| /Linux-v4.19/drivers/gpu/drm/i915/ |
| D | intel_guc_log.c | 232 unsigned int buffer_size, read_offset, write_offset, bytes_to_copy, full_cnt; in guc_read_update_log_buffer() local
274 read_offset = log_buf_state_local.read_ptr; in guc_read_update_log_buffer()
303 read_offset = 0; in guc_read_update_log_buffer()
305 } else if (unlikely((read_offset > buffer_size) || in guc_read_update_log_buffer()
309 read_offset = 0; in guc_read_update_log_buffer()
314 if (read_offset > write_offset) { in guc_read_update_log_buffer()
316 bytes_to_copy = buffer_size - read_offset; in guc_read_update_log_buffer()
318 bytes_to_copy = write_offset - read_offset; in guc_read_update_log_buffer()
320 i915_memcpy_from_wc(dst_data + read_offset, in guc_read_update_log_buffer()
321 src_data + read_offset, bytes_to_copy); in guc_read_update_log_buffer()
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| /Linux-v4.19/arch/powerpc/platforms/cell/ |
| D | axon_msi.c | 75 u32 read_offset; member
110 while (msic->read_offset != write_offset && retry < 100) { in axon_msi_cascade()
111 idx = msic->read_offset / sizeof(__le32); in axon_msi_cascade()
116 write_offset, msic->read_offset, msi); in axon_msi_cascade()
140 msic->read_offset += MSIC_FIFO_ENTRY_SIZE; in axon_msi_cascade()
141 msic->read_offset &= MSIC_FIFO_SIZE_MASK; in axon_msi_cascade()
147 msic->read_offset += MSIC_FIFO_ENTRY_SIZE; in axon_msi_cascade()
148 msic->read_offset &= MSIC_FIFO_SIZE_MASK; in axon_msi_cascade()
405 msic->read_offset = dcr_read(msic->dcr_host, MSIC_WRITE_OFFSET_REG) in axon_msi_probe()
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| /Linux-v4.19/drivers/input/mouse/ |
| D | cyapa_gen6.c | 561 u16 read_offset, u16 read_len, u8 data_id, in cyapa_pip_retrieve_data_structure() argument
566 __le16 read_offset; in cyapa_pip_retrieve_data_structure() member
579 put_unaligned_le16(read_offset, &cmd.read_offset); in cyapa_pip_retrieve_data_structure()
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| D | cyapa_gen5.c | 332 __le16 read_offset; member
2246 put_unaligned_le16(offset, &panel_sacn_data->read_offset); in cyapa_gen5_read_panel_scan_raw_data()
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| /Linux-v4.19/drivers/net/ethernet/netronome/nfp/ |
| D | nfp_asm.h | 425 static inline u32 nfp_get_ind_csr_ctx_ptr_offs(u32 read_offset) in nfp_get_ind_csr_ctx_ptr_offs() argument
427 return (read_offset & ~NFP_IND_ME_CTX_PTR_BASE_MASK) | NFP_CSR_CTX_PTR; in nfp_get_ind_csr_ctx_ptr_offs()
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| /Linux-v4.19/drivers/gpu/drm/etnaviv/ |
| D | etnaviv_gem_submit.c | 326 if (r->read_offset == 0) { in submit_perfmon_validate()
331 if (r->read_offset >= bo->obj->base.size - sizeof(u32)) { in submit_perfmon_validate()
350 submit->pmrs[i].offset = r->read_offset; in submit_perfmon_validate()
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| /Linux-v4.19/drivers/media/pci/saa7134/ |
| D | saa7134-alsa.c | 607 dev->dmasound.read_offset += snd_pcm_lib_period_bytes(substream); in snd_card_saa7134_capture_pointer()
608 if (dev->dmasound.read_offset == dev->dmasound.bufsize) in snd_card_saa7134_capture_pointer()
609 dev->dmasound.read_offset = 0; in snd_card_saa7134_capture_pointer()
612 return bytes_to_frames(runtime, dev->dmasound.read_offset); in snd_card_saa7134_capture_pointer()
818 dev->dmasound.read_offset = 0; in snd_card_saa7134_capture_open()
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| D | saa7134.h | 526 unsigned int read_offset; member
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| /Linux-v4.19/kernel/ |
| D | relay.c | 1040 size_t read_subbuf, read_offset, write_subbuf, write_offset; in relay_file_read_subbuf_avail() local
1046 read_offset = read_pos % subbuf_size; in relay_file_read_subbuf_avail()
1050 if (read_offset + padding < write_offset) in relay_file_read_subbuf_avail()
1051 avail = write_offset - (read_offset + padding); in relay_file_read_subbuf_avail()
1053 avail = (subbuf_size - padding) - read_offset; in relay_file_read_subbuf_avail()
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| /Linux-v4.19/include/uapi/drm/ |
| D | etnaviv_drm.h | 169 __u32 read_offset; /* in, offset from read_bo */ member
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| /Linux-v4.19/drivers/mailbox/ |
| D | bcm-flexrm-mailbox.c | 994 u32 read_offset, write_offset; in flexrm_new_request() local
1023 read_offset = readl_relaxed(ring->regs + RING_BD_READ_PTR); in flexrm_new_request()
1025 read_offset *= RING_DESC_SIZE; in flexrm_new_request()
1026 read_offset += (u32)(BD_START_ADDR_DECODE(val) - ring->bd_dma_base); in flexrm_new_request()
1044 if (write_offset == read_offset) in flexrm_new_request()
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| /Linux-v4.19/drivers/rtc/ |
| D | rtc-armada38x.c | 472 .read_offset = armada38x_rtc_read_offset,
480 .read_offset = armada38x_rtc_read_offset,
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| D | rtc-pcf8523.c | 317 .read_offset = pcf8523_rtc_read_offset,
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| D | rtc-pcf2123.c | 370 .read_offset = pcf2123_read_offset,
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| D | interface.c | 1034 if (!rtc->ops->read_offset) in rtc_read_offset()
1038 ret = rtc->ops->read_offset(rtc->dev.parent, offset); in rtc_read_offset()
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| D | rtc-tps65910.c | 364 .read_offset = tps65910_read_offset,
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| /Linux-v4.19/drivers/net/ethernet/atheros/atl1e/ |
| D | atl1e_main.c | 773 rx_page_desc[i].rx_page[j].read_offset = 0; in atl1e_init_ring_ptrs()
1416 if (likely(rx_page->read_offset < write_offset)) { in atl1e_clean_rx_irq()
1423 rx_page->read_offset); in atl1e_clean_rx_irq()
1480 rx_page->read_offset += in atl1e_clean_rx_irq()
1486 if (rx_page->read_offset >= rx_ring->page_size) { in atl1e_clean_rx_irq()
1491 rx_page->read_offset = in atl1e_clean_rx_irq()
1501 } while (rx_page->read_offset < write_offset); in atl1e_clean_rx_irq()
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| D | atl1e.h | 399 u32 read_offset; /* the offset where we have read */ member
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| /Linux-v4.19/include/linux/ |
| D | rtc.h | 86 int (*read_offset)(struct device *, long *offset); member
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| /Linux-v4.19/drivers/input/touchscreen/ |
| D | cyttsp4_core.c | 199 int read_offset; in cyttsp4_si_get_cydata() local
223 read_offset = si->si_ofs.cydata_ofs; in cyttsp4_si_get_cydata()
226 rc = cyttsp4_adap_read(cd, read_offset, in cyttsp4_si_get_cydata()
245 read_offset += offsetof(struct cyttsp4_cydata, mfgid_sz) in cyttsp4_si_get_cydata()
249 rc = cyttsp4_adap_read(cd, read_offset, si->si_ptrs.cydata->mfgid_sz, in cyttsp4_si_get_cydata()
257 read_offset += si->si_ptrs.cydata->mfgid_sz; in cyttsp4_si_get_cydata()
260 rc = cyttsp4_adap_read(cd, read_offset, in cyttsp4_si_get_cydata()
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| /Linux-v4.19/drivers/net/ethernet/qlogic/qed/ |
| D | qed_debug.c | 4552 u32 read_offset = 0; in qed_nvram_read() local
4568 read_offset) | in qed_nvram_read()
4573 (u32 *)((u8 *)ret_buf + read_offset))) in qed_nvram_read()
4581 read_offset += ret_read_size; in qed_nvram_read()
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| /Linux-v4.19/drivers/net/ethernet/emulex/benet/ |
| D | be_cmds.h | 1510 u32 read_offset; member
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| D | be_cmds.c | 2513 req->read_offset = cpu_to_le32(data_offset); in lancer_cmd_read_object()
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