Messages in this thread Patch in this message | | | From | Bharat Kumar Gogada <> | Subject | [PATCH 3/6] PCI: Xilinx: Clear correct msi set bit | Date | Thu, 1 Sep 2016 15:44:43 +0530 |
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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(-)
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); } } -- 2.1.1
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