3; /* gatos says <= 60 */
307 if (bt->width <= 384) vfilt = 1;
308 if (bt->width <= 192) vfilt = 2;
309 if (bt->width<= 96) vfilt = 3;
314 btwrite(bt, VTC, (bt->vbien<<4) | (bt->vbifmt<<3) | vfilt);
318 static void btwrite_cc_status(BT829Ptr bt) /* CC_STATUS */
321 if (bt->ccmode == 0) btwrite(bt, CC_STATUS, 0x00);
323 else btwrite(bt, CC_STATUS, (bt->ccmode<<4) | 0x40);
329 static void btwrite_wc_dn(BT829Ptr bt) /* WC_DN */
336 static void bt_reset(BT829Ptr bt) { /* SRESET */
337 btwrite(bt, SRESET, 0x0); /* Reset all registers */
340 static void btwrite_p_io(BT829Ptr bt) /* P_IO */
343 btwrite(bt, P_IO, bt->p_io);
350 static void propagate_changes(BT829Ptr bt)
355 switch (bt->format) {
366 vdelay = (bt->tunertype==5) ? 34 : 22;
378 vdelay = (bt->tunertype==5) ? 34 : 22; /* windows says 22 */
391 bt->htotal = htotal; /* Used for error checking in bt829_SetCaptSize */
393 hscale = 4096 * htotal / (bt->width + 2 * HCROP)-4096;
395 HCROP + (bt->width + 2 * HCROP) * unscaled_hdelay / htotal
400 vscale = (0x10000 - (512*vactive/bt->height-512)) & 0x1FFF;
402 if ((hdelay != bt->hdelay) || (vdelay != bt->vdelay) ||
403 (vactive != bt->vactive) || (hscale != bt->hscale) ||
404 (vscale != bt->vscale)) {
405 bt->hdelay = hdelay;
406 bt->vdelay = vdelay;
407 bt->vactive = vactive;
408 bt->hscale = hscale;
409 bt->vscale = vscale;
410 btwrite_crop(bt);
411 btwrite_vdelay_lo(bt);
412 btwrite_vactive_lo(bt);
413 btwrite_hdelay_lo(bt);
414 btwrite_hscale_hi(bt);
415 btwrite_hscale_lo(bt);
416 btwrite_control(bt);
417 btwrite_vscale_hi(bt);
418 btwrite_vscale_lo(bt);
422 static void write_all(BT829Ptr bt)
424 bt_reset(bt);
425 propagate_changes(bt); /* ensure consistency */
426 btwrite_iform(bt);
427 btwrite_tdec(bt);
428 btwrite_crop(bt);
429 btwrite_vdelay_lo(bt);
430 btwrite_vactive_lo(bt);
431 btwrite_hdelay_lo(bt);
432 btwrite_hactive_lo(bt);
433 btwrite_hscale_hi(bt);
434 btwrite_hscale_lo(bt);
435 btwrite_bright(bt);
436 btwrite_control(bt);
437 btwrite_contrast_lo(bt);
438 btwrite_sat_u_lo(bt);
439 btwrite_sat_v_lo(bt);
440 btwrite_hue(bt);
441 btwrite_scloop(bt);
442 btwrite_wc_up(bt);
443 btwrite_oform(bt);
444 btwrite_vscale_hi(bt);
445 btwrite_vscale_lo(bt);
446 btwrite_vpole(bt);
447 btwrite_adelay(bt);
448 btwrite_bdelay(bt);
449 btwrite_adc(bt);
450 btwrite_vtc(bt);
451 /* btwrite_cc_status(bt); */ /* FIXME: CC code needs cleaning */
452 btwrite_wc_dn(bt);
453 btwrite_p_io(bt);
461 BT829Ptr bt;
464 bt = calloc(1, sizeof(BT829Rec));
465 if(bt == NULL) return NULL;
466 bt->d.DevName = strdup("BT829 video decoder");
467 bt->d.SlaveAddr = addr;
468 bt->d.pI2CBus = b;
469 bt->d.NextDev = NULL;
470 bt->d.StartTimeout = b->StartTimeout;
471 bt->d.BitTimeout = b->BitTimeout;
472 bt->d.AcknTimeout = b->AcknTimeout;
473 bt->d.ByteTimeout = b->ByteTimeout;
476 if(!I2C_WriteRead(&(bt->d), NULL, 0, &a, 1))
478 free(bt);
482 bt->id = btread(bt,IDCODE);
484 free(bt->d.DevName);
485 bt->d.DevName = calloc(200, sizeof(char));
488 sprintf(bt->d.DevName, "bt815a video decoder, revision %d",bt->id & 0xf);
491 sprintf(bt->d.DevName, "bt817a video decoder, revision %d",bt->id & 0xf);
494 sprintf(bt->d.DevName, "bt819a video decoder, revision %d",bt->id & 0xf);
497 sprintf(bt->d.DevName, "bt827a/b video decoder, revision %d",bt->id & 0xf);
500 sprintf(bt->d.DevName, "bt829a/b video decoder, revision %d",bt->id & 0xf);
503 sprintf(bt->d.DevName, "bt8xx/unknown video decoder version %d, revision %d",bt->id >> 4,bt->id & 0xf);
508 if(!I2CDevInit(&(bt->d)))
510 free(bt);
514 bt->tunertype = 1;
516 bt->brightness = 0; /* hardware default */
517 bt->ccmode = 0;
518 bt->code = 0; /* hardware default */
519 bt->contrast = 216; /* hardware default */
520 bt->format = BT829_NTSC;
521 bt->height = 480; /* hardware default for vactive */
522 bt->hue = 0; /* hardware default */
523 bt->len = 1; /* hardware default */
524 bt->mux = BT829_MUX0; /* hardware default */
525 bt->out_en = 0; /* hardware default */
526 bt->p_io = 0; /* hardware default */
527 bt->sat_u = 254; /* hardware default */
528 bt->sat_v = 180; /* hardware default */
529 bt->vbien = 0; /* hardware default */
530 bt->vbifmt = 0; /* hardware default */
531 bt->width = 640; /* hardware default for hactive */
533 bt->hdelay = 120; /* hardware default */
534 bt->hscale = 684; /* hardware default */
535 bt->vactive = 480; /* hardware default */
536 bt->vdelay = 22; /* hardware default */
537 bt->vscale = 0; /* hardware default */
539 bt->htotal = 754; /* NTSC */
540 bt->svideo_mux = 0; /* no s-video */
542 return bt;
545 int bt829_ATIInit(BT829Ptr bt)
547 bt->code = 1;
548 bt->len = 0;
549 bt->vbien = 1;
550 bt->vbifmt = 1;
551 bt->svideo_mux = BT829_MUX1;
553 write_all (bt);
558 int bt829_SetFormat(BT829Ptr bt, CARD8 format)
563 if (format == bt->format) return 0;
564 bt->format = format;
565 propagate_changes(bt);
566 btwrite_iform(bt);
567 btwrite_scloop(bt);
568 btwrite_adelay(bt);
569 btwrite_bdelay(bt);
570 btwrite_vtc(bt);
574 int bt829_SetMux(BT829Ptr bt, CARD8 mux)
577 if (mux == bt->mux) return 0;
578 bt->mux = mux;
579 /* propagate_changes(bt); */ /* no dependencies */
580 btwrite_iform(bt);
581 btwrite_control(bt);
582 btwrite_adc(bt);
586 void bt829_SetBrightness(BT829Ptr bt, int brightness)
590 if (brightness == bt->brightness) return;
591 bt->brightness = brightness;
592 /* propagate_changes(bt); */ /* no dependencies */
593 btwrite_bright(bt);
596 void bt829_SetContrast(BT829Ptr bt, int contrast)
600 if (contrast == bt->contrast) return;
601 bt->contrast = contrast;
602 /* propagate_changes(bt); */ /* no dependencies */
603 btwrite_control(bt);
604 btwrite_contrast_lo(bt);
607 void bt829_SetSaturation(BT829Ptr bt, int saturation)
614 if ((sat_u == bt->sat_u) && (sat_v == bt->sat_v)) return;
615 bt->sat_u = sat_u;
616 bt->sat_v = sat_v;
617 /* propagate_changes(bt); */ /* no dependencies */
618 btwrite_control(bt);
619 btwrite_sat_u_lo(bt);
620 btwrite_sat_v_lo(bt);
623 void bt829_SetTint(BT829Ptr bt, int hue)
627 if (hue == bt->hue) return;
628 bt->hue = hue;
629 /* propagate_changes(bt); */ /* no dependencies */
630 btwrite_hue(bt);
633 int bt829_SetCaptSize(BT829Ptr bt, int width, int height)
635 if ((width > bt->htotal - 2 * HCROP) ||
636 (16 * width < bt->htotal - 32 * HCROP)) return -1;
637 if ((height > bt->vactive) || (16 * height < bt->vactive)) return -1;
638 if ((width == bt->width) && (height == bt->height)) return 0;
639 bt->width = width;
640 bt->height = height;
641 propagate_changes(bt);
642 btwrite_crop(bt);
643 btwrite_hactive_lo(bt);
644 btwrite_control(bt);
645 btwrite_vtc(bt);
649 int bt829_SetCC(BT829Ptr bt) /* FIXME: should take ccmode as a parameter */
652 /* propagate_changes(bt); */ /* no dependencies */
653 btwrite_cc_status(bt);
655 if (bt->ccmode != 0) btwrite_status(bt);
659 void bt829_SetOUT_EN(BT829Ptr bt, BOOL out_en)
662 if (out_en == bt->out_en) return;
663 bt->out_en = out_en;
664 /* propagate_changes(bt); */ /* no dependencies */
665 btwrite_vpole(bt);
668 void bt829_SetP_IO(BT829Ptr bt, CARD8 p_io)
670 if (p_io == bt->p_io) return;
671 bt->p_io = p_io;
672 /* propagate_changes(bt); */ /* no dependencies */
673 btwrite_p_io(bt);
676 #define BTREAD(R) btread(bt,(R))
680 void bt829_getCCdata(BT829Ptr bt,struct CCdata *data)
696 btwrite(bt,STATUS,0x00); /* Reset CCVALID status bit */
706 xf86DrvMsg(bt->d.pI2CBus->scrnIndex,X_INFO," %-12s (0x%02X) = 0x%02X\n", \
709 /*static void bt829_dumpregs(BT829Ptr bt)