path: root/include/uapi/drm/vmwgfx_drm.h

/**************************************************************************
 *
 * Copyright © 2009-2022 VMware, Inc., Palo Alto, CA., USA
 * 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE COPYRIGHT HOLDERS, 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 __VMWGFX_DRM_H__
#define __VMWGFX_DRM_H__

#include "drm.h"

#if defined(__cplusplus)
extern "C" {
#endif

#define DRM_VMW_MAX_SURFACE_FACES 6
#define DRM_VMW_MAX_MIP_LEVELS 24


#define DRM_VMW_GET_PARAM            0
#define DRM_VMW_ALLOC_DMABUF         1
#define DRM_VMW_ALLOC_BO             1
#define DRM_VMW_UNREF_DMABUF         2
#define DRM_VMW_HANDLE_CLOSE         2
#define DRM_VMW_CURSOR_BYPASS        3
/* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/
#define DRM_VMW_CONTROL_STREAM       4
#define DRM_VMW_CLAIM_STREAM         5
#define DRM_VMW_UNREF_STREAM         6
/* guarded by DRM_VMW_PARAM_3D == 1 */
#define DRM_VMW_CREATE_CONTEXT       7
#define DRM_VMW_UNREF_CONTEXT        8
#define DRM_VMW_CREATE_SURFACE       9
#define DRM_VMW_UNREF_SURFACE        10
#define DRM_VMW_REF_SURFACE          11
#define DRM_VMW_EXECBUF              12
#define DRM_VMW_GET_3D_CAP           13
#define DRM_VMW_FENCE_WAIT           14
#define DRM_VMW_FENCE_SIGNALED       15
#define DRM_VMW_FENCE_UNREF          16
#define DRM_VMW_FENCE_EVENT          17
#define DRM_VMW_PRESENT              18
#define DRM_VMW_PRESENT_READBACK     19
#define DRM_VMW_UPDATE_LAYOUT        20
#define DRM_VMW_CREATE_SHADER        21
#define DRM_VMW_UNREF_SHADER         22
#define DRM_VMW_GB_SURFACE_CREATE    23
#define DRM_VMW_GB_SURFACE_REF       24
#define DRM_VMW_SYNCCPU              25
#define DRM_VMW_CREATE_EXTENDED_CONTEXT 26
#define DRM_VMW_GB_SURFACE_CREATE_EXT   27
#define DRM_VMW_GB_SURFACE_REF_EXT      28
#define DRM_VMW_MSG                     29
#define DRM_VMW_MKSSTAT_RESET           30
#define DRM_VMW_MKSSTAT_ADD             31
#define DRM_VMW_MKSSTAT_REMOVE          32

/*************************************************************************/
/**
 * DRM_VMW_GET_PARAM - get device information.
 *
 * DRM_VMW_PARAM_FIFO_OFFSET:
 * Offset to use to map the first page of the FIFO read-only.
 * The fifo is mapped using the mmap() system call on the drm device.
 *
 * DRM_VMW_PARAM_OVERLAY_IOCTL:
 * Does the driver support the overlay ioctl.
 *
 * DRM_VMW_PARAM_SM4_1
 * SM4_1 support is enabled.
 *
 * DRM_VMW_PARAM_SM5
 * SM5 support is enabled.
 *
 * DRM_VMW_PARAM_GL43
 * SM5.1+GL4.3 support is enabled.
 *
 * DRM_VMW_PARAM_DEVICE_ID
 * PCI ID of the underlying SVGA device.
 */

#define DRM_VMW_PARAM_NUM_STREAMS      0
#define DRM_VMW_PARAM_NUM_FREE_STREAMS 1
#define DRM_VMW_PARAM_3D               2
#define DRM_VMW_PARAM_HW_CAPS          3
#define DRM_VMW_PARAM_FIFO_CAPS        4
#define DRM_VMW_PARAM_MAX_FB_SIZE      5
#define DRM_VMW_PARAM_FIFO_HW_VERSION  6
#define DRM_VMW_PARAM_MAX_SURF_MEMORY  7
#define DRM_VMW_PARAM_3D_CAPS_SIZE     8
#define DRM_VMW_PARAM_MAX_MOB_MEMORY   9
#define DRM_VMW_PARAM_MAX_MOB_SIZE     10
#define DRM_VMW_PARAM_SCREEN_TARGET    11
#define DRM_VMW_PARAM_DX               12
#define DRM_VMW_PARAM_HW_CAPS2         13
#define DRM_VMW_PARAM_SM4_1            14
#define DRM_VMW_PARAM_SM5              15
#define DRM_VMW_PARAM_GL43             16
#define DRM_VMW_PARAM_DEVICE_ID        17

/**
 * enum drm_vmw_handle_type - handle type for ref ioctls
 *
 */
enum drm_vmw_handle_type {
	DRM_VMW_HANDLE_LEGACY = 0,
	DRM_VMW_HANDLE_PRIME = 1
};

/**
 * struct drm_vmw_getparam_arg
 *
 * @value: Returned value. //Out
 * @param: Parameter to query. //In.
 *
 * Argument to the DRM_VMW_GET_PARAM Ioctl.
 */

struct drm_vmw_getparam_arg {
	__u64 value;
	__u32 param;
	__u32 pad64;
};

/*************************************************************************/
/**
 * DRM_VMW_CREATE_CONTEXT - Create a host context.
 *
 * Allocates a device unique context id, and queues a create context command
 * for the host. Does not wait for host completion.
 */

/**
 * struct drm_vmw_context_arg
 *
 * @cid: Device unique context ID.
 *
 * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl.
 * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl.
 */

struct drm_vmw_context_arg {
	__s32 cid;
	__u32 pad64;
};

/*************************************************************************/
/**
 * DRM_VMW_UNREF_CONTEXT - Create a host context.
 *
 * Frees a global context id, and queues a destroy host command for the host.
 * Does not wait for host completion. The context ID can be used directly
 * in the command stream and shows up as the same context ID on the host.
 */

/*************************************************************************/
/**
 * DRM_VMW_CREATE_SURFACE - Create a host suface.
 *
 * Allocates a device unique surface id, and queues a create surface command
 * for the host. Does not wait for host completion. The surface ID can be
 * used directly in the command stream and shows up as the same surface
 * ID on the host.
 */

/**
 * struct drm_wmv_surface_create_req
 *
 * @flags: Surface flags as understood by the host.
 * @format: Surface format as understood by the host.
 * @mip_levels: Number of mip levels for each face.
 * An unused face should have 0 encoded.
 * @size_addr: Address of a user-space array of sruct drm_vmw_size
 * cast to an __u64 for 32-64 bit compatibility.
 * The size of the array should equal the total number of mipmap levels.
 * @shareable: Boolean whether other clients (as identified by file descriptors)
 * may reference this surface.
 * @scanout: Boolean whether the surface is intended to be used as a
 * scanout.
 *
 * Input data to the DRM_VMW_CREATE_SURFACE Ioctl.
 * Output data from the DRM_VMW_REF_SURFACE Ioctl.
 */