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>
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@ -299,10 +299,10 @@ void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
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int pos = dev->msi_cap;
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int pos = dev->msi_cap;
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u16 msgctl;
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u16 msgctl;
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pci_read_config_word(dev, msi_control_reg(pos), &msgctl);
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pci_read_config_word(dev, pos + PCI_MSI_FLAGS, &msgctl);
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msgctl &= ~PCI_MSI_FLAGS_QSIZE;
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msgctl &= ~PCI_MSI_FLAGS_QSIZE;
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msgctl |= entry->msi_attrib.multiple << 4;
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msgctl |= entry->msi_attrib.multiple << 4;
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pci_write_config_word(dev, msi_control_reg(pos), msgctl);
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pci_write_config_word(dev, pos + PCI_MSI_FLAGS, msgctl);
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pci_write_config_dword(dev, msi_lower_address_reg(pos),
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pci_write_config_dword(dev, msi_lower_address_reg(pos),
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msg->address_lo);
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msg->address_lo);
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@ -548,7 +548,7 @@ static int msi_capability_init(struct pci_dev *dev, int nvec)
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msi_set_enable(dev, 0); /* Disable MSI during set up */
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msi_set_enable(dev, 0); /* Disable MSI during set up */
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pci_read_config_word(dev, msi_control_reg(dev->msi_cap), &control);
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pci_read_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, &control);
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/* MSI Entry Initialization */
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/* MSI Entry Initialization */
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entry = alloc_msi_entry(dev);
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entry = alloc_msi_entry(dev);
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if (!entry)
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if (!entry)
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@ -903,7 +903,7 @@ int pci_msix_table_size(struct pci_dev *dev)
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if (!dev->msix_cap)
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if (!dev->msix_cap)
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return 0;
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return 0;
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pci_read_config_word(dev, msi_control_reg(dev->msix_cap), &control);
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pci_read_config_word(dev, dev->msix_cap + PCI_MSIX_FLAGS, &control);
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return multi_msix_capable(control);
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return multi_msix_capable(control);
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}
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}
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@ -6,7 +6,6 @@
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#ifndef MSI_H
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#ifndef MSI_H
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#define MSI_H
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#define MSI_H
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#define msi_control_reg(base) (base + PCI_MSI_FLAGS)
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#define msi_lower_address_reg(base) (base + PCI_MSI_ADDRESS_LO)
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#define msi_lower_address_reg(base) (base + PCI_MSI_ADDRESS_LO)
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#define msi_upper_address_reg(base) (base + PCI_MSI_ADDRESS_HI)
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#define msi_upper_address_reg(base) (base + PCI_MSI_ADDRESS_HI)
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#define msi_data_reg(base, is64bit) \
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#define msi_data_reg(base, is64bit) \
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