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-rw-r--r--drivers/pci/host/pci-exynos.c4
-rw-r--r--drivers/pci/host/pcie-designware.c6
-rw-r--r--drivers/pci/host/pcie-designware.h2
3 files changed, 7 insertions, 5 deletions
diff --git a/drivers/pci/host/pci-exynos.c b/drivers/pci/host/pci-exynos.c
index 3de6bfbbe8e9..b616d34922d8 100644
--- a/drivers/pci/host/pci-exynos.c
+++ b/drivers/pci/host/pci-exynos.c
@@ -415,9 +415,7 @@ static irqreturn_t exynos_pcie_msi_irq_handler(int irq, void *arg)
{
struct pcie_port *pp = arg;
- dw_handle_msi_irq(pp);
-
- return IRQ_HANDLED;
+ return dw_handle_msi_irq(pp);
}
static void exynos_pcie_msi_init(struct pcie_port *pp)
diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 509a29d84509..77a649dd1473 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -155,15 +155,17 @@ static struct irq_chip dw_msi_irq_chip = {
};
/* MSI int handler */
-void dw_handle_msi_irq(struct pcie_port *pp)
+irqreturn_t dw_handle_msi_irq(struct pcie_port *pp)
{
unsigned long val;
int i, pos, irq;
+ irqreturn_t ret = IRQ_NONE;
for (i = 0; i < MAX_MSI_CTRLS; i++) {
dw_pcie_rd_own_conf(pp, PCIE_MSI_INTR0_STATUS + i * 12, 4,
(u32 *)&val);
if (val) {
+ ret = IRQ_HANDLED;
pos = 0;
while ((pos = find_next_bit(&val, 32, pos)) != 32) {
irq = irq_find_mapping(pp->irq_domain,
@@ -176,6 +178,8 @@ void dw_handle_msi_irq(struct pcie_port *pp)
}
}
}
+
+ return ret;
}
void dw_pcie_msi_init(struct pcie_port *pp)
diff --git a/drivers/pci/host/pcie-designware.h b/drivers/pci/host/pcie-designware.h
index 3063b3594d88..a169d22d517e 100644
--- a/drivers/pci/host/pcie-designware.h
+++ b/drivers/pci/host/pcie-designware.h
@@ -68,7 +68,7 @@ struct pcie_host_ops {
int dw_pcie_cfg_read(void __iomem *addr, int where, int size, u32 *val);
int dw_pcie_cfg_write(void __iomem *addr, int where, int size, u32 val);
-void dw_handle_msi_irq(struct pcie_port *pp);
+irqreturn_t dw_handle_msi_irq(struct pcie_port *pp);
void dw_pcie_msi_init(struct pcie_port *pp);
int dw_pcie_link_up(struct pcie_port *pp);
void dw_pcie_setup_rc(struct pcie_port *pp);