From: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
To: <linux-pci@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <bhelgaas@google.com>, <rgummal@xilinx.com>,
Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
Subject: [PATCH 4/4] PCI: xilinx-nwl: Add method to setup_platform_service_irq hook
Date: Fri, 10 Aug 2018 21:09:40 +0530 [thread overview]
Message-ID: <1533915580-31805-5-git-send-email-bharat.kumar.gogada@xilinx.com> (raw)
In-Reply-To: <1533915580-31805-1-git-send-email-bharat.kumar.gogada@xilinx.com>
Add nwl_setup_service_irqs hook to setup_platform_service_irq IRQs to
register platform provided IRQ number to kernel AER service.
Signed-off-by: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
---
drivers/pci/controller/pcie-xilinx-nwl.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/drivers/pci/controller/pcie-xilinx-nwl.c b/drivers/pci/controller/pcie-xilinx-nwl.c
index fb32840..285647b 100644
--- a/drivers/pci/controller/pcie-xilinx-nwl.c
+++ b/drivers/pci/controller/pcie-xilinx-nwl.c
@@ -22,6 +22,7 @@
#include <linux/irqchip/chained_irq.h>
#include "../pci.h"
+#include "../pcie/portdrv.h"
/* Bridge core config registers */
#define BRCFG_PCIE_RX0 0x00000000
@@ -819,6 +820,20 @@ static int nwl_pcie_parse_dt(struct nwl_pcie *pcie,
return 0;
}
+int nwl_setup_service_irqs(struct pci_host_bridge *bridge, int *irqs,
+ int plat_mask)
+{
+ struct nwl_pcie *pcie;
+
+ pcie = pci_host_bridge_priv(bridge);
+ if (plat_mask & PCIE_PORT_SERVICE_AER) {
+ irqs[PCIE_PORT_SERVICE_AER_SHIFT] = pcie->irq_misc;
+ plat_mask &= ~(1 << PCIE_PORT_SERVICE_AER_SHIFT);
+ }
+
+ return plat_mask;
+}
+
static const struct of_device_id nwl_pcie_of_match[] = {
{ .compatible = "xlnx,nwl-pcie-2.11", },
{}
@@ -880,6 +895,7 @@ static int nwl_pcie_probe(struct platform_device *pdev)
bridge->ops = &nwl_pcie_ops;
bridge->map_irq = of_irq_parse_and_map_pci;
bridge->swizzle_irq = pci_common_swizzle;
+ bridge->setup_platform_service_irq = nwl_setup_service_irqs;
if (IS_ENABLED(CONFIG_PCI_MSI)) {
err = nwl_pcie_enable_msi(pcie);
--
1.7.1
next prev parent reply other threads:[~2018-08-10 15:45 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-10 15:39 [PATCH 0/4] Add support to register platform service IRQ Bharat Kumar Gogada
2018-08-10 15:39 ` [PATCH 1/4] PCI: Add setup_platform_service_irq hook to struct pci_host_bridge Bharat Kumar Gogada
2018-08-10 15:39 ` [PATCH 2/4] PCI: Add pci_check_platform_service_irqs Bharat Kumar Gogada
2018-08-10 15:39 ` [PATCH 3/4] PCI/portdrv: Check platform supported service IRQ's Bharat Kumar Gogada
2018-09-04 14:12 ` Bjorn Helgaas
2018-09-06 15:34 ` Bharat Kumar Gogada
2018-08-10 15:39 ` Bharat Kumar Gogada [this message]
2018-08-13 9:09 ` [PATCH 4/4] PCI: xilinx-nwl: Add method to setup_platform_service_irq hook kbuild test robot
2018-08-14 15:55 ` Bharat Kumar Gogada
2018-08-13 9:09 ` [RFC PATCH] PCI: xilinx-nwl: nwl_setup_service_irqs() can be static kbuild test robot
2018-09-04 13:48 ` [PATCH 4/4] PCI: xilinx-nwl: Add method to setup_platform_service_irq hook Bjorn Helgaas
2018-09-06 15:27 ` Bharat Kumar Gogada
2018-08-24 12:16 ` [PATCH 0/4] Add support to register platform service IRQ Bharat Kumar Gogada
2018-08-24 16:12 ` Bjorn Helgaas
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