From cf450136bfde77c7f95065c91bffded4aa7fa731 Mon Sep 17 00:00:00 2001
From: Len Brown <len.brown@intel.com>
Date: Sun, 31 Jul 2011 13:23:49 -0400
Subject: [PATCH] ACPI: ignore FADT reset-reg-sup flag
we check that the address is non-zero later anyway.
https://bugzilla.kernel.org/show_bug.cgi?id=11533
Signed-off-by: Len Brown <len.brown@intel.com>
---
drivers/acpi/acpica/hwxface.c | 3 +--
drivers/acpi/reboot.c | 3 +--
2 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c
index 9d38eb6c0d0b9..fe1fb6366aa87 100644
--- a/drivers/acpi/acpica/hwxface.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -74,8 +74,7 @@ acpi_status acpi_reset(void)
/* Check if the reset register is supported */
- if (!(acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER) ||
- !reset_reg->address) {
+ if (!reset_reg->address) {
return_ACPI_STATUS(AE_NOT_EXIST);
}
diff --git a/drivers/acpi/reboot.c b/drivers/acpi/reboot.c
index a6c77e8b37bde..c1d612435939a 100644
--- a/drivers/acpi/reboot.c
+++ b/drivers/acpi/reboot.c
@@ -23,8 +23,7 @@ void acpi_reboot(void)
/* Is the reset register supported? The spec says we should be
* checking the bit width and bit offset, but Windows ignores
* these fields */
- if (!(acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER))
- return;
+ /* Ignore also acpi_gbl_FADT.flags.ACPI_FADT_RESET_REGISTER */
reset_value = acpi_gbl_FADT.reset_value;
--
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