| /Linux-v4.19/drivers/misc/mic/scif/ |
| D | scif_rb.c | 36 void scif_rb_init(struct scif_rb *rb, u32 *read_ptr, u32 *write_ptr, in scif_rb_init() argument
41 rb->read_ptr = read_ptr; in scif_rb_init()
43 rb->current_read_offset = *read_ptr; in scif_rb_init()
91 rb->current_read_offset = *rb->read_ptr; in scif_rb_space()
213 WRITE_ONCE(*rb->read_ptr, new_offset); in scif_rb_update_read_ptr()
222 WRITE_ONCE(*rb->read_ptr, new_offset); in scif_rb_update_read_ptr()
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| D | scif_rb.h | 75 u32 *read_ptr; member
83 void scif_rb_init(struct scif_rb *rb, u32 *read_ptr, u32 *write_ptr,
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| /Linux-v4.19/drivers/net/wireless/intel/iwlwifi/pcie/ |
| D | tx.c | 94 used = (q->write_ptr - q->read_ptr) & in iwl_queue_space()
124 q->read_ptr = 0; in iwl_queue_init()
160 if (txq->read_ptr == txq->write_ptr) { in iwl_pcie_txq_stuck_timer()
226 int read_ptr = txq->read_ptr; in iwl_pcie_txq_inval_byte_cnt_tbl() local
230 (void *)txq->entries[read_ptr].cmd->payload; in iwl_pcie_txq_inval_byte_cnt_tbl()
232 WARN_ON(read_ptr >= TFD_QUEUE_SIZE_MAX); in iwl_pcie_txq_inval_byte_cnt_tbl()
239 scd_bc_tbl[txq_id].tfd_offset[read_ptr] = bc_ent; in iwl_pcie_txq_inval_byte_cnt_tbl()
241 if (read_ptr < TFD_QUEUE_SIZE_BC_DUP) in iwl_pcie_txq_inval_byte_cnt_tbl()
243 tfd_offset[TFD_QUEUE_SIZE_MAX + read_ptr] = bc_ent; in iwl_pcie_txq_inval_byte_cnt_tbl()
432 int rd_ptr = txq->read_ptr; in iwl_pcie_txq_free_tfd()
[all …]
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| D | tx-gen2.c | 187 int idx = iwl_pcie_get_cmd_index(txq, txq->read_ptr); in iwl_pcie_gen2_free_tfd()
612 if (txq->read_ptr == txq->write_ptr) { in iwl_trans_pcie_gen2_tx()
858 if (txq->read_ptr == txq->write_ptr && txq->wd_timeout) in iwl_pcie_gen2_enqueue_hcmd()
929 txq->read_ptr, txq->write_ptr); in iwl_pcie_gen2_send_hcmd_sync()
1022 while (txq->write_ptr != txq->read_ptr) { in iwl_pcie_gen2_txq_unmap()
1024 txq_id, txq->read_ptr); in iwl_pcie_gen2_txq_unmap()
1027 int idx = iwl_pcie_get_cmd_index(txq, txq->read_ptr); in iwl_pcie_gen2_txq_unmap()
1036 txq->read_ptr = iwl_queue_inc_wrap(trans, txq->read_ptr); in iwl_pcie_gen2_txq_unmap()
1038 if (txq->read_ptr == txq->write_ptr) { in iwl_pcie_gen2_txq_unmap()
1201 txq->read_ptr = wr_ptr; in iwl_trans_pcie_dyn_txq_alloc()
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| /Linux-v4.19/drivers/hwtracing/coresight/ |
| D | coresight-etb10.c | 199 u32 read_ptr, write_ptr; in etb_dump_hw() local
204 read_ptr = readl_relaxed(drvdata->base + ETB_RAM_READ_POINTER); in etb_dump_hw()
248 writel_relaxed(read_ptr, drvdata->base + ETB_RAM_READ_POINTER); in etb_dump_hw()
356 u32 read_ptr, write_ptr, capacity; in etb_update_buffer() local
371 read_ptr = readl_relaxed(drvdata->base + ETB_RAM_READ_POINTER); in etb_update_buffer()
398 read_ptr = write_ptr; in etb_update_buffer()
400 to_read = CIRC_CNT(write_ptr, read_ptr, drvdata->buffer_depth); in etb_update_buffer()
423 read_ptr = (write_ptr + drvdata->buffer_depth) - in etb_update_buffer()
426 if (read_ptr > (drvdata->buffer_depth - 1)) in etb_update_buffer()
427 read_ptr -= drvdata->buffer_depth; in etb_update_buffer()
[all …]
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| D | coresight-tmc-etf.c | 389 u64 read_ptr, write_ptr; in tmc_update_etf_buffer() local
406 read_ptr = tmc_read_rrp(drvdata); in tmc_update_etf_buffer()
418 to_read = CIRC_CNT(write_ptr, read_ptr, drvdata->size); in tmc_update_etf_buffer()
454 read_ptr = (write_ptr + drvdata->size) - to_read; in tmc_update_etf_buffer()
456 if (read_ptr > (drvdata->size - 1)) in tmc_update_etf_buffer()
457 read_ptr -= drvdata->size; in tmc_update_etf_buffer()
459 tmc_write_rrp(drvdata, read_ptr); in tmc_update_etf_buffer()
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| /Linux-v4.19/drivers/gpu/drm/amd/amdkfd/ |
| D | kfd_queue.c | 39 pr_debug("Queue Read Pointer: 0x%px\n", q->read_ptr); in print_queue_properties()
56 pr_debug("Queue Read Pointer: 0x%px\n", q->properties.read_ptr); in print_queue()
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| D | kfd_mqd_manager_cik.c | 215 m->cp_hqd_pq_rptr_report_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in __update_mqd()
216 m->cp_hqd_pq_rptr_report_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in __update_mqd()
260 m->sdma_rlc_rb_rptr_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in update_mqd_sdma()
261 m->sdma_rlc_rb_rptr_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in update_mqd_sdma()
397 m->cp_hqd_pq_rptr_report_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in update_mqd_hiq()
398 m->cp_hqd_pq_rptr_report_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in update_mqd_hiq()
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| D | kfd_mqd_manager_v9.c | 182 m->cp_hqd_pq_rptr_report_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in update_mqd()
183 m->cp_hqd_pq_rptr_report_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in update_mqd()
361 m->sdmax_rlcx_rb_rptr_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in update_mqd_sdma()
362 m->sdmax_rlcx_rb_rptr_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in update_mqd_sdma()
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| D | kfd_mqd_manager_vi.c | 177 m->cp_hqd_pq_rptr_report_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in __update_mqd()
178 m->cp_hqd_pq_rptr_report_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in __update_mqd()
361 m->sdmax_rlcx_rb_rptr_addr_lo = lower_32_bits((uint64_t)q->read_ptr); in update_mqd_sdma()
362 m->sdmax_rlcx_rb_rptr_addr_hi = upper_32_bits((uint64_t)q->read_ptr); in update_mqd_sdma()
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| /Linux-v4.19/drivers/w1/masters/ |
| D | ds2482.c | 146 static inline int ds2482_select_register(struct ds2482_data *pdev, u8 read_ptr) in ds2482_select_register() argument
148 if (pdev->read_prt != read_ptr) { in ds2482_select_register()
151 read_ptr) < 0) in ds2482_select_register()
154 pdev->read_prt = read_ptr; in ds2482_select_register()
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| /Linux-v4.19/drivers/net/ethernet/sfc/falcon/ |
| D | tx.c | 363 unsigned int stop_index, read_ptr; in ef4_dequeue_buffers() local
366 read_ptr = tx_queue->read_count & tx_queue->ptr_mask; in ef4_dequeue_buffers()
368 while (read_ptr != stop_index) { in ef4_dequeue_buffers()
369 struct ef4_tx_buffer *buffer = &tx_queue->buffer[read_ptr]; in ef4_dequeue_buffers()
375 tx_queue->queue, read_ptr); in ef4_dequeue_buffers()
383 read_ptr = tx_queue->read_count & tx_queue->ptr_mask; in ef4_dequeue_buffers()
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| D | selftest.c | 179 unsigned int read_ptr[EF4_MAX_CHANNELS]; in ef4_test_eventq_irq() local
186 read_ptr[channel->channel] = channel->eventq_read_ptr; in ef4_test_eventq_irq()
204 read_ptr[channel->channel]) { in ef4_test_eventq_irq()
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| /Linux-v4.19/drivers/staging/comedi/ |
| D | comedi_buf.c | 536 unsigned int read_ptr = async->buf_read_ptr; in comedi_buf_memcpy_from() local
541 src = async->prealloc_buf + read_ptr; in comedi_buf_memcpy_from()
543 if (nbytes >= async->prealloc_bufsz - read_ptr) in comedi_buf_memcpy_from()
544 block_size = async->prealloc_bufsz - read_ptr; in comedi_buf_memcpy_from()
551 read_ptr = 0; in comedi_buf_memcpy_from()
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| /Linux-v4.19/tools/testing/selftests/x86/ |
| D | protection_keys.c | 994 __attribute__((noinline)) int read_ptr(int *ptr) in read_ptr() function
1009 ptr_contents = read_ptr(ptr); in test_read_of_write_disabled_region()
1020 ptr_contents = read_ptr(ptr); in test_read_of_access_disabled_region()
1268 peek_result = read_ptr(ptr); in test_ptrace_of_child()
1278 peek_result = read_ptr(plain_ptr); in test_ptrace_of_child()
1322 ptr_contents = read_ptr(p1); in test_executing_on_unreadable_memory()
1337 ptr_contents = read_ptr(p1); in test_executing_on_unreadable_memory()
1353 ptr_contents = read_ptr(p1); in test_implicit_mprotect_exec_only_memory()
1366 ptr_contents = read_ptr(p1); in test_implicit_mprotect_exec_only_memory()
1381 ptr_contents = read_ptr(p1); in test_implicit_mprotect_exec_only_memory()
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| /Linux-v4.19/drivers/net/ethernet/sfc/ |
| D | tx.c | 619 unsigned int stop_index, read_ptr; in efx_dequeue_buffers() local
622 read_ptr = tx_queue->read_count & tx_queue->ptr_mask; in efx_dequeue_buffers()
624 while (read_ptr != stop_index) { in efx_dequeue_buffers()
625 struct efx_tx_buffer *buffer = &tx_queue->buffer[read_ptr]; in efx_dequeue_buffers()
631 tx_queue->queue, read_ptr); in efx_dequeue_buffers()
639 read_ptr = tx_queue->read_count & tx_queue->ptr_mask; in efx_dequeue_buffers()
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| D | selftest.c | 179 unsigned int read_ptr[EFX_MAX_CHANNELS]; in efx_test_eventq_irq() local
186 read_ptr[channel->channel] = channel->eventq_read_ptr; in efx_test_eventq_irq()
204 read_ptr[channel->channel]) { in efx_test_eventq_irq()
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| /Linux-v4.19/drivers/misc/mei/ |
| D | hw-me.c | 463 char read_ptr, write_ptr; in mei_hbuf_filled_slots() local
467 read_ptr = (char) ((hcsr & H_CBRP) >> 8); in mei_hbuf_filled_slots()
470 return (unsigned char) (write_ptr - read_ptr); in mei_hbuf_filled_slots()
590 char read_ptr, write_ptr; in mei_me_count_full_read_slots() local
595 read_ptr = (char) ((me_csr & ME_CBRP_HRA) >> 8); in mei_me_count_full_read_slots()
597 filled_slots = (unsigned char) (write_ptr - read_ptr); in mei_me_count_full_read_slots()
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| /Linux-v4.19/drivers/net/wireless/intel/iwlegacy/ |
| D | 3945.c | 295 for (idx = il_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx; in il3945_tx_queue_reclaim()
296 q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd)) { in il3945_tx_queue_reclaim()
298 skb = txq->skbs[txq->q.read_ptr]; in il3945_tx_queue_reclaim()
300 txq->skbs[txq->q.read_ptr] = NULL; in il3945_tx_queue_reclaim()
329 txq->q.n_bd, txq->q.write_ptr, txq->q.read_ptr); in il3945_hdl_tx()
347 info = IEEE80211_SKB_CB(txq->skbs[txq->q.read_ptr]); in il3945_hdl_tx()
654 int idx = txq->q.read_ptr; in il3945_hw_txq_free_tfd()
683 struct sk_buff *skb = txq->skbs[txq->q.read_ptr]; in il3945_hw_txq_free_tfd()
688 txq->skbs[txq->q.read_ptr] = NULL; in il3945_hw_txq_free_tfd()
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| D | common.c | 2774 while (q->write_ptr != q->read_ptr) { in il_tx_queue_unmap()
2776 q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd); in il_tx_queue_unmap()
2837 while (q->read_ptr != q->write_ptr) { in il_cmd_queue_unmap()
2838 i = il_get_cmd_idx(q, q->read_ptr, 0); in il_cmd_queue_unmap()
2848 q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd); in il_cmd_queue_unmap()
2927 int s = q->read_ptr - q->write_ptr; in il_queue_space()
2929 if (q->read_ptr > q->write_ptr) in il_queue_space()
2972 q->write_ptr = q->read_ptr = 0; in il_queue_init()
3269 q->write_ptr, q->read_ptr); in il_hcmd_queue_reclaim()
3273 for (idx = il_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx; in il_hcmd_queue_reclaim()
[all …]
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| D | 4965-mac.c | 2203 il->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); in il4965_txq_agg_enable()
2315 il->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); in il4965_txq_agg_disable()
2333 int write_ptr, read_ptr; in il4965_tx_agg_stop() local
2371 read_ptr = il->txq[txq_id].q.read_ptr; in il4965_tx_agg_stop()
2374 if (write_ptr != read_ptr) { in il4965_tx_agg_stop()
2419 q->read_ptr == q->write_ptr) { in il4965_txq_check_empty()
2482 q->write_ptr, q->read_ptr); in il4965_tx_queue_reclaim()
2486 for (idx = il_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx; in il4965_tx_queue_reclaim()
2487 q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd)) { in il4965_tx_queue_reclaim()
2489 skb = txq->skbs[txq->q.read_ptr]; in il4965_tx_queue_reclaim()
[all …]
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| /Linux-v4.19/drivers/gpu/drm/i915/gvt/ |
| D | execlist.h | 88 u32 read_ptr :3; member
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| /Linux-v4.19/drivers/gpu/drm/i915/ |
| D | intel_guc_log.c | 274 read_offset = log_buf_state_local.read_ptr; in guc_read_update_log_buffer()
283 log_buf_state->read_ptr = write_offset; in guc_read_update_log_buffer()
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| /Linux-v4.19/drivers/media/usb/pvrusb2/ |
| D | pvrusb2-hdw.h | 244 void *read_ptr,unsigned int read_len);
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| /Linux-v4.19/drivers/staging/vc04_services/interface/vchi/message_drivers/ |
| D | message.h | 87 uint32_t read_ptr; // this module does the reading member
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