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/*
* camss-ispif.h
*
* Qualcomm MSM Camera Subsystem - ISPIF (ISP Interface) Module
*
* Copyright (c) 2013-2014, 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_ISPIF_H
#define QC_MSM_CAMSS_ISPIF_H
#include <linux/clk.h>
#include <media/media-entity.h>
#include <media/v4l2-device.h>
#include <media/v4l2-subdev.h>
/* Number of ISPIF lines - same as number of CSID hardware modules */
#define MSM_ISPIF_LINE_NUM 2
#define MSM_ISPIF_PAD_SINK 0
#define MSM_ISPIF_PAD_SRC 1
#define MSM_ISPIF_PADS_NUM 2
#define MSM_ISPIF_VFE_NUM 1
enum ispif_intf {
PIX0,
RDI0,
PIX1,
RDI1,
RDI2
};
struct ispif_intf_cmd_reg {
u32 cmd_0;
u32 cmd_1;
};
struct ispif_line {
u8 id;
u8 csid_id;
u8 vfe_id;
enum ispif_intf interface;
struct v4l2_subdev subdev;
struct media_pad pads[MSM_ISPIF_PADS_NUM];
struct v4l2_mbus_framefmt fmt[MSM_ISPIF_PADS_NUM];
};
struct ispif_device {
void __iomem *base;
void __iomem *base_clk_mux;
u32 irq;
char irq_name[30];
struct camss_clock *clock;
int nclocks;
struct camss_clock *clock_for_reset;
int nclocks_for_reset;
struct completion reset_complete;
int power_count;
struct mutex power_lock;
struct ispif_intf_cmd_reg intf_cmd[MSM_ISPIF_VFE_NUM];
struct mutex config_lock;
struct ispif_line line[MSM_ISPIF_LINE_NUM];
};
struct resources_ispif;
int msm_ispif_subdev_init(struct ispif_device *ispif,
const struct resources_ispif *res);
int msm_ispif_register_entities(struct ispif_device *ispif,
struct v4l2_device *v4l2_dev);
void msm_ispif_unregister_entities(struct ispif_device *ispif);
#endif /* QC_MSM_CAMSS_ISPIF_H */
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