From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [119.145.14.66]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 975C61A0BB9 for ; Fri, 5 Sep 2014 19:46:07 +1000 (EST) From: Yijing Wang To: Bjorn Helgaas Subject: [PATCH v1 09/21] Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq Date: Fri, 5 Sep 2014 18:09:54 +0800 Message-ID: <1409911806-10519-10-git-send-email-wangyijing@huawei.com> In-Reply-To: <1409911806-10519-1-git-send-email-wangyijing@huawei.com> References: <1409911806-10519-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Cc: linux-mips@linux-mips.org, linux-ia64@vger.kernel.org, linux-pci@vger.kernel.org, Bharat.Bhushan@freescale.com, Yijing Wang , sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, Russell King , Joerg Roedel , x86@kernel.org, Sebastian Ott , xen-devel@lists.xenproject.org, arnab.basu@freescale.com, Arnd Bergmann , Konrad Rzeszutek Wilk , Chris Metcalf , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Xinwei Hu , Tony Luck , Ralf Baechle , iommu@lists.linux-foundation.org, Wuyun , linuxppc-dev@lists.ozlabs.org, "David S. Miller" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Use MSI chip 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 --- drivers/iommu/irq_remapping.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c index 33c4395..e75026e 100644 --- a/drivers/iommu/irq_remapping.c +++ b/drivers/iommu/irq_remapping.c @@ -148,6 +148,11 @@ static int irq_remapping_setup_msi_irqs(struct pci_dev *dev, return do_setup_msix_irqs(dev, nvec); } +static struct msi_chip remap_msi_chip = { + .setup_irqs = irq_remapping_setup_msi_irqs, + .teardown_irq = native_teardown_msi_irq, +}; + static void eoi_ioapic_pin_remapped(int apic, int pin, int vector) { /* @@ -165,9 +170,10 @@ static void __init irq_remapping_modify_x86_ops(void) x86_io_apic_ops.set_affinity = set_remapped_irq_affinity; x86_io_apic_ops.setup_entry = setup_ioapic_remapped_entry; x86_io_apic_ops.eoi_ioapic_pin = eoi_ioapic_pin_remapped; - x86_msi.setup_msi_irqs = irq_remapping_setup_msi_irqs; + x86_msi.setup_msi_irqs = irq_remapping_setup_msi_irqs; x86_msi.setup_hpet_msi = setup_hpet_msi_remapped; x86_msi.compose_msi_msg = compose_remapped_msi_msg; + x86_msi_chip = &remap_msi_chip; } static __init int setup_nointremap(char *str) -- 1.7.1