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[3/4] ACPI: OSI: Remove Linux-HPI-Hybrid-Graphics _OSI string

Message ID 20220823185134.14464-4-mario.limonciello@amd.com
State Accepted
Commit e54049d481a9b25f5ae292f671e6aecb6d79f532
Headers show
Series Remove Linux specific _OSI strings | expand

Commit Message

Mario Limonciello Aug. 23, 2022, 6:51 p.m. UTC
This string was introduced because drivers for NVIDIA hardware
didn't handle mux control properly.  This was fixed by commit 8e55f99c510f
("drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops").
So vendors shouldn't be using this string to modify ASL anymore.

Suggested-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
 drivers/acpi/osi.c | 7 -------
 1 file changed, 7 deletions(-)
diff mbox series

Patch

diff --git a/drivers/acpi/osi.c b/drivers/acpi/osi.c
index 0d635eec87c4..d4405e1ca9b9 100644
--- a/drivers/acpi/osi.c
+++ b/drivers/acpi/osi.c
@@ -44,13 +44,6 @@  osi_setup_entries[OSI_STRING_ENTRIES_MAX] __initdata = {
 	{"Processor Device", true},
 	{"3.0 _SCP Extensions", true},
 	{"Processor Aggregator Device", true},
-	/*
-	 * Linux-HPI-Hybrid-Graphics is used by BIOS to enable dGPU to
-	 * output video directly to external monitors on HP Inc. mobile
-	 * workstations as Nvidia and AMD VGA drivers provide limited
-	 * hybrid graphics supports.
-	 */
-	{"Linux-HPI-Hybrid-Graphics", true},
 };
 
 static u32 acpi_osi_handler(acpi_string interface, u32 supported)