diff options
Diffstat (limited to 'drivers/video/console/fbcon_rotate.c')
-rw-r--r-- | drivers/video/console/fbcon_rotate.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/drivers/video/console/fbcon_rotate.c b/drivers/video/console/fbcon_rotate.c deleted file mode 100644 index db6528f2d3f2..000000000000 --- a/drivers/video/console/fbcon_rotate.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * linux/drivers/video/console/fbcon_rotate.c -- Software Rotation - * - * Copyright (C) 2005 Antonino Daplas <adaplas @pol.net> - * - * 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/slab.h> -#include <linux/string.h> -#include <linux/fb.h> -#include <linux/vt_kern.h> -#include <linux/console.h> -#include <asm/types.h> -#include "fbcon.h" -#include "fbcon_rotate.h" - -static int fbcon_rotate_font(struct fb_info *info, struct vc_data *vc) -{ - struct fbcon_ops *ops = info->fbcon_par; - int len, err = 0; - int s_cellsize, d_cellsize, i; - const u8 *src; - u8 *dst; - - if (vc->vc_font.data == ops->fontdata && - ops->p->con_rotate == ops->cur_rotate) - goto finished; - - src = ops->fontdata = vc->vc_font.data; - ops->cur_rotate = ops->p->con_rotate; - len = (!ops->p->userfont) ? 256 : FNTCHARCNT(src); - s_cellsize = ((vc->vc_font.width + 7)/8) * - vc->vc_font.height; - d_cellsize = s_cellsize; - - if (ops->rotate == FB_ROTATE_CW || - ops->rotate == FB_ROTATE_CCW) - d_cellsize = ((vc->vc_font.height + 7)/8) * - vc->vc_font.width; - - if (info->fbops->fb_sync) - info->fbops->fb_sync(info); - - if (ops->fd_size < d_cellsize * len) { - dst = kmalloc(d_cellsize * len, GFP_KERNEL); - - if (dst == NULL) { - err = -ENOMEM; - goto finished; - } - - ops->fd_size = d_cellsize * len; - kfree(ops->fontbuffer); - ops->fontbuffer = dst; - } - - dst = ops->fontbuffer; - memset(dst, 0, ops->fd_size); - - switch (ops->rotate) { - case FB_ROTATE_UD: - for (i = len; i--; ) { - rotate_ud(src, dst, vc->vc_font.width, - vc->vc_font.height); - - src += s_cellsize; - dst += d_cellsize; - } - break; - case FB_ROTATE_CW: - for (i = len; i--; ) { - rotate_cw(src, dst, vc->vc_font.width, - vc->vc_font.height); - src += s_cellsize; - dst += d_cellsize; - } - break; - case FB_ROTATE_CCW: - for (i = len; i--; ) { - rotate_ccw(src, dst, vc->vc_font.width, - vc->vc_font.height); - src += s_cellsize; - dst += d_cellsize; - } - break; - } - -finished: - return err; -} - -void fbcon_set_rotate(struct fbcon_ops *ops) -{ - ops->rotate_font = fbcon_rotate_font; - - switch(ops->rotate) { - case FB_ROTATE_CW: - fbcon_rotate_cw(ops); - break; - case FB_ROTATE_UD: - fbcon_rotate_ud(ops); - break; - case FB_ROTATE_CCW: - fbcon_rotate_ccw(ops); - break; - } -} -EXPORT_SYMBOL(fbcon_set_rotate); - -MODULE_AUTHOR("Antonino Daplas <adaplas@pol.net>"); -MODULE_DESCRIPTION("Console Rotation Support"); -MODULE_LICENSE("GPL"); |