From 0e57f8046035e63f6e52a544ac4d104cc80ed722 Mon Sep 17 00:00:00 2001
From: Sahan Fernando <sahan.h.fernando@gmail.com>
Date: Fri, 18 Feb 2022 16:32:02 +1100
Subject: [PATCH] LibC: Add ioctls for VirGL

---
 Kernel/API/VirGL.h                          | 38 +++++++++++++++++++++
 Userland/Libraries/LibC/sys/ioctl_numbers.h |  6 ++++
 2 files changed, 44 insertions(+)
 create mode 100644 Kernel/API/VirGL.h

diff --git a/Kernel/API/VirGL.h b/Kernel/API/VirGL.h
new file mode 100644
index 0000000000..de6e1c6a43
--- /dev/null
+++ b/Kernel/API/VirGL.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2022, Sahan Fernando <sahan.h.fernando@gmail.com>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/Types.h>
+
+struct VirGL3DResourceSpec {
+    u32 target;
+    u32 format;
+    u32 bind;
+    u32 width;
+    u32 height;
+    u32 depth;
+    u32 array_size;
+    u32 last_level;
+    u32 nr_samples;
+    u32 flags;
+    u32 created_resource_id;
+};
+
+struct VirGLCommandBuffer {
+    const u32* data;
+    u32 num_elems;
+};
+
+#define VIRGL_DATA_DIR_GUEST_TO_HOST 1
+#define VIRGL_DATA_DIR_HOST_TO_GUEST 2
+
+struct VirGLTransferDescriptor {
+    void* data;
+    size_t offset_in_region;
+    size_t num_bytes;
+    int direction;
+};
diff --git a/Userland/Libraries/LibC/sys/ioctl_numbers.h b/Userland/Libraries/LibC/sys/ioctl_numbers.h
index 5d07800f99..86709457b5 100644
--- a/Userland/Libraries/LibC/sys/ioctl_numbers.h
+++ b/Userland/Libraries/LibC/sys/ioctl_numbers.h
@@ -125,6 +125,9 @@ enum IOCtlNumber {
     SOUNDCARD_IOCTL_GET_SAMPLE_RATE,
     STORAGE_DEVICE_GET_SIZE,
     STORAGE_DEVICE_GET_BLOCK_SIZE,
+    VIRGL_IOCTL_CREATE_RESOURCE,
+    VIRGL_IOCTL_SUBMIT_CMD,
+    VIRGL_IOCTL_TRANSFER_DATA,
 };
 
 #define TIOCGPGRP TIOCGPGRP
@@ -172,3 +175,6 @@ enum IOCtlNumber {
 #define SOUNDCARD_IOCTL_GET_SAMPLE_RATE SOUNDCARD_IOCTL_GET_SAMPLE_RATE
 #define STORAGE_DEVICE_GET_SIZE STORAGE_DEVICE_GET_SIZE
 #define STORAGE_DEVICE_GET_BLOCK_SIZE STORAGE_DEVICE_GET_BLOCK_SIZE
+#define VIRGL_IOCTL_CREATE_RESOURCE VIRGL_IOCTL_CREATE_RESOURCE
+#define VIRGL_IOCTL_SUBMIT_CMD VIRGL_IOCTL_SUBMIT_CMD
+#define VIRGL_IOCTL_TRANSFER_DATA VIRGL_IOCTL_TRANSFER_DATA