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PCI: Drop msi_data_reg() macro

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msi_data_reg() doesn't provide any useful abstraction, so drop it.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2013-04-17 17:41:13 -06:00
parent 9925ad0cf1
commit 2f22134936
2 changed files with 6 additions and 8 deletions
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12
drivers/pci/msi.c
View file

@ -249,10 +249,10 @@ void __read_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
if (entry->msi_attrib.is_64) {
pci_read_config_dword(dev, pos + PCI_MSI_ADDRESS_HI,
&msg->address_hi);
pci_read_config_word(dev, msi_data_reg(pos, 1), &data);
pci_read_config_word(dev, pos + PCI_MSI_DATA_64, &data);
} else {
msg->address_hi = 0;
pci_read_config_word(dev, msi_data_reg(pos, 0), &data);
pci_read_config_word(dev, pos + PCI_MSI_DATA_32, &data);
}
msg->data = data;
}
@ -309,11 +309,11 @@ void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
if (entry->msi_attrib.is_64) {
pci_write_config_dword(dev, pos + PCI_MSI_ADDRESS_HI,
msg->address_hi);
pci_write_config_word(dev, msi_data_reg(pos, 1),
msg->data);
pci_write_config_word(dev, pos + PCI_MSI_DATA_64,
msg->data);
} else {
pci_write_config_word(dev, msi_data_reg(pos, 0),
msg->data);
pci_write_config_word(dev, pos + PCI_MSI_DATA_32,
msg->data);
}
}
entry->msg = *msg;

2
drivers/pci/msi.h
View file

@ -6,8 +6,6 @@
#ifndef MSI_H
#define MSI_H
#define msi_data_reg(base, is64bit) \
(base + ((is64bit == 1) ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32))
#define msi_mask_reg(base, is64bit) \
(base + ((is64bit == 1) ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32))
#define is_64bit_address(control) (!!(control & PCI_MSI_FLAGS_64BIT))