diff options
| author | Bharat Kumar Gogada | 2016-09-01 12:14:43 +0200 |
|---|---|---|
| committer | Bjorn Helgaas | 2016-09-13 17:39:21 +0200 |
| commit | 8a4036edf9463b6cf8c2537727b4511c4411d198 (patch) | |
| tree | abab1f4016b1267d0a5a6088bc127609a6fe9627 /drivers/pci | |
| parent | PCI: xilinx: Clear interrupt register for invalid interrupt (diff) | |
| download | kernel-qcow2-linux-8a4036edf9463b6cf8c2537727b4511c4411d198.tar.gz kernel-qcow2-linux-8a4036edf9463b6cf8c2537727b4511c4411d198.tar.xz kernel-qcow2-linux-8a4036edf9463b6cf8c2537727b4511c4411d198.zip | |
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 <bharatku@xilinx.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pcie-xilinx.c | 6 |
1 files 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); } } |