18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
28c2ecf20Sopenharmony_ci/*
38c2ecf20Sopenharmony_ci * camss-csid.h
48c2ecf20Sopenharmony_ci *
58c2ecf20Sopenharmony_ci * Qualcomm MSM Camera Subsystem - CSID (CSI Decoder) Module
68c2ecf20Sopenharmony_ci *
78c2ecf20Sopenharmony_ci * Copyright (c) 2011-2014, The Linux Foundation. All rights reserved.
88c2ecf20Sopenharmony_ci * Copyright (C) 2015-2018 Linaro Ltd.
98c2ecf20Sopenharmony_ci */
108c2ecf20Sopenharmony_ci#ifndef QC_MSM_CAMSS_CSID_H
118c2ecf20Sopenharmony_ci#define QC_MSM_CAMSS_CSID_H
128c2ecf20Sopenharmony_ci
138c2ecf20Sopenharmony_ci#include <linux/clk.h>
148c2ecf20Sopenharmony_ci#include <media/media-entity.h>
158c2ecf20Sopenharmony_ci#include <media/v4l2-ctrls.h>
168c2ecf20Sopenharmony_ci#include <media/v4l2-device.h>
178c2ecf20Sopenharmony_ci#include <media/v4l2-mediabus.h>
188c2ecf20Sopenharmony_ci#include <media/v4l2-subdev.h>
198c2ecf20Sopenharmony_ci
208c2ecf20Sopenharmony_ci#define MSM_CSID_PAD_SINK 0
218c2ecf20Sopenharmony_ci#define MSM_CSID_PAD_SRC 1
228c2ecf20Sopenharmony_ci#define MSM_CSID_PADS_NUM 2
238c2ecf20Sopenharmony_ci
248c2ecf20Sopenharmony_cienum csid_payload_mode {
258c2ecf20Sopenharmony_ci	CSID_PAYLOAD_MODE_INCREMENTING = 0,
268c2ecf20Sopenharmony_ci	CSID_PAYLOAD_MODE_ALTERNATING_55_AA = 1,
278c2ecf20Sopenharmony_ci	CSID_PAYLOAD_MODE_ALL_ZEROES = 2,
288c2ecf20Sopenharmony_ci	CSID_PAYLOAD_MODE_ALL_ONES = 3,
298c2ecf20Sopenharmony_ci	CSID_PAYLOAD_MODE_RANDOM = 4,
308c2ecf20Sopenharmony_ci	CSID_PAYLOAD_MODE_USER_SPECIFIED = 5,
318c2ecf20Sopenharmony_ci};
328c2ecf20Sopenharmony_ci
338c2ecf20Sopenharmony_cistruct csid_testgen_config {
348c2ecf20Sopenharmony_ci	u8 enabled;
358c2ecf20Sopenharmony_ci	enum csid_payload_mode payload_mode;
368c2ecf20Sopenharmony_ci};
378c2ecf20Sopenharmony_ci
388c2ecf20Sopenharmony_cistruct csid_phy_config {
398c2ecf20Sopenharmony_ci	u8 csiphy_id;
408c2ecf20Sopenharmony_ci	u8 lane_cnt;
418c2ecf20Sopenharmony_ci	u32 lane_assign;
428c2ecf20Sopenharmony_ci};
438c2ecf20Sopenharmony_ci
448c2ecf20Sopenharmony_cistruct csid_device {
458c2ecf20Sopenharmony_ci	struct camss *camss;
468c2ecf20Sopenharmony_ci	u8 id;
478c2ecf20Sopenharmony_ci	struct v4l2_subdev subdev;
488c2ecf20Sopenharmony_ci	struct media_pad pads[MSM_CSID_PADS_NUM];
498c2ecf20Sopenharmony_ci	void __iomem *base;
508c2ecf20Sopenharmony_ci	u32 irq;
518c2ecf20Sopenharmony_ci	char irq_name[30];
528c2ecf20Sopenharmony_ci	struct camss_clock *clock;
538c2ecf20Sopenharmony_ci	int nclocks;
548c2ecf20Sopenharmony_ci	struct regulator *vdda;
558c2ecf20Sopenharmony_ci	struct completion reset_complete;
568c2ecf20Sopenharmony_ci	struct csid_testgen_config testgen;
578c2ecf20Sopenharmony_ci	struct csid_phy_config phy;
588c2ecf20Sopenharmony_ci	struct v4l2_mbus_framefmt fmt[MSM_CSID_PADS_NUM];
598c2ecf20Sopenharmony_ci	struct v4l2_ctrl_handler ctrls;
608c2ecf20Sopenharmony_ci	struct v4l2_ctrl *testgen_mode;
618c2ecf20Sopenharmony_ci	const struct csid_format *formats;
628c2ecf20Sopenharmony_ci	unsigned int nformats;
638c2ecf20Sopenharmony_ci};
648c2ecf20Sopenharmony_ci
658c2ecf20Sopenharmony_cistruct resources;
668c2ecf20Sopenharmony_ci
678c2ecf20Sopenharmony_ciint msm_csid_subdev_init(struct camss *camss, struct csid_device *csid,
688c2ecf20Sopenharmony_ci			 const struct resources *res, u8 id);
698c2ecf20Sopenharmony_ci
708c2ecf20Sopenharmony_ciint msm_csid_register_entity(struct csid_device *csid,
718c2ecf20Sopenharmony_ci			     struct v4l2_device *v4l2_dev);
728c2ecf20Sopenharmony_ci
738c2ecf20Sopenharmony_civoid msm_csid_unregister_entity(struct csid_device *csid);
748c2ecf20Sopenharmony_ci
758c2ecf20Sopenharmony_civoid msm_csid_get_csid_id(struct media_entity *entity, u8 *id);
768c2ecf20Sopenharmony_ci
778c2ecf20Sopenharmony_ci#endif /* QC_MSM_CAMSS_CSID_H */
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