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Searched refs:write_ptr (Results 1 – 25 of 42) sorted by relevance

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/Linux-v4.19/drivers/misc/mic/scif/
Dscif_rb.c36 void scif_rb_init(struct scif_rb *rb, u32 *read_ptr, u32 *write_ptr, in scif_rb_init() argument
42 rb->write_ptr = write_ptr; in scif_rb_init()
44 rb->current_write_offset = *write_ptr; in scif_rb_init()
141 WRITE_ONCE(*rb->write_ptr, rb->current_write_offset); in scif_rb_commit()
150 WRITE_ONCE(*rb->write_ptr, rb->current_write_offset); in scif_rb_commit()
238 rb->current_write_offset = *rb->write_ptr; in scif_rb_count()
Dscif_rb.h76 u32 *write_ptr; member
83 void scif_rb_init(struct scif_rb *rb, u32 *read_ptr, u32 *write_ptr,
/Linux-v4.19/drivers/net/wireless/intel/iwlwifi/pcie/
Dtx.c94 used = (q->write_ptr - q->read_ptr) & in iwl_queue_space()
123 q->write_ptr = 0; in iwl_queue_init()
160 if (txq->read_ptr == txq->write_ptr) { in iwl_pcie_txq_stuck_timer()
180 int write_ptr = txq->write_ptr; in iwl_pcie_txq_update_byte_cnt_tbl() local
186 (void *)txq->entries[txq->write_ptr].cmd->payload; in iwl_pcie_txq_update_byte_cnt_tbl()
207 if (WARN_ON(len > 0xFFF || write_ptr >= TFD_QUEUE_SIZE_MAX)) in iwl_pcie_txq_update_byte_cnt_tbl()
212 scd_bc_tbl[txq_id].tfd_offset[write_ptr] = bc_ent; in iwl_pcie_txq_update_byte_cnt_tbl()
214 if (write_ptr < TFD_QUEUE_SIZE_BC_DUP) in iwl_pcie_txq_update_byte_cnt_tbl()
216 tfd_offset[TFD_QUEUE_SIZE_MAX + write_ptr] = bc_ent; in iwl_pcie_txq_update_byte_cnt_tbl()
288 IWL_DEBUG_TX(trans, "Q:%d WR: 0x%x\n", txq_id, txq->write_ptr); in iwl_pcie_txq_inc_wr_ptr()
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Dtx-gen2.c97 int idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); in iwl_pcie_gen2_update_byte_tbl()
135 IWL_DEBUG_TX(trans, "Q:%d WR: 0x%x\n", txq->id, txq->write_ptr); in iwl_pcie_gen2_txq_inc_wr_ptr()
141 iwl_write32(trans, HBUS_TARG_WRPTR, txq->write_ptr | (txq->id << 16)); in iwl_pcie_gen2_txq_inc_wr_ptr()
377 int idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); in iwl_pcie_gen2_build_tx_amsdu()
428 int idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); in iwl_pcie_gen2_build_tx()
508 int idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); in iwl_pcie_gen2_build_tfd()
587 idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); in iwl_trans_pcie_gen2_tx()
612 if (txq->read_ptr == txq->write_ptr) { in iwl_trans_pcie_gen2_tx()
620 txq->write_ptr = iwl_queue_inc_wrap(trans, txq->write_ptr); in iwl_trans_pcie_gen2_tx()
728 idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); in iwl_pcie_gen2_enqueue_hcmd()
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Dtrans.c2156 if (txq->read_ptr == txq->write_ptr) in iwl_trans_pcie_freeze_txq_timer()
2204 txq->write_ptr | (i << 8)); in iwl_trans_pcie_block_txq_ptrs()
2225 txq->read_ptr, txq->write_ptr); in iwl_trans_pcie_log_scd_error()
2238 txq->read_ptr, txq->write_ptr, in iwl_trans_pcie_log_scd_error()
2274 wr_ptr = READ_ONCE(txq->write_ptr); in iwl_trans_pcie_wait_txq_empty()
2276 while (txq->read_ptr != READ_ONCE(txq->write_ptr) && in iwl_trans_pcie_wait_txq_empty()
2279 u8 write_ptr = READ_ONCE(txq->write_ptr); in iwl_trans_pcie_wait_txq_empty() local
2281 if (WARN_ONCE(wr_ptr != write_ptr, in iwl_trans_pcie_wait_txq_empty()
2283 wr_ptr, write_ptr)) in iwl_trans_pcie_wait_txq_empty()
2288 if (txq->read_ptr != txq->write_ptr) { in iwl_trans_pcie_wait_txq_empty()
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/Linux-v4.19/drivers/hwtracing/coresight/
Dcoresight-etb10.c199 u32 read_ptr, write_ptr; in etb_dump_hw() local
205 write_ptr = readl_relaxed(drvdata->base + ETB_RAM_WRITE_POINTER); in etb_dump_hw()
207 frame_off = write_ptr % ETB_FRAME_SIZE_WORDS; in etb_dump_hw()
212 (unsigned long)write_ptr); in etb_dump_hw()
215 write_ptr += frame_endoff; in etb_dump_hw()
222 writel_relaxed(write_ptr, drvdata->base + ETB_RAM_READ_POINTER); in etb_dump_hw()
356 u32 read_ptr, write_ptr, capacity; in etb_update_buffer() local
372 write_ptr = readl_relaxed(drvdata->base + ETB_RAM_WRITE_POINTER); in etb_update_buffer()
379 if (write_ptr % ETB_FRAME_SIZE_WORDS) { in etb_update_buffer()
382 (unsigned long)write_ptr); in etb_update_buffer()
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Dcoresight-tmc-etf.c389 u64 read_ptr, write_ptr; in tmc_update_etf_buffer() local
407 write_ptr = tmc_read_rwp(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()
/Linux-v4.19/arch/powerpc/platforms/pseries/
Ddtl.c61 struct dtl_entry *write_ptr; member
78 struct dtl_entry *wp = dtlr->write_ptr; in consume_dtle()
94 dtlr->write_ptr = wp; in consume_dtle()
111 dtlr->write_ptr = dtl->buf; in dtl_start()
126 dtlr->write_ptr = NULL; in dtl_stop()
/Linux-v4.19/drivers/gpu/drm/amd/amdkfd/
Dkfd_queue.c40 pr_debug("Queue Write Pointer: 0x%px\n", q->write_ptr); in print_queue_properties()
57 pr_debug("Queue Write Pointer: 0x%px\n", q->properties.write_ptr); in print_queue()
Dkfd_mqd_manager_v9.c164 (uint32_t __user *)p->write_ptr, in load_mqd()
184 m->cp_hqd_pq_wptr_poll_addr_lo = lower_32_bits((uint64_t)q->write_ptr); in update_mqd()
185 m->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits((uint64_t)q->write_ptr); in update_mqd()
341 (uint32_t __user *)p->write_ptr, in load_mqd_sdma()
Dkfd_mqd_manager_vi.c156 (uint32_t __user *)p->write_ptr, in load_mqd()
179 m->cp_hqd_pq_wptr_poll_addr_lo = lower_32_bits((uint64_t)q->write_ptr); in __update_mqd()
180 m->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits((uint64_t)q->write_ptr); in __update_mqd()
343 (uint32_t __user *)p->write_ptr, in load_mqd_sdma()
Dkfd_kernel_queue_v9.c197 lower_32_bits((uint64_t)q->properties.write_ptr); in pm_map_queues_v9()
200 upper_32_bits((uint64_t)q->properties.write_ptr); in pm_map_queues_v9()
Dkfd_kernel_queue_vi.c233 lower_32_bits((uint64_t)q->properties.write_ptr); in pm_map_queues_vi()
236 upper_32_bits((uint64_t)q->properties.write_ptr); in pm_map_queues_vi()
Dkfd_mqd_manager_cik.c181 (uint32_t __user *)p->write_ptr, in load_mqd()
190 (uint32_t __user *)p->write_ptr, in load_mqd_sdma()
/Linux-v4.19/drivers/staging/comedi/
Dcomedi_buf.c512 unsigned int write_ptr = async->buf_write_ptr; in comedi_buf_memcpy_to() local
517 if (write_ptr + num_bytes > async->prealloc_bufsz) in comedi_buf_memcpy_to()
518 block_size = async->prealloc_bufsz - write_ptr; in comedi_buf_memcpy_to()
522 memcpy(async->prealloc_buf + write_ptr, data, block_size); in comedi_buf_memcpy_to()
527 write_ptr = 0; in comedi_buf_memcpy_to()
/Linux-v4.19/drivers/misc/mei/
Dhw-me.c463 char read_ptr, write_ptr; in mei_hbuf_filled_slots() local
468 write_ptr = (char) ((hcsr & H_CBWP) >> 16); 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
596 write_ptr = (char) ((me_csr & ME_CBWP_HRA) >> 16); in mei_me_count_full_read_slots()
597 filled_slots = (unsigned char) (write_ptr - read_ptr); in mei_me_count_full_read_slots()
/Linux-v4.19/drivers/net/ethernet/sfc/falcon/
Dfarch.c277 unsigned write_ptr; in ef4_farch_notify_tx_desc() local
280 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in ef4_farch_notify_tx_desc()
281 EF4_POPULATE_DWORD_1(reg, FRF_AZ_TX_DESC_WPTR_DWORD, write_ptr); in ef4_farch_notify_tx_desc()
290 unsigned write_ptr; in ef4_farch_push_tx_desc() local
296 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in ef4_farch_push_tx_desc()
298 FRF_AZ_TX_DESC_WPTR, write_ptr); in ef4_farch_push_tx_desc()
313 unsigned write_ptr; in ef4_farch_tx_write() local
321 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in ef4_farch_tx_write()
322 buffer = &tx_queue->buffer[write_ptr]; in ef4_farch_tx_write()
323 txd = ef4_tx_desc(tx_queue, write_ptr); in ef4_farch_tx_write()
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/Linux-v4.19/drivers/net/ethernet/sfc/
Dfarch.c286 unsigned write_ptr; in efx_farch_notify_tx_desc() local
289 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in efx_farch_notify_tx_desc()
290 EFX_POPULATE_DWORD_1(reg, FRF_AZ_TX_DESC_WPTR_DWORD, write_ptr); in efx_farch_notify_tx_desc()
299 unsigned write_ptr; in efx_farch_push_tx_desc() local
305 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in efx_farch_push_tx_desc()
307 FRF_AZ_TX_DESC_WPTR, write_ptr); in efx_farch_push_tx_desc()
322 unsigned write_ptr; in efx_farch_tx_write() local
330 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in efx_farch_tx_write()
331 buffer = &tx_queue->buffer[write_ptr]; in efx_farch_tx_write()
332 txd = efx_tx_desc(tx_queue, write_ptr); in efx_farch_tx_write()
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/Linux-v4.19/drivers/gpu/drm/i915/gvt/
Dexeclist.c146 write_pointer = ctx_status_ptr.write_ptr; in emulate_csb_update()
160 ctx_status_ptr.write_ptr = write_pointer; in emulate_csb_update()
526 ctx_status_ptr.write_ptr = 0x7; in init_vgpu_execlist()
Dexeclist.h86 u32 write_ptr :3; member
/Linux-v4.19/drivers/net/wireless/intel/iwlegacy/
D4965.c1554 int write_ptr = txq->q.write_ptr; in il4965_txq_update_byte_cnt_tbl() local
1558 WARN_ON(len > 0xFFF || write_ptr >= TFD_QUEUE_SIZE_MAX); in il4965_txq_update_byte_cnt_tbl()
1562 scd_bc_tbl[txq_id].tfd_offset[write_ptr] = bc_ent; in il4965_txq_update_byte_cnt_tbl()
1565 if (write_ptr < TFD_QUEUE_SIZE_BC_DUP) in il4965_txq_update_byte_cnt_tbl()
1566 scd_bc_tbl[txq_id].tfd_offset[TFD_QUEUE_SIZE_MAX + write_ptr] = in il4965_txq_update_byte_cnt_tbl()
Dcommon.c2749 il_wr(il, HBUS_TARG_WRPTR, txq->q.write_ptr | (txq_id << 8)); in il_txq_update_write_ptr()
2757 _il_wr(il, HBUS_TARG_WRPTR, txq->q.write_ptr | (txq_id << 8)); in il_txq_update_write_ptr()
2774 while (q->write_ptr != q->read_ptr) { in il_tx_queue_unmap()
2837 while (q->read_ptr != q->write_ptr) { 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()
3174 idx = il_get_cmd_idx(q, q->write_ptr, cmd->flags & CMD_SIZE_HUGE); in il_enqueue_hcmd()
3198 cpu_to_le16(QUEUE_TO_SEQ(il->cmd_queue) | IDX_TO_SEQ(q->write_ptr)); in il_enqueue_hcmd()
3213 q->write_ptr, idx, il->cmd_queue); in il_enqueue_hcmd()
[all …]
/Linux-v4.19/drivers/media/usb/pvrusb2/
Dpvrusb2-hdw.h243 void *write_ptr,unsigned int write_len,
/Linux-v4.19/drivers/staging/vc04_services/interface/vchi/message_drivers/
Dmessage.h86 uint32_t write_ptr; // hardware causes this to advance member
/Linux-v4.19/arch/mips/include/asm/ip32/
Dmace.h142 volatile unsigned long write_ptr; /* channel write pointer */ member

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