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PCI: microchip: Add INTx and MSI event num to struct plda_event

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The INTx and MSI interrupt event num is different across platforms, so
add two event num fields in struct plda_event.

Link: https://lore.kernel.org/linux-pci/20240328091835.14797-14-minda.chen@starfivetech.com
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
This commit is contained in:
Minda Chen 2024-03-28 17:18:26 +08:00 committed by Bjorn Helgaas
parent 6476904796
commit 62df57b9f0
2 changed files with 6 additions and 2 deletions
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6
drivers/pci/controller/plda/pcie-microchip-host.c
View File

@ -817,6 +817,8 @@ static int mc_request_event_irq(struct plda_pcie_rp *plda, int event_irq,
static const struct plda_event mc_event = {
.request_event_irq = mc_request_event_irq,
.intx_event = EVENT_LOCAL_PM_MSI_INT_INTX,
.msi_event = EVENT_LOCAL_PM_MSI_INT_MSI,
};
static int plda_pcie_init_irq_domains(struct plda_pcie_rp *port)
@ -960,7 +962,7 @@ static int plda_init_interrupts(struct platform_device *pdev,
}
intx_irq = irq_create_mapping(port->event_domain,
EVENT_LOCAL_PM_MSI_INT_INTX);
event->intx_event);
if (!intx_irq) {
dev_err(dev, "failed to map INTx interrupt\n");
return -ENXIO;
@ -970,7 +972,7 @@ static int plda_init_interrupts(struct platform_device *pdev,
irq_set_chained_handler_and_data(intx_irq, plda_handle_intx, port);
msi_irq = irq_create_mapping(port->event_domain,
EVENT_LOCAL_PM_MSI_INT_MSI);
event->msi_event);
if (!msi_irq)
return -ENXIO;

2
drivers/pci/controller/plda/pcie-plda.h
View File

@ -130,6 +130,8 @@ struct plda_pcie_rp {
struct plda_event {
int (*request_event_irq)(struct plda_pcie_rp *pcie,
int event_irq, int event);
int intx_event;
int msi_event;
};
void plda_pcie_setup_window(void __iomem *bridge_base_addr, u32 index,