Commit-ID: 80e7935bc4b6b2c9d2d5719d41b42e22f5ce92d8 Gitweb: http://git.kernel.org/tip/80e7935bc4b6b2c9d2d5719d41b42e22f5ce92d8 Author: Feng Wu <feng...@intel.com> AuthorDate: Fri, 5 Jun 2015 13:42:46 +0800 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Mon, 8 Jun 2015 15:41:32 +0200
iommu: Add new member capability to struct irq_remap_ops Adds 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...@intel.com> Reviewed-by: Jiang Liu <jiang....@linux.intel.com> Acked-by: Joerg Roedel <j...@8bytes.org> Cc: io...@lists.linux-foundation.org Cc: dw...@infradead.org Link: http://lkml.kernel.org/r/1433482974-14614-2-git-send-email-feng...@intel.com Signed-off-by: Thomas Gleixner <t...@linutronix.de> --- arch/x86/include/asm/irq_remapping.h | 4 ++++ drivers/iommu/irq_remapping.h | 3 +++ 2 files changed, 7 insertions(+) diff --git a/arch/x86/include/asm/irq_remapping.h b/arch/x86/include/asm/irq_remapping.h index 78974fb..0953723 100644 --- a/arch/x86/include/asm/irq_remapping.h +++ b/arch/x86/include/asm/irq_remapping.h @@ -31,6 +31,10 @@ struct irq_alloc_info; #ifdef CONFIG_IRQ_REMAP +enum irq_remap_cap { + IRQ_POSTING_CAP = 0, +}; + extern void set_irq_remapping_broken(void); extern int irq_remapping_prepare(void); extern int irq_remapping_enable(void); diff --git a/drivers/iommu/irq_remapping.h b/drivers/iommu/irq_remapping.h index 91d5a11..b6ca30d 100644 --- a/drivers/iommu/irq_remapping.h +++ b/drivers/iommu/irq_remapping.h @@ -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); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
