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Re: [Xen-devel] [PATCH v1 09/21] Irq_remapping/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 14:42:59 +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 2:09 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>
---
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
[...]
@@ -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;
AFAICS, this change only converts tabs to spaces, so not needed at all.
x86_msi.setup_hpet_msi = setup_hpet_msi_remapped;
x86_msi.compose_msi_msg = compose_remapped_msi_msg;
+ x86_msi_chip = &remap_msi_chip;
Please align = with the rest of assignments.
WBR, Sergei
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