48 struct fb_info *registered_fb[FB_MAX] __read_mostly;
54 static struct fb_info *get_fb_info(unsigned int idx)  in get_fb_info()
56 	struct fb_info *fb_info;  in get_fb_info()  local
62 	fb_info = registered_fb[idx];  in get_fb_info()
63 	if (fb_info)  in get_fb_info()
64 		atomic_inc(&fb_info->count);  in get_fb_info()
67 	return fb_info;  in get_fb_info()
70 static void put_fb_info(struct fb_info *fb_info)  in put_fb_info()  argument
72 	if (!atomic_dec_and_test(&fb_info->count))  in put_fb_info()
74 	if (fb_info->fbops->fb_destroy)  in put_fb_info()
75 		fb_info->fbops->fb_destroy(fb_info);  in put_fb_info()
78 int lock_fb_info(struct fb_info *info)  in lock_fb_info()
159 char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size)  in fb_get_buffer_offset()
199 static void fb_set_logocmap(struct fb_info *info,  in fb_set_logocmap()
233 static void  fb_set_logo_truepalette(struct fb_info *info,  in fb_set_logo_truepalette()
263 static void fb_set_logo_directpalette(struct fb_info *info,  in fb_set_logo_directpalette()
278 static void fb_set_logo(struct fb_info *info,  in fb_set_logo()
391 static void fb_rotate_logo(struct fb_info *info, u8 *dst,  in fb_rotate_logo()
424 static void fb_do_show_logo(struct fb_info *info, struct fb_image *image,  in fb_do_show_logo()
463 static int fb_show_logo_line(struct fb_info *info, int rotate,  in fb_show_logo_line()
551 static int fb_prepare_extra_logos(struct fb_info *info, unsigned int height,  in fb_prepare_extra_logos()
575 static int fb_show_extra_logos(struct fb_info *info, int y, int rotate)  in fb_show_extra_logos()
588 static inline int fb_prepare_extra_logos(struct fb_info *info,  in fb_prepare_extra_logos()
595 static inline int fb_show_extra_logos(struct fb_info *info, int y, int rotate)  in fb_show_extra_logos()
603 int fb_prepare_logo(struct fb_info *info, int rotate)  in fb_prepare_logo()
671 int fb_show_logo(struct fb_info *info, int rotate)  in fb_show_logo()
682 int fb_prepare_logo(struct fb_info *info, int rotate) { return 0; }  in fb_prepare_logo()
683 int fb_show_logo(struct fb_info *info, int rotate) { return 0; }  in fb_show_logo()
708 	struct fb_info *fi = registered_fb[i];  in fb_seq_show()
743 static struct fb_info *file_fb_info(struct file *file)  in file_fb_info()
747 	struct fb_info *info = registered_fb[fbidx];  in file_fb_info()
758 	struct fb_info *info = file_fb_info(file);  in fb_read()
823 	struct fb_info *info = file_fb_info(file);  in fb_write()
892 fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)  in fb_pan_display()
929 static int fb_check_caps(struct fb_info *info, struct fb_var_screeninfo *var,  in fb_check_caps()
953 fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)  in fb_set_var()
1074 fb_blank(struct fb_info *info, int blank)  in fb_blank()
1105 static long do_fb_ioctl(struct fb_info *info, unsigned int cmd,  in do_fb_ioctl()
1247 	struct fb_info *info = file_fb_info(file);  in fb_ioctl()
1281 static int fb_getput_cmap(struct fb_info *info, unsigned int cmd,  in fb_getput_cmap()
1349 static int fb_get_fscreeninfo(struct fb_info *info, unsigned int cmd,  in fb_get_fscreeninfo()
1373 	struct fb_info *info = file_fb_info(file);  in fb_compat_ioctl()
1412 	struct fb_info *info = file_fb_info(file);  in fb_mmap()
1462 	struct fb_info *info;  in fb_open()
1502 	struct fb_info * const info = file->private_data;  in fb_release()
1536 static int fb_check_foreignness(struct fb_info *fi)  in fb_check_foreignness()
1596 static int do_unregister_framebuffer(struct fb_info *fb_info);
1629 static int do_register_framebuffer(struct fb_info *fb_info)  in do_register_framebuffer()  argument
1635 	if (fb_check_foreignness(fb_info))  in do_register_framebuffer()
1638 	ret = do_remove_conflicting_framebuffers(fb_info->apertures,  in do_register_framebuffer()
1639 						 fb_info->fix.id,  in do_register_framebuffer()
1640 						 fb_is_primary_device(fb_info));  in do_register_framebuffer()
1651 	fb_info->node = i;  in do_register_framebuffer()
1652 	atomic_set(&fb_info->count, 1);  in do_register_framebuffer()
1653 	mutex_init(&fb_info->lock);  in do_register_framebuffer()
1654 	mutex_init(&fb_info->mm_lock);  in do_register_framebuffer()
1656 	fb_info->dev = device_create(fb_class, fb_info->device,  in do_register_framebuffer()
1658 	if (IS_ERR(fb_info->dev)) {  in do_register_framebuffer()
1660 …ERN_WARNING "Unable to create device for framebuffer %d; errno = %ld\n", i, PTR_ERR(fb_info->dev));  in do_register_framebuffer()
1661 		fb_info->dev = NULL;  in do_register_framebuffer()
1663 		fb_init_device(fb_info);  in do_register_framebuffer()
1665 	if (fb_info->pixmap.addr == NULL) {  in do_register_framebuffer()
1666 		fb_info->pixmap.addr = kmalloc(FBPIXMAPSIZE, GFP_KERNEL);  in do_register_framebuffer()
1667 		if (fb_info->pixmap.addr) {  in do_register_framebuffer()
1668 			fb_info->pixmap.size = FBPIXMAPSIZE;  in do_register_framebuffer()
1669 			fb_info->pixmap.buf_align = 1;  in do_register_framebuffer()
1670 			fb_info->pixmap.scan_align = 1;  in do_register_framebuffer()
1671 			fb_info->pixmap.access_align = 32;  in do_register_framebuffer()
1672 			fb_info->pixmap.flags = FB_PIXMAP_DEFAULT;  in do_register_framebuffer()
1675 	fb_info->pixmap.offset = 0;  in do_register_framebuffer()
1677 	if (!fb_info->pixmap.blit_x)  in do_register_framebuffer()
1678 		fb_info->pixmap.blit_x = ~(u32)0;  in do_register_framebuffer()
1680 	if (!fb_info->pixmap.blit_y)  in do_register_framebuffer()
1681 		fb_info->pixmap.blit_y = ~(u32)0;  in do_register_framebuffer()
1683 	if (!fb_info->modelist.prev || !fb_info->modelist.next)  in do_register_framebuffer()
1684 		INIT_LIST_HEAD(&fb_info->modelist);  in do_register_framebuffer()
1686 	if (fb_info->skip_vt_switch)  in do_register_framebuffer()
1687 		pm_vt_switch_required(fb_info->dev, false);  in do_register_framebuffer()
1689 		pm_vt_switch_required(fb_info->dev, true);  in do_register_framebuffer()
1691 	fb_var_to_videomode(&mode, &fb_info->var);  in do_register_framebuffer()
1692 	fb_add_videomode(&mode, &fb_info->modelist);  in do_register_framebuffer()
1693 	registered_fb[i] = fb_info;  in do_register_framebuffer()
1695 	event.info = fb_info;  in do_register_framebuffer()
1697 	if (!lock_fb_info(fb_info)) {  in do_register_framebuffer()
1703 	unlock_fb_info(fb_info);  in do_register_framebuffer()
1708 static int unbind_console(struct fb_info *fb_info)  in unbind_console()  argument
1712 	int i = fb_info->node;  in unbind_console()
1714 	if (i < 0 || i >= FB_MAX || registered_fb[i] != fb_info)  in unbind_console()
1718 	if (!lock_fb_info(fb_info)) {  in unbind_console()
1723 	event.info = fb_info;  in unbind_console()
1725 	unlock_fb_info(fb_info);  in unbind_console()
1731 static int __unlink_framebuffer(struct fb_info *fb_info);
1733 static int do_unregister_framebuffer(struct fb_info *fb_info)  in do_unregister_framebuffer()  argument
1738 	ret = unbind_console(fb_info);  in do_unregister_framebuffer()
1743 	pm_vt_switch_unregister(fb_info->dev);  in do_unregister_framebuffer()
1745 	__unlink_framebuffer(fb_info);  in do_unregister_framebuffer()
1746 	if (fb_info->pixmap.addr &&  in do_unregister_framebuffer()
1747 	    (fb_info->pixmap.flags & FB_PIXMAP_DEFAULT))  in do_unregister_framebuffer()
1748 		kfree(fb_info->pixmap.addr);  in do_unregister_framebuffer()
1749 	fb_destroy_modelist(&fb_info->modelist);  in do_unregister_framebuffer()
1750 	registered_fb[fb_info->node] = NULL;  in do_unregister_framebuffer()
1752 	fb_cleanup_device(fb_info);  in do_unregister_framebuffer()
1753 	event.info = fb_info;  in do_unregister_framebuffer()
1759 	put_fb_info(fb_info);  in do_unregister_framebuffer()
1763 static int __unlink_framebuffer(struct fb_info *fb_info)  in __unlink_framebuffer()  argument
1767 	i = fb_info->node;  in __unlink_framebuffer()
1768 	if (i < 0 || i >= FB_MAX || registered_fb[i] != fb_info)  in __unlink_framebuffer()
1771 	if (fb_info->dev) {  in __unlink_framebuffer()
1773 		fb_info->dev = NULL;  in __unlink_framebuffer()
1779 int unlink_framebuffer(struct fb_info *fb_info)  in unlink_framebuffer()  argument
1783 	ret = __unlink_framebuffer(fb_info);  in unlink_framebuffer()
1787 	unbind_console(fb_info);  in unlink_framebuffer()
1816 register_framebuffer(struct fb_info *fb_info)  in register_framebuffer()  argument
1821 	ret = do_register_framebuffer(fb_info);  in register_framebuffer()
1845 unregister_framebuffer(struct fb_info *fb_info)  in unregister_framebuffer()  argument
1850 	ret = do_unregister_framebuffer(fb_info);  in unregister_framebuffer()
1866 void fb_set_suspend(struct fb_info *info, int state)  in fb_set_suspend()
1923 int fb_new_modelist(struct fb_info *info)  in fb_new_modelist()