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gerrit-public.fairphone.software / kernel / msm-5.4 / 7dfff95366f48bf66f77c17cdc9ebd8be696ac5d / . / include / media / soc_camera_platform.h
blob: 74f0fa15ca47af62b90e84fe677ff1694684ec23 [file] [log] [blame]
Magnus Damm073afdd2008-10-16 19:51:47 -0300[diff] [blame]1/*
2 * Generic Platform Camera Driver Header
3 *
4 * Copyright (C) 2008 Magnus Damm
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]11#ifndef __SOC_CAMERA_H__
12#define __SOC_CAMERA_H__
13
14#include <linux/videodev2.h>
Guennadi Liakhovetskic41deba2009-08-25 11:06:21 -0300[diff] [blame]15#include <media/soc_camera.h>
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]16
Guennadi Liakhovetskibc1937b2009-08-25 11:06:22 -0300[diff] [blame]17struct device;
18
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]19struct soc_camera_platform_info {
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -0300[diff] [blame]20 const char *format_name;
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]21 unsigned long format_depth;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300[diff] [blame]22 struct v4l2_mbus_framefmt format;
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]23 unsigned long bus_param;
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]24 struct soc_camera_device *icd;
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]25 int (*set_capture)(struct soc_camera_platform_info *info, int enable);
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]26};
27
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]28static inline void soc_camera_platform_release(struct platform_device **pdev)
29{
30 *pdev = NULL;
31}
32
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]33static inline int soc_camera_platform_add(struct soc_camera_device *icd,
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]34 struct platform_device **pdev,
35 struct soc_camera_link *plink,
36 void (*release)(struct device *dev),
37 int id)
38{
39 struct soc_camera_platform_info *info = plink->priv;
40 int ret;
41
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]42 if (icd->link != plink)
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]43 return -ENODEV;
44
45 if (*pdev)
46 return -EBUSY;
47
48 *pdev = platform_device_alloc("soc_camera_platform", id);
49 if (!*pdev)
50 return -ENOMEM;
51
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]52 info->icd = icd;
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]53
54 (*pdev)->dev.platform_data = info;
55 (*pdev)->dev.release = release;
56
57 ret = platform_device_add(*pdev);
58 if (ret < 0) {
59 platform_device_put(*pdev);
60 *pdev = NULL;
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]61 info->icd = NULL;
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]62 }
63
64 return ret;
65}
66
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]67static inline void soc_camera_platform_del(const struct soc_camera_device *icd,
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]68 struct platform_device *pdev,
69 const struct soc_camera_link *plink)
70{
Guennadi Liakhovetski7dfff952011-07-15 20:03:38 -0300[diff] [blame^]71 if (icd->link != plink || !pdev)
Guennadi Liakhovetskiec0c8d52011-03-23 04:14:43 -0300[diff] [blame]72 return;
73
74 platform_device_unregister(pdev);
75}
76
Magnus Damm326c9862008-07-16 23:02:08 -0300[diff] [blame]77#endif /* __SOC_CAMERA_H__ */