android_kernel_samsung_msm8976/include/media/msmb_isp.h

/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
 *
 * 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 __MSMB_ISP__
#define __MSMB_ISP__

#include <linux/videodev2.h>

#define MAX_PLANES_PER_STREAM 3
#define MAX_NUM_STREAM 7

#define ISP_VERSION_47        47
#define ISP_VERSION_46        46
#define ISP_VERSION_44        44
#define ISP_VERSION_40        40
#define ISP_VERSION_32        32
#define ISP_NATIVE_BUF_BIT    (0x10000 << 0)
#define ISP0_BIT              (0x10000 << 1)
#define ISP1_BIT              (0x10000 << 2)
#define ISP_META_CHANNEL_BIT  (0x10000 << 3)
#define ISP_SCRATCH_BUF_BIT   (0x10000 << 4)
#define ISP_OFFLINE_STATS_BIT (0x10000 << 5)
#define ISP_STATS_STREAM_BIT  0x80000000

struct msm_vfe_cfg_cmd_list;

enum ISP_START_PIXEL_PATTERN {
	ISP_BAYER_RGRGRG,
	ISP_BAYER_GRGRGR,
	ISP_BAYER_BGBGBG,
	ISP_BAYER_GBGBGB,
	ISP_YUV_YCbYCr,
	ISP_YUV_YCrYCb,
	ISP_YUV_CbYCrY,
	ISP_YUV_CrYCbY,
	ISP_PIX_PATTERN_MAX
};

enum msm_vfe_plane_fmt {
	Y_PLANE,
	CB_PLANE,
	CR_PLANE,
	CRCB_PLANE,
	CBCR_PLANE,
	VFE_PLANE_FMT_MAX
};

enum msm_vfe_input_src {
	VFE_PIX_0,
	VFE_RAW_0,
	VFE_RAW_1,
	VFE_RAW_2,
	VFE_SRC_MAX,
};

enum msm_vfe_axi_stream_src {
	PIX_ENCODER,
	PIX_VIEWFINDER,
	PIX_VIDEO,
	CAMIF_RAW,
	IDEAL_RAW,
	RDI_INTF_0,
	RDI_INTF_1,
	RDI_INTF_2,
	VFE_AXI_SRC_MAX
};

enum msm_vfe_frame_skip_pattern {
	NO_SKIP,
	EVERY_2FRAME,
	EVERY_3FRAME,
	EVERY_4FRAME,
	EVERY_5FRAME,
	EVERY_6FRAME,
	EVERY_7FRAME,
	EVERY_8FRAME,
	EVERY_16FRAME,
	EVERY_32FRAME,
	SKIP_ALL,
	SKIP_RANGE,
	MAX_SKIP,
};

enum msm_isp_stats_type {
	MSM_ISP_STATS_AEC,   /* legacy based AEC */
	MSM_ISP_STATS_AF,    /* legacy based AF */
	MSM_ISP_STATS_AWB,   /* legacy based AWB */
	MSM_ISP_STATS_RS,    /* legacy based RS */
	MSM_ISP_STATS_CS,    /* legacy based CS */
	MSM_ISP_STATS_IHIST, /* legacy based HIST */
	MSM_ISP_STATS_SKIN,  /* legacy based SKIN */
	MSM_ISP_STATS_BG,    /* Bayer Grids */
	MSM_ISP_STATS_BF,    /* Bayer Focus */
	MSM_ISP_STATS_BE,    /* Bayer Exposure*/
	MSM_ISP_STATS_BHIST, /* Bayer Hist */
	MSM_ISP_STATS_BF_SCALE,  /* Bayer Focus scale */
	MSM_ISP_STATS_HDR_BE,    /* HDR Bayer Exposure */
	MSM_ISP_STATS_HDR_BHIST, /* HDR Bayer Hist */
	MSM_ISP_STATS_AEC_BG,   /* AEC BG */
	MSM_ISP_STATS_MAX    /* MAX */
};

/*
 * @stats_type_mask: Stats type mask (enum msm_isp_stats_type).
 * @stream_src_mask: Stream src mask (enum msm_vfe_axi_stream_src)
 * @skip_mode: skip pattern, if skip mode is range only then min/max is used
 * @min_frame_id: minimum frame id (valid only if skip_mode = RANGE)
 * @max_frame_id: maximum frame id (valid only if skip_mode = RANGE)
*/
struct msm_isp_sw_framskip {
	uint32_t stats_type_mask;
	uint32_t stream_src_mask;
	enum msm_vfe_frame_skip_pattern skip_mode;
	uint32_t min_frame_id;
	uint32_t max_frame_id;
};

enum msm_vfe_testgen_color_pattern {
	COLOR_BAR_8_COLOR,
	UNICOLOR_WHITE,
	UNICOLOR_YELLOW,
	UNICOLOR_CYAN,
	UNICOLOR_GREEN,
	UNICOLOR_MAGENTA,
	UNICOLOR_RED,
	UNICOLOR_BLUE,
	UNICOLOR_BLACK,
	MAX_COLOR,
};

enum msm_vfe_camif_input {
	CAMIF_DISABLED,
	CAMIF_PAD_REG_INPUT,
	CAMIF_MIDDI_INPUT,
	CAMIF_MIPI_INPUT,
};

struct msm_vfe_fetch_engine_cfg {
	uint32_t input_format;
	uint32_t buf_width;
	uint32_t buf_height;
	uint32_t fetch_width;
	uint32_t fetch_height;
	uint32_t x_offset;
	uint32_t y_offset;
	uint32_t buf_stride;
};

/*
 * Camif output general configuration
 */
struct msm_vfe_camif_subsample_cfg {
	uint32_t irq_subsample_period;
	uint32_t irq_subsample_pattern;
	uint32_t sof_counter_step;
	uint32_t pixel_skip;
	uint32_t line_skip;
};

/*
 * Camif frame and window configuration
 */
struct msm_vfe_camif_cfg {
	uint32_t lines_per_frame;
	uint32_t pixels_per_line;
	uint32_t first_pixel;
	uint32_t last_pixel;
	uint32_t first_line;
	uint32_t last_line;
	uint32_t epoch_line0;
	uint32_t epoch_line1;
	enum msm_vfe_camif_input camif_input;
	struct msm_vfe_camif_subsample_cfg subsample_cfg;
};

struct msm_vfe_testgen_cfg {
	uint32_t lines_per_frame;
	uint32_t pixels_per_line;
	uint32_t v_blank;
	uint32_t h_blank;
	enum ISP_START_PIXEL_PATTERN pixel_bayer_pattern;
	uint32_t rotate_period;
	enum msm_vfe_testgen_color_pattern color_bar_pattern;
	uint32_t burst_num_frame;
};

enum msm_vfe_inputmux {
	CAMIF,
	TESTGEN,
	EXTERNAL_READ,
};

enum msm_vfe_stats_composite_group {
	STATS_COMPOSITE_GRP_NONE,
	STATS_COMPOSITE_GRP_1,
	STATS_COMPOSITE_GRP_2,
	STATS_COMPOSITE_GRP_MAX,
};

enum msm_vfe_hvx_streaming_cmd {
	HVX_DISABLE,
	HVX_ONE_WAY,
	HVX_ROUND_TRIP
};

struct msm_vfe_pix_cfg {
	struct msm_vfe_camif_cfg camif_cfg;
	struct msm_vfe_testgen_cfg testgen_cfg;
	struct msm_vfe_fetch_engine_cfg fetch_engine_cfg;
	enum msm_vfe_inputmux input_mux;
	enum ISP_START_PIXEL_PATTERN pixel_pattern;
	uint32_t input_format;
	enum msm_vfe_hvx_streaming_cmd hvx_cmd;
	uint32_t is_split;
};

struct msm_vfe_rdi_cfg {
	uint8_t cid;
	uint8_t frame_based;
};

struct msm_vfe_input_cfg {
	union {
		struct msm_vfe_pix_cfg pix_cfg;
		struct msm_vfe_rdi_cfg rdi_cfg;
	} d;
	enum msm_vfe_input_src input_src;
	uint32_t input_pix_clk;
};

struct msm_vfe_fetch_eng_start {
	uint32_t session_id;
	uint32_t stream_id;
	uint32_t buf_idx;
	uint8_t  offline_mode;
	uint32_t fd;
	uint32_t buf_addr;
	uint32_t frame_id;
};

struct msm_vfe_axi_plane_cfg {
	uint32_t output_width; /*Include padding*/
	uint32_t output_height;
	uint32_t output_stride;
	uint32_t output_scan_lines;
	uint32_t output_plane_format; /*Y/Cb/Cr/CbCr*/
	uint32_t plane_addr_offset;
	uint8_t csid_src; /*RDI 0-2*/
	uint8_t rdi_cid;/*CID 1-16*/
};

enum msm_stream_memory_input_t {
	MEMORY_INPUT_DISABLED,
	MEMORY_INPUT_ENABLED
};

struct msm_vfe_axi_stream_request_cmd {
	uint32_t session_id;
	uint32_t stream_id;
	uint32_t vt_enable;
	uint32_t output_format;/*Planar/RAW/Misc*/
	enum msm_vfe_axi_stream_src stream_src; /*CAMIF/IDEAL/RDIs*/
	struct msm_vfe_axi_plane_cfg plane_cfg[MAX_PLANES_PER_STREAM];

	uint32_t burst_count;
	uint32_t hfr_mode;
	uint8_t frame_base;

	uint32_t init_frame_drop; /*MAX 31 Frames*/
	enum msm_vfe_frame_skip_pattern frame_skip_pattern;
	uint8_t buf_divert; /* if TRUE no vb2 buf done. */
	/*Return values*/
	uint32_t axi_stream_handle;
	uint32_t controllable_output;
	uint32_t burst_len;
	/* Flag indicating memory input stream */
	enum msm_stream_memory_input_t memory_input;
};

struct msm_vfe_axi_stream_release_cmd {
	uint32_t stream_handle;
};

enum msm_vfe_axi_stream_cmd {
	STOP_STREAM,
	START_STREAM,
	STOP_IMMEDIATELY,
};

struct msm_vfe_axi_stream_cfg_cmd {
	uint8_t num_streams;
	uint32_t stream_handle[VFE_AXI_SRC_MAX];
	enum msm_vfe_axi_stream_cmd cmd;
	uint8_t sync_frame_id_src;
};

enum msm_vfe_axi_stream_update_type {
	ENABLE_STREAM_BUF_DIVERT,
	DISABLE_STREAM_BUF_DIVERT,
	UPDATE_STREAM_FRAMEDROP_PATTERN,
	UPDATE_STREAM_STATS_FRAMEDROP_PATTERN,
	UPDATE_STREAM_AXI_CONFIG,
	UPDATE_STREAM_REQUEST_FRAMES,
	UPDATE_STREAM_ADD_BUFQ,
	UPDATE_STREAM_REMOVE_BUFQ,
	UPDATE_STREAM_SW_FRAME_DROP,
};

enum msm_vfe_iommu_type {
	IOMMU_ATTACH,
	IOMMU_DETACH,
};

enum msm_vfe_buff_queue_id {
	VFE_BUF_QUEUE_DEFAULT,
	VFE_BUF_QUEUE_SHARED,
	VFE_BUF_QUEUE_MAX,
};

struct msm_vfe_axi_stream_cfg_update_info {
	uint32_t stream_handle;
	uint32_t output_format;
	uint32_t user_stream_id;
	uint32_t frame_id;
	enum msm_vfe_frame_skip_pattern skip_pattern;
	struct msm_vfe_axi_plane_cfg plane_cfg[MAX_PLANES_PER_STREAM];
	struct msm_isp_sw_framskip sw_skip_info;
};

struct msm_vfe_axi_halt_cmd {
	uint32_t stop_camif;
	uint32_t overflow_detected;
	uint32_t blocking_halt;
};

struct msm_vfe_axi_reset_cmd {
	uint32_t blocking;
	uint32_t frame_id;
};

struct msm_vfe_axi_restart_cmd {
	uint32_t enable_camif;
};

struct msm_vfe_axi_stream_update_cmd {
	uint32_t num_streams;
	enum msm_vfe_axi_stream_update_type update_type;
	struct msm_vfe_axi_stream_cfg_update_info
					update_info[MSM_ISP_STATS_MAX];
};

struct msm_vfe_smmu_attach_cmd {
	uint32_t security_mode;
	uint32_t iommu_attach_mode;
};

struct msm_vfe_stats_stream_request_cmd {
	uint32_t session_id;
	uint32_t stream_id;
	enum msm_isp_stats_type stats_type;
	uint32_t composite_flag;
	uint32_t framedrop_pattern;
	uint32_t init_frame_drop; /*MAX 31 Frames*/
	uint32_t irq_subsample_pattern;
	uint32_t buffer_offset;
	uint32_t stream_handle;
};

struct msm_vfe_stats_stream_release_cmd {
	uint32_t stream_handle;
};
struct msm_vfe_stats_stream_cfg_cmd {
	uint8_t num_streams;
	uint32_t stream_handle[MSM_ISP_STATS_MAX];
	uint8_t enable;
	uint32_t stats_burst_len;
};

enum msm_vfe_reg_cfg_type {
	VFE_WRITE,
	VFE_WRITE_MB,
	VFE_READ,
	VFE_CFG_MASK,
	VFE_WRITE_DMI_16BIT,
	VFE_WRITE_DMI_32BIT,
	VFE_WRITE_DMI_64BIT,
	VFE_READ_DMI_16BIT,
	VFE_READ_DMI_32BIT,
	VFE_READ_DMI_64BIT,
	GET_MAX_CLK_RATE,
	GET_CLK_RATES,
	GET_ISP_ID,
	VFE_HW_UPDATE_LOCK,
	VFE_HW_UPDATE_UNLOCK,
	SET_WM_UB_SIZE,
	SET_UB_POLICY,
};

struct msm_vfe_cfg_cmd2 {
	uint16_t num_cfg;
	uint16_t cmd_len;
	void __user *cfg_data;
	void __user *cfg_cmd;
};

struct msm_vfe_cfg_cmd_list {
	struct msm_vfe_cfg_cmd2      cfg_cmd;
	struct msm_vfe_cfg_cmd_list *next;
	uint32_t                     next_size;
};

struct msm_vfe_reg_rw_info {
	uint32_t reg_offset;
	uint32_t cmd_data_offset;
	uint32_t len;
};

struct msm_vfe_reg_mask_info {
	uint32_t reg_offset;
	uint32_t mask;
	uint32_t val;
};

struct msm_vfe_reg_dmi_info {
	uint32_t hi_tbl_offset; /*Optional*/
	uint32_t lo_tbl_offset; /*Required*/
	uint32_t len;
};

struct msm_vfe_reg_cfg_cmd {
	union {
		struct msm_vfe_reg_rw_info rw_info;
		struct msm_vfe_reg_mask_info mask_info;
		struct msm_vfe_reg_dmi_info dmi_info;
	} u;

	enum msm_vfe_reg_cfg_type cmd_type;
};

enum vfe_sd_type {
	VFE_SD_0 = 0,
	VFE_SD_1,
	VFE_SD_COMMON,
	VFE_SD_MAX,
};

/* When you change the value below, check for the sof event_data size.
 * V4l2 limits payload to 64 bytes */
#define MS_NUM_SLAVE_MAX 1

/* Usecases when 2 HW need to be related or synced */
enum msm_vfe_dual_hw_type {
	DUAL_NONE = 0,
	DUAL_HW_VFE_SPLIT = 1,
	DUAL_HW_MASTER_SLAVE = 2,
};

/* Type for 2 INTF when used in Master-Slave mode */
enum msm_vfe_dual_hw_ms_type {
	MS_TYPE_NONE,
	MS_TYPE_MASTER,
	MS_TYPE_SLAVE,
};

struct msm_isp_set_dual_hw_ms_cmd {
	uint8_t num_src;
	/* Each session can be only one type but multiple intf if YUV cam */
	enum msm_vfe_dual_hw_ms_type dual_hw_ms_type;
	/* Primary intf is mostly associated with preview.
	 * This primary intf SOF frame_id and timestamp is tracked
	 * and used to calculate delta */
	enum msm_vfe_input_src primary_intf;
	/* input_src array indicates other input INTF that may be Master/Slave.
	 * For these additional intf, frame_id and timestamp are not saved.
	 * However, if these are slaves then they will still get their
	 * frame_id from Master */
	enum msm_vfe_input_src input_src[VFE_SRC_MAX];
	uint32_t sof_delta_threshold; /* In milliseconds. Sent for Master */
};

enum msm_isp_buf_type {
	ISP_PRIVATE_BUF,
	ISP_SHARE_BUF,
	MAX_ISP_BUF_TYPE,
};

struct msm_isp_unmap_buf_req {
	uint32_t fd;
};

struct msm_isp_buf_request {
	uint32_t session_id;
	uint32_t stream_id;
	uint8_t num_buf;
	uint32_t handle;
	enum msm_isp_buf_type buf_type;
};

struct msm_isp_qbuf_plane {
	uint32_t addr;
	uint32_t offset;
	uint32_t length;
};

struct msm_isp_qbuf_buffer {
	struct msm_isp_qbuf_plane planes[MAX_PLANES_PER_STREAM];
	uint32_t num_planes;
};

struct msm_isp_qbuf_info {
	uint32_t handle;
	int32_t buf_idx;
	/*Only used for prepare buffer*/
	struct msm_isp_qbuf_buffer buffer;
	/*Only used for diverted buffer*/
	uint32_t dirty_buf;
};

struct msm_isp_clk_rates {
	uint32_t nominal_rate;
	uint32_t high_rate;
};

struct msm_vfe_axi_src_state {
	enum msm_vfe_input_src input_src;
	uint32_t src_active;
	uint32_t src_frame_id;
};

enum msm_isp_event_mask_index {
	ISP_EVENT_MASK_INDEX_STATS_NOTIFY		= 0,
	ISP_EVENT_MASK_INDEX_ERROR			= 1,
	ISP_EVENT_MASK_INDEX_IOMMU_P_FAULT		= 2,
	ISP_EVENT_MASK_INDEX_STREAM_UPDATE_DONE		= 3,
	ISP_EVENT_MASK_INDEX_REG_UPDATE			= 4,
	ISP_EVENT_MASK_INDEX_SOF			= 5,
	ISP_EVENT_MASK_INDEX_BUF_DIVERT			= 6,
	ISP_EVENT_MASK_INDEX_COMP_STATS_NOTIFY		= 7,
	ISP_EVENT_MASK_INDEX_MASK_FE_READ_DONE		= 8,
	ISP_EVENT_MASK_INDEX_HW_FATAL_ERROR		= 9,
	ISP_EVENT_MASK_INDEX_PING_PONG_MISMATCH		= 10,
	ISP_EVENT_MASK_INDEX_REG_UPDATE_MISSING		= 11,
	ISP_EVENT_MASK_INDEX_BUF_FATAL_ERROR		= 12,
	ISP_EVENT_MASK_INDEX_MAX		        = 13
};


#define ISP_EVENT_SUBS_MASK_NONE			0

#define ISP_EVENT_SUBS_MASK_STATS_NOTIFY \
			(1 << ISP_EVENT_MASK_INDEX_STATS_NOTIFY)

#define ISP_EVENT_SUBS_MASK_ERROR \
			(1 << ISP_EVENT_MASK_INDEX_ERROR)

#define ISP_EVENT_SUBS_MASK_IOMMU_P_FAULT \
			(1 << ISP_EVENT_MASK_INDEX_IOMMU_P_FAULT)

#define ISP_EVENT_SUBS_MASK_STREAM_UPDATE_DONE \
			(1 << ISP_EVENT_MASK_INDEX_STREAM_UPDATE_DONE)

#define ISP_EVENT_SUBS_MASK_REG_UPDATE \
			(1 << ISP_EVENT_MASK_INDEX_REG_UPDATE)

#define ISP_EVENT_SUBS_MASK_SOF \
			(1 << ISP_EVENT_MASK_INDEX_SOF)

#define ISP_EVENT_SUBS_MASK_BUF_DIVERT \
			(1 << ISP_EVENT_MASK_INDEX_BUF_DIVERT)

#define ISP_EVENT_SUBS_MASK_COMP_STATS_NOTIFY \
			(1 << ISP_EVENT_MASK_INDEX_COMP_STATS_NOTIFY)

#define ISP_EVENT_SUBS_MASK_FE_READ_DONE \
			(1 << ISP_EVENT_MASK_INDEX_MASK_FE_READ_DONE)
#define ISP_EVENT_SUBS_MASK_HW_FATAL_ERROR \
			(1 << ISP_EVENT_MASK_INDEX_HW_FATAL_ERROR)

#define ISP_EVENT_SUBS_MASK_PING_PONG_MISMATCH \
			(1 << ISP_EVENT_MASK_INDEX_PING_PONG_MISMATCH)

#define ISP_EVENT_SUBS_MASK_REG_UPDATE_MISSING \
			(1 << ISP_EVENT_MASK_INDEX_REG_UPDATE_MISSING)

#define ISP_EVENT_SUBS_MASK_BUF_FATAL_ERROR \
			(1 << ISP_EVENT_MASK_INDEX_BUF_FATAL_ERROR)


enum msm_isp_event_idx {
	ISP_REG_UPDATE        = 0,
	ISP_EPOCH_0           = 1,
	ISP_EPOCH_1           = 2,
	ISP_START_ACK         = 3,
	ISP_STOP_ACK          = 4,
	ISP_IRQ_VIOLATION     = 5,
	ISP_STATS_OVERFLOW    = 6,
	ISP_BUF_DONE          = 7,
	ISP_FE_RD_DONE        = 8,
	ISP_IOMMU_P_FAULT     = 9,
	ISP_ERROR             = 10,
	ISP_HW_FATAL_ERROR    = 11,
	ISP_PING_PONG_MISMATCH = 12,
	ISP_REG_UPDATE_MISSING = 13,
	ISP_BUF_FATAL_ERROR    = 14,
	ISP_EVENT_MAX          = 15
};

#define ISP_EVENT_OFFSET          8
#define ISP_EVENT_BASE            (V4L2_EVENT_PRIVATE_START)
#define ISP_BUF_EVENT_BASE        (ISP_EVENT_BASE + (1 << ISP_EVENT_OFFSET))
#define ISP_STATS_EVENT_BASE      (ISP_EVENT_BASE + (2 << ISP_EVENT_OFFSET))
#define ISP_CAMIF_EVENT_BASE      (ISP_EVENT_BASE + (3 << ISP_EVENT_OFFSET))
#define ISP_STREAM_EVENT_BASE     (ISP_EVENT_BASE + (4 << ISP_EVENT_OFFSET))
#define ISP_EVENT_REG_UPDATE      (ISP_EVENT_BASE + ISP_REG_UPDATE)
#define ISP_EVENT_EPOCH_0         (ISP_EVENT_BASE + ISP_EPOCH_0)
#define ISP_EVENT_EPOCH_1         (ISP_EVENT_BASE + ISP_EPOCH_1)
#define ISP_EVENT_START_ACK       (ISP_EVENT_BASE + ISP_START_ACK)
#define ISP_EVENT_STOP_ACK        (ISP_EVENT_BASE + ISP_STOP_ACK)
#define ISP_EVENT_IRQ_VIOLATION   (ISP_EVENT_BASE + ISP_IRQ_VIOLATION)
#define ISP_EVENT_STATS_OVERFLOW  (ISP_EVENT_BASE + ISP_STATS_OVERFLOW)
#define ISP_EVENT_ERROR           (ISP_EVENT_BASE + ISP_ERROR)
#define ISP_EVENT_SOF             (ISP_CAMIF_EVENT_BASE)
#define ISP_EVENT_EOF             (ISP_CAMIF_EVENT_BASE + 1)
#define ISP_EVENT_BUF_DONE        (ISP_EVENT_BASE + ISP_BUF_DONE)
#define ISP_EVENT_BUF_DIVERT      (ISP_BUF_EVENT_BASE)
#define ISP_EVENT_STATS_NOTIFY    (ISP_STATS_EVENT_BASE)
#define ISP_EVENT_COMP_STATS_NOTIFY (ISP_EVENT_STATS_NOTIFY + MSM_ISP_STATS_MAX)
#define ISP_EVENT_FE_READ_DONE    (ISP_EVENT_BASE + ISP_FE_RD_DONE)
#define ISP_EVENT_IOMMU_P_FAULT   (ISP_EVENT_BASE + ISP_IOMMU_P_FAULT)
#define ISP_EVENT_HW_FATAL_ERROR  (ISP_EVENT_BASE + ISP_HW_FATAL_ERROR)
#define ISP_EVENT_PING_PONG_MISMATCH (ISP_EVENT_BASE + ISP_PING_PONG_MISMATCH)
#define ISP_EVENT_REG_UPDATE_MISSING (ISP_EVENT_BASE + ISP_REG_UPDATE_MISSING)
#define ISP_EVENT_BUF_FATAL_ERROR (ISP_EVENT_BASE + ISP_BUF_FATAL_ERROR)
#define ISP_EVENT_STREAM_UPDATE_DONE   (ISP_STREAM_EVENT_BASE)

/* The msm_v4l2_event_data structure should match the
 * v4l2_event.u.data field.
 * should not exceed 64 bytes */

struct msm_isp_buf_event {
	uint32_t session_id;
	uint32_t stream_id;
	uint32_t handle;
	uint32_t output_format;
	int8_t buf_idx;
};
struct msm_isp_fetch_eng_event {
	uint32_t session_id;
	uint32_t stream_id;
	uint32_t handle;
	uint32_t fd;
	int8_t buf_idx;
	int8_t offline_mode;
};
struct msm_isp_stats_event {
	uint32_t stats_mask;                        /* 4 bytes */
	uint8_t stats_buf_idxs[MSM_ISP_STATS_MAX];  /* 11 bytes */
};

struct msm_isp_stream_ack {
	uint32_t session_id;
	uint32_t stream_id;
	uint32_t handle;
};

enum msm_vfe_error_type {
	ISP_ERROR_NONE,
	ISP_ERROR_CAMIF,
	ISP_ERROR_BUS_OVERFLOW,
	ISP_ERROR_RETURN_EMPTY_BUFFER,
	ISP_ERROR_FRAME_ID_MISMATCH,
	ISP_ERROR_MAX,
};

struct msm_isp_error_info {
	enum msm_vfe_error_type err_type;
	uint32_t session_id;
	uint32_t stream_id;
	uint8_t stream_id_mask;
};

/* This structure reports delta between master and slave */
struct msm_isp_ms_delta_info {
	uint8_t num_delta_info;
	uint32_t delta[MS_NUM_SLAVE_MAX];
};

/* This is sent in EPOCH irq */
struct msm_isp_output_info {
	uint8_t regs_not_updated;
	/* mask with bufq_handle for regs not updated or return empty */
	uint16_t output_err_mask;
	/* mask with stream_idx for get_buf failed */
	uint8_t stream_framedrop_mask;
	/* mask with stats stream_idx for get_buf failed */
	uint16_t stats_framedrop_mask;
	/* delta between master and slave */
};

/* This structure is piggybacked with SOF event */
struct msm_isp_sof_info {
	uint8_t regs_not_updated;
	/* mask with AXI_SRC for regs not updated */
	uint16_t reg_update_fail_mask;
	/* mask with bufq_handle for get_buf failed */
	uint32_t stream_get_buf_fail_mask;
	/* mask with stats stream_idx for get_buf failed */
	uint16_t stats_get_buf_fail_mask;
	/* delta between master and slave */
	struct msm_isp_ms_delta_info ms_delta_info;
};

struct msm_isp_event_data {
	/*Wall clock except for buffer divert events
	 *which use monotonic clock
	 */
	struct timeval timestamp;
	/* Monotonic timestamp since bootup */
	struct timeval mono_timestamp;
	uint32_t frame_id;
	union {
		/* Sent for Stats_Done event */
		struct msm_isp_stats_event stats;
		/* Sent for Buf_Divert event */
		struct msm_isp_buf_event buf_done;
		/* Sent for offline fetch done event */
		struct msm_isp_fetch_eng_event fetch_done;
		/* Sent for Error_Event */
		struct msm_isp_error_info error_info;
		/*
		 * This struct needs to be removed once
		 * userspace switches to sof_info
		 */
		struct msm_isp_output_info output_info;
		/* Sent for SOF event */
		struct msm_isp_sof_info sof_info;
	} u; /* union can have max 52 bytes */
};

#ifdef CONFIG_COMPAT
struct msm_isp_event_data32 {
	struct compat_timeval timestamp;
	struct compat_timeval mono_timestamp;
	uint32_t frame_id;
	union {
		struct msm_isp_stats_event stats;
		struct msm_isp_buf_event buf_done;
		struct msm_isp_fetch_eng_event fetch_done;
		struct msm_isp_error_info error_info;
		struct msm_isp_output_info output_info;
		struct msm_isp_sof_info sof_info;
	} u;
};
#endif

struct msm_isp_set_stats_ab {
	uint64_t stats_ab;
};

#define V4L2_PIX_FMT_QBGGR8  v4l2_fourcc('Q', 'B', 'G', '8')
#define V4L2_PIX_FMT_QGBRG8  v4l2_fourcc('Q', 'G', 'B', '8')
#define V4L2_PIX_FMT_QGRBG8  v4l2_fourcc('Q', 'G', 'R', '8')
#define V4L2_PIX_FMT_QRGGB8  v4l2_fourcc('Q', 'R', 'G', '8')
#define V4L2_PIX_FMT_QBGGR10 v4l2_fourcc('Q', 'B', 'G', '0')
#define V4L2_PIX_FMT_QGBRG10 v4l2_fourcc('Q', 'G', 'B', '0')
#define V4L2_PIX_FMT_QGRBG10 v4l2_fourcc('Q', 'G', 'R', '0')
#define V4L2_PIX_FMT_QRGGB10 v4l2_fourcc('Q', 'R', 'G', '0')
#define V4L2_PIX_FMT_QBGGR12 v4l2_fourcc('Q', 'B', 'G', '2')
#define V4L2_PIX_FMT_QGBRG12 v4l2_fourcc('Q', 'G', 'B', '2')
#define V4L2_PIX_FMT_QGRBG12 v4l2_fourcc('Q', 'G', 'R', '2')
#define V4L2_PIX_FMT_QRGGB12 v4l2_fourcc('Q', 'R', 'G', '2')
#define V4L2_PIX_FMT_QBGGR14 v4l2_fourcc('Q', 'B', 'G', '4')
#define V4L2_PIX_FMT_QGBRG14 v4l2_fourcc('Q', 'G', 'B', '4')
#define V4L2_PIX_FMT_QGRBG14 v4l2_fourcc('Q', 'G', 'R', '4')
#define V4L2_PIX_FMT_QRGGB14 v4l2_fourcc('Q', 'R', 'G', '4')
#define V4L2_PIX_FMT_P16BGGR10 v4l2_fourcc('P', 'B', 'G', '0')
#define V4L2_PIX_FMT_P16GBRG10 v4l2_fourcc('P', 'G', 'B', '0')
#define V4L2_PIX_FMT_P16GRBG10 v4l2_fourcc('P', 'G', 'R', '0')
#define V4L2_PIX_FMT_P16RGGB10 v4l2_fourcc('P', 'R', 'G', '0')
#define V4L2_PIX_FMT_NV14 v4l2_fourcc('N', 'V', '1', '4')
#define V4L2_PIX_FMT_NV41 v4l2_fourcc('N', 'V', '4', '1')
#define V4L2_PIX_FMT_META v4l2_fourcc('Q', 'M', 'E', 'T')
#define V4L2_PIX_FMT_SBGGR14 v4l2_fourcc('B', 'G', '1', '4') /* 14 BGBG.GRGR.*/
#define V4L2_PIX_FMT_SGBRG14 v4l2_fourcc('G', 'B', '1', '4') /* 14 GBGB.RGRG.*/
#define V4L2_PIX_FMT_SGRBG14 v4l2_fourcc('B', 'A', '1', '4') /* 14 GRGR.BGBG.*/
#define V4L2_PIX_FMT_SRGGB14 v4l2_fourcc('R', 'G', '1', '4') /* 14 RGRG.GBGB.*/

#define VIDIOC_MSM_VFE_REG_CFG \
	_IOWR('V', BASE_VIDIOC_PRIVATE, struct msm_vfe_cfg_cmd2)

#define VIDIOC_MSM_ISP_REQUEST_BUF \
	_IOWR('V', BASE_VIDIOC_PRIVATE+1, struct msm_isp_buf_request)

#define VIDIOC_MSM_ISP_ENQUEUE_BUF \
	_IOWR('V', BASE_VIDIOC_PRIVATE+2, struct msm_isp_qbuf_info)

#define VIDIOC_MSM_ISP_RELEASE_BUF \
	_IOWR('V', BASE_VIDIOC_PRIVATE+3, struct msm_isp_buf_request)

#define VIDIOC_MSM_ISP_REQUEST_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+4, struct msm_vfe_axi_stream_request_cmd)

#define VIDIOC_MSM_ISP_CFG_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+5, struct msm_vfe_axi_stream_cfg_cmd)

#define VIDIOC_MSM_ISP_RELEASE_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+6, struct msm_vfe_axi_stream_release_cmd)

#define VIDIOC_MSM_ISP_INPUT_CFG \
	_IOWR('V', BASE_VIDIOC_PRIVATE+7, struct msm_vfe_input_cfg)

#define VIDIOC_MSM_ISP_SET_SRC_STATE \
	_IOWR('V', BASE_VIDIOC_PRIVATE+8, struct msm_vfe_axi_src_state)

#define VIDIOC_MSM_ISP_REQUEST_STATS_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+9, \
	struct msm_vfe_stats_stream_request_cmd)

#define VIDIOC_MSM_ISP_CFG_STATS_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+10, struct msm_vfe_stats_stream_cfg_cmd)

#define VIDIOC_MSM_ISP_RELEASE_STATS_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+11, \
	struct msm_vfe_stats_stream_release_cmd)

#define VIDIOC_MSM_ISP_REG_UPDATE_CMD \
	_IOWR('V', BASE_VIDIOC_PRIVATE+12, enum msm_vfe_input_src)

#define VIDIOC_MSM_ISP_UPDATE_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+13, struct msm_vfe_axi_stream_update_cmd)

#define VIDIOC_MSM_VFE_REG_LIST_CFG \
	_IOWR('V', BASE_VIDIOC_PRIVATE+14, struct msm_vfe_cfg_cmd_list)

#define VIDIOC_MSM_ISP_SMMU_ATTACH \
	_IOWR('V', BASE_VIDIOC_PRIVATE+15, struct msm_vfe_smmu_attach_cmd)

#define VIDIOC_MSM_ISP_UPDATE_STATS_STREAM \
	_IOWR('V', BASE_VIDIOC_PRIVATE+16, struct msm_vfe_axi_stream_update_cmd)

#define VIDIOC_MSM_ISP_AXI_HALT \
	_IOWR('V', BASE_VIDIOC_PRIVATE+17, struct msm_vfe_axi_halt_cmd)

#define VIDIOC_MSM_ISP_AXI_RESET \
	_IOWR('V', BASE_VIDIOC_PRIVATE+18, struct msm_vfe_axi_reset_cmd)

#define VIDIOC_MSM_ISP_AXI_RESTART \
	_IOWR('V', BASE_VIDIOC_PRIVATE+19, struct msm_vfe_axi_restart_cmd)

#define VIDIOC_MSM_ISP_FETCH_ENG_START \
	_IOWR('V', BASE_VIDIOC_PRIVATE+20, struct msm_vfe_fetch_eng_start)

#define VIDIOC_MSM_ISP_DEQUEUE_BUF \
	_IOWR('V', BASE_VIDIOC_PRIVATE+21, struct msm_isp_qbuf_info)

#define VIDIOC_MSM_ISP_SET_DUAL_HW_MASTER_SLAVE \
	_IOWR('V', BASE_VIDIOC_PRIVATE+22, struct msm_isp_set_dual_hw_ms_cmd)

#define VIDIOC_MSM_ISP_SET_STATS_BANDWIDTH \
	_IOWR('V', BASE_VIDIOC_PRIVATE+23, struct msm_isp_set_stats_ab)

#define VIDIOC_MSM_ISP_MAP_BUF_START_FE \
	_IOWR('V', BASE_VIDIOC_PRIVATE+24, struct msm_vfe_fetch_eng_start)

#define VIDIOC_MSM_ISP_UNMAP_BUF \
	_IOWR('V', BASE_VIDIOC_PRIVATE+25, struct msm_isp_unmap_buf_req)

#endif /* __MSMB_ISP__ */