summaryrefslogtreecommitdiff
path: root/drivers/pci
diff options
context:
space:
mode:
authorBjorn Helgaas <bhelgaas@google.com>2013-04-18 03:44:48 +0400
committerBjorn Helgaas <bhelgaas@google.com>2013-04-23 19:50:30 +0400
commit527eee292d2ee69708a20b90049ef49bdeefc882 (patch)
tree6f6c95432644c8e9a63b76f24f7720d9f16b367f /drivers/pci
parent909094c62e21c71c4fd122642512ad05b75fe019 (diff)
downloadlinux-527eee292d2ee69708a20b90049ef49bdeefc882.tar.xz
PCI: Use msix_table_size() directly, drop multi_msix_capable()
The users of multi_msix_capable() are really interested in the table size, so just say what we mean. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/msi.c7
-rw-r--r--drivers/pci/msi.h3
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index fb07e05a947b..06c5f6edb150 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -26,6 +26,9 @@
static int pci_msi_enable = 1;
+#define msix_table_size(flags) ((flags & PCI_MSIX_FLAGS_QSIZE) + 1)
+
+
/* Arch hooks */
#ifndef arch_msi_check_device
@@ -681,7 +684,7 @@ static int msix_capability_init(struct pci_dev *dev,
pci_write_config_word(dev, dev->msix_cap + PCI_MSIX_FLAGS, control);
/* Request & Map MSI-X table region */
- base = msix_map_region(dev, multi_msix_capable(control));
+ base = msix_map_region(dev, msix_table_size(control));
if (!base)
return -ENOMEM;
@@ -904,7 +907,7 @@ int pci_msix_table_size(struct pci_dev *dev)
return 0;
pci_read_config_word(dev, dev->msix_cap + PCI_MSIX_FLAGS, &control);
- return multi_msix_capable(control);
+ return msix_table_size(control);
}
/**
diff --git a/drivers/pci/msi.h b/drivers/pci/msi.h
index d76c7b2c993c..df128309f837 100644
--- a/drivers/pci/msi.h
+++ b/drivers/pci/msi.h
@@ -9,7 +9,4 @@
#define msi_mask_reg(base, is64bit) \
(base + ((is64bit == 1) ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32))
-#define msix_table_size(control) ((control & PCI_MSIX_FLAGS_QSIZE)+1)
-#define multi_msix_capable(control) msix_table_size((control))
-
#endif /* MSI_H */