[PATCH v2 01/32] powerpc/pseries/pci: Introduce __find_pe_total_msi()

[Cédric Le Goater]

It will help to size the PCI MSI domain.

Signed-off-by: Cédric Le Goater <c...@kaod.org>
---
 arch/powerpc/platforms/pseries/msi.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/msi.c 
b/arch/powerpc/platforms/pseries/msi.c
index 637300330507..d2d090e04745 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -164,12 +164,12 @@ static int check_req_msix(struct pci_dev *pdev, int nvec)
 
 /* Quota calculation */
 
-static struct device_node *find_pe_total_msi(struct pci_dev *dev, int *total)
+static struct device_node *__find_pe_total_msi(struct device_node *node, int 
*total)
 {
        struct device_node *dn;
        const __be32 *p;
 
-       dn = of_node_get(pci_device_to_OF_node(dev));
+       dn = of_node_get(node);
        while (dn) {
                p = of_get_property(dn, "ibm,pe-total-#msi", NULL);
                if (p) {
@@ -185,6 +185,11 @@ static struct device_node *find_pe_total_msi(struct 
pci_dev *dev, int *total)
        return NULL;
 }
 
+static struct device_node *find_pe_total_msi(struct pci_dev *dev, int *total)
+{
+       return __find_pe_total_msi(pci_device_to_OF_node(dev), total);
+}
+
 static struct device_node *find_pe_dn(struct pci_dev *dev, int *total)
 {
        struct device_node *dn;
-- 
2.31.1