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Searched refs:CIRC_CNT (Results 1 – 25 of 25) sorted by relevance

/linux/net/rxrpc/
H A Dcall_accept.c61 tmp = CIRC_CNT(call_head, call_tail, size); in rxrpc_service_prealloc_one()
70 if (CIRC_CNT(head, tail, size) < max) { in rxrpc_service_prealloc_one()
83 if (CIRC_CNT(head, tail, size) < max) { in rxrpc_service_prealloc_one()
197 while (CIRC_CNT(head, tail, size) > 0) { in rxrpc_discard_prealloc()
206 while (CIRC_CNT(head, tail, size) > 0) { in rxrpc_discard_prealloc()
220 while (CIRC_CNT(head, tail, size) > 0) { in rxrpc_discard_prealloc()
265 call_count = CIRC_CNT(call_head, call_tail, RXRPC_BACKLOG_MAX); in rxrpc_alloc_incoming_call()
268 conn_count = CIRC_CNT(conn_head, conn_tail, RXRPC_BACKLOG_MAX); in rxrpc_alloc_incoming_call()
272 ASSERTCMP(CIRC_CNT(peer_head, peer_tail, RXRPC_BACKLOG_MAX), >=, in rxrpc_alloc_incoming_call()
/linux/Documentation/translations/zh_CN/core-api/
H A Dcircular-buffers.rst97 CIRC_CNT(head_index, tail_index, buffer_size);
115 (2) CIRC_CNT*()是为了在消费者中使用。对消费者来说，它们将返回一个下限，因为消费
183 if (CIRC_CNT(head, tail, buffer->size) >= 1) {
/linux/include/linux/
H A Dcirc_buf.h16 #define CIRC_CNT(head,tail,size) (((head) - (tail)) & ((size)-1)) macro
21 #define CIRC_SPACE(head,tail,size) CIRC_CNT((tail),((head)+1),(size))
/linux/drivers/platform/chrome/
H A Dcros_ec_debugfs.c145 while (!CIRC_CNT(cb->head, cb->tail, LOG_SIZE)) { in cros_ec_console_log_read()
154 CIRC_CNT(cb->head, cb->tail, LOG_SIZE)); in cros_ec_console_log_read()
188 if (CIRC_CNT(debug_info->log_buffer.head, in cros_ec_console_log_poll()
/linux/drivers/net/wireless/quantenna/qtnfmac/pcie/
H A Dtopaz_pcie.c407 if (CIRC_CNT(priv->tx_bd_w_index, tx_done_index, priv->tx_bd_num)) in qtnf_topaz_data_tx_reclaim()
411 while (CIRC_CNT(tx_done_index, i, priv->tx_bd_num)) { in qtnf_topaz_data_tx_reclaim()
782 CIRC_CNT(priv->tx_bd_w_index, priv->tx_bd_r_index, in qtnf_dbg_pkt_stats()
785 CIRC_CNT(tx_done_index, priv->tx_bd_r_index, in qtnf_dbg_pkt_stats()
788 CIRC_CNT(priv->tx_bd_w_index, tx_done_index, in qtnf_dbg_pkt_stats()
H A Dpearl_pcie.c482 while (CIRC_CNT(tx_done_index, i, priv->tx_bd_num)) { in qtnf_pearl_data_tx_reclaim()
892 CIRC_CNT(priv->tx_bd_w_index, priv->tx_bd_r_index, in qtnf_dbg_hdp_stats()
/linux/Documentation/core-api/
H A Dcircular-buffers.rst97 CIRC_CNT(head_index, tail_index, buffer_size);
121 (2) CIRC_CNT*() are intended to be used in the consumer. To the consumer they
203 if (CIRC_CNT(head, tail, buffer->size) >= 1) {
/linux/drivers/tty/
H A Dehv_bytechan.c428 count = CIRC_CNT(bc->head, bc->tail, BUF_SIZE); in ehv_bc_tx_dequeue()
433 if (CIRC_CNT(bc->head, bc->tail, BUF_SIZE)) in ehv_bc_tx_dequeue()
/linux/drivers/infiniband/hw/hfi1/
H A Dtid_rdma.c1480 CIRC_CNT(req->setup_head, clear_tail, MAX_FLOWS) >= in hfi1_kern_exp_rcv_setup()
1564 if (!CIRC_CNT(req->setup_head, req->clear_tail, MAX_FLOWS)) in hfi1_kern_exp_rcv_clear()
1600 while (CIRC_CNT(req->setup_head, req->clear_tail, MAX_FLOWS)) { in hfi1_kern_exp_rcv_clear_all()
1689 for ( ; CIRC_CNT(head, tail, MAX_FLOWS); in find_flow_ib()
2126 if (CIRC_CNT(req->flow_idx, req->clear_tail, MAX_FLOWS)) { in tid_rdma_rcv_error()
2129 CIRC_CNT(req->flow_idx, req->clear_tail, in tid_rdma_rcv_error()
2144 if (CIRC_CNT(req->setup_head, req->flow_idx, in tid_rdma_rcv_error()
2173 CIRC_CNT(req->flow_idx, in tid_rdma_rcv_error()
3140 for (; CIRC_CNT(req->setup_head, fidx, MAX_FLOWS); in hfi1_tid_rdma_restart_req()
3882 if (!CIRC_CNT(req->setup_head, req->flow_idx, MAX_FLOWS)) in hfi1_build_tid_rdma_write_resp()
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H A Dipoib_tx.c369 CIRC_CNT(head, tail, tx_ring->max_items)); in hfi1_ipoib_send_dma_common()
/linux/drivers/gpu/drm/
H A Ddrm_debugfs_crc.c182 return CIRC_CNT(crc->head, crc->tail, DRM_CRC_ENTRIES_NR); in crtc_crc_data_count()
/linux/drivers/edac/
H A Dthunderx_edac.c587 while (CIRC_CNT(lmc->ring_head, lmc->ring_tail, in thunderx_lmc_threaded_isr()
1118 while (CIRC_CNT(ocx->com_ring_head, ocx->com_ring_tail, in thunderx_ocx_com_threaded_isr()
1199 while (CIRC_CNT(ocx->link_ring_head, ocx->link_ring_tail, in thunderx_ocx_lnk_threaded_isr()
1883 while (CIRC_CNT(l2c->ring_head, l2c->ring_tail, in thunderx_l2c_threaded_isr()
/linux/tools/power/acpi/tools/acpidbg/
H A Dacpidbg.c42 (CIRC_CNT((circ)->head, (circ)->tail, ACPI_AML_BUF_SIZE))
/linux/drivers/scsi/arcmsr/
H A Darcmsr_attr.c85 allxfer_len = CIRC_CNT(head, tail, ARCMSR_MAX_QBUFFER); in arcmsr_sysfs_iop_message_read()
/linux/drivers/gpu/drm/msm/
H A Dmsm_rd.c72 (CIRC_CNT((circ)->head, (circ)->tail, BUF_SZ))
/linux/drivers/hwtracing/coresight/
H A Dultrasoc-smb.c46 sdb->data_size = CIRC_CNT(buf_wrptr, sdb->buf_rdptr, in smb_update_data_size()
H A Dcoresight-tmc-etf.c518 to_read = CIRC_CNT(write_ptr, read_ptr, drvdata->size); in tmc_update_etf_buffer()
H A Dcoresight-etb10.c485 to_read = CIRC_CNT(write_ptr, read_ptr, drvdata->buffer_depth); in etb_update_buffer()
/linux/drivers/acpi/
H A Dacpi_dbg.c28 (CIRC_CNT((circ)->head, (circ)->tail, ACPI_AML_BUF_SIZE))
/linux/drivers/dma/qcom/
H A Dbam_dma.c844 avail = CIRC_CNT(offset, bchan->head, MAX_DESCRIPTORS + 1); in process_channel_irqs()
/linux/drivers/platform/mellanox/
H A Dmlxbf-tmfifo.c556 size = CIRC_CNT(cons->tx_buf.head, cons->tx_buf.tail, in mlxbf_tmfifo_console_tx()
/linux/drivers/tty/serial/
H A Dfsl_lpuart.c1272 count = CIRC_CNT(ring->head, ring->tail, sport->rx_sgl.length); in lpuart32_dma_idleint()
1325 count = CIRC_CNT(ring->head, ring->tail, sport->rx_sgl.length); in lpuart_timer_func()
/linux/drivers/net/ethernet/calxeda/
H A Dxgmac.c398 #define dma_ring_cnt(h, t, s) CIRC_CNT(h, t, s)
/linux/drivers/scsi/isci/
H A Dhost.c983 return CIRC_CNT(ihost->tci_head, ihost->tci_tail, SCI_MAX_IO_REQUESTS); in isci_tci_active()
/linux/drivers/net/ethernet/cadence/
H A Dmacb_main.c692 count = CIRC_CNT(head, tail, ring_size); in gem_shuffle_tx_one_ring()
1334 CIRC_CNT(queue->tx_head, queue->tx_tail, in macb_tx_complete()