diff options
| author | Michał Winiarski <michal.winiarski@intel.com> | 2025-07-02 11:35:19 +0200 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2025-07-14 15:03:23 -0500 |
| commit | 535bdbeaacf96a8c4ef8d726382fb8fae97f168f (patch) | |
| tree | 85c4597a48c920569892b2f5ad8614dd450e68eb /drivers/pci/setup-bus.c | |
| parent | 5a8f77e24a30bbce2fa57926f3dede84894fd10a (diff) | |
PCI/IOV: Add pci_resource_num_to_vf_bar() to convert VF BAR number to/from IOV resource
There are multiple places where conversions between IOV resources and
corresponding VF BAR numbers are done.
Extract the logic to pci_resource_num_from_vf_bar() and
pci_resource_num_to_vf_bar() helpers.
Suggested-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Acked-by: Christian König <christian.koenig@amd.com>
Link: https://patch.msgid.link/20250702093522.518099-3-michal.winiarski@intel.com
Diffstat (limited to 'drivers/pci/setup-bus.c')
| -rw-r--r-- | drivers/pci/setup-bus.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 07c3d021a47e..7853ac6999e2 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -1888,7 +1888,8 @@ static int iov_resources_unassigned(struct pci_dev *dev, void *data) bool *unassigned = data; for (i = 0; i < PCI_SRIOV_NUM_BARS; i++) { - struct resource *r = &dev->resource[i + PCI_IOV_RESOURCES]; + int idx = pci_resource_num_from_vf_bar(i); + struct resource *r = &dev->resource[idx]; struct pci_bus_region region; /* Not assigned or rejected by kernel? */ |