[PATCH v7 12/19] PCI: microchip: Add INTx and MSI event num to struct plda_event

Minda Chen
2023-09-27T10:09:07Z

The INTx and MSI interrupt event num is different
in Microchip and StarFive platform.

Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
---
drivers/pci/controller/plda/pcie-microchip-host.c | 6 ++++--
drivers/pci/controller/plda/pcie-plda.h | 2 ++
2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/controller/plda/pcie-microchip-host.c b/drivers/pci/controller/plda/pcie-microchip-host.c
index e3c7d5e66150..fb09b6c34e01 100644
--- a/drivers/pci/controller/plda/pcie-microchip-host.c
+++ b/drivers/pci/controller/plda/pcie-microchip-host.c
@@ -807,6 +807,8 @@ 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)
@@ -947,7 +949,7 @@ 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;
@@ -957,7 +959,7 @@ 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;

diff --git a/drivers/pci/controller/plda/pcie-plda.h b/drivers/pci/controller/plda/pcie-plda.h
index 4e0712c9365e..af5e69718342 100644
--- a/drivers/pci/controller/plda/pcie-plda.h
+++ b/drivers/pci/controller/plda/pcie-plda.h
@@ -156,6 +156,8 @@ 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;
};

irqreturn_t plda_event_handler(int irq, void *dev_id);