From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/gpu/drm/vboxvideo/hgsmi_channels.h | 34 ++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 drivers/gpu/drm/vboxvideo/hgsmi_channels.h (limited to 'drivers/gpu/drm/vboxvideo/hgsmi_channels.h') diff --git a/drivers/gpu/drm/vboxvideo/hgsmi_channels.h b/drivers/gpu/drm/vboxvideo/hgsmi_channels.h new file mode 100644 index 000000000..9b83f4ff3 --- /dev/null +++ b/drivers/gpu/drm/vboxvideo/hgsmi_channels.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: MIT */ +/* Copyright (C) 2006-2017 Oracle Corporation */ + +#ifndef __HGSMI_CHANNELS_H__ +#define __HGSMI_CHANNELS_H__ + +/* + * Each channel has an 8 bit identifier. There are a number of predefined + * (hardcoded) channels. + * + * HGSMI_CH_HGSMI channel can be used to map a string channel identifier + * to a free 16 bit numerical value. values are allocated in range + * [HGSMI_CH_STRING_FIRST;HGSMI_CH_STRING_LAST]. + */ + +/* A reserved channel value */ +#define HGSMI_CH_RESERVED 0x00 +/* HGCMI: setup and configuration */ +#define HGSMI_CH_HGSMI 0x01 +/* Graphics: VBVA */ +#define HGSMI_CH_VBVA 0x02 +/* Graphics: Seamless with a single guest region */ +#define HGSMI_CH_SEAMLESS 0x03 +/* Graphics: Seamless with separate host windows */ +#define HGSMI_CH_SEAMLESS2 0x04 +/* Graphics: OpenGL HW acceleration */ +#define HGSMI_CH_OPENGL 0x05 + +/* The first channel index to be used for string mappings (inclusive) */ +#define HGSMI_CH_STRING_FIRST 0x20 +/* The last channel index for string mappings (inclusive) */ +#define HGSMI_CH_STRING_LAST 0xff + +#endif -- cgit v1.2.3