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/Linux-v5.10/drivers/net/wireless/st/cw1200/
Dqueue.c3 * O(1) TX queue with built-in allocator for ST-Ericsson CW1200 drivers
11 #include "queue.h"
26 static inline void __cw1200_queue_lock(struct cw1200_queue *queue) in __cw1200_queue_lock() argument
28 struct cw1200_queue_stats *stats = queue->stats; in __cw1200_queue_lock()
29 if (queue->tx_locked_cnt++ == 0) { in __cw1200_queue_lock()
30 pr_debug("[TX] Queue %d is locked.\n", in __cw1200_queue_lock()
31 queue->queue_id); in __cw1200_queue_lock()
32 ieee80211_stop_queue(stats->priv->hw, queue->queue_id); in __cw1200_queue_lock()
36 static inline void __cw1200_queue_unlock(struct cw1200_queue *queue) in __cw1200_queue_unlock() argument
38 struct cw1200_queue_stats *stats = queue->stats; in __cw1200_queue_unlock()
[all …]
/Linux-v5.10/drivers/usb/gadget/function/
Duvc_queue.c25 * Video buffers queue management.
31 * the videobuf2 queue operations by serializing calls to videobuf2 and a
32 * spinlock to protect the IRQ queue that holds the buffers to be processed by
37 * videobuf2 queue operations
44 struct uvc_video_queue *queue = vb2_get_drv_priv(vq); in uvc_queue_setup() local
45 struct uvc_video *video = container_of(queue, struct uvc_video, queue); in uvc_queue_setup()
59 struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue); in uvc_buffer_prepare() local
69 if (unlikely(queue->flags & UVC_QUEUE_DISCONNECTED)) in uvc_buffer_prepare()
85 struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue); in uvc_buffer_queue() local
90 spin_lock_irqsave(&queue->irqlock, flags); in uvc_buffer_queue()
[all …]
/Linux-v5.10/drivers/media/usb/uvc/
Duvc_queue.c24 * Video buffers queue management.
30 * the videobuf2 queue operations by serializing calls to videobuf2 and a
31 * spinlock to protect the IRQ queue that holds the buffers to be processed by
36 uvc_queue_to_stream(struct uvc_video_queue *queue) in uvc_queue_to_stream() argument
38 return container_of(queue, struct uvc_streaming, queue); in uvc_queue_to_stream()
49 * This function must be called with the queue spinlock held.
51 static void uvc_queue_return_buffers(struct uvc_video_queue *queue, in uvc_queue_return_buffers() argument
58 while (!list_empty(&queue->irqqueue)) { in uvc_queue_return_buffers()
59 struct uvc_buffer *buf = list_first_entry(&queue->irqqueue, in uvc_queue_return_buffers()
61 queue); in uvc_queue_return_buffers()
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/Linux-v5.10/drivers/nvme/target/
Dtcp.c56 struct nvmet_tcp_queue *queue; member
158 static inline u16 nvmet_tcp_cmd_tag(struct nvmet_tcp_queue *queue, in nvmet_tcp_cmd_tag() argument
161 if (unlikely(!queue->nr_cmds)) { in nvmet_tcp_cmd_tag()
166 return cmd - queue->cmds; in nvmet_tcp_cmd_tag()
194 nvmet_tcp_get_cmd(struct nvmet_tcp_queue *queue) in nvmet_tcp_get_cmd() argument
198 cmd = list_first_entry_or_null(&queue->free_list, in nvmet_tcp_get_cmd()
214 if (unlikely(cmd == &cmd->queue->connect)) in nvmet_tcp_put_cmd()
217 list_add_tail(&cmd->entry, &cmd->queue->free_list); in nvmet_tcp_put_cmd()
220 static inline int queue_cpu(struct nvmet_tcp_queue *queue) in queue_cpu() argument
222 return queue->sock->sk->sk_incoming_cpu; in queue_cpu()
[all …]
Drdma.c47 struct nvmet_rdma_queue *queue; member
62 struct nvmet_rdma_queue *queue; member
144 MODULE_PARM_DESC(use_srq, "Use shared receive queue.");
154 MODULE_PARM_DESC(srq_size, "set Shared Receive Queue (SRQ) size, should >= 256 (default: 1024)");
169 static void nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue);
209 nvmet_rdma_get_rsp(struct nvmet_rdma_queue *queue) in nvmet_rdma_get_rsp() argument
214 spin_lock_irqsave(&queue->rsps_lock, flags); in nvmet_rdma_get_rsp()
215 rsp = list_first_entry_or_null(&queue->free_rsps, in nvmet_rdma_get_rsp()
219 spin_unlock_irqrestore(&queue->rsps_lock, flags); in nvmet_rdma_get_rsp()
227 ret = nvmet_rdma_alloc_rsp(queue->dev, rsp); in nvmet_rdma_get_rsp()
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/Linux-v5.10/drivers/net/wireless/broadcom/b43legacy/
Dpio.c22 static void tx_start(struct b43legacy_pioqueue *queue) in tx_start() argument
24 b43legacy_pio_write(queue, B43legacy_PIO_TXCTL, in tx_start()
28 static void tx_octet(struct b43legacy_pioqueue *queue, in tx_octet() argument
31 if (queue->need_workarounds) { in tx_octet()
32 b43legacy_pio_write(queue, B43legacy_PIO_TXDATA, octet); in tx_octet()
33 b43legacy_pio_write(queue, B43legacy_PIO_TXCTL, in tx_octet()
36 b43legacy_pio_write(queue, B43legacy_PIO_TXCTL, in tx_octet()
38 b43legacy_pio_write(queue, B43legacy_PIO_TXDATA, octet); in tx_octet()
63 static void tx_data(struct b43legacy_pioqueue *queue, in tx_data() argument
71 if (queue->need_workarounds) { in tx_data()
[all …]
/Linux-v5.10/drivers/scsi/arm/
Dqueue.c3 * linux/drivers/acorn/scsi/queue.c: queue handling primitives
46 #include "queue.h"
51 * Function: void queue_initialise (Queue_t *queue)
52 * Purpose : initialise a queue
53 * Params : queue - queue to initialise
55 int queue_initialise (Queue_t *queue) in queue_initialise() argument
60 spin_lock_init(&queue->queue_lock); in queue_initialise()
61 INIT_LIST_HEAD(&queue->head); in queue_initialise()
62 INIT_LIST_HEAD(&queue->free); in queue_initialise()
70 queue->alloc = q = kmalloc_array(nqueues, sizeof(QE_t), GFP_KERNEL); in queue_initialise()
[all …]
Dqueue.h3 * linux/drivers/acorn/scsi/queue.h: queue handling
18 * Function: void queue_initialise (Queue_t *queue)
19 * Purpose : initialise a queue
20 * Params : queue - queue to initialise
22 extern int queue_initialise (Queue_t *queue);
25 * Function: void queue_free (Queue_t *queue)
26 * Purpose : free a queue
27 * Params : queue - queue to free
29 extern void queue_free (Queue_t *queue);
32 * Function: struct scsi_cmnd *queue_remove (queue)
[all …]
/Linux-v5.10/drivers/net/xen-netback/
Drx.c36 static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue) in xenvif_rx_ring_slots_available() argument
42 skb = skb_peek(&queue->rx_queue); in xenvif_rx_ring_slots_available()
53 prod = queue->rx.sring->req_prod; in xenvif_rx_ring_slots_available()
54 cons = queue->rx.req_cons; in xenvif_rx_ring_slots_available()
59 queue->rx.sring->req_event = prod + 1; in xenvif_rx_ring_slots_available()
65 } while (queue->rx.sring->req_prod != prod); in xenvif_rx_ring_slots_available()
70 void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb) in xenvif_rx_queue_tail() argument
74 spin_lock_irqsave(&queue->rx_queue.lock, flags); in xenvif_rx_queue_tail()
76 __skb_queue_tail(&queue->rx_queue, skb); in xenvif_rx_queue_tail()
78 queue->rx_queue_len += skb->len; in xenvif_rx_queue_tail()
[all …]
Dnetback.c58 /* The time that packets can stay on the guest Rx internal queue
106 static void xenvif_idx_release(struct xenvif_queue *queue, u16 pending_idx,
109 static void make_tx_response(struct xenvif_queue *queue,
113 static void push_tx_responses(struct xenvif_queue *queue);
115 static inline int tx_work_todo(struct xenvif_queue *queue);
117 static inline unsigned long idx_to_pfn(struct xenvif_queue *queue, in idx_to_pfn() argument
120 return page_to_pfn(queue->mmap_pages[idx]); in idx_to_pfn()
123 static inline unsigned long idx_to_kaddr(struct xenvif_queue *queue, in idx_to_kaddr() argument
126 return (unsigned long)pfn_to_kaddr(idx_to_pfn(queue, idx)); in idx_to_kaddr()
159 void xenvif_kick_thread(struct xenvif_queue *queue) in xenvif_kick_thread() argument
[all …]
Dinterface.c47 /* Number of bytes allowed on the internal guest Rx queue. */
55 void xenvif_skb_zerocopy_prepare(struct xenvif_queue *queue, in xenvif_skb_zerocopy_prepare() argument
59 atomic_inc(&queue->inflight_packets); in xenvif_skb_zerocopy_prepare()
62 void xenvif_skb_zerocopy_complete(struct xenvif_queue *queue) in xenvif_skb_zerocopy_complete() argument
64 atomic_dec(&queue->inflight_packets); in xenvif_skb_zerocopy_complete()
70 wake_up(&queue->dealloc_wq); in xenvif_skb_zerocopy_complete()
80 static bool xenvif_handle_tx_interrupt(struct xenvif_queue *queue) in xenvif_handle_tx_interrupt() argument
84 rc = RING_HAS_UNCONSUMED_REQUESTS(&queue->tx); in xenvif_handle_tx_interrupt()
86 napi_schedule(&queue->napi); in xenvif_handle_tx_interrupt()
92 struct xenvif_queue *queue = dev_id; in xenvif_tx_interrupt() local
[all …]
/Linux-v5.10/drivers/nvme/host/
Dtcp.c43 struct nvme_tcp_queue *queue; member
138 static int nvme_tcp_try_send(struct nvme_tcp_queue *queue);
145 static inline int nvme_tcp_queue_id(struct nvme_tcp_queue *queue) in nvme_tcp_queue_id() argument
147 return queue - queue->ctrl->queues; in nvme_tcp_queue_id()
150 static inline struct blk_mq_tags *nvme_tcp_tagset(struct nvme_tcp_queue *queue) in nvme_tcp_tagset() argument
152 u32 queue_idx = nvme_tcp_queue_id(queue); in nvme_tcp_tagset()
155 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_tcp_tagset()
156 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_tcp_tagset()
159 static inline u8 nvme_tcp_hdgst_len(struct nvme_tcp_queue *queue) in nvme_tcp_hdgst_len() argument
161 return queue->hdr_digest ? NVME_TCP_DIGEST_LENGTH : 0; in nvme_tcp_hdgst_len()
[all …]
/Linux-v5.10/drivers/iio/buffer/
Dindustrialio-buffer-dma.c33 * means of two queues. The incoming queue and the outgoing queue. Blocks on the
34 * incoming queue are waiting for the DMA controller to pick them up and fill
35 * them with data. Block on the outgoing queue have been filled with data and
51 * incoming or outgoing queue the block will be freed.
100 dma_free_coherent(block->queue->dev, PAGE_ALIGN(block->size), in iio_buffer_block_release()
103 iio_buffer_put(&block->queue->buffer); in iio_buffer_block_release()
166 struct iio_dma_buffer_queue *queue, size_t size) in iio_dma_buffer_alloc_block() argument
174 block->vaddr = dma_alloc_coherent(queue->dev, PAGE_ALIGN(size), in iio_dma_buffer_alloc_block()
183 block->queue = queue; in iio_dma_buffer_alloc_block()
187 iio_buffer_get(&queue->buffer); in iio_dma_buffer_alloc_block()
[all …]
/Linux-v5.10/drivers/net/
Dxen-netfront.c89 /* Queue name is interface name with "-qNNN" appended */
92 /* IRQ name is queue name with "-tx" or "-rx" appended */
106 unsigned int id; /* Queue ID, 0-based */
165 /* Multi-queue support */
219 static struct sk_buff *xennet_get_rx_skb(struct netfront_queue *queue, in xennet_get_rx_skb() argument
223 struct sk_buff *skb = queue->rx_skbs[i]; in xennet_get_rx_skb()
224 queue->rx_skbs[i] = NULL; in xennet_get_rx_skb()
228 static grant_ref_t xennet_get_rx_ref(struct netfront_queue *queue, in xennet_get_rx_ref() argument
232 grant_ref_t ref = queue->grant_rx_ref[i]; in xennet_get_rx_ref()
233 queue->grant_rx_ref[i] = GRANT_INVALID_REF; in xennet_get_rx_ref()
[all …]
/Linux-v5.10/drivers/crypto/cavium/zip/
Dzip_device.c50 * zip_cmd_queue_consumed - Calculates the space consumed in the command queue.
53 * @queue: Queue number
55 * Return: Bytes consumed in the command queue buffer.
57 static inline u32 zip_cmd_queue_consumed(struct zip_device *zip_dev, int queue) in zip_cmd_queue_consumed() argument
59 return ((zip_dev->iq[queue].sw_head - zip_dev->iq[queue].sw_tail) * in zip_cmd_queue_consumed()
64 * zip_load_instr - Submits the instruction into the ZIP command queue
69 * This function copies the ZIP instruction to the command queue and rings the
71 * queue is maintained in a circular fashion. When there is space for exactly
72 * one instruction in the queue, next chunk pointer of the queue is made to
73 * point to the head of the queue, thus maintaining a circular queue.
[all …]
/Linux-v5.10/drivers/misc/genwqe/
Dcard_ddcb.c14 * Device Driver Control Block (DDCB) queue support. Definition of
15 * interrupt handlers for queue support as well as triggering the
40 * Situation (1): Empty queue
56 * Situation (3): Queue wrapped, A > N
64 * Situation (4a): Queue full N > A
73 * Situation (4a): Queue full A > N
82 static int queue_empty(struct ddcb_queue *queue) in queue_empty() argument
84 return queue->ddcb_next == queue->ddcb_act; in queue_empty()
87 static int queue_enqueued_ddcbs(struct ddcb_queue *queue) in queue_enqueued_ddcbs() argument
89 if (queue->ddcb_next >= queue->ddcb_act) in queue_enqueued_ddcbs()
[all …]
/Linux-v5.10/drivers/crypto/hisilicon/sec/
Dsec_drv.c227 static int sec_queue_map_io(struct sec_queue *queue) in sec_queue_map_io() argument
229 struct device *dev = queue->dev_info->dev; in sec_queue_map_io()
234 2 + queue->queue_id); in sec_queue_map_io()
236 dev_err(dev, "Failed to get queue %d memory resource\n", in sec_queue_map_io()
237 queue->queue_id); in sec_queue_map_io()
240 queue->regs = ioremap(res->start, resource_size(res)); in sec_queue_map_io()
241 if (!queue->regs) in sec_queue_map_io()
247 static void sec_queue_unmap_io(struct sec_queue *queue) in sec_queue_unmap_io() argument
249 iounmap(queue->regs); in sec_queue_unmap_io()
252 static int sec_queue_ar_pkgattr(struct sec_queue *queue, u32 ar_pkg) in sec_queue_ar_pkgattr() argument
[all …]
/Linux-v5.10/drivers/net/wireless/ralink/rt2x00/
Drt2x00queue.c12 Abstract: rt2x00 queue specific routines.
25 struct data_queue *queue = entry->queue; in rt2x00queue_alloc_rxskb() local
26 struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; in rt2x00queue_alloc_rxskb()
37 frame_size = queue->data_size + queue->desc_size + queue->winfo_size; in rt2x00queue_alloc_rxskb()
95 struct device *dev = entry->queue->rt2x00dev->dev; in rt2x00queue_map_txskb()
112 struct device *dev = entry->queue->rt2x00dev->dev; in rt2x00queue_unmap_skb()
490 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; in rt2x00queue_write_tx_data()
495 * a queue corruption! in rt2x00queue_write_tx_data()
500 "Corrupt queue %d, accessing entry which is not ours\n" in rt2x00queue_write_tx_data()
502 entry->queue->qid, DRV_PROJECT); in rt2x00queue_write_tx_data()
[all …]
Drt2x00queue.h10 Abstract: rt2x00 queue datastructures and routines
33 * enum data_queue_qid: Queue identification
35 * @QID_AC_VO: AC VO queue
36 * @QID_AC_VI: AC VI queue
37 * @QID_AC_BE: AC BE queue
38 * @QID_AC_BK: AC BK queue
39 * @QID_HCCA: HCCA queue
40 * @QID_MGMT: MGMT queue (prio queue)
41 * @QID_RX: RX queue
43 * @QID_BEACON: Beacon queue (value unspecified, don't send it to device)
[all …]
/Linux-v5.10/drivers/soc/ixp4xx/
Dixp4xx-qmgr.c3 * Intel IXP4xx Queue Manager driver for Linux
28 void qmgr_put_entry(unsigned int queue, u32 val) in qmgr_put_entry() argument
31 BUG_ON(!qmgr_queue_descs[queue]); /* not yet requested */ in qmgr_put_entry()
33 printk(KERN_DEBUG "Queue %s(%i) put %X\n", in qmgr_put_entry()
34 qmgr_queue_descs[queue], queue, val); in qmgr_put_entry()
36 __raw_writel(val, &qmgr_regs->acc[queue][0]); in qmgr_put_entry()
39 u32 qmgr_get_entry(unsigned int queue) in qmgr_get_entry() argument
42 val = __raw_readl(&qmgr_regs->acc[queue][0]); in qmgr_get_entry()
44 BUG_ON(!qmgr_queue_descs[queue]); /* not yet requested */ in qmgr_get_entry()
46 printk(KERN_DEBUG "Queue %s(%i) get %X\n", in qmgr_get_entry()
[all …]
/Linux-v5.10/drivers/net/ethernet/ibm/ehea/
Dehea_qmr.h40 * WQE - Work Queue Entry
41 * SWQE - Send Work Queue Entry
42 * RWQE - Receive Work Queue Entry
43 * CQE - Completion Queue Entry
44 * EQE - Event Queue Entry
196 static inline void *hw_qeit_calc(struct hw_queue *queue, u64 q_offset) in hw_qeit_calc() argument
200 if (q_offset >= queue->queue_length) in hw_qeit_calc()
201 q_offset -= queue->queue_length; in hw_qeit_calc()
202 current_page = (queue->queue_pages)[q_offset >> EHEA_PAGESHIFT]; in hw_qeit_calc()
206 static inline void *hw_qeit_get(struct hw_queue *queue) in hw_qeit_get() argument
[all …]
/Linux-v5.10/drivers/gpu/drm/vmwgfx/
Dvmwgfx_marker.c37 void vmw_marker_queue_init(struct vmw_marker_queue *queue) in vmw_marker_queue_init() argument
39 INIT_LIST_HEAD(&queue->head); in vmw_marker_queue_init()
40 queue->lag = 0; in vmw_marker_queue_init()
41 queue->lag_time = ktime_get_raw_ns(); in vmw_marker_queue_init()
42 spin_lock_init(&queue->lock); in vmw_marker_queue_init()
45 void vmw_marker_queue_takedown(struct vmw_marker_queue *queue) in vmw_marker_queue_takedown() argument
49 spin_lock(&queue->lock); in vmw_marker_queue_takedown()
50 list_for_each_entry_safe(marker, next, &queue->head, head) { in vmw_marker_queue_takedown()
53 spin_unlock(&queue->lock); in vmw_marker_queue_takedown()
56 int vmw_marker_push(struct vmw_marker_queue *queue, in vmw_marker_push() argument
[all …]
/Linux-v5.10/net/sunrpc/
Dsched.c76 * queue->lock and bh_disabled in order to avoid races within
80 __rpc_disable_timer(struct rpc_wait_queue *queue, struct rpc_task *task) in __rpc_disable_timer() argument
86 if (list_empty(&queue->timer_list.list)) in __rpc_disable_timer()
87 cancel_delayed_work(&queue->timer_list.dwork); in __rpc_disable_timer()
91 rpc_set_queue_timer(struct rpc_wait_queue *queue, unsigned long expires) in rpc_set_queue_timer() argument
94 queue->timer_list.expires = expires; in rpc_set_queue_timer()
99 mod_delayed_work(rpciod_workqueue, &queue->timer_list.dwork, expires); in rpc_set_queue_timer()
106 __rpc_add_timer(struct rpc_wait_queue *queue, struct rpc_task *task, in __rpc_add_timer() argument
110 if (list_empty(&queue->timer_list.list) || time_before(timeout, queue->timer_list.expires)) in __rpc_add_timer()
111 rpc_set_queue_timer(queue, timeout); in __rpc_add_timer()
[all …]
/Linux-v5.10/drivers/net/wireless/ath/ath5k/
Dqcu.c20 Queue Control Unit, DCF Control Unit Functions
31 * DOC: Queue Control Unit (QCU)/DCF Control Unit (DCU) functions
35 * basically we have 10 queues to play with. Each queue has a matching
36 * QCU that controls when the queue will get triggered and multiple QCUs
39 * and DCUs allowing us to have different DFS settings for each queue.
41 * When a frame goes into a TX queue, QCU decides when it'll trigger a
43 * it's buffer or -if it's a beacon queue- if it's time to fire up the queue
58 * ath5k_hw_num_tx_pending() - Get number of pending frames for a given queue
60 * @queue: One of enum ath5k_tx_queue_id
63 ath5k_hw_num_tx_pending(struct ath5k_hw *ah, unsigned int queue) in ath5k_hw_num_tx_pending() argument
[all …]
/Linux-v5.10/drivers/gpu/drm/amd/amdkfd/
Dkfd_queue.c32 pr_debug("Printing queue properties:\n"); in print_queue_properties()
33 pr_debug("Queue Type: %u\n", q->type); in print_queue_properties()
34 pr_debug("Queue Size: %llu\n", q->queue_size); in print_queue_properties()
35 pr_debug("Queue percent: %u\n", q->queue_percent); in print_queue_properties()
36 pr_debug("Queue Address: 0x%llX\n", q->queue_address); in print_queue_properties()
37 pr_debug("Queue Id: %u\n", q->queue_id); in print_queue_properties()
38 pr_debug("Queue Process Vmid: %u\n", q->vmid); in print_queue_properties()
39 pr_debug("Queue Read Pointer: 0x%px\n", q->read_ptr); in print_queue_properties()
40 pr_debug("Queue Write Pointer: 0x%px\n", q->write_ptr); in print_queue_properties()
41 pr_debug("Queue Doorbell Pointer: 0x%p\n", q->doorbell_ptr); in print_queue_properties()
[all …]

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