Commit-ID: 6f281923949a4944a7d5625e4f900ec02fefee59 Gitweb: http://git.kernel.org/tip/6f281923949a4944a7d5625e4f900ec02fefee59 Author: Feng Wu <[email protected]> AuthorDate: Tue, 9 Jun 2015 13:20:28 +0800 Committer: Thomas Gleixner <[email protected]> CommitDate: Fri, 12 Jun 2015 11:33:51 +0200
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 <[email protected]> Reviewed-by: Jiang Liu <[email protected]> Reviewed-by: Thomas Gleixner <[email protected]> Acked-by: Joerg Roedel <[email protected]> Cc: [email protected] Cc: [email protected] Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Thomas Gleixner <[email protected]> --- 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..8b432dd 100644 --- a/arch/x86/include/asm/irq_remapping.h +++ b/arch/x86/include/asm/irq_remapping.h @@ -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); 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 [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
