| // SPDX-License-Identifier: GPL-2.0-only | |
| /* | |
| * Copyright (C) 2025 Zsolt Kajtar (soci@c64.rulez.org) | |
| */ | |
| #include <linux/export.h> | |
| #include <linux/module.h> | |
| #include <linux/fb.h> | |
| #include <linux/bitrev.h> | |
| #include <asm/types.h> | |
| #ifdef CONFIG_FB_CFB_REV_PIXELS_IN_BYTE | |
| #define FB_REV_PIXELS_IN_BYTE | |
| #endif | |
| #include "cfbmem.h" | |
| #include "fb_copyarea.h" | |
| void cfb_copyarea(struct fb_info *p, const struct fb_copyarea *area) | |
| { | |
| if (p->state != FBINFO_STATE_RUNNING) | |
| return; | |
| if (p->flags & FBINFO_VIRTFB) | |
| fb_warn_once(p, "%s: framebuffer is not in I/O address space.\n", __func__); | |
| if (p->fbops->fb_sync) | |
| p->fbops->fb_sync(p); | |
| fb_copyarea(p, area); | |
| } | |
| EXPORT_SYMBOL(cfb_copyarea); | |
| MODULE_AUTHOR("Zsolt Kajtar <soci@c64.rulez.org>"); | |
| MODULE_DESCRIPTION("I/O memory packed pixel framebuffer area copy"); | |
| MODULE_LICENSE("GPL"); |