547 static int fb_try_mode(struct fb_var_screeninfo *var, struct fb_info *info,  in fb_try_mode()  argument
555 	var->xres = mode->xres;  in fb_try_mode()
556 	var->yres = mode->yres;  in fb_try_mode()
557 	var->xres_virtual = mode->xres;  in fb_try_mode()
558 	var->yres_virtual = mode->yres;  in fb_try_mode()
559 	var->xoffset = 0;  in fb_try_mode()
560 	var->yoffset = 0;  in fb_try_mode()
561 	var->bits_per_pixel = bpp;  in fb_try_mode()
562 	var->activate |= FB_ACTIVATE_TEST;  in fb_try_mode()
563 	var->pixclock = mode->pixclock;  in fb_try_mode()
564 	var->left_margin = mode->left_margin;  in fb_try_mode()
565 	var->right_margin = mode->right_margin;  in fb_try_mode()
566 	var->upper_margin = mode->upper_margin;  in fb_try_mode()
567 	var->lower_margin = mode->lower_margin;  in fb_try_mode()
568 	var->hsync_len = mode->hsync_len;  in fb_try_mode()
569 	var->vsync_len = mode->vsync_len;  in fb_try_mode()
570 	var->sync = mode->sync;  in fb_try_mode()
571 	var->vmode = mode->vmode;  in fb_try_mode()
573 		err = info->fbops->fb_check_var(var, info);  in fb_try_mode()
574 	var->activate &= ~FB_ACTIVATE_TEST;  in fb_try_mode()
622 int fb_find_mode(struct fb_var_screeninfo *var,  in fb_find_mode()  argument
749 			if (!ret && !fb_try_mode(var, info, &cvt_mode, bpp)) {  in fb_find_mode()
784 			    !fb_try_mode(var, info, &db[i], bpp)) {  in fb_find_mode()
805 			fb_try_mode(var, info, &db[best], bpp);  in fb_find_mode()
814 			if (!fb_try_mode(var, info, &db[i], bpp)) {  in fb_find_mode()
832 			fb_try_mode(var, info, &db[best], bpp);  in fb_find_mode()
838 	if (!fb_try_mode(var, info, default_mode, default_bpp))  in fb_find_mode()
843 		if (!fb_try_mode(var, info, &db[i], default_bpp))  in fb_find_mode()
856 			 const struct fb_var_screeninfo *var)  in fb_var_to_videomode()  argument
861 	mode->xres = var->xres;  in fb_var_to_videomode()
862 	mode->yres = var->yres;  in fb_var_to_videomode()
863 	mode->pixclock = var->pixclock;  in fb_var_to_videomode()
864 	mode->hsync_len = var->hsync_len;  in fb_var_to_videomode()
865 	mode->vsync_len = var->vsync_len;  in fb_var_to_videomode()
866 	mode->left_margin = var->left_margin;  in fb_var_to_videomode()
867 	mode->right_margin = var->right_margin;  in fb_var_to_videomode()
868 	mode->upper_margin = var->upper_margin;  in fb_var_to_videomode()
869 	mode->lower_margin = var->lower_margin;  in fb_var_to_videomode()
870 	mode->sync = var->sync;  in fb_var_to_videomode()
871 	mode->vmode = var->vmode & FB_VMODE_MASK;  in fb_var_to_videomode()
875 	if (!var->pixclock)  in fb_var_to_videomode()
878 	pixclock = PICOS2KHZ(var->pixclock) * 1000;  in fb_var_to_videomode()
880 	htotal = var->xres + var->right_margin + var->hsync_len +  in fb_var_to_videomode()
881 		var->left_margin;  in fb_var_to_videomode()
882 	vtotal = var->yres + var->lower_margin + var->vsync_len +  in fb_var_to_videomode()
883 		var->upper_margin;  in fb_var_to_videomode()
885 	if (var->vmode & FB_VMODE_INTERLACED)  in fb_var_to_videomode()
887 	if (var->vmode & FB_VMODE_DOUBLE)  in fb_var_to_videomode()
902 void fb_videomode_to_var(struct fb_var_screeninfo *var,  in fb_videomode_to_var()  argument
905 	var->xres = mode->xres;  in fb_videomode_to_var()
906 	var->yres = mode->yres;  in fb_videomode_to_var()
907 	var->xres_virtual = mode->xres;  in fb_videomode_to_var()
908 	var->yres_virtual = mode->yres;  in fb_videomode_to_var()
909 	var->xoffset = 0;  in fb_videomode_to_var()
910 	var->yoffset = 0;  in fb_videomode_to_var()
911 	var->pixclock = mode->pixclock;  in fb_videomode_to_var()
912 	var->left_margin = mode->left_margin;  in fb_videomode_to_var()
913 	var->right_margin = mode->right_margin;  in fb_videomode_to_var()
914 	var->upper_margin = mode->upper_margin;  in fb_videomode_to_var()
915 	var->lower_margin = mode->lower_margin;  in fb_videomode_to_var()
916 	var->hsync_len = mode->hsync_len;  in fb_videomode_to_var()
917 	var->vsync_len = mode->vsync_len;  in fb_videomode_to_var()
918 	var->sync = mode->sync;  in fb_videomode_to_var()
919 	var->vmode = mode->vmode & FB_VMODE_MASK;  in fb_videomode_to_var()
963 const struct fb_videomode *fb_find_best_mode(const struct fb_var_screeninfo *var,  in fb_find_best_mode()  argument
974 		if (mode->xres >= var->xres && mode->yres >= var->yres) {  in fb_find_best_mode()
975 			d = (mode->xres - var->xres) +  in fb_find_best_mode()
976 				(mode->yres - var->yres);  in fb_find_best_mode()
1035 const struct fb_videomode *fb_match_mode(const struct fb_var_screeninfo *var,  in fb_match_mode()  argument
1041 	fb_var_to_videomode(&mode, var);  in fb_match_mode()
1175 		struct fb_var_screeninfo var;  in fb_find_best_display()  local
1177 		memset(&var, 0, sizeof(struct fb_var_screeninfo));  in fb_find_best_display()
1178 		var.xres = (specs->max_x * 7200)/254;  in fb_find_best_display()
1179 		var.yres = (specs->max_y * 7200)/254;  in fb_find_best_display()
1180 		m = fb_find_best_mode(&var, head);  in fb_find_best_display()