From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lucas Stach Date: Fri, 28 Feb 2014 17:28:42 +0000 Subject: [PATCH 6/7] PCI: designware: use new OF interrupt mapping when possible Message-Id: <1393608523-17509-7-git-send-email-l.stach@pengutronix.de> List-Id: References: <1393608523-17509-1-git-send-email-l.stach@pengutronix.de> In-Reply-To: <1393608523-17509-1-git-send-email-l.stach@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org This is the recommended method of doing the IRQ mapping. For old devicetrees we fall back to the previous practice. Signed-off-by: Lucas Stach --- drivers/pci/host/pcie-designware.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index 17ce88f79d2b..3e0c2af11528 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -738,8 +739,13 @@ static struct pci_bus *dw_pcie_scan_bus(int nr, struct pci_sys_data *sys) static int dw_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { struct pcie_port *pp = sys_to_pcie(dev->bus->sysdata); + int irq; - return pp->irq; + irq = of_irq_parse_and_map_pci(dev, slot, pin); + if (!irq) + irq = pp->irq; + + return irq; } static void dw_pcie_add_bus(struct pci_bus *bus) -- 1.8.5.3