systemd/SOURCES/0990-hwdb-add-a-vmbus-id-for-HyperV-Video-device.patch

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2024-11-12 10:48:44 +00:00
From 755065d997fecae798c808631318f4f9032d5444 Mon Sep 17 00:00:00 2001
From: "Lain \"Fearyncess\" Yang" <fsf@live.com>
Date: Thu, 30 May 2024 13:51:40 +0800
Subject: [PATCH] hwdb: add a vmbus id for HyperV Video device
(cherry picked from commit 0230235b574b4215b38c4f08a39eb6fc98e3ee85)
Related: RHEL-5950
---
hwdb.d/60-seat.hwdb | 7 +++++++
hwdb.d/parse_hwdb.py | 2 +-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/hwdb.d/60-seat.hwdb b/hwdb.d/60-seat.hwdb
index fcb8f53cd1..927ea025a2 100644
--- a/hwdb.d/60-seat.hwdb
+++ b/hwdb.d/60-seat.hwdb
@@ -28,6 +28,13 @@ fb:pci:v000018CAd00000020*
fb:pci:v00001414d00005353*
ID_TAG_MASTER_OF_SEAT=1
+# In some HyperV VMs, the video device only can be recognized by a vmbus id.
+# So we should add a vmbus id for HyperV Video device.
+#
+# This id is extracted from Linux kernel's hyperv.h
+fb:vmbus:02780ada77e3ac4a8e770558eb1073f8
+ ID_TAG_MASTER_OF_SEAT=1
+
#########################################
# Parallels
#########################################
diff --git a/hwdb.d/parse_hwdb.py b/hwdb.d/parse_hwdb.py
index 4c970dcbc8..64382db533 100755
--- a/hwdb.d/parse_hwdb.py
+++ b/hwdb.d/parse_hwdb.py
@@ -74,7 +74,7 @@ UDEV_TAG = Word(string.ascii_uppercase, alphanums + '_')
# Those patterns are used in type-specific matches
TYPES = {'mouse': ('usb', 'bluetooth', 'ps2', '*'),
'evdev': ('name', 'atkbd', 'input'),
- 'fb': ('pci'),
+ 'fb': ('pci', 'vmbus'),
'id-input': ('modalias'),
'touchpad': ('i8042', 'rmi', 'bluetooth', 'usb'),
'joystick': ('i8042', 'rmi', 'bluetooth', 'usb'),