nvidia/engine/nv_bes.c

51 			if ((si->overlay.ow.h_start + (si->overlay.ow.width / 2)) <
96 			/* width < 2 is not allowed */
107 	/* width < 2 is not allowed */
108 	if (si->overlay.ow.width < 2)
115 		if ((si->overlay.ow.h_start + si->overlay.ow.width - 1) > (crtc_hend - 1))
122 			if ((si->overlay.ow.h_start + si->overlay.ow.width - 1) < (crtc_hstart + 1))
124 				/* width < 2 is not allowed */
130 				temp2 = ((uint16)(si->overlay.ow.h_start + si->overlay.ow.width - crtc_hstart - 1)) & 0x7ff;
210 		if ((si->overlay.ow.h_start + si->overlay.ow.width - 1) < (crtc_hstart + 1))
212 			/* increase 'first contributing pixel' with 'fixed value': (total dest. width - 2) */
213 			moi->hsrcstv += (si->overlay.ow.width - 2);
435 	 * 'ow->width' and 'ow->height' are the output window size: does not change
461 	if (my_ov.width == 0) my_ov.width++;
463 	if (my_ov.h_start > ((ob->width - si->overlay.myBufInfo[offset].slopspace) - 1))
464 		my_ov.h_start = ((ob->width - si->overlay.myBufInfo[offset].slopspace) - 1);
465 	if (((my_ov.h_start + my_ov.width) - 1) > ((ob->width - si->overlay.myBufInfo[offset].slopspace) - 1))
466 		my_ov.width = ((((ob->width - si->overlay.myBufInfo[offset].slopspace) - 1) - my_ov.h_start) + 1);
472 	LOG(4,("Overlay: inputbuffer view (zoom) left %d, top %d, width %d, height %d\n",
473 		my_ov.h_start, my_ov.v_start, my_ov.width, my_ov.height));
484 	LOG(4,("Overlay: total input picture width = %d, height = %d\n",
485 			(ob->width - si->overlay.myBufInfo[offset].slopspace), ob->height));
486 	LOG(4,("Overlay: output picture width = %d, height = %d\n", ow->width, ow->height));
492 		if ((my_ov.width == ow->width) | (ow->width < 2))
494 			/* no horizontal scaling used, OR destination width < 2 */
505 		if ((ow->width < my_ov.width) & (ow->width >= 2))
507 			/* horizontal downscaling used AND destination width >= 2 */
519 	ifactor = (((uint32)(my_ov.width - intrep)) << 16) / (ow->width - intrep);
723 		BESW(NV04_0SRCPTCH, (ob->width * 2));
724 		BESW(NV04_1SRCPTCH, (ob->width * 2));
788 		//fixme if needed: width must be even officially...
789 		BESW(NV10_0SRCSIZE, ((ob->height << 16) | ob->width));
795 			BESW(NV10_0SRCPTCH, (((ob->width * 2) & 0x0000ffff) | (1 << 16) | (1 << 20) | (0 << 24)));
797 			BESW(NV10_0SRCPTCH, (((ob->width * 2) & 0x0000ffff) | (1 << 16) | (0 << 20) | (0 << 24)));