1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/acpi/osi.c b/drivers/acpi/osi.c
index 76998a51bf99..8a8f43568510 100644
--- a/drivers/acpi/osi.c
+++ b/drivers/acpi/osi.c
@@ -57,6 +57,15 @@ osi_setup_entries[OSI_STRING_ENTRIES_MAX] __initdata = {
         {"Processor Device", true},
         {"3.0 _SCP Extensions", true},
         {"Processor Aggregator Device", true},
+        /*
+         * Linux-Dell-Video is used by BIOS to disable RTD3 for NVidia graphics
+         * cards as RTD3 is not supported by drivers now.  Systems with NVidia
+         * cards will hang without RTD3 disabled.
+         *
+         * Once NVidia drivers officially support RTD3, this _OSI strings can
+         * be removed if both new and old graphics cards are supported.
+         */
+        {"Linux-Dell-Video", true},
 };
 
 static u32 acpi_osi_handler(acpi_string interface, u32 supported)