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ACPI: Set hotplug _OST support bit to _OSC

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When ACPI_HOTPLUG_OST is defined, set hotplug _OST support bit
OSC_SB_HOTPLUG_OST_SUPPORT to indicate that the OS supports hotplug
_OST by calling the platform-wide ACPI Operating System Capabilities
(_OSC).

Signed-off-by: Toshi Kani <toshi.kani@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Toshi Kani 2012-05-23 20:25:24 -06:00 committed by Len Brown
parent 0c67dc242c
commit c2f4191a9c
1 changed files with 4 additions and 0 deletions
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4
drivers/acpi/bus.c
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@ -548,6 +548,10 @@ static void acpi_bus_osc_support(void)
capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PPC_OST_SUPPORT;
#endif
#ifdef ACPI_HOTPLUG_OST
capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_HOTPLUG_OST_SUPPORT;
#endif
if (!ghes_disable)
capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_APEI_SUPPORT;
if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle)))