diff options
| -rw-r--r-- | drivers/of/address.c | 4 | ||||
| -rw-r--r-- | drivers/of/base.c | 18 | ||||
| -rw-r--r-- | drivers/of/device.c | 9 |
3 files changed, 19 insertions, 12 deletions
diff --git a/drivers/of/address.c b/drivers/of/address.c index 7ddbf0a1ab86..ae48e121b6e7 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -110,8 +110,8 @@ static int of_bus_pci_match(struct device_node *np) * "vci" is for the /chaos bridge on 1st-gen PCI powermacs * "ht" is hypertransport */ - return !strcmp(np->type, "pci") || !strcmp(np->type, "pciex") || - !strcmp(np->type, "vci") || !strcmp(np->type, "ht"); + return of_node_is_type(np, "pci") || of_node_is_type(np, "pciex") || + of_node_is_type(np, "vci") || of_node_is_type(np, "ht"); } static void of_bus_pci_count_cells(struct device_node *np, diff --git a/drivers/of/base.c b/drivers/of/base.c index 09692c9b32a7..57c837140a8b 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -79,6 +79,13 @@ bool of_node_name_prefix(const struct device_node *np, const char *prefix) } EXPORT_SYMBOL(of_node_name_prefix); +static bool __of_node_is_type(const struct device_node *np, const char *type) +{ + const char *match = __of_get_property(np, "device_type", NULL); + + return np && match && type && !strcmp(match, type); +} + int of_n_addr_cells(struct device_node *np) { u32 cells; @@ -482,7 +489,7 @@ static int __of_device_is_compatible(const struct device_node *device, /* Matching type is better than matching name */ if (type && type[0]) { - if (!device->type || of_node_cmp(type, device->type)) + if (!__of_node_is_type(device, type)) return 0; score += 2; } @@ -775,7 +782,7 @@ struct device_node *of_get_next_cpu_node(struct device_node *prev) } for (; next; next = next->sibling) { if (!(of_node_name_eq(next, "cpu") || - (next->type && !of_node_cmp(next->type, "cpu")))) + __of_node_is_type(next, "cpu"))) continue; if (of_node_get(next)) break; @@ -983,8 +990,7 @@ struct device_node *of_find_node_by_type(struct device_node *from, raw_spin_lock_irqsave(&devtree_lock, flags); for_each_of_allnodes_from(from, np) - if (np->type && (of_node_cmp(np->type, type) == 0) - && of_node_get(np)) + if (__of_node_is_type(np, type) && of_node_get(np)) break; of_node_put(from); raw_spin_unlock_irqrestore(&devtree_lock, flags); @@ -2108,9 +2114,9 @@ struct device_node *of_find_next_cache_node(const struct device_node *np) /* OF on pmac has nodes instead of properties named "l2-cache" * beneath CPU nodes. */ - if (IS_ENABLED(CONFIG_PPC_PMAC) && !strcmp(np->type, "cpu")) + if (IS_ENABLED(CONFIG_PPC_PMAC) && of_node_is_type(np, "cpu")) for_each_child_of_node(np, child) - if (!strcmp(child->type, "cache")) + if (of_node_is_type(child, "cache")) return child; return NULL; diff --git a/drivers/of/device.c b/drivers/of/device.c index 0f27fad9fe94..8299f8055da7 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -209,7 +209,7 @@ static ssize_t of_device_get_modalias(struct device *dev, char *str, ssize_t len /* Name & Type */ /* %p eats all alphanum characters, so %c must be used here */ csize = snprintf(str, len, "of:N%pOFn%c%s", dev->of_node, 'T', - dev->of_node->type); + of_node_get_device_type(dev->of_node)); tsize = csize; len -= csize; if (str) @@ -279,7 +279,7 @@ EXPORT_SYMBOL_GPL(of_device_modalias); */ void of_device_uevent(struct device *dev, struct kobj_uevent_env *env) { - const char *compat; + const char *compat, *type; struct alias_prop *app; struct property *p; int seen = 0; @@ -289,8 +289,9 @@ void of_device_uevent(struct device *dev, struct kobj_uevent_env *env) add_uevent_var(env, "OF_NAME=%pOFn", dev->of_node); add_uevent_var(env, "OF_FULLNAME=%pOF", dev->of_node); - if (dev->of_node->type && strcmp("<NULL>", dev->of_node->type) != 0) - add_uevent_var(env, "OF_TYPE=%s", dev->of_node->type); + type = of_node_get_device_type(dev->of_node); + if (type) + add_uevent_var(env, "OF_TYPE=%s", type); /* Since the compatible field can contain pretty much anything * it's not really legal to split it out with commas. We split it |