Searched refs:last_ptr (Results 1 – 4 of 4) sorted by relevance
| /Linux-v5.4/sound/isa/sb/ |
| D | emu8000_pcm.c | 51 int last_ptr; member
191 if (ptr < rec->last_ptr) in emu8k_pcm_timer_func()
192 delta = ptr + rec->buf_size - rec->last_ptr; in emu8k_pcm_timer_func()
194 delta = ptr - rec->last_ptr; in emu8k_pcm_timer_func()
196 rec->last_ptr = ptr; in emu8k_pcm_timer_func()
610 rec->last_ptr = 0; in emu8k_pcm_prepare()
|
| /Linux-v5.4/fs/btrfs/ |
| D | extent-tree.c | 3479 struct btrfs_free_cluster *last_ptr, in find_free_extent_clustered() argument
3488 cluster_bg = btrfs_lock_cluster(bg, last_ptr, ffe_ctl->delalloc); in find_free_extent_clustered()
3495 offset = btrfs_alloc_from_cluster(cluster_bg, last_ptr, in find_free_extent_clustered()
3500 spin_unlock(&last_ptr->refill_lock); in find_free_extent_clustered()
3507 WARN_ON(last_ptr->block_group != cluster_bg); in find_free_extent_clustered()
3522 spin_unlock(&last_ptr->refill_lock); in find_free_extent_clustered()
3528 btrfs_return_cluster_to_free_space(NULL, last_ptr); in find_free_extent_clustered()
3535 spin_unlock(&last_ptr->refill_lock); in find_free_extent_clustered()
3542 ret = btrfs_find_space_cluster(bg, last_ptr, ffe_ctl->search_start, in find_free_extent_clustered()
3546 offset = btrfs_alloc_from_cluster(bg, last_ptr, in find_free_extent_clustered()
[all …]
|
| /Linux-v5.4/drivers/rapidio/devices/ |
| D | tsi721.c | 1752 u64 *sts_ptr, last_ptr = 0, prev_ptr = 0; in tsi721_omsg_handler() local
1765 prev_ptr = last_ptr; in tsi721_omsg_handler()
1766 last_ptr = le64_to_cpu(sts_ptr[j]); in tsi721_omsg_handler()
1775 if (last_ptr == 0) in tsi721_omsg_handler()
1786 tx_slot = (last_ptr - (u64)priv->omsg_ring[ch].omd_phys)/ in tsi721_omsg_handler()
|
| /Linux-v5.4/Documentation/sound/kernel-api/ |
| D | writing-an-alsa-driver.rst | 2188 unsigned int last_ptr, size;
2190 last_ptr = get_hw_ptr(chip);
2194 if (last_ptr < chip->last_ptr)
2195 size = runtime->buffer_size + last_ptr
2196 - chip->last_ptr;
2198 size = last_ptr - chip->last_ptr;
2200 chip->last_ptr = last_ptr;
|
