diff options
Diffstat (limited to 'drivers/firewire/fw-card.c')
| -rw-r--r-- | drivers/firewire/fw-card.c | 50 |
1 files changed, 5 insertions, 45 deletions
diff --git a/drivers/firewire/fw-card.c b/drivers/firewire/fw-card.c index a03462750b9..5b4c0d9f517 100644 --- a/drivers/firewire/fw-card.c +++ b/drivers/firewire/fw-card.c @@ -167,7 +167,6 @@ fw_core_add_descriptor(struct fw_descriptor *desc) return 0; } -EXPORT_SYMBOL(fw_core_add_descriptor); void fw_core_remove_descriptor(struct fw_descriptor *desc) @@ -182,7 +181,6 @@ fw_core_remove_descriptor(struct fw_descriptor *desc) mutex_unlock(&card_mutex); } -EXPORT_SYMBOL(fw_core_remove_descriptor); static const char gap_count_table[] = { 63, 5, 7, 8, 10, 13, 16, 18, 21, 24, 26, 29, 32, 35, 37, 40 @@ -220,7 +218,7 @@ fw_card_bm_work(struct work_struct *work) struct bm_data bmd; unsigned long flags; int root_id, new_root_id, irm_id, gap_count, generation, grace; - int do_reset = 0; + bool do_reset = false; spin_lock_irqsave(&card->lock, flags); local_node = card->local_node; @@ -331,7 +329,7 @@ fw_card_bm_work(struct work_struct *work) */ spin_unlock_irqrestore(&card->lock, flags); goto out; - } else if (root_device->config_rom[2] & BIB_CMC) { + } else if (root_device->cmc) { /* * FIXME: I suppose we should set the cmstr bit in the * STATE_CLEAR register of this node, as described in @@ -360,14 +358,14 @@ fw_card_bm_work(struct work_struct *work) gap_count = 63; /* - * Finally, figure out if we should do a reset or not. If we've - * done less that 5 resets with the same physical topology and we + * Finally, figure out if we should do a reset or not. If we have + * done less than 5 resets with the same physical topology and we * have either a new root or a new gap count setting, let's do it. */ if (card->bm_retries++ < 5 && (card->gap_count != gap_count || new_root_id != root_id)) - do_reset = 1; + do_reset = true; spin_unlock_irqrestore(&card->lock, flags); @@ -398,7 +396,6 @@ fw_card_initialize(struct fw_card *card, const struct fw_card_driver *driver, { static atomic_t index = ATOMIC_INIT(-1); - kref_init(&card->kref); atomic_set(&card->device_count, 0); card->index = atomic_inc_return(&index); card->driver = driver; @@ -429,12 +426,6 @@ fw_card_add(struct fw_card *card, card->link_speed = link_speed; card->guid = guid; - /* - * The subsystem grabs a reference when the card is added and - * drops it when the driver calls fw_core_remove_card. - */ - fw_card_get(card); - mutex_lock(&card_mutex); config_rom = generate_config_rom(card, &length); list_add_tail(&card->link, &card_list); @@ -540,40 +531,9 @@ fw_core_remove_card(struct fw_card *card) cancel_delayed_work_sync(&card->work); fw_flush_transactions(card); del_timer_sync(&card->flush_timer); - - fw_card_put(card); } EXPORT_SYMBOL(fw_core_remove_card); -struct fw_card * -fw_card_get(struct fw_card *card) -{ - kref_get(&card->kref); - - return card; -} -EXPORT_SYMBOL(fw_card_get); - -static void -release_card(struct kref *kref) -{ - struct fw_card *card = container_of(kref, struct fw_card, kref); - - kfree(card); -} - -/* - * An assumption for fw_card_put() is that the card driver allocates - * the fw_card struct with kalloc and that it has been shut down - * before the last ref is dropped. - */ -void -fw_card_put(struct fw_card *card) -{ - kref_put(&card->kref, release_card); -} -EXPORT_SYMBOL(fw_card_put); - int fw_core_initiate_bus_reset(struct fw_card *card, int short_reset) { |