Commit a1d7c116 authored by Todor Tomov's avatar Todor Tomov Committed by Mauro Carvalho Chehab

media: camms: Add core files

These files implement the platform driver code.
Signed-off-by: default avatarTodor Tomov <todor.tomov@linaro.org>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 0ac2586c
This diff is collapsed.
/*
* camss.h
*
* Qualcomm MSM Camera Subsystem - Core
*
* Copyright (c) 2015, The Linux Foundation. All rights reserved.
* Copyright (C) 2015-2017 Linaro Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef QC_MSM_CAMSS_H
#define QC_MSM_CAMSS_H
#include <linux/types.h>
#include <media/v4l2-async.h>
#include <media/v4l2-device.h>
#include <media/v4l2-subdev.h>
#include <media/media-device.h>
#include <media/media-entity.h>
#include <linux/device.h>
#include "camss-csid.h"
#include "camss-csiphy.h"
#include "camss-ispif.h"
#include "camss-vfe.h"
#define CAMSS_CSID_NUM 2
#define CAMSS_CSIPHY_NUM 2
#define to_camss(ptr_module) \
container_of(ptr_module, struct camss, ptr_module)
#define to_device(ptr_module) \
(to_camss(ptr_module)->dev)
#define module_pointer(ptr_module, index) \
((const struct ptr_module##_device (*)[]) &(ptr_module[-(index)]))
#define to_camss_index(ptr_module, index) \
container_of(module_pointer(ptr_module, index), \
struct camss, ptr_module)
#define to_device_index(ptr_module, index) \
(to_camss_index(ptr_module, index)->dev)
#define CAMSS_RES_MAX 15
struct resources {
char *regulator[CAMSS_RES_MAX];
char *clock[CAMSS_RES_MAX];
s32 clock_rate[CAMSS_RES_MAX];
char *reg[CAMSS_RES_MAX];
char *interrupt[CAMSS_RES_MAX];
};
struct resources_ispif {
char *clock[CAMSS_RES_MAX];
char *clock_for_reset[CAMSS_RES_MAX];
char *reg[CAMSS_RES_MAX];
char *interrupt;
};
struct camss {
struct v4l2_device v4l2_dev;
struct v4l2_async_notifier notifier;
struct media_device media_dev;
struct device *dev;
struct csiphy_device csiphy[CAMSS_CSIPHY_NUM];
struct csid_device csid[CAMSS_CSID_NUM];
struct ispif_device ispif;
struct vfe_device vfe;
atomic_t ref_count;
};
struct camss_camera_interface {
u8 csiphy_id;
struct csiphy_csi2_cfg csi2;
};
struct camss_async_subdev {
struct camss_camera_interface interface;
struct v4l2_async_subdev asd;
};
int camss_enable_clocks(int nclocks, struct clk **clock, struct device *dev);
void camss_disable_clocks(int nclocks, struct clk **clock);
int camss_get_pixel_clock(struct media_entity *entity, u32 *pixel_clock);
void camss_delete(struct camss *camss);
#endif /* QC_MSM_CAMSS_H */
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