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path: root/drivers/video/console/fbcon_rotate.c
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Diffstat (limited to 'drivers/video/console/fbcon_rotate.c')
-rw-r--r--drivers/video/console/fbcon_rotate.c116
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");