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| author | Wei Yang <richard.weiyang@gmail.com> | 2016-02-19 09:42:29 -0700 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2016-02-19 09:42:29 -0700 |
| commit | 3fc1c182c1c1131ab16ce282b3d9567f334a96df (patch) | |
| tree | 784e15d37b05fd52d63f0c1c0e8a62ffcf0580c4 /hw/vfio | |
| parent | 40f8f0c31b6009e802175463c97f3b9e6f7c5d0f (diff) | |
| download | qemu-3fc1c182c1c1131ab16ce282b3d9567f334a96df.zip qemu-3fc1c182c1c1131ab16ce282b3d9567f334a96df.tar.gz qemu-3fc1c182c1c1131ab16ce282b3d9567f334a96df.tar.bz2 | |
vfio/pci: replace 1 with PCI_CAP_LIST_NEXT to make code self-explain
Use the macro PCI_CAP_LIST_NEXT instead of 1, so that the code would be
more self-explain.
This patch makes this change and also fixs one typo in comment.
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'hw/vfio')
| -rw-r--r-- | hw/vfio/pci.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index e671506..dc5fa9f 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -1509,7 +1509,7 @@ static uint8_t vfio_std_cap_max_size(PCIDevice *pdev, uint8_t pos) uint16_t next = PCI_CONFIG_SPACE_SIZE; for (tmp = pdev->config[PCI_CAPABILITY_LIST]; tmp; - tmp = pdev->config[tmp + 1]) { + tmp = pdev->config[tmp + PCI_CAP_LIST_NEXT]) { if (tmp > pos && tmp < next) { next = tmp; } @@ -1698,7 +1698,7 @@ static int vfio_add_std_cap(VFIOPCIDevice *vdev, uint8_t pos) int ret; cap_id = pdev->config[pos]; - next = pdev->config[pos + 1]; + next = pdev->config[pos + PCI_CAP_LIST_NEXT]; /* * If it becomes important to configure capabilities to their actual @@ -1712,7 +1712,7 @@ static int vfio_add_std_cap(VFIOPCIDevice *vdev, uint8_t pos) * pci_add_capability always inserts the new capability at the head * of the chain. Therefore to end up with a chain that matches the * physical device, we insert from the end by making this recursive. - * This is also why we pre-caclulate size above as cached config space + * This is also why we pre-calculate size above as cached config space * will be changed as we unwind the stack. */ if (next) { @@ -1728,7 +1728,7 @@ static int vfio_add_std_cap(VFIOPCIDevice *vdev, uint8_t pos) } /* Use emulated next pointer to allow dropping caps */ - pci_set_byte(vdev->emulated_config_bits + pos + 1, 0xff); + pci_set_byte(vdev->emulated_config_bits + pos + PCI_CAP_LIST_NEXT, 0xff); switch (cap_id) { case PCI_CAP_ID_MSI: |