From: Benjamin Herrenschmidt <[email protected]>

3.12-stable review patch.  If anyone has any objections, please let me know.

===============

commit 360743814c4082515581aa23ab1d8e699e1fbe88 upstream.

Instead of the arch specific quirk which we are deprecating
and that drivers don't understand.

Signed-off-by: Benjamin Herrenschmidt <[email protected]>
Signed-off-by: Jiri Slaby <[email protected]>
---
 arch/powerpc/platforms/powernv/pci-ioda.c | 3 +--
 arch/powerpc/platforms/powernv/pci.c      | 4 ++--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c 
b/arch/powerpc/platforms/powernv/pci-ioda.c
index 930e1fe78214..f077513bed97 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -792,7 +792,6 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, 
struct pci_dev *dev,
                                  unsigned int is_64, struct msi_msg *msg)
 {
        struct pnv_ioda_pe *pe = pnv_ioda_get_pe(dev);
-       struct pci_dn *pdn = pci_get_pdn(dev);
        struct irq_data *idata;
        struct irq_chip *ichip;
        unsigned int xive_num = hwirq - phb->msi_base;
@@ -809,7 +808,7 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, 
struct pci_dev *dev,
                return -ENXIO;
 
        /* Force 32-bit MSI on some broken devices */
-       if (pdn && pdn->force_32bit_msi)
+       if (dev->no_64bit_msi)
                is_64 = 0;
 
        /* Assign XIVE to PE */
diff --git a/arch/powerpc/platforms/powernv/pci.c 
b/arch/powerpc/platforms/powernv/pci.c
index a28d3b5e6393..7dcf8628f626 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -1,3 +1,4 @@
+
 /*
  * Support PCI/PCIe on PowerNV platforms
  *
@@ -50,9 +51,8 @@ static int pnv_msi_check_device(struct pci_dev* pdev, int 
nvec, int type)
 {
        struct pci_controller *hose = pci_bus_to_host(pdev->bus);
        struct pnv_phb *phb = hose->private_data;
-       struct pci_dn *pdn = pci_get_pdn(pdev);
 
-       if (pdn && pdn->force_32bit_msi && !phb->msi32_support)
+       if (pdev->no_64bit_msi && !phb->msi32_support)
                return -ENODEV;
 
        return (phb && phb->msi_bmp.bitmap) ? 0 : -ENODEV;
-- 
2.1.3

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