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author | Bjorn Helgaas <bhelgaas@google.com> | 2013-04-18 01:38:32 +0200 |
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committer | Bjorn Helgaas <bhelgaas@google.com> | 2013-04-23 17:50:30 +0200 |
commit | f84ecd285f40012f804173110c10f2caaa23b7ee (patch) | |
tree | d2963ab508de23e966b935512770bcc4e7af4844 /drivers/pci/msi.c | |
parent | PCI: Use cached MSI/MSI-X offsets from dev, not from msi_desc (diff) | |
download | linux-f84ecd285f40012f804173110c10f2caaa23b7ee.tar.xz linux-f84ecd285f40012f804173110c10f2caaa23b7ee.zip |
PCI: Drop msi_control_reg() macro and use PCI_MSI_FLAGS directly
Note the error in pci_msix_table_size() -- we used PCI_MSI_FLAGS to
locate the PCI_MSIX_FLAGS word. No actual breakage because PCI_MSI_FLAGS
and PCI_MSIX_FLAGS happen to be the same.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/msi.c')
-rw-r--r-- | drivers/pci/msi.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 631249ea394c..b1a60e0a1ee3 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -299,10 +299,10 @@ void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg) int pos = dev->msi_cap; u16 msgctl; - pci_read_config_word(dev, msi_control_reg(pos), &msgctl); + pci_read_config_word(dev, pos + PCI_MSI_FLAGS, &msgctl); msgctl &= ~PCI_MSI_FLAGS_QSIZE; msgctl |= entry->msi_attrib.multiple << 4; - pci_write_config_word(dev, msi_control_reg(pos), msgctl); + pci_write_config_word(dev, pos + PCI_MSI_FLAGS, msgctl); pci_write_config_dword(dev, msi_lower_address_reg(pos), msg->address_lo); @@ -548,7 +548,7 @@ static int msi_capability_init(struct pci_dev *dev, int nvec) msi_set_enable(dev, 0); /* Disable MSI during set up */ - pci_read_config_word(dev, msi_control_reg(dev->msi_cap), &control); + pci_read_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, &control); /* MSI Entry Initialization */ entry = alloc_msi_entry(dev); if (!entry) @@ -903,7 +903,7 @@ int pci_msix_table_size(struct pci_dev *dev) if (!dev->msix_cap) return 0; - pci_read_config_word(dev, msi_control_reg(dev->msix_cap), &control); + pci_read_config_word(dev, dev->msix_cap + PCI_MSIX_FLAGS, &control); return multi_msix_capable(control); } |