Commit 146d3288 authored by Kishon Vijay Abraham I's avatar Kishon Vijay Abraham I Committed by Lorenzo Pieralisi
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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: default avatarKishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
parent 6f5e193b

drivers/pci/controller/dwc/pci-keystone.c

+4 −1
Original line number Diff line number Diff line
@@ -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,

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