153 lines
4.1 KiB
C
153 lines
4.1 KiB
C
/*
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* Copyright 2013 Red Hat
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef QXL_DRM_H
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#define QXL_DRM_H
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#include <stddef.h>
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#include "drm.h"
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/* Please note that modifications to all structs defined here are
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* subject to backwards-compatibility constraints.
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*
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* Do not use pointers, use uint64_t instead for 32 bit / 64 bit user/kernel
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* compatibility Keep fields aligned to their size
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*/
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#define QXL_GEM_DOMAIN_CPU 0
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#define QXL_GEM_DOMAIN_VRAM 1
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#define QXL_GEM_DOMAIN_SURFACE 2
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#define DRM_QXL_ALLOC 0x00
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#define DRM_QXL_MAP 0x01
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#define DRM_QXL_EXECBUFFER 0x02
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#define DRM_QXL_UPDATE_AREA 0x03
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#define DRM_QXL_GETPARAM 0x04
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#define DRM_QXL_CLIENTCAP 0x05
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#define DRM_QXL_ALLOC_SURF 0x06
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struct drm_qxl_alloc {
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uint32_t size;
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uint32_t handle; /* 0 is an invalid handle */
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};
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struct drm_qxl_map {
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uint64_t offset; /* use for mmap system call */
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uint32_t handle;
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uint32_t pad;
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};
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/*
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* dest is the bo we are writing the relocation into
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* src is bo we are relocating.
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* *(dest_handle.base_addr + dest_offset) = physical_address(src_handle.addr +
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* src_offset)
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*/
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#define QXL_RELOC_TYPE_BO 1
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#define QXL_RELOC_TYPE_SURF 2
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struct drm_qxl_reloc {
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uint64_t src_offset; /* offset into src_handle or src buffer */
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uint64_t dst_offset; /* offset in dest handle */
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uint32_t src_handle; /* dest handle to compute address from */
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uint32_t dst_handle; /* 0 if to command buffer */
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uint32_t reloc_type;
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uint32_t pad;
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};
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struct drm_qxl_command {
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uint64_t command; /* void* */
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uint64_t relocs; /* struct drm_qxl_reloc* */
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uint32_t type;
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uint32_t command_size;
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uint32_t relocs_num;
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uint32_t pad;
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};
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/* XXX: call it drm_qxl_commands? */
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struct drm_qxl_execbuffer {
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uint32_t flags; /* for future use */
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uint32_t commands_num;
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uint64_t commands; /* struct drm_qxl_command* */
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};
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struct drm_qxl_update_area {
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uint32_t handle;
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uint32_t top;
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uint32_t left;
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uint32_t bottom;
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uint32_t right;
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uint32_t pad;
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};
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#define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
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#define QXL_PARAM_MAX_RELOCS 2
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struct drm_qxl_getparam {
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uint64_t param;
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uint64_t value;
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};
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/* these are one bit values */
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struct drm_qxl_clientcap {
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uint32_t index;
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uint32_t pad;
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};
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struct drm_qxl_alloc_surf {
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uint32_t format;
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uint32_t width;
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uint32_t height;
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int32_t stride;
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uint32_t handle;
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uint32_t pad;
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};
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#define DRM_IOCTL_QXL_ALLOC \
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DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc)
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#define DRM_IOCTL_QXL_MAP \
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DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map)
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#define DRM_IOCTL_QXL_EXECBUFFER \
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DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\
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struct drm_qxl_execbuffer)
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#define DRM_IOCTL_QXL_UPDATE_AREA \
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DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\
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struct drm_qxl_update_area)
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#define DRM_IOCTL_QXL_GETPARAM \
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DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\
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struct drm_qxl_getparam)
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#define DRM_IOCTL_QXL_CLIENTCAP \
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DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\
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struct drm_qxl_clientcap)
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#define DRM_IOCTL_QXL_ALLOC_SURF \
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DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\
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struct drm_qxl_alloc_surf)
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#endif
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