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10#ifndef QC_MSM_CAMSS_H
11#define QC_MSM_CAMSS_H
12
13#include <linux/device.h>
14#include <linux/types.h>
15#include <media/v4l2-async.h>
16#include <media/v4l2-device.h>
17#include <media/v4l2-subdev.h>
18#include <media/media-device.h>
19#include <media/media-entity.h>
20
21#include "camss-csid.h"
22#include "camss-csiphy.h"
23#include "camss-ispif.h"
24#include "camss-vfe.h"
25
26#define to_camss(ptr_module) \
27 container_of(ptr_module, struct camss, ptr_module)
28
29#define to_device(ptr_module) \
30 (to_camss(ptr_module)->dev)
31
32#define module_pointer(ptr_module, index) \
33 ((const struct ptr_module##_device (*)[]) &(ptr_module[-(index)]))
34
35#define to_camss_index(ptr_module, index) \
36 container_of(module_pointer(ptr_module, index), \
37 struct camss, ptr_module)
38
39#define to_device_index(ptr_module, index) \
40 (to_camss_index(ptr_module, index)->dev)
41
42#define CAMSS_RES_MAX 17
43
44struct resources {
45 char *regulator[CAMSS_RES_MAX];
46 char *clock[CAMSS_RES_MAX];
47 u32 clock_rate[CAMSS_RES_MAX][CAMSS_RES_MAX];
48 char *reg[CAMSS_RES_MAX];
49 char *interrupt[CAMSS_RES_MAX];
50};
51
52struct resources_ispif {
53 char *clock[CAMSS_RES_MAX];
54 char *clock_for_reset[CAMSS_RES_MAX];
55 char *reg[CAMSS_RES_MAX];
56 char *interrupt;
57};
58
59enum pm_domain {
60 PM_DOMAIN_VFE0,
61 PM_DOMAIN_VFE1,
62 PM_DOMAIN_COUNT
63};
64
65enum camss_version {
66 CAMSS_8x16,
67 CAMSS_8x96,
68};
69
70struct camss {
71 enum camss_version version;
72 struct v4l2_device v4l2_dev;
73 struct v4l2_async_notifier notifier;
74 struct media_device media_dev;
75 struct device *dev;
76 int csiphy_num;
77 struct csiphy_device *csiphy;
78 int csid_num;
79 struct csid_device *csid;
80 struct ispif_device ispif;
81 int vfe_num;
82 struct vfe_device *vfe;
83 atomic_t ref_count;
84 struct device *genpd[PM_DOMAIN_COUNT];
85 struct device_link *genpd_link[PM_DOMAIN_COUNT];
86};
87
88struct camss_camera_interface {
89 u8 csiphy_id;
90 struct csiphy_csi2_cfg csi2;
91};
92
93struct camss_async_subdev {
94 struct v4l2_async_subdev asd;
95 struct camss_camera_interface interface;
96};
97
98struct camss_clock {
99 struct clk *clk;
100 const char *name;
101 u32 *freq;
102 u32 nfreqs;
103};
104
105void camss_add_clock_margin(u64 *rate);
106int camss_enable_clocks(int nclocks, struct camss_clock *clock,
107 struct device *dev);
108void camss_disable_clocks(int nclocks, struct camss_clock *clock);
109struct media_entity *camss_find_sensor(struct media_entity *entity);
110int camss_get_pixel_clock(struct media_entity *entity, u32 *pixel_clock);
111int camss_pm_domain_on(struct camss *camss, int id);
112void camss_pm_domain_off(struct camss *camss, int id);
113void camss_delete(struct camss *camss);
114
115#endif
116