/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* exynos_drm.h
*
* Copyright ( c ) 2011 Samsung Electronics Co . , Ltd .
* Authors :
* Inki Dae < inki . dae @ samsung . com >
* Joonyoung Shim < jy0922 . shim @ samsung . com >
* Seung - Woo Kim < sw0312 . kim @ samsung . com >
*
* This program is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation ; either version 2 of the License , or ( at your
* option ) any later version .
*/
#ifndef _UAPI_EXYNOS_DRM_H_
#define _UAPI_EXYNOS_DRM_H_
#include "drm.h"
#if defined (__cplusplus)
extern "C" {
#endif
/**
* User - desired buffer creation information structure .
*
* @ size : user - desired memory allocation size .
* - this size value would be page - aligned internally .
* @ flags : user request for setting memory type or cache attributes .
* @ handle : returned a handle to created gem object .
* - this handle will be set by gem module of kernel side .
*/
struct drm_exynos_gem_create {
__u64 size;
__u32 flags;
__u32 handle;
};
/**
* A structure for getting a fake - offset that can be used with mmap .
*
* @ handle : handle of gem object .
* @ reserved : just padding to be 64 - bit aligned .
* @ offset : a fake - offset of gem object .
*/
struct drm_exynos_gem_map {
__u32 handle;
__u32 reserved;
__u64 offset;
};
/**
* A structure to gem information .
*
* @ handle : a handle to gem object created .
* @ flags : flag value including memory type and cache attribute and
* this value would be set by driver .
* @ size : size to memory region allocated by gem and this size would
* be set by driver .
*/
struct drm_exynos_gem_info {
__u32 handle;
__u32 flags;
__u64 size;
};
/**
* A structure for user connection request of virtual display .
*
* @ connection : indicate whether doing connection or not by user .
* @ extensions : if this value is 1 then the vidi driver would need additional
* 128 bytes edid data .
* @ edid : the edid data pointer from user side .
*/
struct drm_exynos_vidi_connection {
__u32 connection;
__u32 extensions;
__u64 edid;
};
/* memory type definitions. */
enum e_drm_exynos_gem_mem_type {
/* Physically Continuous memory and used as default. */
EXYNOS_BO_CONTIG = 0 << 0 ,
/* Physically Non-Continuous memory. */
EXYNOS_BO_NONCONTIG = 1 << 0 ,
/* non-cachable mapping and used as default. */
EXYNOS_BO_NONCACHABLE = 0 << 1 ,
/* cachable mapping. */
EXYNOS_BO_CACHABLE = 1 << 1 ,
/* write-combine mapping. */
EXYNOS_BO_WC = 1 << 2 ,
EXYNOS_BO_MASK = EXYNOS_BO_NONCONTIG | EXYNOS_BO_CACHABLE |
EXYNOS_BO_WC
};
struct drm_exynos_g2d_get_ver {
__u32 major;
__u32 minor;
};
struct drm_exynos_g2d_cmd {
__u32 offset;
__u32 data;
};
enum drm_exynos_g2d_buf_type {
G2D_BUF_USERPTR = 1 << 31 ,
};
enum drm_exynos_g2d_event_type {
G2D_EVENT_NOT,
G2D_EVENT_NONSTOP,
G2D_EVENT_STOP, /* not yet */
};
struct drm_exynos_g2d_userptr {
unsigned long userptr;
unsigned long size;
};
struct drm_exynos_g2d_set_cmdlist {
__u64 cmd;
__u64 cmd_buf;
__u32 cmd_nr;
__u32 cmd_buf_nr;
/* for g2d event */
__u64 event_type;
__u64 user_data;
};
struct drm_exynos_g2d_exec {
__u64 async;
};
/* Exynos DRM IPP v2 API */
/**
* Enumerate available IPP hardware modules .
*
* @ count_ipps : size of ipp_id array / number of ipp modules ( set by driver )
* @ reserved : padding
* @ ipp_id_ptr : pointer to ipp_id array or NULL
*/
struct drm_exynos_ioctl_ipp_get_res {
__u32 count_ipps;
__u32 reserved;
__u64 ipp_id_ptr;
};
enum drm_exynos_ipp_format_type {
DRM_EXYNOS_IPP_FORMAT_SOURCE = 0 x01,
DRM_EXYNOS_IPP_FORMAT_DESTINATION = 0 x02,
};
struct drm_exynos_ipp_format {
__u32 fourcc;
__u32 type;
__u64 modifier;
};
enum drm_exynos_ipp_capability {
DRM_EXYNOS_IPP_CAP_CROP = 0 x01,
DRM_EXYNOS_IPP_CAP_ROTATE = 0 x02,
DRM_EXYNOS_IPP_CAP_SCALE = 0 x04,
DRM_EXYNOS_IPP_CAP_CONVERT = 0 x08,
};
/**
* Get IPP hardware capabilities and supported image formats .
*
* @ ipp_id : id of IPP module to query
* @ capabilities : bitmask of drm_exynos_ipp_capability ( set by driver )
* @ reserved : padding
* @ formats_count : size of formats array ( in entries ) / number of filled
* formats ( set by driver )
* @ formats_ptr : pointer to formats array or NULL
*/
struct drm_exynos_ioctl_ipp_get_caps {
__u32 ipp_id;
__u32 capabilities;
__u32 reserved;
__u32 formats_count;
__u64 formats_ptr;
};
enum drm_exynos_ipp_limit_type {
/* size (horizontal/vertial) limits, in pixels (min, max, alignment) */
DRM_EXYNOS_IPP_LIMIT_TYPE_SIZE = 0 x0001,
/* scale ratio (horizonta/vertial), 16.16 fixed point (min, max) */
DRM_EXYNOS_IPP_LIMIT_TYPE_SCALE = 0 x0002,
/* image buffer area */
DRM_EXYNOS_IPP_LIMIT_SIZE_BUFFER = 0 x0001 << 16 ,
/* src/dst rectangle area */
DRM_EXYNOS_IPP_LIMIT_SIZE_AREA = 0 x0002 << 16 ,
/* src/dst rectangle area when rotation enabled */
DRM_EXYNOS_IPP_LIMIT_SIZE_ROTATED = 0 x0003 << 16 ,
DRM_EXYNOS_IPP_LIMIT_TYPE_MASK = 0 x000f,
DRM_EXYNOS_IPP_LIMIT_SIZE_MASK = 0 x000f << 16 ,
};
struct drm_exynos_ipp_limit_val {
__u32 min;
__u32 max;
__u32 align;
__u32 reserved;
};
/**
* IPP module limitation .
*
* @ type : limit type ( see drm_exynos_ipp_limit_type enum )
* @ reserved : padding
* @ h : horizontal limits
* @ v : vertical limits
*/
struct drm_exynos_ipp_limit {
__u32 type;
__u32 reserved;
struct drm_exynos_ipp_limit_val h;
struct drm_exynos_ipp_limit_val v;
};
/**
* Get IPP limits for given image format .
*
* @ ipp_id : id of IPP module to query
* @ fourcc : image format code ( see DRM_FORMAT_ * in drm_fourcc . h )
* @ modifier : image format modifier ( see DRM_FORMAT_MOD_ * in drm_fourcc . h )
* @ type : source / destination identifier ( drm_exynos_ipp_format_flag enum )
* @ limits_count : size of limits array ( in entries ) / number of filled entries
* ( set by driver )
* @ limits_ptr : pointer to limits array or NULL
*/
struct drm_exynos_ioctl_ipp_get_limits {
__u32 ipp_id;
__u32 fourcc;
__u64 modifier;
__u32 type;
__u32 limits_count;
__u64 limits_ptr;
};
enum drm_exynos_ipp_task_id {
/* buffer described by struct drm_exynos_ipp_task_buffer */
DRM_EXYNOS_IPP_TASK_BUFFER = 0 x0001,
/* rectangle described by struct drm_exynos_ipp_task_rect */
DRM_EXYNOS_IPP_TASK_RECTANGLE = 0 x0002,
/* transformation described by struct drm_exynos_ipp_task_transform */
DRM_EXYNOS_IPP_TASK_TRANSFORM = 0 x0003,
/* alpha configuration described by struct drm_exynos_ipp_task_alpha */
DRM_EXYNOS_IPP_TASK_ALPHA = 0 x0004,
/* source image data (for buffer and rectangle chunks) */
DRM_EXYNOS_IPP_TASK_TYPE_SOURCE = 0 x0001 << 16 ,
/* destination image data (for buffer and rectangle chunks) */
DRM_EXYNOS_IPP_TASK_TYPE_DESTINATION = 0 x0002 << 16 ,
};
/**
* Memory buffer with image data .
*
* @ id : must be DRM_EXYNOS_IPP_TASK_BUFFER
* other parameters are same as for AddFB2 generic DRM ioctl
*/
struct drm_exynos_ipp_task_buffer {
__u32 id;
__u32 fourcc;
__u32 width, height;
__u32 gem_id[4 ];
__u32 offset[4 ];
__u32 pitch[4 ];
__u64 modifier;
};
/**
* Rectangle for processing .
*
* @ id : must be DRM_EXYNOS_IPP_TASK_RECTANGLE
* @ reserved : padding
* @ x , @ y : left corner in pixels
* @ w , @ h : width / height in pixels
*/
struct drm_exynos_ipp_task_rect {
__u32 id;
__u32 reserved;
__u32 x;
__u32 y;
__u32 w;
__u32 h;
};
/**
* Image tranformation description .
*
* @ id : must be DRM_EXYNOS_IPP_TASK_TRANSFORM
* @ rotation : DRM_MODE_ROTATE_ * and DRM_MODE_REFLECT_ * values
*/
struct drm_exynos_ipp_task_transform {
__u32 id;
__u32 rotation;
};
/**
* Image global alpha configuration for formats without alpha values .
*
* @ id : must be DRM_EXYNOS_IPP_TASK_ALPHA
* @ value : global alpha value ( 0 - 255 )
*/
struct drm_exynos_ipp_task_alpha {
__u32 id;
__u32 value;
};
enum drm_exynos_ipp_flag {
/* generate DRM event after processing */
DRM_EXYNOS_IPP_FLAG_EVENT = 0 x01,
/* dry run, only check task parameters */
DRM_EXYNOS_IPP_FLAG_TEST_ONLY = 0 x02,
/* non-blocking processing */
DRM_EXYNOS_IPP_FLAG_NONBLOCK = 0 x04,
};
#define DRM_EXYNOS_IPP_FLAGS (DRM_EXYNOS_IPP_FLAG_EVENT |\
DRM_EXYNOS_IPP_FLAG_TEST_ONLY | DRM_EXYNOS_IPP_FLAG_NONBLOCK)
/**
* Perform image processing described by array of drm_exynos_ipp_task_ *
* structures ( parameters array ) .
*
* @ ipp_id : id of IPP module to run the task
* @ flags : bitmask of drm_exynos_ipp_flag values
* @ reserved : padding
* @ params_size : size of parameters array ( in bytes )
* @ params_ptr : pointer to parameters array or NULL
* @ user_data : ( optional ) data for drm event
*/
struct drm_exynos_ioctl_ipp_commit {
__u32 ipp_id;
__u32 flags;
__u32 reserved;
__u32 params_size;
__u64 params_ptr;
__u64 user_data;
};
#define DRM_EXYNOS_GEM_CREATE 0 x00
#define DRM_EXYNOS_GEM_MAP 0 x01
/* Reserved 0x03 ~ 0x05 for exynos specific gem ioctl */
#define DRM_EXYNOS_GEM_GET 0 x04
#define DRM_EXYNOS_VIDI_CONNECTION 0 x07
/* G2D */
#define DRM_EXYNOS_G2D_GET_VER 0 x20
#define DRM_EXYNOS_G2D_SET_CMDLIST 0 x21
#define DRM_EXYNOS_G2D_EXEC 0 x22
/* Reserved 0x30 ~ 0x33 for obsolete Exynos IPP ioctls */
/* IPP - Image Post Processing */
#define DRM_EXYNOS_IPP_GET_RESOURCES 0 x40
#define DRM_EXYNOS_IPP_GET_CAPS 0 x41
#define DRM_EXYNOS_IPP_GET_LIMITS 0 x42
#define DRM_EXYNOS_IPP_COMMIT 0 x43
#define DRM_IOCTL_EXYNOS_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
#define DRM_IOCTL_EXYNOS_GEM_MAP DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_GEM_MAP, struct drm_exynos_gem_map)
#define DRM_IOCTL_EXYNOS_GEM_GET DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_GEM_GET, struct drm_exynos_gem_info)
#define DRM_IOCTL_EXYNOS_VIDI_CONNECTION DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_VIDI_CONNECTION, struct drm_exynos_vidi_connection)
#define DRM_IOCTL_EXYNOS_G2D_GET_VER DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_G2D_GET_VER, struct drm_exynos_g2d_get_ver)
#define DRM_IOCTL_EXYNOS_G2D_SET_CMDLIST DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_G2D_SET_CMDLIST, struct drm_exynos_g2d_set_cmdlist)
#define DRM_IOCTL_EXYNOS_G2D_EXEC DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_G2D_EXEC, struct drm_exynos_g2d_exec)
#define DRM_IOCTL_EXYNOS_IPP_GET_RESOURCES DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_IPP_GET_RESOURCES, \
struct drm_exynos_ioctl_ipp_get_res)
#define DRM_IOCTL_EXYNOS_IPP_GET_CAPS DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_IPP_GET_CAPS, struct drm_exynos_ioctl_ipp_get_caps)
#define DRM_IOCTL_EXYNOS_IPP_GET_LIMITS DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_IPP_GET_LIMITS, \
struct drm_exynos_ioctl_ipp_get_limits)
#define DRM_IOCTL_EXYNOS_IPP_COMMIT DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_IPP_COMMIT, struct drm_exynos_ioctl_ipp_commit)
/* Exynos specific events */
#define DRM_EXYNOS_G2D_EVENT 0 x80000000
#define DRM_EXYNOS_IPP_EVENT 0 x80000002
struct drm_exynos_g2d_event {
struct drm_event base;
__u64 user_data;
__u32 tv_sec;
__u32 tv_usec;
__u32 cmdlist_no;
__u32 reserved;
};
struct drm_exynos_ipp_event {
struct drm_event base;
__u64 user_data;
__u32 tv_sec;
__u32 tv_usec;
__u32 ipp_id;
__u32 sequence;
__u64 reserved;
};
#if defined (__cplusplus)
}
#endif
#endif /* _UAPI_EXYNOS_DRM_H_ */
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