166 int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to)  in fb_copy_cmap()  argument
171 	if (to->start > from->start)  in fb_copy_cmap()
172 		fromoff = to->start - from->start;  in fb_copy_cmap()
174 		tooff = from->start - to->start;  in fb_copy_cmap()
175 	if (fromoff >= from->len || tooff >= to->len)  in fb_copy_cmap()
178 	size = min_t(size_t, to->len - tooff, from->len - fromoff);  in fb_copy_cmap()
183 	memcpy(to->red+tooff, from->red+fromoff, size);  in fb_copy_cmap()
184 	memcpy(to->green+tooff, from->green+fromoff, size);  in fb_copy_cmap()
185 	memcpy(to->blue+tooff, from->blue+fromoff, size);  in fb_copy_cmap()
186 	if (from->transp && to->transp)  in fb_copy_cmap()
187 		memcpy(to->transp+tooff, from->transp+fromoff, size);  in fb_copy_cmap()
191 int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to)  in fb_cmap_to_user()  argument
196 	if (to->start > from->start)  in fb_cmap_to_user()
197 		fromoff = to->start - from->start;  in fb_cmap_to_user()
199 		tooff = from->start - to->start;  in fb_cmap_to_user()
200 	if (fromoff >= from->len || tooff >= to->len)  in fb_cmap_to_user()
203 	size = min_t(size_t, to->len - tooff, from->len - fromoff);  in fb_cmap_to_user()
208 	if (copy_to_user(to->red+tooff, from->red+fromoff, size))  in fb_cmap_to_user()
210 	if (copy_to_user(to->green+tooff, from->green+fromoff, size))  in fb_cmap_to_user()
212 	if (copy_to_user(to->blue+tooff, from->blue+fromoff, size))  in fb_cmap_to_user()
214 	if (from->transp && to->transp)  in fb_cmap_to_user()
215 		if (copy_to_user(to->transp+tooff, from->transp+fromoff, size))  in fb_cmap_to_user()