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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>
This commit is contained in:
Feng Wu 2015-06-09 13:20:28 +08:00 committed by Thomas Gleixner
parent 501b32653e
commit 6f28192394
2 changed files with 7 additions and 0 deletions

View File

@ -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);

View File

@ -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);