diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2020-02-25 13:47:03 +0530 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2020-04-02 17:57:10 +0100 |
| commit | 146d32880796b65077b0ec449a3ae3e7ade624d6 (patch) | |
| tree | 3d347f5a8b721051d4a86194381ceb775799ab16 /drivers/pci | |
| parent | 6f5e193bfb55963ce5f4f68cc927f371ddb0913b (diff) | |
PCI: keystone: Allow AM654 PCIe Endpoint to raise MSI-X interrupt
AM654 PCIe EP controller has MSI-X capability register and has the
ability to raise MSI-X interrupt. Add support in pci-keystone.c
for PCIe endpoint controller in AM654 to raise MSI-X interrupts.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/controller/dwc/pci-keystone.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index c8c702c494a2..790679fdfa48 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -959,6 +959,9 @@ static int ks_pcie_am654_raise_irq(struct dw_pcie_ep *ep, u8 func_no, case PCI_EPC_IRQ_MSI: dw_pcie_ep_raise_msi_irq(ep, func_no, interrupt_num); break; + case PCI_EPC_IRQ_MSIX: + dw_pcie_ep_raise_msix_irq(ep, func_no, interrupt_num); + break; default: dev_err(pci->dev, "UNKNOWN IRQ type\n"); return -EINVAL; @@ -970,7 +973,7 @@ static int ks_pcie_am654_raise_irq(struct dw_pcie_ep *ep, u8 func_no, static const struct pci_epc_features ks_pcie_am654_epc_features = { .linkup_notifier = false, .msi_capable = true, - .msix_capable = false, + .msix_capable = true, .reserved_bar = 1 << BAR_0 | 1 << BAR_1, .bar_fixed_64bit = 1 << BAR_0, .bar_fixed_size[2] = SZ_1M, |