/*
- * linux/drivers/video/softcursor.c -- Generic software cursor for frame buffer devices
+ * linux/drivers/video/softcursor.c
+ *
+ * Generic software cursor for frame buffer devices
*
* Created 14 Nov 2002 by James Simmons
*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of this archive
- * for more details.
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file COPYING in the main directory of this
+ * archive for more details.
*/
#include <linux/module.h>
#include <linux/string.h>
-#include <linux/tty.h>
#include <linux/fb.h>
#include <linux/slab.h>
int soft_cursor(struct fb_info *info, struct fb_cursor *cursor)
{
+ struct fbcon_ops *ops = info->fbcon_par;
unsigned int scan_align = info->pixmap.scan_align - 1;
unsigned int buf_align = info->pixmap.buf_align - 1;
unsigned int i, size, dsize, s_pitch, d_pitch;
struct fb_image *image;
- u8 *dst;
- static u8 *src=NULL;
- static int allocsize = 0;
+ u8 *src, *dst;
if (info->state != FBINFO_STATE_RUNNING)
return 0;
s_pitch = (cursor->image.width + 7) >> 3;
dsize = s_pitch * cursor->image.height;
- if (dsize + sizeof(struct fb_image) != allocsize) {
- if (src != NULL)
- kfree(src);
- allocsize = dsize + sizeof(struct fb_image);
+ if (dsize + sizeof(struct fb_image) != ops->cursor_size) {
+ if (ops->cursor_src != NULL)
+ kfree(ops->cursor_src);
+ ops->cursor_size = dsize + sizeof(struct fb_image);
- src = kmalloc(allocsize, GFP_ATOMIC);
- if (!src) {
- allocsize = 0;
+ ops->cursor_src = kmalloc(ops->cursor_size, GFP_ATOMIC);
+ if (!ops->cursor_src) {
+ ops->cursor_size = 0;
return -ENOMEM;
}
}
- image = (struct fb_image *) (src + dsize);
+ src = ops->cursor_src + sizeof(struct fb_image);
+ image = (struct fb_image *)ops->cursor_src;
*image = cursor->image;
d_pitch = (s_pitch + scan_align) & ~scan_align;