From patchwork Thu Nov 11 07:51:34 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sheng Yang X-Patchwork-Id: 316772 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oAB7pkDj032654 for ; Thu, 11 Nov 2010 07:51:46 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757813Ab0KKHvn (ORCPT ); Thu, 11 Nov 2010 02:51:43 -0500 Received: from mga14.intel.com ([143.182.124.37]:63408 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757814Ab0KKHvm (ORCPT ); Thu, 11 Nov 2010 02:51:42 -0500 Received: from azsmga001.ch.intel.com ([10.2.17.19]) by azsmga102.ch.intel.com with ESMTP; 10 Nov 2010 23:51:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.59,181,1288594800"; d="scan'208";a="347360825" Received: from syang10-desktop.sh.intel.com (HELO syang10-desktop) ([10.239.13.14]) by azsmga001.ch.intel.com with ESMTP; 10 Nov 2010 23:51:32 -0800 Received: from yasker by syang10-desktop with local (Exim 4.72) (envelope-from ) id 1PGRwV-0001vJ-F1; Thu, 11 Nov 2010 15:51:35 +0800 From: Sheng Yang To: Avi Kivity , Marcelo Tosatti , "Michael S. Tsirkin" Cc: kvm@vger.kernel.org, Sheng Yang Subject: [PATCH 5/5] qemu-kvm: Header file update for MSI-X mask support Date: Thu, 11 Nov 2010 15:51:34 +0800 Message-Id: <1289461894-7355-6-git-send-email-sheng@linux.intel.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1289461894-7355-1-git-send-email-sheng@linux.intel.com> References: <1289461894-7355-1-git-send-email-sheng@linux.intel.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Thu, 11 Nov 2010 07:51:46 +0000 (UTC) diff --git a/kvm/include/linux/kvm.h b/kvm/include/linux/kvm.h index e46729e..3925fab 100644 --- a/kvm/include/linux/kvm.h +++ b/kvm/include/linux/kvm.h @@ -530,6 +530,9 @@ struct kvm_enable_cap { #ifdef __KVM_HAVE_XCRS #define KVM_CAP_XCRS 56 #endif +#ifdef __KVM_HAVE_MSIX +#define KVM_CAP_MSIX_MASK 59 +#endif #ifdef KVM_CAP_IRQ_ROUTING @@ -660,6 +663,9 @@ struct kvm_clock_data { #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) +/* Available with KVM_CAP_MSIX_MASK */ +#define KVM_GET_MSIX_ENTRY _IOWR(KVMIO, 0x7d, struct kvm_msix_entry) +#define KVM_UPDATE_MSIX_MMIO _IOW(KVMIO, 0x7e, struct kvm_msix_mmio) /* Available with KVM_CAP_PIT_STATE2 */ #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) @@ -781,4 +787,30 @@ struct kvm_assigned_msix_entry { __u16 padding[3]; }; +#define KVM_MSIX_TYPE_ASSIGNED_DEV 1 + +#define KVM_MSIX_FLAG_MASKBIT (1 << 0) +#define KVM_MSIX_FLAG_QUERY_MASKBIT (1 << 0) + +struct kvm_msix_entry { + __u32 id; + __u32 type; + __u32 entry; /* The index of entry in the MSI-X table */ + __u32 flags; + __u32 query_flags; + __u32 reserved[5]; +}; + +#define KVM_MSIX_MMIO_FLAG_REGISTER (1 << 0) +#define KVM_MSIX_MMIO_FLAG_UNREGISTER (1 << 1) + +struct kvm_msix_mmio { + __u32 id; + __u32 type; + __u64 base_addr; + __u32 max_entries_nr; + __u32 flags; + __u32 reserved[6]; +}; + #endif /* __LINUX_KVM_H */