From: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
To: <bhelgaas@google.com>, <soren.brinkmann@xilinx.com>,
<christophe.jaillet@wanadoo.fr>, <grygorii.strashko@ti.com>,
<yinghai@kernel.org>, <lorenzo.pieralisi@arm.com>,
<fengguang.wu@intel.com>, <michal.simek@xilinx.com>,
<arnd@arndb.de>
Cc: <linux-arm-kernel@lists.infradead.org>,
<linux-pci@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<rgummal@xilinx.com>, Bharat Kumar Gogada <bharatku@xilinx.com>
Subject: [PATCH 3/6] PCI: Xilinx: Clear correct msi set bit
Date: Thu, 1 Sep 2016 15:44:43 +0530 [thread overview]
Message-ID: <1472724886-28301-3-git-send-email-bharatku@xilinx.com> (raw)
In-Reply-To: <1472724886-28301-1-git-send-email-bharatku@xilinx.com>
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
next prev parent reply other threads:[~2016-09-01 10:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-01 10:14 [PATCH 1/6] PCI: xilinx: Keep both legacy and MSI interrupt references Bharat Kumar Gogada
2016-09-01 10:14 ` [PATCH 2/6] PCI: Xilinx : Clear interrupt register for invalid interrupt Bharat Kumar Gogada
2016-09-01 10:14 ` Bharat Kumar Gogada [this message]
2016-09-01 10:14 ` [PATCH 4/6] PCI: Xilinx: Dispose MSI virtual irq Bharat Kumar Gogada
2016-09-01 10:14 ` [PATCH 5/6] PCI: Xilinx: Read more than one function per device Bharat Kumar Gogada
2016-09-01 10:14 ` [PATCH 6/6] Microblaze: Modify microblaze pci specific code to support multidomain Bharat Kumar Gogada
2016-09-12 22:21 ` [PATCH 1/6] PCI: xilinx: Keep both legacy and MSI interrupt references Bjorn Helgaas
2016-09-13 15:56 ` Bjorn Helgaas
2016-09-14 15:32 ` Bharat Kumar Gogada
2016-09-14 19:17 ` Bjorn Helgaas
2016-09-15 5:09 ` Bharat Kumar Gogada
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