openwrt/target/linux/starfive/patches-6.6/0026-PCI-microchip-Add-INTx-and-MSI-event-num-to-struct-p.patch
Zoltan HERPAI e2e2fc3cd0 starfive: add patches for 6.6
Add updated patches for 6.6. DMA/cache-handling patches
have been reworked / backported from upstream.

Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
2024-09-03 00:03:19 +02:00

57 lines
1.9 KiB
Diff

From 3cdc20d9cc029ba9444be111bf4e55fd5331ccbe Mon Sep 17 00:00:00 2001
From: Minda Chen <minda.chen@starfivetech.com>
Date: Mon, 8 Jan 2024 19:06:03 +0800
Subject: [PATCH 026/116] PCI: microchip: Add INTx and MSI event num to struct
plda_event
The INTx and MSI interrupt event num is different in Microchip and
StarFive platform.
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Acked-by: Conor Dooley <conor.dooley@microchip.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(-)
--- a/drivers/pci/controller/plda/pcie-microchip-host.c
+++ b/drivers/pci/controller/plda/pcie-microchip-host.c
@@ -817,6 +817,8 @@ static int mc_request_event_irq(struct p
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 p
}
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 p
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;
--- a/drivers/pci/controller/plda/pcie-plda.h
+++ b/drivers/pci/controller/plda/pcie-plda.h
@@ -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,