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From: elena.ufimtseva@oracle.com
To: xen-devel@lists.xen.org
Cc: Elena Ufimtseva <elena.ufimtseva@oracle.com>,
	kevin.tian@intel.com, tim@xen.org, jbeulich@suse.com,
	yang.z.zhang@intel.com, boris.ostrovsky@oracle.com
Subject: [PATCH v10 4/5] pci: add PCI_SBDF and PCI_SEG macros
Date: Mon, 13 Jul 2015 14:18:01 -0400	[thread overview]
Message-ID: <1436811482-16113-5-git-send-email-elena.ufimtseva@oracle.com> (raw)
In-Reply-To: <1436811482-16113-1-git-send-email-elena.ufimtseva@oracle.com>

From: Elena Ufimtseva <elena.ufimtseva@oracle.com>

In preperation for patch "iommu: add rmrr Xen command line option for
extra rmrrs" which will use it.

Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
---
 xen/include/xen/pci.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xen/include/xen/pci.h b/xen/include/xen/pci.h
index 36e8cd3..d66ecab 100644
--- a/xen/include/xen/pci.h
+++ b/xen/include/xen/pci.h
@@ -33,6 +33,8 @@
 #define PCI_DEVFN2(bdf) ((bdf) & 0xff)
 #define PCI_BDF(b,d,f)  ((((b) & 0xff) << 8) | PCI_DEVFN(d,f))
 #define PCI_BDF2(b,df)  ((((b) & 0xff) << 8) | ((df) & 0xff))
+#define PCI_SBDF(s,b,d,f) ((((s) & 0xffff) << 16) | PCI_BDF(b,d,f))
+#define PCI_SEG(sbdf) (((sbdf) >> 16) & 0xffff)
 
 struct pci_dev_info {
     bool_t is_extfn;
-- 
2.1.3

  parent reply	other threads:[~2015-07-13 18:18 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-13 18:17 [PATCH v10 0/5] iommu: add rmrr Xen command line option elena.ufimtseva
2015-07-13 18:17 ` [PATCH v10 1/5] dmar: device scope mem leak fix elena.ufimtseva
2015-07-13 18:17 ` [PATCH v10 2/5] iommu VT-d: separate rmrr addition function elena.ufimtseva
2015-07-13 18:18 ` [PATCH v10 3/5] pci: add wrapper for parse_pci elena.ufimtseva
2015-07-13 18:18 ` elena.ufimtseva [this message]
2015-07-13 18:18 ` [PATCH v10 5/5] iommu: add rmrr Xen command line option for extra rmrrs elena.ufimtseva
2015-07-14 10:43   ` Jan Beulich
2015-07-15  7:25     ` Jan Beulich
2015-07-15 15:27       ` Elena Ufimtseva
2015-07-15 16:08         ` Jan Beulich
2015-07-14 10:18 ` [PATCH v10 0/5] iommu: add rmrr Xen command line option Jan Beulich

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