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Diffstat (limited to 'drivers/video/omap2/dss/output.c')
-rw-r--r--drivers/video/omap2/dss/output.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/output.c b/drivers/video/omap2/dss/output.c
new file mode 100644
index 000000000000..388a6c997b9c
--- /dev/null
+++ b/drivers/video/omap2/dss/output.c
@@ -0,0 +1,48 @@
1/*
2 * Copyright (C) 2012 Texas Instruments Ltd
3 * Author: Archit Taneja <archit@ti.com>
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published by
7 * the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#include <linux/kernel.h>
19#include <linux/platform_device.h>
20#include <linux/slab.h>
21
22#include <video/omapdss.h>
23
24#include "dss.h"
25
26static LIST_HEAD(output_list);
27
28void dss_register_output(struct omap_dss_output *out)
29{
30 list_add_tail(&out->list, &output_list);
31}
32
33void dss_unregister_output(struct omap_dss_output *out)
34{
35 list_del(&out->list);
36}
37
38struct omap_dss_output *omap_dss_get_output(enum omap_dss_output_id id)
39{
40 struct omap_dss_output *out;
41
42 list_for_each_entry(out, &output_list, list) {
43 if (out->id == id)
44 return out;
45 }
46
47 return NULL;
48}