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[3/6] PCI: Xilinx: Clear correct msi set bit

Message ID 1472724886-28301-3-git-send-email-bharatku@xilinx.com (mailing list archive)
State New, archived
Headers show

Commit Message

Bharat Kumar Gogada Sept. 1, 2016, 10:14 a.m. UTC 
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 <bharatku@xilinx.com>
---
 drivers/pci/host/pcie-xilinx.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
index de1c758..ec2844a 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);
 	}
 }