Commit 6f281923 authored Jun 09, 2015 by Feng Wu Committed by Thomas Gleixner Jun 12, 2015

iommu: Add new member capability to struct irq_remap_ops



Add a new member 'capability' to struct irq_remap_ops for storing
information about available capabilities such as VT-d
Posted-Interrupts.

Signed-off-by: Feng Wu <feng.wu@intel.com>
Reviewed-by: Jiang Liu <jiang.liu@linux.intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Joerg Roedel <joro@8bytes.org>
Cc: iommu@lists.linux-foundation.org
Cc: dwmw2@infradead.org
Link: http://lkml.kernel.org/r/1433827237-3382-2-git-send-email-feng.wu@intel.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 501b3265

arch/x86/include/asm/irq_remapping.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -29,6 +29,10 @@
		struct msi_msg;
		struct irq_alloc_info;

		enum irq_remap_cap {
		IRQ_POSTING_CAP = 0,
		};

		#ifdef CONFIG_IRQ_REMAP

		extern void set_irq_remapping_broken(void);

drivers/iommu/irq_remapping.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -35,6 +35,9 @@ extern int no_x2apic_optout;
		extern int irq_remapping_enabled;

		struct irq_remap_ops {
		/* The supported capabilities */
		int capability;

		/* Initializes hardware and makes it ready for remapping interrupts */
		int (*prepare)(void);