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-rw-r--r--include/linux/firewire.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index cdc9b719e9c..e83c24af358 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -135,6 +135,20 @@ struct fw_card {
__be32 maint_utility_register;
};
+static inline struct fw_card *fw_card_get(struct fw_card *card)
+{
+ kref_get(&card->kref);
+
+ return card;
+}
+
+void fw_card_release(struct kref *kref);
+
+static inline void fw_card_put(struct fw_card *card)
+{
+ kref_put(&card->kref, fw_card_release);
+}
+
struct fw_attribute_group {
struct attribute_group *groups[2];
struct attribute_group group;
@@ -325,6 +339,7 @@ int fw_core_add_address_handler(struct fw_address_handler *handler,
void fw_core_remove_address_handler(struct fw_address_handler *handler);
void fw_send_response(struct fw_card *card,
struct fw_request *request, int rcode);
+int fw_get_request_speed(struct fw_request *request);
void fw_send_request(struct fw_card *card, struct fw_transaction *t,
int tcode, int destination_id, int generation, int speed,
unsigned long long offset, void *payload, size_t length,