diff options
Diffstat (limited to 'drivers/firewire')
-rw-r--r-- | drivers/firewire/core-card.c | 12 | ||||
-rw-r--r-- | drivers/firewire/core-cdev.c | 2 | ||||
-rw-r--r-- | drivers/firewire/core-topology.c | 1 |
3 files changed, 11 insertions, 4 deletions
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index 11fc81500f82..6c316cfe70c4 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c | |||
@@ -239,7 +239,7 @@ static void fw_card_bm_work(struct work_struct *work) | |||
239 | struct fw_card *card = container_of(work, struct fw_card, work.work); | 239 | struct fw_card *card = container_of(work, struct fw_card, work.work); |
240 | struct fw_device *root_device; | 240 | struct fw_device *root_device; |
241 | struct fw_node *root_node; | 241 | struct fw_node *root_node; |
242 | int root_id, new_root_id, irm_id, local_id; | 242 | int root_id, new_root_id, irm_id, bm_id, local_id; |
243 | int gap_count, generation, grace, rcode; | 243 | int gap_count, generation, grace, rcode; |
244 | bool do_reset = false; | 244 | bool do_reset = false; |
245 | bool root_device_is_running; | 245 | bool root_device_is_running; |
@@ -301,9 +301,15 @@ static void fw_card_bm_work(struct work_struct *work) | |||
301 | /* Another bus reset, BM work has been rescheduled. */ | 301 | /* Another bus reset, BM work has been rescheduled. */ |
302 | goto out; | 302 | goto out; |
303 | 303 | ||
304 | if (rcode == RCODE_COMPLETE && | 304 | bm_id = be32_to_cpu(card->bm_transaction_data[0]); |
305 | card->bm_transaction_data[0] != cpu_to_be32(0x3f)) { | ||
306 | 305 | ||
306 | spin_lock_irq(&card->lock); | ||
307 | if (rcode == RCODE_COMPLETE && generation == card->generation) | ||
308 | card->bm_node_id = | ||
309 | bm_id == 0x3f ? local_id : 0xffc0 | bm_id; | ||
310 | spin_unlock_irq(&card->lock); | ||
311 | |||
312 | if (rcode == RCODE_COMPLETE && bm_id != 0x3f) { | ||
307 | /* Somebody else is BM. Only act as IRM. */ | 313 | /* Somebody else is BM. Only act as IRM. */ |
308 | if (local_id == irm_id) | 314 | if (local_id == irm_id) |
309 | allocate_broadcast_channel(card, generation); | 315 | allocate_broadcast_channel(card, generation); |
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c index 9b8df2039155..d8ac0ce2d6bf 100644 --- a/drivers/firewire/core-cdev.c +++ b/drivers/firewire/core-cdev.c | |||
@@ -318,7 +318,7 @@ static void fill_bus_reset_event(struct fw_cdev_event_bus_reset *event, | |||
318 | event->generation = client->device->generation; | 318 | event->generation = client->device->generation; |
319 | event->node_id = client->device->node_id; | 319 | event->node_id = client->device->node_id; |
320 | event->local_node_id = card->local_node->node_id; | 320 | event->local_node_id = card->local_node->node_id; |
321 | event->bm_node_id = 0; /* FIXME: We don't track the BM. */ | 321 | event->bm_node_id = card->bm_node_id; |
322 | event->irm_node_id = card->irm_node->node_id; | 322 | event->irm_node_id = card->irm_node->node_id; |
323 | event->root_node_id = card->root_node->node_id; | 323 | event->root_node_id = card->root_node->node_id; |
324 | 324 | ||
diff --git a/drivers/firewire/core-topology.c b/drivers/firewire/core-topology.c index 56e908ba43f1..88d5133ae702 100644 --- a/drivers/firewire/core-topology.c +++ b/drivers/firewire/core-topology.c | |||
@@ -552,6 +552,7 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation, | |||
552 | smp_wmb(); | 552 | smp_wmb(); |
553 | card->generation = generation; | 553 | card->generation = generation; |
554 | card->reset_jiffies = jiffies; | 554 | card->reset_jiffies = jiffies; |
555 | card->bm_node_id = 0xffff; | ||
555 | card->bm_abdicate = bm_abdicate; | 556 | card->bm_abdicate = bm_abdicate; |
556 | fw_schedule_bm_work(card, 0); | 557 | fw_schedule_bm_work(card, 0); |
557 | 558 | ||