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vfio/pci: Cache vendor and device ID

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Simplify access to commonly referenced PCI vendor and device ID by
caching it on the VFIOPCIDevice struct.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Alex Williamson 2015-09-23 13:04:49 -06:00
parent c9c5000991
commit ff635e3775
3 changed files with 11 additions and 19 deletions
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18
hw/vfio/pci-quirks.c
View file

@ -19,12 +19,8 @@
/* Use uin32_t for vendor & device so PCI_ANY_ID expands and cannot match hw */
static bool vfio_pci_is(VFIOPCIDevice *vdev, uint32_t vendor, uint32_t device)
{
PCIDevice *pdev = &vdev->pdev;
return (vendor == PCI_ANY_ID ||
vendor == pci_get_word(pdev->config + PCI_VENDOR_ID)) &&
(device == PCI_ANY_ID ||
device == pci_get_word(pdev->config + PCI_DEVICE_ID));
return (vendor == PCI_ANY_ID || vendor == vdev->vendor_id) &&
(device == PCI_ANY_ID || device == vdev->device_id);
}
static bool vfio_is_vga(VFIOPCIDevice *vdev)
@ -1178,15 +1174,9 @@ out:
void vfio_setup_resetfn_quirk(VFIOPCIDevice *vdev)
{
PCIDevice *pdev = &vdev->pdev;
uint16_t vendor, device;
vendor = pci_get_word(pdev->config + PCI_VENDOR_ID);
device = pci_get_word(pdev->config + PCI_DEVICE_ID);
switch (vendor) {
switch (vdev->vendor_id) {
case 0x1002:
switch (device) {
switch (vdev->device_id) {
/* Bonaire */
case 0x6649: /* Bonaire [FirePro W5100] */
case 0x6650: