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Commit 6532ce99 authored by Jiang Liu's avatar Jiang Liu Committed by Thomas Gleixner
Browse files

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: default avatarJiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Link: http://lkml.kernel.org/r/1402302011-23642-19-git-send-email-jiang.liu@linux.intel.com


Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 6084a6e2

arch/x86/platform/ce4100/ce4100.c

+0 −2
Original line number Diff line number Diff line
@@ -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;

}



/*