From 8a4036edf9463b6cf8c2537727b4511c4411d198 Mon Sep 17 00:00:00 2001 From: Bharat Kumar Gogada Date: Thu, 1 Sep 2016 15:44:43 +0530 Subject: [PATCH] PCI: xilinx: Clear correct MSI set bit Kernel provides virtual IRQ number at teardown. Get hwirq number from virtual IRQ and clear correct MSI set bit. Signed-off-by: Bharat Kumar Gogada Signed-off-by: Bjorn Helgaas Acked-by: Michal Simek --- drivers/pci/host/pcie-xilinx.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c index de1c758d17d7..ec2844aeecce 100644 --- a/drivers/pci/host/pcie-xilinx.c +++ b/drivers/pci/host/pcie-xilinx.c @@ -221,13 +221,15 @@ static void xilinx_pcie_destroy_msi(unsigned int irq) { struct msi_desc *msi; struct xilinx_pcie_port *port; + struct irq_data *d = irq_get_irq_data(irq); + irq_hw_number_t hwirq = irqd_to_hwirq(d); - if (!test_bit(irq, msi_irq_in_use)) { + if (!test_bit(hwirq, msi_irq_in_use)) { msi = irq_get_msi_desc(irq); port = msi_desc_to_pci_sysdata(msi); dev_err(port->dev, "Trying to free unused MSI#%d\n", irq); } else { - clear_bit(irq, msi_irq_in_use); + clear_bit(hwirq, msi_irq_in_use); } } -- 2.45.2