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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-29 08:19:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-29 08:19:02 -0700 |
| commit | 994b384a040d6f8afc3595c1a99c1b784e0cce49 (patch) | |
| tree | f7fb9b63f5a68a13bc6fbd160eba91b0c865b487 /drivers/firewire/ohci.c | |
| parent | 29cfcddc0e745b515ec360ffe2ee4e7a4015efd8 (diff) | |
| parent | a4dc090b6cb445257d2a8e44f85395ced6d1ed3e (diff) | |
| download | linux-994b384a040d6f8afc3595c1a99c1b784e0cce49.tar.gz linux-994b384a040d6f8afc3595c1a99c1b784e0cce49.tar.bz2 linux-994b384a040d6f8afc3595c1a99c1b784e0cce49.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
firewire: ohci: work around VIA and NEC PHY packet reception bug
firewire: core: do not use del_timer_sync() in interrupt context
firewire: net: fix unicast reception RCODE in failure paths
firewire: sbp2: fix stall with "Unsolicited response"
firewire: sbp2: fix memory leak in sbp2_cancel_orbs or at send error
ieee1394: Adjust confusing if indentation
Diffstat (limited to 'drivers/firewire/ohci.c')
| -rw-r--r-- | drivers/firewire/ohci.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index 7f03540cabe8..be29b0bb2471 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -694,7 +694,15 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer) log_ar_at_event('R', p.speed, p.header, evt); /* - * The OHCI bus reset handler synthesizes a phy packet with + * Several controllers, notably from NEC and VIA, forget to + * write ack_complete status at PHY packet reception. + */ + if (evt == OHCI1394_evt_no_status && + (p.header[0] & 0xff) == (OHCI1394_phy_tcode << 4)) + p.ack = ACK_COMPLETE; + + /* + * The OHCI bus reset handler synthesizes a PHY packet with * the new generation number when a bus reset happens (see * section 8.4.2.3). This helps us determine when a request * was received and make sure we send the response in the same |