109 static void dnfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
151 void dnfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)  in dnfb_copyarea()  argument
159 	incr = (area->dy <= area->sy) ? 1 : -1;  in dnfb_copyarea()
161 	src = (ushort *)(info->screen_base + area->sy * info->fix.line_length +  in dnfb_copyarea()
162 			(area->sx >> 4));  in dnfb_copyarea()
163 	dest = area->dy * (info->fix.line_length >> 1) + (area->dx >> 4);  in dnfb_copyarea()
166 		y_delta = (info->fix.line_length * 8) - area->sx - area->width;  in dnfb_copyarea()
167 		x_end = area->dx + area->width - 1;  in dnfb_copyarea()
168 		x_word_count = (x_end >> 4) - (area->dx >> 4) + 1;  in dnfb_copyarea()
169 		start_mask = 0xffff0000 >> (area->dx & 0xf);  in dnfb_copyarea()
172 		     (((area->dx & 0xf) - (area->sx & 0xf)) % 16) | (0x4 << 5));  in dnfb_copyarea()
173 		if ((area->dx & 0xf) < (area->sx & 0xf))  in dnfb_copyarea()
176 		y_delta = -((info->fix.line_length * 8) - area->sx - area->width);  in dnfb_copyarea()
177 		x_end = area->dx - area->width + 1;  in dnfb_copyarea()
178 		x_word_count = (area->dx >> 4) - (x_end >> 4) + 1;  in dnfb_copyarea()
179 		start_mask = 0x7ffff >> (area->dx & 0xf);  in dnfb_copyarea()
182 		     ((-((area->sx & 0xf) - (area->dx & 0xf))) % 16) |  in dnfb_copyarea()
184 		if ((area->dx & 0xf) > (area->sx & 0xf))  in dnfb_copyarea()
188 	for (i = 0; i < area->height; i++) {  in dnfb_copyarea()