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| author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-04-13 09:11:42 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-04-24 16:36:49 +0300 |
| commit | 0921f1da6425f05a1f56803069124b7ec13b79e2 (patch) | |
| tree | 76e8470f837c37af9add826e1419757c10b5c168 /arch/x86/include/asm/hw_irq.h | |
| parent | 34742db8eaf9ff364034f214ee5827701e131d4b (diff) | |
| download | linux-0921f1da6425f05a1f56803069124b7ec13b79e2.tar.xz | |
x86/irq: Use hierarchical irqdomain to manage DMAR interrupts
Enhance DMAR code to support hierarchical irqdomain, it helps to make
the architecture more clear.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: David Cohen <david.a.cohen@linux.intel.com>
Cc: Sander Eikelenboom <linux@eikelenboom.it>
Cc: David Vrabel <david.vrabel@citrix.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dimitri Sivanich <sivanich@sgi.com>
Link: http://lkml.kernel.org/r/1428905519-23704-21-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/include/asm/hw_irq.h')
| -rw-r--r-- | arch/x86/include/asm/hw_irq.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h index 05829e973a2a..bf1725047c27 100644 --- a/arch/x86/include/asm/hw_irq.h +++ b/arch/x86/include/asm/hw_irq.h @@ -122,6 +122,7 @@ enum irq_alloc_type { X86_IRQ_ALLOC_TYPE_HPET, X86_IRQ_ALLOC_TYPE_MSI, X86_IRQ_ALLOC_TYPE_MSIX, + X86_IRQ_ALLOC_TYPE_DMAR, }; struct irq_alloc_info { @@ -154,6 +155,12 @@ struct irq_alloc_info { struct IO_APIC_route_entry *ioapic_entry; }; #endif +#ifdef CONFIG_DMAR_TABLE + struct { + int dmar_id; + void *dmar_data; + }; +#endif }; }; |