From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751359AbdAPSqO (ORCPT ); Mon, 16 Jan 2017 13:46:14 -0500 Received: from david.siemens.de ([192.35.17.14]:52134 "EHLO david.siemens.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751178AbdAPSph (ORCPT ); Mon, 16 Jan 2017 13:45:37 -0500 From: Jan Kiszka To: Mark Brown Cc: linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Daniel Mack , Haojian Zhuang , Robert Jarzmik , linux-kernel@vger.kernel.org, Andy Shevchenko , Mika Westerberg , Jarkko Nikula , Sascha Weisenberger Subject: [PATCH v2 3/3] spi: pca2xx-pci: Allow MSI Date: Mon, 16 Jan 2017 19:44:56 +0100 Message-Id: <9f5bc54a5842b383dc81fa8586d6774c03d2c452.1484592296.git.jan.kiszka@siemens.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- drivers/spi/spi-pxa2xx-pci.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c index 58d2d48..58dcadb 100644 --- a/drivers/spi/spi-pxa2xx-pci.c +++ b/drivers/spi/spi-pxa2xx-pci.c @@ -203,10 +203,16 @@ 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); -- 2.1.4