drm: add virtgpu_drm.h

This is in drm-next now, so add to libdrm.

Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/include/drm/virtgpu_drm.h b/include/drm/virtgpu_drm.h
new file mode 100644 (file)
index 0000000..abf11c5
--- /dev/null
+++ b/include/drm/virtgpu_drm.h
@@ -0,0 +1,167 @@
+/*
+ * 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 VIRTGPU_DRM_H
+#define VIRTGPU_DRM_H
+
+#include <stddef.h>
+#include "drm/drm.h"
+
+/* Please note that modifications to all structs defined here are
+ * subject to backwards-compatibility constraints.
+ *
+ * Do not use pointers, use uint64_t instead for 32 bit / 64 bit user/kernel
+ * compatibility Keep fields aligned to their size
+ */
+
+#define DRM_VIRTGPU_MAP         0x01
+#define DRM_VIRTGPU_EXECBUFFER  0x02
+#define DRM_VIRTGPU_GETPARAM    0x03
+#define DRM_VIRTGPU_RESOURCE_CREATE 0x04
+#define DRM_VIRTGPU_RESOURCE_INFO     0x05
+#define DRM_VIRTGPU_TRANSFER_FROM_HOST 0x06
+#define DRM_VIRTGPU_TRANSFER_TO_HOST 0x07
+#define DRM_VIRTGPU_WAIT     0x08
+#define DRM_VIRTGPU_GET_CAPS  0x09
+
+struct drm_virtgpu_map {
+       uint64_t offset; /* use for mmap system call */
+       uint32_t handle;
+       uint32_t pad;
+};
+
+struct drm_virtgpu_execbuffer {
+       uint32_t flags;         /* for future use */
+       uint32_t size;
+       uint64_t command; /* void* */
+       uint64_t bo_handles;
+       uint32_t num_bo_handles;
+       uint32_t pad;
+};
+
+#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
+
+struct drm_virtgpu_getparam {
+       uint64_t param;
+       uint64_t value;
+};
+
+/* NO_BO flags? NO resource flag? */
+/* resource flag for y_0_top */
+struct drm_virtgpu_resource_create {
+       uint32_t target;
+       uint32_t format;
+       uint32_t bind;
+       uint32_t width;
+       uint32_t height;
+       uint32_t depth;
+       uint32_t array_size;
+       uint32_t last_level;
+       uint32_t nr_samples;
+       uint32_t flags;
+       uint32_t bo_handle; /* if this is set - recreate a new resource attached to this bo ? */
+       uint32_t res_handle;  /* returned by kernel */
+       uint32_t size;        /* validate transfer in the host */
+       uint32_t stride;      /* validate transfer in the host */
+};
+
+struct drm_virtgpu_resource_info {
+       uint32_t bo_handle;
+       uint32_t res_handle;
+       uint32_t size;
+       uint32_t stride;
+};
+
+struct drm_virtgpu_3d_box {
+       uint32_t x;
+       uint32_t y;
+       uint32_t z;
+       uint32_t w;
+       uint32_t h;
+       uint32_t d;
+};
+
+struct drm_virtgpu_3d_transfer_to_host {
+       uint32_t bo_handle;
+       struct drm_virtgpu_3d_box box;
+       uint32_t level;
+       uint32_t offset;
+};
+
+struct drm_virtgpu_3d_transfer_from_host {
+       uint32_t bo_handle;
+       struct drm_virtgpu_3d_box box;
+       uint32_t level;
+       uint32_t offset;
+};
+
+#define VIRTGPU_WAIT_NOWAIT 1 /* like it */
+struct drm_virtgpu_3d_wait {
+       uint32_t handle; /* 0 is an invalid handle */
+       uint32_t flags;
+};
+
+struct drm_virtgpu_get_caps {
+       uint32_t cap_set_id;
+       uint32_t cap_set_ver;
+       uint64_t addr;
+       uint32_t size;
+       uint32_t pad;
+};
+
+#define DRM_IOCTL_VIRTGPU_MAP \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
+
+#define DRM_IOCTL_VIRTGPU_EXECBUFFER \
+       DRM_IOW(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
+               struct drm_virtgpu_execbuffer)
+
+#define DRM_IOCTL_VIRTGPU_GETPARAM \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GETPARAM,\
+               struct drm_virtgpu_getparam)
+
+#define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE                      \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE,        \
+               struct drm_virtgpu_resource_create)
+
+#define DRM_IOCTL_VIRTGPU_RESOURCE_INFO \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_INFO, \
+                struct drm_virtgpu_resource_info)
+
+#define DRM_IOCTL_VIRTGPU_TRANSFER_FROM_HOST \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_FROM_HOST,     \
+               struct drm_virtgpu_3d_transfer_from_host)
+
+#define DRM_IOCTL_VIRTGPU_TRANSFER_TO_HOST \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_TO_HOST,       \
+               struct drm_virtgpu_3d_transfer_to_host)
+
+#define DRM_IOCTL_VIRTGPU_WAIT                         \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_WAIT,   \
+               struct drm_virtgpu_3d_wait)
+
+#define DRM_IOCTL_VIRTGPU_GET_CAPS \
+       DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GET_CAPS, \
+       struct drm_virtgpu_get_caps)
+
+#endif