diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-29 18:09:41 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-29 18:09:41 -0800 |
commit | ceb5eb0cb3fe61d488aa76aba748409775a56daa (patch) | |
tree | 5654161d9975e88d4746174e46fe79e105ea230f /drivers/firewire/fw-topology.c | |
parent | 726a6699267e36c66043a55b13dfeec3d9925452 (diff) | |
parent | 1448d7c6a2ff96d3b52ecae49e2d0f046a097fe0 (diff) |
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:
ieee1394: sbp2: add workarounds for 2nd and 3rd generation iPods
firewire: sbp2: add workarounds for 2nd and 3rd generation iPods
firewire: sbp2: fix DMA mapping leak on the failure path
firewire: sbp2: define some magic numbers as macros
firewire: sbp2: fix payload limit at S1600 and S3200
ieee1394: sbp2: don't assume zero model_id or firmware_revision if there is none
ieee1394: sbp2: fix payload limit at S1600 and S3200
ieee1394: sbp2: update a help string
ieee1394: support for speeds greater than S800
firewire: core: optimize card shutdown
ieee1394: ohci1394: increase AT req. retries, fix ack_busy_X from Panasonic camcorders and others
firewire: ohci: increase AT req. retries, fix ack_busy_X from Panasonic camcorders and others
firewire: ohci: change "context_stop: still active" log message
firewire: keep highlevel drivers attached during brief connection loss
firewire: unnecessary BM delay after generation rollover
firewire: insist on successive self ID complete events
Diffstat (limited to 'drivers/firewire/fw-topology.c')
-rw-r--r-- | drivers/firewire/fw-topology.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/firewire/fw-topology.c b/drivers/firewire/fw-topology.c index c9be6e6948c..8dd6703b55c 100644 --- a/drivers/firewire/fw-topology.c +++ b/drivers/firewire/fw-topology.c @@ -518,6 +518,18 @@ fw_core_handle_bus_reset(struct fw_card *card, struct fw_node *local_node; unsigned long flags; + /* + * If the selfID buffer is not the immediate successor of the + * previously processed one, we cannot reliably compare the + * old and new topologies. + */ + if (!is_next_generation(generation, card->generation) && + card->local_node != NULL) { + fw_notify("skipped bus generations, destroying all nodes\n"); + fw_destroy_nodes(card); + card->bm_retries = 0; + } + spin_lock_irqsave(&card->lock, flags); card->node_id = node_id; |