From 64e02cb0bdfc7cef0a01e2ad4d567fdc0a74450e Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Sat, 21 Jan 2017 10:06:39 +0100 Subject: spi: pca2xx-pci: Allow MSI Now that the core is ready for edge-triggered interrupts, we can safely allow the PCI versions that provide this to enable the feature and, thus, have less shared interrupts. Signed-off-by: Jan Kiszka Reviewed-by: Andy Shevchenko Reviewed-by: Jarkko Nikula Signed-off-by: Mark Brown --- drivers/spi/spi-pxa2xx-pci.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'drivers/spi') diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c index 868452d8e3e1..869f188b02eb 100644 --- a/drivers/spi/spi-pxa2xx-pci.c +++ b/drivers/spi/spi-pxa2xx-pci.c @@ -227,10 +227,16 @@ static int pxa2xx_spi_pci_probe(struct pci_dev *dev, ssp = &spi_pdata.ssp; ssp->phys_base = pci_resource_start(dev, 0); ssp->mmio_base = pcim_iomap_table(dev)[0]; - ssp->irq = dev->irq; ssp->port_id = (c->port_id >= 0) ? c->port_id : dev->devfn; ssp->type = c->type; + pci_set_master(dev); + + ret = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_ALL_TYPES); + if (ret < 0) + return ret; + ssp->irq = pci_irq_vector(dev, 0); + snprintf(buf, sizeof(buf), "pxa2xx-spi.%d", ssp->port_id); ssp->clk = clk_register_fixed_rate(&dev->dev, buf , NULL, 0, c->max_clk_rate); -- cgit v1.2.3-59-g8ed1b