pci_msi_off() is unused, so remove it.
Removes the exported symbol pci_msi_off().
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
drivers/pci/pci.c | 33 ---------------------------------
include/linux/pci.h | 1 -
2 files changed, 34 deletions(-)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 81f06e8dcc04..3d938a7d3b04 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3096,39 +3096,6 @@ bool pci_check_and_unmask_intx(struct pci_dev *dev)
}
EXPORT_SYMBOL_GPL(pci_check_and_unmask_intx);
-/**
- * pci_msi_off - disables any MSI or MSI-X capabilities
- * @dev: the PCI device to operate on
- *
- * If you want to use MSI, see pci_enable_msi() and friends.
- * This is a lower-level primitive that allows us to disable
- * MSI operation at the device level.
- */
-void pci_msi_off(struct pci_dev *dev)
-{
- int pos;
- u16 control;
-
- /*
- * This looks like it could go in msi.c, but we need it even when
- * CONFIG_PCI_MSI=n. For the same reason, we can't use
- * dev->msi_cap or dev->msix_cap here.
- */
- pos = pci_find_capability(dev, PCI_CAP_ID_MSI);
- if (pos) {
- pci_read_config_word(dev, pos + PCI_MSI_FLAGS, &control);
- control &= ~PCI_MSI_FLAGS_ENABLE;
- pci_write_config_word(dev, pos + PCI_MSI_FLAGS, control);
- }
- pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);
- if (pos) {
- pci_read_config_word(dev, pos + PCI_MSIX_FLAGS, &control);
- control &= ~PCI_MSIX_FLAGS_ENABLE;
- pci_write_config_word(dev, pos + PCI_MSIX_FLAGS, control);
- }
-}
-EXPORT_SYMBOL_GPL(pci_msi_off);
-
int pci_set_dma_max_seg_size(struct pci_dev *dev, unsigned int size)
{
return dma_set_max_seg_size(&dev->dev, size);
diff --git a/include/linux/pci.h b/include/linux/pci.h
index a34df456faf2..ef15f91207b4 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -970,7 +970,6 @@ void pci_intx(struct pci_dev *dev, int enable);
bool pci_intx_mask_supported(struct pci_dev *dev);
bool pci_check_and_mask_intx(struct pci_dev *dev);
bool pci_check_and_unmask_intx(struct pci_dev *dev);
-void pci_msi_off(struct pci_dev *dev);
int pci_set_dma_max_seg_size(struct pci_dev *dev, unsigned int size);
int pci_set_dma_seg_boundary(struct pci_dev *dev, unsigned long mask);
int pci_wait_for_pending(struct pci_dev *dev, int pos, u16 mask);
--
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