linux-kernel - [tip:x86/apic] x86: ce4100, irq: Do not set legacy_pic to null_legacy

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Date:	Sat, 21 Jun 2014 14:13:10 -0700
From:	tip-bot for Jiang Liu <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	mingo@...nel.org, konrad.wilk@...cle.com, rdunlap@...radead.org,
	tony.luck@...el.com, gregkh@...uxfoundation.org,
	tglx@...utronix.de, hpa@...or.com, jiang.liu@...ux.intel.com,
	grant.likely@...aro.org, linux-kernel@...r.kernel.org,
	yinghai@...nel.org, joro@...tes.org, benh@...nel.crashing.org,
	bhelgaas@...gle.com, rjw@...ysocki.net,
	paul.gortmaker@...driver.com
Subject: [tip:x86/apic] x86: ce4100, irq:
  Do not set legacy_pic to null_legacy_pic

Commit-ID:  6532ce994c304835f3bfc8479acce9d102cd8b5b
Gitweb:     http://git.kernel.org/tip/6532ce994c304835f3bfc8479acce9d102cd8b5b
Author:     Jiang Liu <jiang.liu@...ux.intel.com>
AuthorDate: Mon, 9 Jun 2014 16:19:47 +0800
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Sat, 21 Jun 2014 23:05:42 +0200

x86: ce4100, irq: Do not set legacy_pic to null_legacy_pic

Intel CE4100 platforms has i8259 legacy interrupt controllers, so don't
set legacy_pic to null_legacy_pic in late booting stage because we need
legacy_pic to mask i8259 pins when enabling IOAPIC pins for safety.

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: Paul Gortmaker <paul.gortmaker@...driver.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Grant Likely <grant.likely@...aro.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>
Link: http://lkml.kernel.org/r/1402302011-23642-19-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 arch/x86/platform/ce4100/ce4100.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/platform/ce4100/ce4100.c b/arch/x86/platform/ce4100/ce4100.c
index 0a54a58..701fd58 100644
--- a/arch/x86/platform/ce4100/ce4100.c
+++ b/arch/x86/platform/ce4100/ce4100.c
@@ -138,8 +138,6 @@ static void __init sdv_arch_setup(void)
 static void sdv_pci_init(void)
 {
 	x86_of_pci_init();
-	/* We can't set this earlier, because we need to calibrate the timer */
-	legacy_pic = &null_legacy_pic;
 }
 
 /*
--
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