* for more details.
*/
+#include <linux/config.h>
#include <linux/module.h>
#include <linux/compat.h>
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/mman.h>
-#include <linux/vt.h>
+#include <linux/tty.h>
#include <linux/init.h>
#include <linux/linux_logo.h>
#include <linux/proc_fs.h>
#ifdef CONFIG_KMOD
#include <linux/kmod.h>
#endif
+#include <linux/devfs_fs_kernel.h>
#include <linux/err.h>
+#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/efi.h>
#define FBPIXMAPSIZE (1024 * 8)
+static struct notifier_block *fb_notifier_list;
struct fb_info *registered_fb[FB_MAX];
int num_registered_fb;
}
#ifdef CONFIG_LOGO
+#include <linux/linux_logo.h>
static inline unsigned safe_shift(unsigned d, int n)
{
static void fb_rotate_logo_cw(const u8 *in, u8 *out, u32 width, u32 height)
{
- int i, j, h = height - 1;
+ int i, j, w = width - 1;
for (i = 0; i < height; i++)
for (j = 0; j < width; j++)
- out[height * j + h - i] = *in++;
+ out[height * j + w - i] = *in++;
}
static void fb_rotate_logo_ccw(const u8 *in, u8 *out, u32 width, u32 height)
u32 tmp;
if (rotate == FB_ROTATE_UD) {
- fb_rotate_logo_ud(image->data, dst, image->width,
- image->height);
image->dx = info->var.xres - image->width;
image->dy = info->var.yres - image->height;
- } else if (rotate == FB_ROTATE_CW) {
- fb_rotate_logo_cw(image->data, dst, image->width,
+ fb_rotate_logo_ud(image->data, dst, image->width,
image->height);
+ } else if (rotate == FB_ROTATE_CW) {
tmp = image->width;
image->width = image->height;
image->height = tmp;
- image->dx = info->var.xres - image->width;
+ image->dx = info->var.xres - image->height;
+ fb_rotate_logo_cw(image->data, dst, image->width,
+ image->height);
} else if (rotate == FB_ROTATE_CCW) {
- fb_rotate_logo_ccw(image->data, dst, image->width,
- image->height);
tmp = image->width;
image->width = image->height;
image->height = tmp;
- image->dy = info->var.yres - image->height;
+ image->dy = info->var.yres - image->width;
+ fb_rotate_logo_ccw(image->data, dst, image->width,
+ image->height);
}
image->data = dst;
depth = info->var.green.length;
}
- if (info->fix.visual == FB_VISUAL_STATIC_PSEUDOCOLOR && depth > 4) {
- /* assume console colormap */
- depth = 4;
- }
-
if (depth >= 8) {
switch (info->fix.visual) {
case FB_VISUAL_TRUECOLOR:
event.info = info;
event.data = &mode1;
- ret = fb_notifier_call_chain(FB_EVENT_MODE_DELETE, &event);
+ ret = notifier_call_chain(&fb_notifier_list,
+ FB_EVENT_MODE_DELETE, &event);
}
if (!ret)
info->flags &= ~FBINFO_MISC_USEREVENT;
event.info = info;
- fb_notifier_call_chain(evnt, &event);
+ notifier_call_chain(&fb_notifier_list, evnt,
+ &event);
}
}
}
event.info = info;
event.data = ␣
- fb_notifier_call_chain(FB_EVENT_BLANK, &event);
+ notifier_call_chain(&fb_notifier_list, FB_EVENT_BLANK, &event);
}
return ret;
con2fb.framebuffer = -1;
event.info = info;
event.data = &con2fb;
- fb_notifier_call_chain(FB_EVENT_GET_CONSOLE_MAP, &event);
+ notifier_call_chain(&fb_notifier_list,
+ FB_EVENT_GET_CONSOLE_MAP, &event);
return copy_to_user(argp, &con2fb,
sizeof(con2fb)) ? -EFAULT : 0;
case FBIOPUT_CON2FBMAP:
return -EINVAL;
event.info = info;
event.data = &con2fb;
- return fb_notifier_call_chain(FB_EVENT_SET_CONSOLE_MAP,
- &event);
+ return notifier_call_chain(&fb_notifier_list,
+ FB_EVENT_SET_CONSOLE_MAP,
+ &event);
case FBIOBLANK:
acquire_console_sem();
info->flags |= FBINFO_MISC_USEREVENT;
vma->vm_pgoff = off >> PAGE_SHIFT;
/* This is an IO map - tell maydump to skip this VMA */
vma->vm_flags |= VM_IO | VM_RESERVED;
+#if defined(__sparc_v9__)
+ if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
+ vma->vm_end - vma->vm_start, vma->vm_page_prot))
+ return -EAGAIN;
+#else
#if defined(__mc68000__)
#if defined(CONFIG_SUN3)
pgprot_val(vma->vm_page_prot) |= SUN3_PAGE_NOCACHE;
#elif defined(__i386__) || defined(__x86_64__)
if (boot_cpu_data.x86 > 3)
pgprot_val(vma->vm_page_prot) |= _PAGE_PCD;
-#elif defined(__mips__) || defined(__sparc_v9__)
+#elif defined(__mips__)
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
#elif defined(__hppa__)
pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
vma->vm_end - vma->vm_start, vma->vm_page_prot))
return -EAGAIN;
+#endif /* !__sparc_v9__ */
return 0;
#endif /* !sparc32 */
}
#endif
};
-struct class *fb_class;
-EXPORT_SYMBOL(fb_class);
+static struct class *fb_class;
+
/**
* register_framebuffer - registers a frame buffer device
* @fb_info: frame buffer info structure
fb_add_videomode(&mode, &fb_info->modelist);
registered_fb[i] = fb_info;
+ devfs_mk_cdev(MKDEV(FB_MAJOR, i),
+ S_IFCHR | S_IRUGO | S_IWUGO, "fb/%d", i);
event.info = fb_info;
- fb_notifier_call_chain(FB_EVENT_FB_REGISTERED, &event);
+ notifier_call_chain(&fb_notifier_list,
+ FB_EVENT_FB_REGISTERED, &event);
return 0;
}
int
unregister_framebuffer(struct fb_info *fb_info)
{
- struct fb_event event;
int i;
i = fb_info->node;
if (!registered_fb[i])
return -EINVAL;
+ devfs_remove("fb/%d", i);
- if (fb_info->pixmap.addr &&
- (fb_info->pixmap.flags & FB_PIXMAP_DEFAULT))
+ if (fb_info->pixmap.addr && (fb_info->pixmap.flags & FB_PIXMAP_DEFAULT))
kfree(fb_info->pixmap.addr);
fb_destroy_modelist(&fb_info->modelist);
registered_fb[i]=NULL;
num_registered_fb--;
fb_cleanup_class_device(fb_info);
class_device_destroy(fb_class, MKDEV(FB_MAJOR, i));
- event.info = fb_info;
- fb_notifier_call_chain(FB_EVENT_FB_UNREGISTERED, &event);
return 0;
}
+/**
+ * fb_register_client - register a client notifier
+ * @nb: notifier block to callback on events
+ */
+int fb_register_client(struct notifier_block *nb)
+{
+ return notifier_chain_register(&fb_notifier_list, nb);
+}
+
+/**
+ * fb_unregister_client - unregister a client notifier
+ * @nb: notifier block to callback on events
+ */
+int fb_unregister_client(struct notifier_block *nb)
+{
+ return notifier_chain_unregister(&fb_notifier_list, nb);
+}
+
/**
* fb_set_suspend - low level driver signals suspend
* @info: framebuffer affected
event.info = info;
if (state) {
- fb_notifier_call_chain(FB_EVENT_SUSPEND, &event);
+ notifier_call_chain(&fb_notifier_list, FB_EVENT_SUSPEND, &event);
info->state = FBINFO_STATE_SUSPENDED;
} else {
info->state = FBINFO_STATE_RUNNING;
- fb_notifier_call_chain(FB_EVENT_RESUME, &event);
+ notifier_call_chain(&fb_notifier_list, FB_EVENT_RESUME, &event);
}
}
{
create_proc_read_entry("fb", 0, NULL, fbmem_read_proc, NULL);
+ devfs_mk_dir("fb");
if (register_chrdev(FB_MAJOR,"fb",&fb_fops))
printk("unable to get major %d for fb devs\n", FB_MAJOR);
if (!list_empty(&info->modelist)) {
event.info = info;
- err = fb_notifier_call_chain(FB_EVENT_NEW_MODELIST, &event);
+ err = notifier_call_chain(&fb_notifier_list,
+ FB_EVENT_NEW_MODELIST,
+ &event);
}
return err;
}
+/**
+ * fb_con_duit - user<->fbcon passthrough
+ * @info: struct fb_info
+ * @event: notification event to be passed to fbcon
+ * @data: private data
+ *
+ * DESCRIPTION
+ * This function is an fbcon-user event passing channel
+ * which bypasses fbdev. This is hopefully temporary
+ * until a user interface for fbcon is created
+ */
+int fb_con_duit(struct fb_info *info, int event, void *data)
+{
+ struct fb_event evnt;
+
+ evnt.info = info;
+ evnt.data = data;
+
+ return notifier_call_chain(&fb_notifier_list, event, &evnt);
+}
+EXPORT_SYMBOL(fb_con_duit);
+
static char *video_options[FB_MAX];
static int ofonly;
}
}
- return 1;
+ return 0;
}
__setup("video=", video_setup);
#endif
EXPORT_SYMBOL(fb_pan_display);
EXPORT_SYMBOL(fb_get_buffer_offset);
EXPORT_SYMBOL(fb_set_suspend);
+EXPORT_SYMBOL(fb_register_client);
+EXPORT_SYMBOL(fb_unregister_client);
EXPORT_SYMBOL(fb_get_options);
+EXPORT_SYMBOL(fb_new_modelist);
MODULE_LICENSE("GPL");