diff options
Diffstat (limited to 'drivers/staging/fwserial')
| -rw-r--r-- | drivers/staging/fwserial/fwserial.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/fwserial/fwserial.h b/drivers/staging/fwserial/fwserial.h index e157318cb7da..953ece69c10d 100644 --- a/drivers/staging/fwserial/fwserial.h +++ b/drivers/staging/fwserial/fwserial.h @@ -377,8 +377,8 @@ static inline void fwtty_bind_console(struct fwtty_port *port, */ static inline int link_speed_to_max_payload(unsigned speed) { - speed = clamp(speed, (unsigned) SCODE_100, (unsigned) SCODE_800); - return 1 << (speed + 9); + /* Max async payload is 4096 - see IEEE 1394-2008 tables 6-4, 16-18 */ + return min(512 << speed, 4096); } #endif /* _FIREWIRE_FWSERIAL_H */ |