diff options
Diffstat (limited to 'drivers/of/dynamic.c')
-rw-r--r-- | drivers/of/dynamic.c | 47 |
1 files changed, 24 insertions, 23 deletions
diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c index a2015599ed7e..888fdbc09992 100644 --- a/drivers/of/dynamic.c +++ b/drivers/of/dynamic.c @@ -6,6 +6,8 @@ * device tree nodes. */ +#define pr_fmt(fmt) "OF: " fmt + #include <linux/of.h> #include <linux/spinlock.h> #include <linux/slab.h> @@ -96,13 +98,13 @@ int of_reconfig_notify(unsigned long action, struct of_reconfig_data *p) switch (action) { case OF_RECONFIG_ATTACH_NODE: case OF_RECONFIG_DETACH_NODE: - pr_debug("of/notify %-15s %s\n", action_names[action], + pr_debug("notify %-15s %s\n", action_names[action], pr->dn->full_name); break; case OF_RECONFIG_ADD_PROPERTY: case OF_RECONFIG_REMOVE_PROPERTY: case OF_RECONFIG_UPDATE_PROPERTY: - pr_debug("of/notify %-15s %s:%s\n", action_names[action], + pr_debug("notify %-15s %s:%s\n", action_names[action], pr->dn->full_name, pr->prop->name); break; @@ -460,12 +462,12 @@ static void __of_changeset_entry_dump(struct of_changeset_entry *ce) case OF_RECONFIG_ADD_PROPERTY: case OF_RECONFIG_REMOVE_PROPERTY: case OF_RECONFIG_UPDATE_PROPERTY: - pr_debug("of/cset<%p> %-15s %s/%s\n", ce, action_names[ce->action], + pr_debug("cset<%p> %-15s %s/%s\n", ce, action_names[ce->action], ce->np->full_name, ce->prop->name); break; case OF_RECONFIG_ATTACH_NODE: case OF_RECONFIG_DETACH_NODE: - pr_debug("of/cset<%p> %-15s %s\n", ce, action_names[ce->action], + pr_debug("cset<%p> %-15s %s\n", ce, action_names[ce->action], ce->np->full_name); break; } @@ -531,13 +533,13 @@ static void __of_changeset_entry_notify(struct of_changeset_entry *ce, bool reve ret = of_property_notify(ce->action, ce->np, ce->prop, ce->old_prop); break; default: - pr_err("%s: invalid devicetree changeset action: %i\n", __func__, + pr_err("invalid devicetree changeset action: %i\n", (int)ce->action); return; } if (ret) - pr_err("%s: notifier error @%s\n", __func__, ce->np->full_name); + pr_err("changeset notifier error @%s\n", ce->np->full_name); } static int __of_changeset_entry_apply(struct of_changeset_entry *ce) @@ -568,8 +570,8 @@ static int __of_changeset_entry_apply(struct of_changeset_entry *ce) ret = __of_add_property(ce->np, ce->prop); if (ret) { - pr_err("%s: add_property failed @%s/%s\n", - __func__, ce->np->full_name, + pr_err("changeset: add_property failed @%s/%s\n", + ce->np->full_name, ce->prop->name); break; } @@ -577,8 +579,8 @@ static int __of_changeset_entry_apply(struct of_changeset_entry *ce) case OF_RECONFIG_REMOVE_PROPERTY: ret = __of_remove_property(ce->np, ce->prop); if (ret) { - pr_err("%s: remove_property failed @%s/%s\n", - __func__, ce->np->full_name, + pr_err("changeset: remove_property failed @%s/%s\n", + ce->np->full_name, ce->prop->name); break; } @@ -596,8 +598,8 @@ static int __of_changeset_entry_apply(struct of_changeset_entry *ce) ret = __of_update_property(ce->np, ce->prop, &old_prop); if (ret) { - pr_err("%s: update_property failed @%s/%s\n", - __func__, ce->np->full_name, + pr_err("changeset: update_property failed @%s/%s\n", + ce->np->full_name, ce->prop->name); break; } @@ -677,24 +679,24 @@ int __of_changeset_apply(struct of_changeset *ocs) int ret; /* perform the rest of the work */ - pr_debug("of_changeset: applying...\n"); + pr_debug("changeset: applying...\n"); list_for_each_entry(ce, &ocs->entries, node) { ret = __of_changeset_entry_apply(ce); if (ret) { - pr_err("%s: Error applying changeset (%d)\n", __func__, ret); + pr_err("Error applying changeset (%d)\n", ret); list_for_each_entry_continue_reverse(ce, &ocs->entries, node) __of_changeset_entry_revert(ce); return ret; } } - pr_debug("of_changeset: applied, emitting notifiers.\n"); + pr_debug("changeset: applied, emitting notifiers.\n"); /* drop the global lock while emitting notifiers */ mutex_unlock(&of_mutex); list_for_each_entry(ce, &ocs->entries, node) __of_changeset_entry_notify(ce, 0); mutex_lock(&of_mutex); - pr_debug("of_changeset: notifiers sent.\n"); + pr_debug("changeset: notifiers sent.\n"); return 0; } @@ -728,24 +730,24 @@ int __of_changeset_revert(struct of_changeset *ocs) struct of_changeset_entry *ce; int ret; - pr_debug("of_changeset: reverting...\n"); + pr_debug("changeset: reverting...\n"); list_for_each_entry_reverse(ce, &ocs->entries, node) { ret = __of_changeset_entry_revert(ce); if (ret) { - pr_err("%s: Error reverting changeset (%d)\n", __func__, ret); + pr_err("Error reverting changeset (%d)\n", ret); list_for_each_entry_continue(ce, &ocs->entries, node) __of_changeset_entry_apply(ce); return ret; } } - pr_debug("of_changeset: reverted, emitting notifiers.\n"); + pr_debug("changeset: reverted, emitting notifiers.\n"); /* drop the global lock while emitting notifiers */ mutex_unlock(&of_mutex); list_for_each_entry_reverse(ce, &ocs->entries, node) __of_changeset_entry_notify(ce, 1); mutex_lock(&of_mutex); - pr_debug("of_changeset: notifiers sent.\n"); + pr_debug("changeset: notifiers sent.\n"); return 0; } @@ -795,10 +797,9 @@ int of_changeset_action(struct of_changeset *ocs, unsigned long action, struct of_changeset_entry *ce; ce = kzalloc(sizeof(*ce), GFP_KERNEL); - if (!ce) { - pr_err("%s: Failed to allocate\n", __func__); + if (!ce) return -ENOMEM; - } + /* get a reference to the node */ ce->action = action; ce->np = of_node_get(np); |