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/*
* Copyright 2013 Red Hat
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef QXL_DRM_H
#define QXL_DRM_H
#include <stddef.h>
#include "drm.h"
#if defined(__cplusplus)
extern "C" {
#endif
/* Please note that modifications to all structs defined here are
* subject to backwards-compatibility constraints.
*
* Do not use pointers, use __u64 instead for 32 bit / 64 bit user/kernel
* compatibility Keep fields aligned to their size
*/
#define QXL_GEM_DOMAIN_CPU 0
#define QXL_GEM_DOMAIN_VRAM 1
#define QXL_GEM_DOMAIN_SURFACE 2
#define DRM_QXL_ALLOC 0x00
#define DRM_QXL_MAP 0x01
#define DRM_QXL_EXECBUFFER 0x02
#define DRM_QXL_UPDATE_AREA 0x03
#define DRM_QXL_GETPARAM 0x04
#define DRM_QXL_CLIENTCAP 0x05
#define DRM_QXL_ALLOC_SURF 0x06
struct drm_qxl_alloc {
__u32 size;
__u32 handle; /* 0 is an invalid handle */
};
struct drm_qxl_map {
__u64 offset; /* use for mmap system call */
__u32 handle;
__u32 pad;
};
/*
* dest is the bo we are writing the relocation into
* src is bo we are relocating.
* *(dest_handle.base_addr + dest_offset) = physical_address(src_handle.addr +
* src_offset)
*/
#define QXL_RELOC_TYPE_BO 1
#define QXL_RELOC_TYPE_SURF 2
struct drm_qxl_reloc {
__u64 src_offset; /* offset into src_handle or src buffer */
__u64 dst_offset; /* offset in dest handle */
__u32 src_handle; /* dest handle to compute address from */
__u32 dst_handle; /* 0 if to command buffer */
__u32 reloc_type;
__u32 pad;
};
struct drm_qxl_command {
__u64 command; /* void* */
__u64 relocs; /* struct drm_qxl_reloc* */
__u32 type;
__u32 command_size;
__u32 relocs_num;
__u32 pad;
};
/* XXX: call it drm_qxl_commands? */
struct drm_qxl_execbuffer {
__u32 flags; /* for future use */
__u32 commands_num;
__u64 commands; /* struct drm_qxl_command* */
};
struct drm_qxl_update_area {
__u32 handle;
__u32 top;
__u32 left;
__u32 bottom;
__u32 right;
__u32 pad;
};
#define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
#define QXL_PARAM_MAX_RELOCS 2
struct drm_qxl_getparam {
__u64 param;
__u64 value;
};
/* these are one bit values */
struct drm_qxl_clientcap {
__u32 index;
__u32 pad;
};
struct drm_qxl_alloc_surf {
__u32 format;
__u32 width;
__u32 height;
__s32 stride;
__u32 handle;
__u32 pad;
};
#define DRM_IOCTL_QXL_ALLOC \
DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc)
#define DRM_IOCTL_QXL_MAP \
DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map)
#define DRM_IOCTL_QXL_EXECBUFFER \
DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\
struct drm_qxl_execbuffer)
#define DRM_IOCTL_QXL_UPDATE_AREA \
DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\
struct drm_qxl_update_area)
#define DRM_IOCTL_QXL_GETPARAM \
DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\
struct drm_qxl_getparam)
#define DRM_IOCTL_QXL_CLIENTCAP \
DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\
struct drm_qxl_clientcap)
#define DRM_IOCTL_QXL_ALLOC_SURF \
DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\
struct drm_qxl_alloc_surf)
#if defined(__cplusplus)
}
#endif
#endif
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