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authorBjorn Helgaas <bhelgaas@google.com>2013-12-20 12:41:40 -0700
committerBjorn Helgaas <bhelgaas@google.com>2013-12-20 12:41:40 -0700
commit47e0ab3f39aec53d9b7ac77dbe11a645e40583f9 (patch)
tree2d7c413a4bf808851f990416ce75c2c978332323 /include/linux/pci.h
parentf72e11123ba122c4ed8fcee52ab57cf3fbe81178 (diff)
parent52179dc9edc3b7a2b3bb01cbb1b6c96f6d05fc73 (diff)
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Merge branch 'pci/msi' into next
* pci/msi: PCI/MSI: Make pci_enable_msi/msix() 'nvec' argument type as int PCI/MSI: Return -ENOSYS for unimplemented interfaces, not -1 PCI/MSI: Return msix_capability_init() failure if populate_msi_sysfs() fails s390/PCI: Remove superfluous check of MSI type s390/PCI: Fix single MSI only check PCI/MSI: Export MSI mode using attributes, not kobjects
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h16
1 files changed, 8 insertions, 8 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index f16fb1f01317..9172cc2a3041 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -352,7 +352,7 @@ struct pci_dev {
struct bin_attribute *res_attr_wc[DEVICE_COUNT_RESOURCE]; /* sysfs file for WC mapping of resources */
#ifdef CONFIG_PCI_MSI
struct list_head msi_list;
- struct kset *msi_kset;
+ const struct attribute_group **msi_irq_groups;
#endif
struct pci_vpd *vpd;
#ifdef CONFIG_PCI_ATS
@@ -1167,15 +1167,15 @@ struct msix_entry {
#ifndef CONFIG_PCI_MSI
-static inline int pci_enable_msi_block(struct pci_dev *dev, unsigned int nvec)
+static inline int pci_enable_msi_block(struct pci_dev *dev, int nvec)
{
- return -1;
+ return -ENOSYS;
}
static inline int
-pci_enable_msi_block_auto(struct pci_dev *dev, unsigned int *maxvec)
+pci_enable_msi_block_auto(struct pci_dev *dev, int *maxvec)
{
- return -1;
+ return -ENOSYS;
}
static inline void pci_msi_shutdown(struct pci_dev *dev)
@@ -1190,7 +1190,7 @@ static inline int pci_msix_table_size(struct pci_dev *dev)
static inline int pci_enable_msix(struct pci_dev *dev,
struct msix_entry *entries, int nvec)
{
- return -1;
+ return -ENOSYS;
}
static inline void pci_msix_shutdown(struct pci_dev *dev)
@@ -1208,8 +1208,8 @@ static inline int pci_msi_enabled(void)
return 0;
}
#else
-int pci_enable_msi_block(struct pci_dev *dev, unsigned int nvec);
-int pci_enable_msi_block_auto(struct pci_dev *dev, unsigned int *maxvec);
+int pci_enable_msi_block(struct pci_dev *dev, int nvec);
+int pci_enable_msi_block_auto(struct pci_dev *dev, int *maxvec);
void pci_msi_shutdown(struct pci_dev *dev);
void pci_disable_msi(struct pci_dev *dev);
int pci_msix_table_size(struct pci_dev *dev);