http://bugzilla.kernel.org/show_bug.cgi?id=10221
Summary: Intel IGD OpRegion support in Linux
Product: ACPI
Version: 2.5
KernelVersion: any
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: high
Priority: P1
Component: Power-Video
AssignedTo: [EMAIL PROTECTED]
ReportedBy: [EMAIL PROTECTED]
CC: [EMAIL PROTECTED]
Hardware Environment: Intel graphics chipset newer than 965GM
Problem Description:
Intel IGD OpRegion focuses on the next generation proprietary communication
mechanisms between graphics driver and system/Video BIOS, which has already
been supported by Windows Vista. The support in Linux is not finished yet,
which brings some problems for users, e.g. the malfuntion for brightness
up/down hotkey press.
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