[v2,1/9] x86/acpi: Move ACPI MADT wakeup to generic code

Message ID	20240823232327.2408869-2-yunhong.jiang@linux.intel.com
State	New
Headers	show Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7DC8E1C6F77; Fri, 23 Aug 2024 23:23:54 +0000 (UTC) From: Yunhong Jiang <yunhong.jiang@linux.intel.com> To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, rafael@kernel.org, lenb@kernel.org, kirill.shutemov@linux.intel.com, yunhong.jiang@linux.intel.com Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-acpi@vger.kernel.org Subject: [PATCH v2 1/9] x86/acpi: Move ACPI MADT wakeup to generic code Date: Fri, 23 Aug 2024 16:23:19 -0700 Message-Id: <20240823232327.2408869-2-yunhong.jiang@linux.intel.com> In-Reply-To: <20240823232327.2408869-1-yunhong.jiang@linux.intel.com> References: <20240823232327.2408869-1-yunhong.jiang@linux.intel.com> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit
Series	x86/hyperv: Support wakeup mailbox for VTL2 TDX guest \| expand [v2,0/9] x86/hyperv: Support wakeup mailbox for VTL2 TDX guest [v2,1/9] x86/acpi: Move ACPI MADT wakeup to generic code [v2,2/9] dt-bindings: x86: Add a binding for x86 wakeup mailbox [v2,3/9] x86/dt: Support the ACPI multiprocessor wakeup for device tree [v2,4/9] x86/hyperv: Parse the ACPI wakeup mailbox [v2,5/9] x86/hyperv: Mark ACPI wakeup mailbox page as private [v2,6/9] x86/realmode: Add memory range support to reserve_real_mode [v2,7/9] x86/hyperv: Move setting the real_mode_header to hv_vtl_init_platform [v2,8/9] x86/hyperv: Set realmode_limit to 4G for VTL2 TDX guest [v2,9/9] x86/hyperv: Use wakeup mailbox for VTL2 guests if available

Message ID

20240823232327.2408869-2-yunhong.jiang@linux.intel.com

State

New

Headers

From: Yunhong Jiang <yunhong.jiang@linux.intel.com>
To: tglx@linutronix.de,
	mingo@redhat.com,
	bp@alien8.de,
	dave.hansen@linux.intel.com,
	x86@kernel.org,
	hpa@zytor.com,
	robh@kernel.org,
	krzk+dt@kernel.org,
	conor+dt@kernel.org,
	kys@microsoft.com,
	haiyangz@microsoft.com,
	wei.liu@kernel.org,
	decui@microsoft.com,
	rafael@kernel.org,
	lenb@kernel.org,
	kirill.shutemov@linux.intel.com,
	yunhong.jiang@linux.intel.com
Cc: linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org,
	linux-hyperv@vger.kernel.org,
	linux-acpi@vger.kernel.org
Subject: [PATCH v2 1/9] x86/acpi: Move ACPI MADT wakeup to generic code
Date: Fri, 23 Aug 2024 16:23:19 -0700
Message-Id: <20240823232327.2408869-2-yunhong.jiang@linux.intel.com>
In-Reply-To: <20240823232327.2408869-1-yunhong.jiang@linux.intel.com>
References: <20240823232327.2408869-1-yunhong.jiang@linux.intel.com>
Precedence: bulk
MIME-Version: 1.0
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Series

x86/hyperv: Support wakeup mailbox for VTL2 TDX guest | expand

Commit Message

Yunhong Jiang Aug. 23, 2024, 11:23 p.m. UTC

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@linux.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

[v2,1/9] x86/acpi: Move ACPI MADT wakeup to generic code

Commit Message

Patch