diff options
author | Sebastian Ott <sebott@linux.ibm.com> | 2018-09-12 12:47:37 +0200 |
---|---|---|
committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2019-02-07 11:57:06 +0100 |
commit | cfbb4a7ab6bd5df7aca826b92ebb3565efd3d801 (patch) | |
tree | 033165eb1bf7777b3d0b3676947d0058ad44227c | |
parent | e8e25a7718cf64701ddf7f7b2e31c79815b613f1 (diff) |
s390/pci: map IOV resources
Map IOV resources such that pci common code recognizes the IOV
capability of PFs.
Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
-rw-r--r-- | arch/s390/pci/pci.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c index 353161c2e309..6b054ce8c9b6 100644 --- a/arch/s390/pci/pci.c +++ b/arch/s390/pci/pci.c @@ -482,6 +482,15 @@ void arch_teardown_msi_irqs(struct pci_dev *pdev) } } +#ifdef CONFIG_PCI_IOV +static struct resource iov_res = { + .name = "PCI IOV res", + .start = 0, + .end = -1, + .flags = IORESOURCE_MEM, +}; +#endif + static void zpci_map_resources(struct pci_dev *pdev) { resource_size_t len; @@ -495,6 +504,17 @@ static void zpci_map_resources(struct pci_dev *pdev) (resource_size_t __force) pci_iomap(pdev, i, 0); pdev->resource[i].end = pdev->resource[i].start + len - 1; } + +#ifdef CONFIG_PCI_IOV + i = PCI_IOV_RESOURCES; + + for (; i < PCI_SRIOV_NUM_BARS + PCI_IOV_RESOURCES; i++) { + len = pci_resource_len(pdev, i); + if (!len) + continue; + pdev->resource[i].parent = &iov_res; + } +#endif } static void zpci_unmap_resources(struct pci_dev *pdev) |