Merge "drm/msm/sde: remove unused inline rot v1 support"

/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.

 */

#ifndef _SDE_HW_ROT_H

#define _SDE_HW_ROT_H

#include "sde_hw_catalog.h"

#include "sde_hw_mdss.h"

#include "sde_hw_util.h"

#include "sde_hw_blk.h"

#define SDE_HW_ROT_NAME_SIZE	80

struct sde_hw_rot;

/**

 * enum sde_hw_rot_cmd_type - type of rotator hardware command

 * @SDE_HW_ROT_CMD_VALDIATE: validate rotator command; do not commit

 * @SDE_HW_ROT_CMD_COMMIT: commit/execute rotator command

 * @SDE_HW_ROT_CMD_START: mdp is ready to start

 * @SDE_HW_ROT_CMD_CLEANUP: cleanup rotator command after it is done

 * @SDE_HW_ROT_CMD_RESET: request rotator h/w reset

 */

enum sde_hw_rot_cmd_type {

	SDE_HW_ROT_CMD_VALIDATE,

	SDE_HW_ROT_CMD_COMMIT,

	SDE_HW_ROT_CMD_START,

	SDE_HW_ROT_CMD_CLEANUP,

	SDE_HW_ROT_CMD_RESET,

};

/**

 * struct sde_hw_rot_cmd - definition of hardware rotation command

 * @master: true if client is the master in source split inline rotation

 * @sequence_id: command sequence identifier

 * @fps: frame rate of the stream in frame per second

 * @rot90: true if rotation 90 in counter clockwise is required

 * @hflip: true if horizontal flip is required prior to rotation

 * @vflip: true if vertical flip is required prior to rotation

 * @secure: true if image content is in secure domain

 * @video_mode: true if rotator is feeding into video interface

 * @clkrate : clock rate in Hz

 * @prefill_bw: prefill bandwidth in Bps (video mode only)

 * @src_iova: source i/o virtual address

 * @src_len: source i/o buffer length

 * @src_planes: source plane number

 * @src_format: pointer to source sde pixel format

 * @src_pixel_format: source pixel format in drm fourcc

 * @src_modifier: source pixel format modifier

 * @src_width: source width in pixel

 * @src_height: source height in pixel

 * @src_rect_x: source rectangle x coordinate

 * @src_rect_y: source rectangle y coordinate

 * @src_rect_w: source rectangle width

 * @src_rect_h: source rectangle height

 * @dst_writeback: true if writeback of rotated output is required

 * @dst_iova: destination i/o virtual address

 * @dst_len: destination i/o buffer length

 * @dst_planes: destination plane number

 * @dst_format: pointer to destination sde pixel format (input/output)

 * @dst_pixel_format: destination pixel format in drm fourcc (input/output)

 * @dst_modifier: destination pixel format modifier (input/output)

 * @dst_rect_x: destination rectangle x coordinate

 * @dst_rect_y: destination rectangle y coordinate

 * @dst_rect_w: destination rectangle width

 * @dst_rect_h: destination rectangle height

 * @crtc_h: sspp output height

 * @priv_handle: private handle of rotator driver (output)

 */

struct sde_hw_rot_cmd {

	bool master;

	u32 sequence_id;

	u32 fps;

	bool rot90;

	bool hflip;

	bool vflip;

	bool secure;

	bool video_mode;

	u64 clkrate;

	u64 prefill_bw;

	dma_addr_t src_iova[4];

	u32 src_len[4];

	u32 src_planes;

	const struct sde_format *src_format;

	u32 src_pixel_format;

	u64 src_modifier;

	u32 src_width;

	u32 src_height;

	u32 src_stride;

	u32 src_rect_x;

	u32 src_rect_y;

	u32 src_rect_w;

	u32 src_rect_h;

	bool dst_writeback;

	dma_addr_t dst_iova[4];

	u32 dst_len[4];

	u32 dst_planes;

	const struct sde_format *dst_format;

	u32 dst_pixel_format;

	u64 dst_modifier;

	u32 dst_rect_x;

	u32 dst_rect_y;

	u32 dst_rect_w;

	u32 dst_rect_h;

	u32 crtc_h;

	void *priv_handle;

};

/**

 * struct sde_hw_rot_ops - interface to the rotator hw driver functions

 * Assumption is these functions will be called after clocks are enabled

 */

struct sde_hw_rot_ops {

	int (*commit)(struct sde_hw_rot *hw, struct sde_hw_rot_cmd *data,

			enum sde_hw_rot_cmd_type cmd);

	const struct sde_format_extended *(*get_format_caps)(

			struct sde_hw_rot *hw);

	const char *(*get_downscale_caps)(struct sde_hw_rot *hw);

	size_t (*get_cache_size)(struct sde_hw_rot *hw);

	int (*get_maxlinewidth)(struct sde_hw_rot *hw);

};

/**

 * struct sde_hw_rot : ROT driver object

 * @base: hw block base object

 * @hw: hardware address map

 * @idx: instance index

 * @caps: capabilities bitmask

 * @catalog: pointer to hardware catalog

 * @ops: operation table

 * @rot_ctx: pointer to private rotator context

 * @format_caps: pointer to pixel format capability  array

 * @downscale_caps: pointer to scaling capability string

 */

struct sde_hw_rot {

	struct sde_hw_blk base;

	struct sde_hw_blk_reg_map hw;

	char name[SDE_HW_ROT_NAME_SIZE];

	int idx;

	const struct sde_rot_cfg *caps;

	struct sde_mdss_cfg *catalog;

	struct sde_hw_rot_ops ops;

	void *rot_ctx;

	struct sde_format_extended *format_caps;

	char *downscale_caps;

};

/**

 * sde_hw_rot_init - initialize and return rotator hw driver object.

 * @idx:  wb_path index for which driver object is required

 * @addr: mapped register io address of MDP

 * @m :   pointer to mdss catalog data

 */

struct sde_hw_rot *sde_hw_rot_init(enum sde_rot idx,

		void __iomem *addr,

		struct sde_mdss_cfg *m);

/**

 * sde_hw_rot_destroy - destroy rotator hw driver object.

 * @hw_rot:  Pointer to rotator hw driver object

 */

void sde_hw_rot_destroy(struct sde_hw_rot *hw_rot);

/**

 * to_sde_hw_rot - convert base object sde_hw_base to rotator object

 * @hw: Pointer to base hardware block

 * return: Pointer to rotator hardware block

 */

static inline struct sde_hw_rot *to_sde_hw_rot(struct sde_hw_blk *hw)

{

	return container_of(hw, struct sde_hw_rot, base);

}

/**

 * sde_hw_rot_get - get next available hardware rotator, or increment reference

 *	count if hardware rotator provided

 * @hw_rot: Pointer to hardware rotator

 * return: Pointer to rotator hardware block if success; NULL otherwise

 */

struct sde_hw_rot *sde_hw_rot_get(struct sde_hw_rot *hw_rot);

/**

 * sde_hw_rot_put - put the given hardware rotator

 * @hw_rot: Pointer to hardware rotator

 * return: none

 */

void sde_hw_rot_put(struct sde_hw_rot *hw_rot);

#endif /*_SDE_HW_ROT_H */