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authorBjorn Helgaas <bhelgaas@google.com>2013-09-27 16:35:43 -0600
committerBjorn Helgaas <bhelgaas@google.com>2013-09-27 16:35:43 -0600
commit605d240052473228bf0c8c051cad825fddb25502 (patch)
treec1eeed2abdf258cb6cf2d14f5986c2e9bed40a1e /include
parentd3c02799d32039ddd548c20680f7982b646ba3d8 (diff)
parent09a2c73ddfc7f173237fc7209a65b34dd5bcb5ed (diff)
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Merge branch 'pci/misc' into next
* pci/misc: PCI: Remove unused PCI_MSIX_FLAGS_BIRMASK definition PCI: acpiphp_ibm: Convert to dynamic debug PCI: acpiphp: Convert to dynamic debug PCI: Remove Intel Haswell D3 delays PCI: Pass type, width, and prefetchability for window alignment PCI: Document reason for using pci_is_root_bus() PCI: Use pci_is_root_bus() to check for root bus PCI: Remove unused "is_pcie" from pci_dev structure PCI: Update pci_find_slot() description in pci.txt [SCSI] qla2xxx: Use standard PCIe Capability Link register field names PCI: Fix comment typo, remove unnecessary !! in pci_is_pcie() PCI: Drop "setting latency timer" messages
Diffstat (limited to 'include')
-rw-r--r--include/linux/pci.h10
-rw-r--r--include/uapi/linux/pci_regs.h1
2 files changed, 6 insertions, 5 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index da172f956ad6..d3a888ae4b2e 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -330,8 +330,6 @@ struct pci_dev {
unsigned int msix_enabled:1;
unsigned int ari_enabled:1; /* ARI forwarding */
unsigned int is_managed:1;
- unsigned int is_pcie:1; /* Obsolete. Will be removed.
- Use pci_is_pcie() instead */
unsigned int needs_freset:1; /* Dev requires fundamental reset */
unsigned int state_saved:1;
unsigned int is_physfn:1;
@@ -472,6 +470,10 @@ struct pci_bus {
/*
* Returns true if the pci bus is root (behind host-pci bridge),
* false otherwise
+ *
+ * Some code assumes that "bus->self == NULL" means that bus is a root bus.
+ * This is incorrect because "virtual" buses added for SR-IOV (via
+ * virtfn_add_bus()) have "bus->self == NULL" but are not root buses.
*/
static inline bool pci_is_root_bus(struct pci_bus *pbus)
{
@@ -1749,11 +1751,11 @@ static inline int pci_pcie_cap(struct pci_dev *dev)
* pci_is_pcie - check if the PCI device is PCI Express capable
* @dev: PCI device
*
- * Retrun true if the PCI device is PCI Express capable, false otherwise.
+ * Returns: true if the PCI device is PCI Express capable, false otherwise.
*/
static inline bool pci_is_pcie(struct pci_dev *dev)
{
- return !!pci_pcie_cap(dev);
+ return pci_pcie_cap(dev);
}
/**
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index 1a38377a0032..0890556f779e 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -319,7 +319,6 @@
#define PCI_MSIX_PBA 8 /* Pending Bit Array offset */
#define PCI_MSIX_PBA_BIR 0x00000007 /* BAR index */
#define PCI_MSIX_PBA_OFFSET 0xfffffff8 /* Offset into specified BAR */
-#define PCI_MSIX_FLAGS_BIRMASK (7 << 0) /* deprecated */
#define PCI_CAP_MSIX_SIZEOF 12 /* size of MSIX registers */
/* MSI-X entry's format */