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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/vboxvideo/hgsmi_ch_setup.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/vboxvideo/hgsmi_ch_setup.h')
-rw-r--r--drivers/gpu/drm/vboxvideo/hgsmi_ch_setup.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vboxvideo/hgsmi_ch_setup.h b/drivers/gpu/drm/vboxvideo/hgsmi_ch_setup.h
new file mode 100644
index 000000000..4e93418d6
--- /dev/null
+++ b/drivers/gpu/drm/vboxvideo/hgsmi_ch_setup.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: MIT */
+/* Copyright (C) 2006-2017 Oracle Corporation */
+
+#ifndef __HGSMI_CH_SETUP_H__
+#define __HGSMI_CH_SETUP_H__
+
+/*
+ * Tell the host the location of hgsmi_host_flags structure, where the host
+ * can write information about pending buffers, etc, and which can be quickly
+ * polled by the guest without a need to port IO.
+ */
+#define HGSMI_CC_HOST_FLAGS_LOCATION 0
+
+struct hgsmi_buffer_location {
+ u32 buf_location;
+ u32 buf_len;
+} __packed;
+
+/* HGSMI setup and configuration data structures. */
+
+#define HGSMIHOSTFLAGS_COMMANDS_PENDING 0x01u
+#define HGSMIHOSTFLAGS_IRQ 0x02u
+#define HGSMIHOSTFLAGS_VSYNC 0x10u
+#define HGSMIHOSTFLAGS_HOTPLUG 0x20u
+#define HGSMIHOSTFLAGS_CURSOR_CAPABILITIES 0x40u
+
+struct hgsmi_host_flags {
+ u32 host_flags;
+ u32 reserved[3];
+} __packed;
+
+#endif