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[RFC,v3,4/5] powerpc/powernv/pci-ioda: Enable msi_filtered bit for any IODA host bridge

Message ID 1452841574-2781-5-git-send-email-xyjxie@linux.vnet.ibm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Yongji Xie Jan. 15, 2016, 7:06 a.m. UTC 
This patch enables msi_filtered bit for any IODA host bridge.

Signed-off-by: Yongji Xie <xyjxie@linux.vnet.ibm.com>
---
 arch/powerpc/platforms/powernv/pci-ioda.c |    6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 414fd1a..689f0dc 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -2934,6 +2934,11 @@  static void pnv_pci_ioda_fixup(void)
 #endif
 }
 
+static void pnv_pci_ioda_fixup_phb(struct pci_controller *hose)
+{
+	to_pci_host_bridge(hose->bus->bridge)->msi_filtered = 1;
+}
+
 /*
  * Returns the alignment for I/O or memory windows for P2P
  * bridges. That actually depends on how PEs are segmented.
@@ -3201,6 +3206,7 @@  static void __init pnv_pci_init_ioda_phb(struct device_node *np,
 	 * the child P2P bridges) can form individual PE.
 	 */
 	ppc_md.pcibios_fixup = pnv_pci_ioda_fixup;
+	ppc_md.pcibios_fixup_phb = pnv_pci_ioda_fixup_phb;
 	hose->controller_ops = pnv_pci_ioda_controller_ops;
 
 #ifdef CONFIG_PCI_IOV