Commit 17bbc12a authored by Michael Ellerman's avatar Michael Ellerman Committed by Greg Kroah-Hartman

MSI: Rename pci_msi_supported() to pci_msi_check_device()

As pointed out by Eric, the name pci_msi_supported() suggests it should
return a boolean value, however it doesn't. So update the name to be
a bit less confusing and update the doco too.
Signed-off-by: default avatarMichael Ellerman <michael@ellerman.id.au>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 128bc5fc
......@@ -457,15 +457,15 @@ static int msix_capability_init(struct pci_dev *dev,
}
/**
* pci_msi_supported - check whether MSI may be enabled on device
* pci_msi_check_device - check whether MSI may be enabled on a device
* @dev: pointer to the pci_dev data structure of MSI device function
* @type: are we checking for MSI or MSI-X ?
*
* Look at global flags, the device itself, and its parent busses
* to return 0 if MSI are supported for the device.
* to determine if MSI/-X are supported for the device. If MSI/-X is
* supported return 0, else return an error code.
**/
static
int pci_msi_supported(struct pci_dev * dev, int type)
static int pci_msi_check_device(struct pci_dev * dev, int type)
{
struct pci_bus *bus;
......@@ -503,7 +503,7 @@ int pci_enable_msi(struct pci_dev* dev)
{
int status;
if (pci_msi_supported(dev, PCI_CAP_ID_MSI))
if (pci_msi_check_device(dev, PCI_CAP_ID_MSI))
return -EINVAL;
WARN_ON(!!dev->msi_enabled);
......@@ -601,7 +601,7 @@ int pci_enable_msix(struct pci_dev* dev, struct msix_entry *entries, int nvec)
int i, j;
u16 control;
if (!entries || pci_msi_supported(dev, PCI_CAP_ID_MSIX))
if (!entries || pci_msi_check_device(dev, PCI_CAP_ID_MSIX))
return -EINVAL;
pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);
......
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