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Subject[PATCH v5 6/6] ACPI: Set hotplug _OST support bit to _OSC
Date
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>
---
drivers/acpi/bus.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index adceafd..9628652 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -574,6 +574,10 @@ 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)))
--
1.7.7.6


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