x86, SFI, irq: Provide basic irqdomain support
authorJiang Liu <jiang.liu@linux.intel.com>
Mon, 9 Jun 2014 08:19:56 +0000 (16:19 +0800)
committerThomas Gleixner <tglx@linutronix.de>
Sat, 21 Jun 2014 21:05:43 +0000 (23:05 +0200)
commit1b5d3e00d45e093fa0551c588034c3355b362f66
treebeccb6502fd91696904000fdf67a726a7d17ccae
parent74501edcd846830bec86bfa06c47c25083e70ffc
x86, SFI, irq: Provide basic irqdomain support

Enhance SFI to provide basic support of irqdomain with identity mapping
between GSIs and IRQs.

Some Intel MID platforms assumes identity mapping between GSI and IRQ,
so we can't dynamically allocate IRQ number on demand.

Signed-off-by: Jiang 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: H. Peter Anvin <hpa@linux.intel.com>
Cc: sfi-devel@simplefirmware.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>
Cc: Len Brown <lenb@kernel.org>
Cc: David Cohen <david.a.cohen@linux.intel.com>
Cc: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Link: http://lkml.kernel.org/r/1402302011-23642-28-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
arch/x86/pci/intel_mid_pci.c
arch/x86/platform/intel-mid/sfi.c
arch/x86/platform/sfi/sfi.c