Commit 5091f0c9 authored by Anton Blanchard's avatar Anton Blanchard Committed by Benjamin Herrenschmidt

powerpc/pseries: Fix PCIE link speed endian issue

We need to byteswap ibm,pcie-link-speed-stats.
Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 9fa2984d
...@@ -113,7 +113,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge) ...@@ -113,7 +113,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge)
{ {
struct device_node *dn, *pdn; struct device_node *dn, *pdn;
struct pci_bus *bus; struct pci_bus *bus;
const uint32_t *pcie_link_speed_stats; const __be32 *pcie_link_speed_stats;
bus = bridge->bus; bus = bridge->bus;
...@@ -122,7 +122,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge) ...@@ -122,7 +122,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge)
return 0; return 0;
for (pdn = dn; pdn != NULL; pdn = of_get_next_parent(pdn)) { for (pdn = dn; pdn != NULL; pdn = of_get_next_parent(pdn)) {
pcie_link_speed_stats = (const uint32_t *) of_get_property(pdn, pcie_link_speed_stats = of_get_property(pdn,
"ibm,pcie-link-speed-stats", NULL); "ibm,pcie-link-speed-stats", NULL);
if (pcie_link_speed_stats) if (pcie_link_speed_stats)
break; break;
...@@ -135,7 +135,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge) ...@@ -135,7 +135,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge)
return 0; return 0;
} }
switch (pcie_link_speed_stats[0]) { switch (be32_to_cpup(pcie_link_speed_stats)) {
case 0x01: case 0x01:
bus->max_bus_speed = PCIE_SPEED_2_5GT; bus->max_bus_speed = PCIE_SPEED_2_5GT;
break; break;
...@@ -147,7 +147,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge) ...@@ -147,7 +147,7 @@ int pseries_root_bridge_prepare(struct pci_host_bridge *bridge)
break; break;
} }
switch (pcie_link_speed_stats[1]) { switch (be32_to_cpup(pcie_link_speed_stats)) {
case 0x01: case 0x01:
bus->cur_bus_speed = PCIE_SPEED_2_5GT; bus->cur_bus_speed = PCIE_SPEED_2_5GT;
break; break;
......
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