The current Multi MSI data programming fails if a end point is connected with switch.
Fix Multi MSI data, by programming data with required alignment. Signed-off-by: Bharat Kumar Gogada <[email protected]> --- drivers/pci/controller/pcie-xilinx-nwl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/pcie-xilinx-nwl.c b/drivers/pci/controller/pcie-xilinx-nwl.c index 81538d7..36669c5 100644 --- a/drivers/pci/controller/pcie-xilinx-nwl.c +++ b/drivers/pci/controller/pcie-xilinx-nwl.c @@ -484,7 +484,7 @@ static int nwl_irq_domain_alloc(struct irq_domain *domain, unsigned int virq, mutex_lock(&msi->lock); bit = bitmap_find_next_zero_area(msi->bitmap, INT_PCI_MSI_NR, 0, - nr_irqs, 0); + nr_irqs, nr_irqs - 1); if (bit >= INT_PCI_MSI_NR) { mutex_unlock(&msi->lock); return -ENOSPC; -- 2.7.4
