diff options
Diffstat (limited to 'drivers/firewire/core.h')
-rw-r--r-- | drivers/firewire/core.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h index 3102b6b63438..28621e44b111 100644 --- a/drivers/firewire/core.h +++ b/drivers/firewire/core.h | |||
@@ -234,4 +234,9 @@ void fw_fill_response(struct fw_packet *response, u32 *request_header, | |||
234 | void fw_send_phy_config(struct fw_card *card, | 234 | void fw_send_phy_config(struct fw_card *card, |
235 | int node_id, int generation, int gap_count); | 235 | int node_id, int generation, int gap_count); |
236 | 236 | ||
237 | static inline bool is_ping_packet(u32 *data) | ||
238 | { | ||
239 | return (data[0] & 0xc0ffffff) == 0 && ~data[0] == data[1]; | ||
240 | } | ||
241 | |||
237 | #endif /* _FIREWIRE_CORE_H */ | 242 | #endif /* _FIREWIRE_CORE_H */ |