linux-kernel - [tip:x86/apic] x86, irq: Make MSI and HT_IRQ indepenent of X86_IO

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Message-ID: <tip-2f600025d38f8c4e7debdeae9b80b7df498c22be@git.kernel.org>
Date:	Fri, 19 Dec 2014 06:10:16 -0800
From:	tip-bot for Jiang Liu <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	rdunlap@...radead.org, gregkh@...uxfoundation.org, bp@...en8.de,
	yinghai@...nel.org, joro@...tes.org, bhelgaas@...gle.com,
	mingo@...nel.org, rjw@...ysocki.net, benh@...nel.crashing.org,
	jiang.liu@...ux.intel.com, hpa@...or.com, tglx@...utronix.de,
	konrad.wilk@...cle.com, linux-kernel@...r.kernel.org,
	tony.luck@...el.com
Subject: [tip:x86/apic] x86, irq:
  Make MSI and HT_IRQ indepenent of X86_IO_APIC

Commit-ID:  2f600025d38f8c4e7debdeae9b80b7df498c22be
Gitweb:     http://git.kernel.org/tip/2f600025d38f8c4e7debdeae9b80b7df498c22be
Author:     Jiang Liu <jiang.liu@...ux.intel.com>
AuthorDate: Mon, 27 Oct 2014 16:12:06 +0800
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Tue, 16 Dec 2014 14:08:17 +0100

x86, irq: Make MSI and HT_IRQ indepenent of X86_IO_APIC

Now we have splitted functions to support MSI and HT_IRQ into vector.c,
and they have no dependency on IOAPIC any more. So change Kconfig files
to make MSI and HT_IRQ independent of X86_IO_APIC.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc: Tony Luck <tony.luck@...el.com>
Cc: Joerg Roedel <joro@...tes.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Rafael J. Wysocki <rjw@...ysocki.net>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Randy Dunlap <rdunlap@...radead.org>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Borislav Petkov <bp@...en8.de>
Link: http://lkml.kernel.org/r/1414397531-28254-16-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>

---
 arch/x86/Kconfig    | 4 ++--
 drivers/pci/Kconfig | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 1e851b1..a39b7e5 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -889,8 +889,8 @@ config X86_LOCAL_APIC
 	select GENERIC_IRQ_LEGACY_ALLOC_HWIRQ
 
 config X86_IO_APIC
-	def_bool y
-	depends on X86_64 || SMP || X86_32_NON_STANDARD || X86_UP_IOAPIC || PCI_MSI
+	def_bool X86_64 || SMP || X86_32_NON_STANDARD || X86_UP_IOAPIC
+	depends on X86_LOCAL_APIC
 	select IRQ_DOMAIN
 
 config X86_REROUTE_FOR_BROKEN_BOOT_IRQS
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index 91a64d3..7a8f1c5 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -67,7 +67,7 @@ config XEN_PCIDEV_FRONTEND
 config HT_IRQ
 	bool "Interrupts on hypertransport devices"
 	default y
-	depends on PCI && X86_LOCAL_APIC && X86_IO_APIC
+	depends on PCI && X86_LOCAL_APIC
 	help
 	   This allows native hypertransport devices to use interrupts.
 
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