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-rw-r--r--arch/powerpc/platforms/pseries/mobility.c44
1 files changed, 23 insertions, 21 deletions
diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c
index 90cf3dcbd9f2..8f35d525cede 100644
--- a/arch/powerpc/platforms/pseries/mobility.c
+++ b/arch/powerpc/platforms/pseries/mobility.c
@@ -25,10 +25,10 @@
static struct kobject *mobility_kobj;
struct update_props_workarea {
- u32 phandle;
- u32 state;
- u64 reserved;
- u32 nprops;
+ __be32 phandle;
+ __be32 state;
+ __be64 reserved;
+ __be32 nprops;
} __packed;
#define NODE_ACTION_MASK 0xff000000
@@ -54,11 +54,11 @@ static int mobility_rtas_call(int token, char *buf, s32 scope)
return rc;
}
-static int delete_dt_node(u32 phandle)
+static int delete_dt_node(__be32 phandle)
{
struct device_node *dn;
- dn = of_find_node_by_phandle(phandle);
+ dn = of_find_node_by_phandle(be32_to_cpu(phandle));
if (!dn)
return -ENOENT;
@@ -127,7 +127,7 @@ static int update_dt_property(struct device_node *dn, struct property **prop,
return 0;
}
-static int update_dt_node(u32 phandle, s32 scope)
+static int update_dt_node(__be32 phandle, s32 scope)
{
struct update_props_workarea *upwa;
struct device_node *dn;
@@ -136,6 +136,7 @@ static int update_dt_node(u32 phandle, s32 scope)
char *prop_data;
char *rtas_buf;
int update_properties_token;
+ u32 nprops;
u32 vd;
update_properties_token = rtas_token("ibm,update-properties");
@@ -146,7 +147,7 @@ static int update_dt_node(u32 phandle, s32 scope)
if (!rtas_buf)
return -ENOMEM;
- dn = of_find_node_by_phandle(phandle);
+ dn = of_find_node_by_phandle(be32_to_cpu(phandle));
if (!dn) {
kfree(rtas_buf);
return -ENOENT;
@@ -162,6 +163,7 @@ static int update_dt_node(u32 phandle, s32 scope)
break;
prop_data = rtas_buf + sizeof(*upwa);
+ nprops = be32_to_cpu(upwa->nprops);
/* On the first call to ibm,update-properties for a node the
* the first property value descriptor contains an empty
@@ -170,17 +172,17 @@ static int update_dt_node(u32 phandle, s32 scope)
*/
if (*prop_data == 0) {
prop_data++;
- vd = *(u32 *)prop_data;
+ vd = be32_to_cpu(*(__be32 *)prop_data);
prop_data += vd + sizeof(vd);
- upwa->nprops--;
+ nprops--;
}
- for (i = 0; i < upwa->nprops; i++) {
+ for (i = 0; i < nprops; i++) {
char *prop_name;
prop_name = prop_data;
prop_data += strlen(prop_name) + 1;
- vd = *(u32 *)prop_data;
+ vd = be32_to_cpu(*(__be32 *)prop_data);
prop_data += sizeof(vd);
switch (vd) {
@@ -212,13 +214,13 @@ static int update_dt_node(u32 phandle, s32 scope)
return 0;
}
-static int add_dt_node(u32 parent_phandle, u32 drc_index)
+static int add_dt_node(__be32 parent_phandle, __be32 drc_index)
{
struct device_node *dn;
struct device_node *parent_dn;
int rc;
- parent_dn = of_find_node_by_phandle(parent_phandle);
+ parent_dn = of_find_node_by_phandle(be32_to_cpu(parent_phandle));
if (!parent_dn)
return -ENOENT;
@@ -237,7 +239,7 @@ static int add_dt_node(u32 parent_phandle, u32 drc_index)
int pseries_devicetree_update(s32 scope)
{
char *rtas_buf;
- u32 *data;
+ __be32 *data;
int update_nodes_token;
int rc;
@@ -254,17 +256,17 @@ int pseries_devicetree_update(s32 scope)
if (rc && rc != 1)
break;
- data = (u32 *)rtas_buf + 4;
- while (*data & NODE_ACTION_MASK) {
+ data = (__be32 *)rtas_buf + 4;
+ while (be32_to_cpu(*data) & NODE_ACTION_MASK) {
int i;
- u32 action = *data & NODE_ACTION_MASK;
- int node_count = *data & NODE_COUNT_MASK;
+ u32 action = be32_to_cpu(*data) & NODE_ACTION_MASK;
+ u32 node_count = be32_to_cpu(*data) & NODE_COUNT_MASK;
data++;
for (i = 0; i < node_count; i++) {
- u32 phandle = *data++;
- u32 drc_index;
+ __be32 phandle = *data++;
+ __be32 drc_index;
switch (action) {
case DELETE_DT_NODE: