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6#ifndef FIMC_MDEVICE_H_
7#define FIMC_MDEVICE_H_
8
9#include <linux/clk.h>
10#include <linux/clk-provider.h>
11#include <linux/platform_device.h>
12#include <linux/mutex.h>
13#include <linux/of.h>
14#include <linux/pinctrl/consumer.h>
15#include <media/media-device.h>
16#include <media/media-entity.h>
17#include <media/v4l2-device.h>
18#include <media/v4l2-subdev.h>
19#include <media/drv-intf/exynos-fimc.h>
20
21#include "fimc-core.h"
22#include "fimc-lite.h"
23#include "mipi-csis.h"
24
25#define FIMC_OF_NODE_NAME "fimc"
26#define FIMC_LITE_OF_NODE_NAME "fimc-lite"
27#define FIMC_IS_OF_NODE_NAME "fimc-is"
28#define CSIS_OF_NODE_NAME "csis"
29
30#define FIMC_MAX_SENSORS 4
31#define FIMC_MAX_CAMCLKS 2
32#define DEFAULT_SENSOR_CLK_FREQ 24000000U
33
34
35enum {
36 CLK_IDX_WB_A,
37 CLK_IDX_WB_B,
38 FIMC_MAX_WBCLKS
39};
40
41enum fimc_subdev_index {
42 IDX_SENSOR,
43 IDX_CSIS,
44 IDX_FLITE,
45 IDX_IS_ISP,
46 IDX_FIMC,
47 IDX_MAX,
48};
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54
55struct fimc_pipeline {
56 struct exynos_media_pipeline ep;
57 struct list_head list;
58 struct media_entity *vdev_entity;
59 struct v4l2_subdev *subdevs[IDX_MAX];
60};
61
62#define to_fimc_pipeline(_ep) container_of(_ep, struct fimc_pipeline, ep)
63
64struct fimc_csis_info {
65 struct v4l2_subdev *sd;
66 int id;
67};
68
69struct fimc_camclk_info {
70 struct clk *clock;
71 int use_count;
72 unsigned long frequency;
73};
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84struct fimc_sensor_info {
85 struct fimc_source_info pdata;
86 struct v4l2_async_subdev *asd;
87 struct v4l2_subdev *subdev;
88 struct fimc_dev *host;
89};
90
91struct cam_clk {
92 struct clk_hw hw;
93 struct fimc_md *fmd;
94};
95#define to_cam_clk(_hw) container_of(_hw, struct cam_clk, hw)
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119struct fimc_md {
120 struct fimc_csis_info csis[CSIS_MAX_ENTITIES];
121 struct fimc_sensor_info sensor[FIMC_MAX_SENSORS];
122 int num_sensors;
123 struct fimc_camclk_info camclk[FIMC_MAX_CAMCLKS];
124 struct clk *wbclk[FIMC_MAX_WBCLKS];
125 struct fimc_lite *fimc_lite[FIMC_LITE_MAX_DEVS];
126 struct fimc_dev *fimc[FIMC_MAX_DEVS];
127 struct fimc_is *fimc_is;
128 bool use_isp;
129 struct device *pmf;
130 struct media_device media_dev;
131 struct v4l2_device v4l2_dev;
132 struct platform_device *pdev;
133
134 struct cam_clk_provider {
135 struct clk *clks[FIMC_MAX_CAMCLKS];
136 struct clk_onecell_data clk_data;
137 struct device_node *of_node;
138 struct cam_clk camclk[FIMC_MAX_CAMCLKS];
139 int num_clocks;
140 } clk_provider;
141
142 struct v4l2_async_notifier subdev_notifier;
143
144 bool user_subdev_api;
145 spinlock_t slock;
146 struct list_head pipelines;
147 struct media_graph link_setup_graph;
148};
149
150static inline
151struct fimc_sensor_info *source_to_sensor_info(struct fimc_source_info *si)
152{
153 return container_of(si, struct fimc_sensor_info, pdata);
154}
155
156static inline struct fimc_md *entity_to_fimc_mdev(struct media_entity *me)
157{
158 return me->graph_obj.mdev == NULL ? NULL :
159 container_of(me->graph_obj.mdev, struct fimc_md, media_dev);
160}
161
162static inline struct fimc_md *notifier_to_fimc_md(struct v4l2_async_notifier *n)
163{
164 return container_of(n, struct fimc_md, subdev_notifier);
165}
166
167static inline void fimc_md_graph_lock(struct exynos_video_entity *ve)
168{
169 mutex_lock(&ve->vdev.entity.graph_obj.mdev->graph_mutex);
170}
171
172static inline void fimc_md_graph_unlock(struct exynos_video_entity *ve)
173{
174 mutex_unlock(&ve->vdev.entity.graph_obj.mdev->graph_mutex);
175}
176
177int fimc_md_set_camclk(struct v4l2_subdev *sd, bool on);
178
179#ifdef CONFIG_OF
180static inline bool fimc_md_is_isp_available(struct device_node *node)
181{
182 node = of_get_child_by_name(node, FIMC_IS_OF_NODE_NAME);
183 return node ? of_device_is_available(node) : false;
184}
185#else
186#define fimc_md_is_isp_available(node) (false)
187#endif
188
189static inline struct v4l2_subdev *__fimc_md_get_subdev(
190 struct exynos_media_pipeline *ep,
191 unsigned int index)
192{
193 struct fimc_pipeline *p = to_fimc_pipeline(ep);
194
195 if (!p || index >= IDX_MAX)
196 return NULL;
197 else
198 return p->subdevs[index];
199}
200
201#endif
202