diff options
Diffstat (limited to 'drivers/xen/xen-pciback/conf_space_header.c')
| -rw-r--r-- | drivers/xen/xen-pciback/conf_space_header.c | 21 |
1 files changed, 3 insertions, 18 deletions
diff --git a/drivers/xen/xen-pciback/conf_space_header.c b/drivers/xen/xen-pciback/conf_space_header.c index ac45cdc38e85..fcaa050d692d 100644 --- a/drivers/xen/xen-pciback/conf_space_header.c +++ b/drivers/xen/xen-pciback/conf_space_header.c @@ -104,24 +104,9 @@ static int command_write(struct pci_dev *dev, int offset, u16 value, void *data) pci_clear_mwi(dev); } - if (dev_data && dev_data->allow_interrupt_control) { - if ((cmd->val ^ value) & PCI_COMMAND_INTX_DISABLE) { - if (value & PCI_COMMAND_INTX_DISABLE) { - pci_intx(dev, 0); - } else { - /* Do not allow enabling INTx together with MSI or MSI-X. */ - switch (xen_pcibk_get_interrupt_type(dev)) { - case INTERRUPT_TYPE_NONE: - pci_intx(dev, 1); - break; - case INTERRUPT_TYPE_INTX: - break; - default: - return PCIBIOS_SET_FAILED; - } - } - } - } + if (dev_data && dev_data->allow_interrupt_control && + ((cmd->val ^ value) & PCI_COMMAND_INTX_DISABLE)) + pci_intx(dev, !(value & PCI_COMMAND_INTX_DISABLE)); cmd->val = value; |