[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Xen-devel] [PATCH v1 15/21] Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq
- To: Yijing Wang <wangyijing@xxxxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
- From: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
- Date: Fri, 05 Sep 2014 14:47:48 +0400
- Cc: linux-mips@xxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-pci@xxxxxxxxxxxxxxx, Bharat.Bhushan@xxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, Russell King <linux@xxxxxxxxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, x86@xxxxxxxxxx, Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, arnab.basu@xxxxxxxxxxxxx, Arnd Bergmann <arnd@xxxxxxxx>, Chris Metcalf <cmetcalf@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Xinwei Hu <huxinwei@xxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, Wuyun <wuyun.wu@xxxxxxxxxx>, linuxppc-dev@xxxxxxxxxxxxxxxx, "David S. Miller" <davem@xxxxxxxxxxxxx>
- Delivery-date: Fri, 05 Sep 2014 10:58:24 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
Hello.
On 9/5/2014 2:10 PM, Yijing Wang wrote:
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 <wangyijing@xxxxxxxxxx>
---
arch/powerpc/kernel/msi.c | 14 ++++++++++++--
1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index 71bd161..01781a4 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
[...]
@@ -27,7 +27,17 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int
type)
return ppc_md.setup_msi_irqs(dev, nvec, type);
}
-void arch_teardown_msi_irqs(struct pci_dev *dev)
+static void ppc_teardown_msi_irqs(struct pci_dev *dev)
Shouldn't this function take IRQ # instead?
{
ppc_md.teardown_msi_irqs(dev);
}
+
+static struct msi_chip ppc_msi_chip = {
+ .setup_irqs = ppc_setup_msi_irqs,
+ .teardown_irqs = ppc_teardown_msi_irqs,
+};
+
+struct msi_chip *arch_find_msi_chip(struct pci_dev *dev)
+{
+ return &ppc_msi_chip;
+}
WBR, Sergei
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel
|
