318 	u32 vxres, xoffset, vyres, yoffset;  in vga16fb_check_var()  local
355 	vxres = (var->xres_virtual + 0xF) & ~0xF;  in vga16fb_check_var()
361 	if (vxres < xres)  in vga16fb_check_var()
362 		vxres = xres;  in vga16fb_check_var()
363 	if (xres + xoffset > vxres)  in vga16fb_check_var()
364 		xoffset = vxres - xres;  in vga16fb_check_var()
370 	var->xres_virtual = vxres;  in vga16fb_check_var()
377 	vxres >>= shift;  in vga16fb_check_var()
406 	if (vxres * vyres > maxmem) {  in vga16fb_check_var()
407 		vyres = maxmem / vxres;  in vga16fb_check_var()
452 	pos = yoffset * vxres + (xoffset >> shift);  in vga16fb_check_var()
477 	if (vxres >= 512)  in vga16fb_check_var()
479 	par->crtc[VGA_CRTC_OFFSET] = vxres >> 1;  in vga16fb_check_var()
883 	int x, x2, y2, vxres, vyres, width, height, line_ofs;  in vga16fb_fillrect()  local
886 	vxres = info->var.xres_virtual;  in vga16fb_fillrect()
889 	if (!rect->width || !rect->height || rect->dx > vxres || rect->dy > vyres)  in vga16fb_fillrect()
897 	x2 = x2 < vxres ? x2 : vxres;  in vga16fb_fillrect()
1014 	int x, x2, y2, old_dx, old_dy, vxres, vyres;  in vga16fb_copyarea()  local
1019 	vxres = info->var.xres_virtual;  in vga16fb_copyarea()
1022 	if (area->dx > vxres || area->sx > vxres || area->dy > vyres ||  in vga16fb_copyarea()
1038 	x2 = x2 < vxres ? x2 : vxres;  in vga16fb_copyarea()
1051 	if (sx + width > vxres || sy + height > vyres)  in vga16fb_copyarea()