linux-kernel - [PATCH v2 1/9] x86/acpi: Move ACPI MADT wakeup to generic code

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Message-Id: <20240823232327.2408869-2-yunhong.jiang@linux.intel.com>
Date: Fri, 23 Aug 2024 16:23:19 -0700
From: Yunhong Jiang <yunhong.jiang@...ux.intel.com>
To: tglx@...utronix.de,
	mingo@...hat.com,
	bp@...en8.de,
	dave.hansen@...ux.intel.com,
	x86@...nel.org,
	hpa@...or.com,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	kys@...rosoft.com,
	haiyangz@...rosoft.com,
	wei.liu@...nel.org,
	decui@...rosoft.com,
	rafael@...nel.org,
	lenb@...nel.org,
	kirill.shutemov@...ux.intel.com,
	yunhong.jiang@...ux.intel.com
Cc: linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-hyperv@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: [PATCH v2 1/9] x86/acpi: Move ACPI MADT wakeup to generic code

In order to support the ACPI mailbox wakeup in device tree, move the MADT
wakeup code out of the acpi directory, so that both ACPI and device tree
can use it.

Signed-off-by: Yunhong Jiang <yunhong.jiang@...ux.intel.com>
---
 MAINTAINERS                                | 2 ++
 arch/x86/kernel/Makefile                   | 1 +
 arch/x86/kernel/acpi/Makefile              | 1 -
 arch/x86/kernel/{acpi => }/madt_playdead.S | 0
 arch/x86/kernel/{acpi => }/madt_wakeup.c   | 0
 5 files changed, 3 insertions(+), 1 deletion(-)
 rename arch/x86/kernel/{acpi => }/madt_playdead.S (100%)
 rename arch/x86/kernel/{acpi => }/madt_wakeup.c (100%)

diff --git a/MAINTAINERS b/MAINTAINERS
index 969eb9c6e759..5555a3bbac5f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -289,6 +289,8 @@ F:	Documentation/ABI/testing/configfs-acpi
 F:	Documentation/ABI/testing/sysfs-bus-acpi
 F:	Documentation/firmware-guide/acpi/
 F:	arch/x86/kernel/acpi/
+F:	arch/x86/kernel/madt_playdead.S
+F:	arch/x86/kernel/madt_wakeup.c
 F:	arch/x86/pci/acpi.c
 F:	drivers/acpi/
 F:	drivers/pci/*/*acpi*
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index f7918980667a..0823e5ba3aea 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -163,4 +163,5 @@ ifeq ($(CONFIG_X86_64),y)
 
 	obj-$(CONFIG_MMCONF_FAM10H)	+= mmconf-fam10h_64.o
 	obj-y				+= vsmp_64.o
+	obj-$(CONFIG_ACPI_MADT_WAKEUP)	+= madt_wakeup.o madt_playdead.o
 endif
diff --git a/arch/x86/kernel/acpi/Makefile b/arch/x86/kernel/acpi/Makefile
index 842a5f449404..fc17b3f136fe 100644
--- a/arch/x86/kernel/acpi/Makefile
+++ b/arch/x86/kernel/acpi/Makefile
@@ -4,7 +4,6 @@ obj-$(CONFIG_ACPI)		+= boot.o
 obj-$(CONFIG_ACPI_SLEEP)	+= sleep.o wakeup_$(BITS).o
 obj-$(CONFIG_ACPI_APEI)		+= apei.o
 obj-$(CONFIG_ACPI_CPPC_LIB)	+= cppc.o
-obj-$(CONFIG_ACPI_MADT_WAKEUP)	+= madt_wakeup.o madt_playdead.o
 
 ifneq ($(CONFIG_ACPI_PROCESSOR),)
 obj-y				+= cstate.o
diff --git a/arch/x86/kernel/acpi/madt_playdead.S b/arch/x86/kernel/madt_playdead.S
similarity index 100%
rename from arch/x86/kernel/acpi/madt_playdead.S
rename to arch/x86/kernel/madt_playdead.S
diff --git a/arch/x86/kernel/acpi/madt_wakeup.c b/arch/x86/kernel/madt_wakeup.c
similarity index 100%
rename from arch/x86/kernel/acpi/madt_wakeup.c
rename to arch/x86/kernel/madt_wakeup.c
-- 
2.25.1