pci/bt8xx/bttv-risc.c

237 bttv_calc_geo_old(struct bttv *btv, struct bttv_geometry *geo,
257 	geo->hscale =  ((totalwidth*4096UL)/xsf-4096);
258 	geo->hdelay =  tvnorm->hdelayx1;
259 	geo->hdelay =  (geo->hdelay*width)/swidth;
260 	geo->hdelay &= 0x3fe;
262 	geo->vscale =  (0x10000UL-sr) & 0x1fff;
263 	geo->crop   =  ((width>>8)&0x03) | ((geo->hdelay>>6)&0x0c) |
265 	geo->vscale |= interleaved ? (BT848_VSCALE_INT<<8) : 0;
266 	geo->vdelay  =  vdelay;
267 	geo->width   =  width;
268 	geo->sheight =  tvnorm->sheight;
269 	geo->vtotal  =  tvnorm->vtotal;
272 		geo->vtc  = (width < 193) ? 2 : ((width < 385) ? 1 : 0);
273 		geo->comb = (width < 769) ? 1 : 0;
275 		geo->vtc  = 0;
276 		geo->comb = 0;
282 			 struct bttv_geometry *         geo,
299 		bttv_calc_geo_old(btv, geo, width, height,
309 	geo->width = width;
310 	geo->hscale = (c_width * 4096U + (width >> 1)) / width - 4096;
312 	geo->hdelay = ((crop->left * width + c_width) / c_width) & ~1;
314 	geo->sheight = c_height;
315 	geo->vdelay = crop->top - tvnorm->cropcap.bounds.top + MIN_VDELAY;
318 	geo->vscale = (0x10000UL - sr) & 0x1fff;
319 	geo->vscale |= both_fields ? (BT848_VSCALE_INT << 8) : 0;
320 	geo->vtotal = tvnorm->vtotal;
322 	geo->crop = (((geo->width   >> 8) & 0x03) |
323 		     ((geo->hdelay  >> 6) & 0x0c) |
324 		     ((geo->sheight >> 4) & 0x30) |
325 		     ((geo->vdelay  >> 2) & 0xc0));
328 		geo->vtc  = (width < 193) ? 2 : ((width < 385) ? 1 : 0);
329 		geo->comb = (width < 769) ? 1 : 0;
331 		geo->vtc  = 0;
332 		geo->comb = 0;
337 bttv_apply_geo(struct bttv *btv, struct bttv_geometry *geo, int odd)
341 	if (geo->comb)
346 	btwrite(geo->vtc,             BT848_E_VTC+off);
347 	btwrite(geo->hscale >> 8,     BT848_E_HSCALE_HI+off);
348 	btwrite(geo->hscale & 0xff,   BT848_E_HSCALE_LO+off);
349 	btaor((geo->vscale>>8), 0xe0, BT848_E_VSCALE_HI+off);
350 	btwrite(geo->vscale & 0xff,   BT848_E_VSCALE_LO+off);
351 	btwrite(geo->width & 0xff,    BT848_E_HACTIVE_LO+off);
352 	btwrite(geo->hdelay & 0xff,   BT848_E_HDELAY_LO+off);
353 	btwrite(geo->sheight & 0xff,  BT848_E_VACTIVE_LO+off);
354 	btwrite(geo->vdelay & 0xff,   BT848_E_VDELAY_LO+off);
355 	btwrite(geo->crop,            BT848_E_CROP+off);
356 	btwrite(geo->vtotal>>8,       BT848_VTOTAL_HI);
357 	btwrite(geo->vtotal & 0xff,   BT848_VTOTAL_LO);
548 	buf->geo.vdelay = min_vdelay;
576 		if (vbi->geo.vdelay > vdelay) {
577 			vdelay = vbi->geo.vdelay & 0xfe;
578 			crop = (crop & 0x3f) | ((vbi->geo.vdelay >> 2) & 0xc0);
619 		bttv_apply_geo(btv, &set->top->geo, 1);
620 		bttv_apply_geo(btv, &set->bottom->geo,0);
632 		bttv_apply_geo(btv, &set->top->geo,1);
633 		bttv_apply_geo(btv, &set->top->geo,0);
642 		bttv_apply_geo(btv, &set->bottom->geo,1);
643 		bttv_apply_geo(btv, &set->bottom->geo,0);
673 		bttv_calc_geo(btv, &buf->geo, btv->width, btv->height,
723 			bttv_calc_geo(btv, &buf->geo, btv->width, btv->height,
733 			bttv_calc_geo(btv, &buf->geo, btv->width, btv->height,
743 			bttv_calc_geo(btv, &buf->geo, btv->width, btv->height,
763 			bttv_calc_geo(btv, &buf->geo, btv->width, btv->height,
791 		bttv_calc_geo(btv, &buf->geo, tvnorm->swidth, tvnorm->sheight,