314 		u_int32_t step = p->var.xres_virtual >> 1;  in matrox_cfb4_clear()  local
317 			unsigned int uaddr = sy * step + sx - 1;  in matrox_cfb4_clear()
322 				uaddr += step;  in matrox_cfb4_clear()
326 			unsigned int uaddr = sy * step + sx + width;  in matrox_cfb4_clear()
331 				uaddr += step;  in matrox_cfb4_clear()
404 	u_int32_t step;  in matrox_cfbX_putc()  local
424 		step = 1;  in matrox_cfbX_putc()
426 		step = 2;  in matrox_cfbX_putc()
428 		step = 4;  in matrox_cfbX_putc()
429 	if (fontwidth(p) == step << 3) {  in matrox_cfbX_putc()
430 		size_t charcell = fontheight(p)*step;  in matrox_cfbX_putc()
440 		u8* chardata = p->fontdata+(c&p->charmask)*fontheight(p)*step;  in matrox_cfbX_putc()
451 		switch (step) {  in matrox_cfbX_putc()
559 	u_int32_t step;  in matrox_cfbX_putcs()  local
575 		step = 1;  in matrox_cfbX_putcs()
577 		step = 2;  in matrox_cfbX_putcs()
579 		step = 4;  in matrox_cfbX_putcs()
580 	charcell = fontheight(p)*step;  in matrox_cfbX_putcs()
583 	if (fontwidth(p) == step << 3) {  in matrox_cfbX_putcs()
620 			switch (step) {  in matrox_cfbX_putcs()
829 	unsigned int step;  in matrox_text_bmove()  local
835 	step = ACCESS_FBINFO(devflags.textstep);  in matrox_text_bmove()  local
836 	srcoff = (sy * p->next_line) + (sx * step);  in matrox_text_bmove()
837 	dstoff = (dy * p->next_line) + (dx * step);  in matrox_text_bmove()
841 			for (i = width; i > 0; dstoff += step, srcoff += step, i--)  in matrox_text_bmove()
844 			dstoff += p->next_line - width * step;  in matrox_text_bmove()
845 			srcoff += p->next_line - width * step;  in matrox_text_bmove()
850 		off = (height - 1) * p->next_line + (width - 1) * step;  in matrox_text_bmove()
855 			for (i = width; i > 0; dstoff -= step, srcoff -= step, i--)  in matrox_text_bmove()
857 			dstoff -= p->next_line - width * step;  in matrox_text_bmove()
858 			srcoff -= p->next_line - width * step;  in matrox_text_bmove()
869 	unsigned int step;  in matrox_text_clear()  local
873 	step = ACCESS_FBINFO(devflags.textstep);  in matrox_text_clear()
874 	offs = sy * p->next_line + sx * step;  in matrox_text_clear()
881 		for (i = width; i > 0; offs += step, i--)  in matrox_text_clear()
883 		offs += p->next_line - width * step;  in matrox_text_clear()
892 	unsigned int step;  in matrox_text_putc()  local
896 	step = ACCESS_FBINFO(devflags.textstep);  in matrox_text_putc()
897 	offs = yy * p->next_line + xx * step;  in matrox_text_putc()
912 	unsigned int step;  in matrox_text_putcs()  local
917 	step = ACCESS_FBINFO(devflags.textstep);  in matrox_text_putcs()
918 	offs = yy * p->next_line + xx * step;  in matrox_text_putcs()
928 		offs += step;  in matrox_text_putcs()
936 	unsigned int step;  in matrox_text_revc()  local
940 	step = ACCESS_FBINFO(devflags.textstep);  in matrox_text_revc()
941 	offs = yy * p->next_line + xx * step + 1;  in matrox_text_revc()