226 	if ((info->var.bits_per_pixel == 4) && (image->depth == 1)  in vt8623fb_imageblit()
238 	if ((info->var.bits_per_pixel == 4)  in vt8623fb_fillrect()
320 static int vt8623fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)  in vt8623fb_check_var()  argument
325 	rv = svga_match_format (vt8623fb_formats, var, NULL);  in vt8623fb_check_var()
333 	if (var->xres > var->xres_virtual)  in vt8623fb_check_var()
334 		var->xres_virtual = var->xres;  in vt8623fb_check_var()
336 	if (var->yres > var->yres_virtual)  in vt8623fb_check_var()
337 		var->yres_virtual = var->yres;  in vt8623fb_check_var()
341 	var->xres_virtual = (var->xres_virtual+step) & ~step;  in vt8623fb_check_var()
344 	mem = ((var->bits_per_pixel * var->xres_virtual) >> 3) * var->yres_virtual;  in vt8623fb_check_var()
353 	if ((var->bits_per_pixel == 0) && (mem > (256*1024)))  in vt8623fb_check_var()
360 	rv = svga_check_timings (&vt8623_timing_regs, var, info->node);  in vt8623fb_check_var()
368 	if (var->vmode & FB_VMODE_INTERLACED)  in vt8623fb_check_var()
379 	u32 bpp = info->var.bits_per_pixel;  in vt8623fb_set_par()
383 		info->fix.line_length = (info->var.xres_virtual * bpp) / 8;  in vt8623fb_set_par()
392 		offset_value = (info->var.xres_virtual * bpp) / 64;  in vt8623fb_set_par()
393 		fetch_value  = ((info->var.xres * bpp) / 128) + 4;  in vt8623fb_set_par()
396 			fetch_value  = (info->var.xres / 8) + 8; /* + 0 is OK */  in vt8623fb_set_par()
398 		screen_size  = info->var.yres_virtual * info->fix.line_length;  in vt8623fb_set_par()
410 		offset_value = info->var.xres_virtual / 16;  in vt8623fb_set_par()
411 		fetch_value  = (info->var.xres / 8) + 8;  in vt8623fb_set_par()
412 		screen_size  = (info->var.xres_virtual * info->var.yres_virtual) / 64;  in vt8623fb_set_par()
415 	info->var.xoffset = 0;  in vt8623fb_set_par()
416 	info->var.yoffset = 0;  in vt8623fb_set_par()
417 	info->var.activate = FB_ACTIVATE_NOW;  in vt8623fb_set_par()
444 	if (info->var.vmode & FB_VMODE_DOUBLE)  in vt8623fb_set_par()
466 	mode = svga_match_format(vt8623fb_formats, &(info->var), &(info->fix));  in vt8623fb_set_par()
502 	vt8623_set_pixclock(info, info->var.pixclock);  in vt8623fb_set_par()
503 	svga_set_timings(par->state.vgabase, &vt8623_timing_regs, &(info->var), 1, 1,  in vt8623fb_set_par()
504 			 (info->var.vmode & FB_VMODE_DOUBLE) ? 2 : 1, 1,  in vt8623fb_set_par()
521 	switch (fb->var.bits_per_pixel) {  in vt8623fb_setcolreg()
547 		if (fb->var.green.length == 5)  in vt8623fb_setcolreg()
550 		else if (fb->var.green.length == 6)  in vt8623fb_setcolreg()
609 static int vt8623fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)  in vt8623fb_pan_display()  argument
615 	if (info->var.bits_per_pixel == 0) {  in vt8623fb_pan_display()
616 		offset = (var->yoffset / 16) * info->var.xres_virtual  in vt8623fb_pan_display()
617 		       + var->xoffset;  in vt8623fb_pan_display()
620 		offset = (var->yoffset * info->fix.line_length) +  in vt8623fb_pan_display()
621 			 (var->xoffset * info->var.bits_per_pixel / 8);  in vt8623fb_pan_display()
622 		offset = offset >> ((info->var.bits_per_pixel == 4) ? 2 : 1);  in vt8623fb_pan_display()
748 	rc = fb_find_mode(&(info->var), info, mode_option, NULL, 0, NULL, 8);  in vt8623_pci_probe()