Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753081AbaJ0MmJ (ORCPT ); Mon, 27 Oct 2014 08:42:09 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:28075 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752446AbaJ0Mlm (ORCPT ); Mon, 27 Oct 2014 08:41:42 -0400 From: Yijing Wang To: Bjorn Helgaas CC: , , Xinwei Hu , Wuyun , , Russell King , , Thomas Gleixner , Konrad Rzeszutek Wilk , , Joerg Roedel , , , "Benjamin Herrenschmidt" , , , Sebastian Ott , "Tony Luck" , , "David S. Miller" , , Chris Metcalf , Ralf Baechle , Lucas Stach , David Vrabel , "Sergei Shtylyov" , Michael Ellerman , Thierry Reding , "Thomas Petazzoni" , Yijing Wang Subject: [PATCH 09/16] MIPS/Xlr/MSI: Use MSI controller framework to configure MSI/MSI-X irq Date: Mon, 27 Oct 2014 21:22:15 +0800 Message-ID: <1414416142-31239-10-git-send-email-wangyijing@huawei.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1414416142-31239-1-git-send-email-wangyijing@huawei.com> References: <1414416142-31239-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.100.166] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use MSI controller framework instead of arch MSI functions to configure MSI/MSI-X irq. So we can manage MSI/MSI-X irq in a unified framework. Signed-off-by: Yijing Wang --- arch/mips/pci/pci-xlr.c | 17 +++++++++++++++-- 1 files changed, 15 insertions(+), 2 deletions(-) diff --git a/arch/mips/pci/pci-xlr.c b/arch/mips/pci/pci-xlr.c index 0dde803..1e43c70 100644 --- a/arch/mips/pci/pci-xlr.c +++ b/arch/mips/pci/pci-xlr.c @@ -149,6 +149,8 @@ static struct resource nlm_pci_io_resource = { .flags = IORESOURCE_IO, }; +static struct msi_controller xlr_msi_ctrl; + struct pci_controller nlm_pci_controller = { .index = 0, .pci_ops = &nlm_pci_ops, @@ -156,6 +158,9 @@ struct pci_controller nlm_pci_controller = { .mem_offset = 0x00000000UL, .io_resource = &nlm_pci_io_resource, .io_offset = 0x00000000UL, +#ifdef CONFIG_PCI_MSI + .msi_ctrl = &xlr_msi_ctrl, +#endif }; /* @@ -214,11 +219,13 @@ static int get_irq_vector(const struct pci_dev *dev) } #ifdef CONFIG_PCI_MSI -void arch_teardown_msi_irq(unsigned int irq) +static void xlr_teardown_msi_irq(struct msi_controller *ctrl, + unsigned int irq) { } -int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) +static int xlr_setup_msi_irq(struct msi_controller *ctrl, + struct pci_dev *dev, struct msi_desc *desc) { struct msi_msg msg; struct pci_dev *lnk; @@ -263,6 +270,12 @@ int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) write_msi_msg(irq, &msg); return 0; } + +static struct msi_controller xlr_msi_ctrl = { + .setup_irq = xlr_setup_msi_irq, + .teardown_irq = xlr_teardown_msi_irq, +}; + #endif /* Extra ACK needed for XLR on chip PCI controller */ -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/