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Searched refs:read_index (Results 1 – 16 of 16) sorted by relevance

/linux/drivers/s390/char/
H A Dmonreader.c51 unsigned int read_index; member
158 monpriv->read_index = (monpriv->read_index + 1) % in mon_send_reply()
211 monmsg = monpriv->msg_array[monpriv->read_index]; in mon_next_message()
217 monpriv->read_index = (monpriv->read_index + 1) % in mon_next_message()
351 monpriv->read_index = 0; in mon_close()
382 monmsg = monpriv->msg_array[monpriv->read_index]; in mon_read()
/linux/drivers/hv/
H A Dring_buffer.c67 if (old_write == READ_ONCE(rbi->ring_buffer->read_index)) { in hv_signal_on_write()
140 read_loc = READ_ONCE(rbi->ring_buffer->read_index); in hv_get_ringbuffer_availbytes()
168 debug_info->current_read_index = ring_info->ring_buffer->read_index; in hv_ringbuffer_get_debuginfo()
222 ring_info->ring_buffer->read_index = in hv_ringbuffer_init()
582 start_read_index = rbi->ring_buffer->read_index; in hv_pkt_iter_close()
583 rbi->ring_buffer->read_index = rbi->priv_read_index; in hv_pkt_iter_close()
/linux/drivers/net/ethernet/sfc/
H A Def100_rep.c396 unsigned int read_index; in efx_ef100_rep_poll() local
405 read_index = efv->write_index; in efx_ef100_rep_poll()
418 efv->read_index = read_index; in efx_ef100_rep_poll()
424 need_resched = efv->write_index != read_index; in efx_ef100_rep_poll()
441 if (efv->write_index - READ_ONCE(efv->read_index) > efv->rx_pring_size) { in efx_ef100_rep_rx_packet()
474 primed = efv->read_index == efv->write_index; in efx_ef100_rep_rx_packet()
H A Def100_rep.h52 unsigned int write_index, read_index; member
H A Drx_common.c88 unsigned int read_index = rx_queue->page_remove & in efx_recycle_rx_page() local
95 if (read_index == index) in efx_recycle_rx_page()
/linux/drivers/i2c/busses/
H A Di2c-eg20t.c533 int read_index; in pch_i2c_readbytes() local
538 for (loop = 1, read_index = 0; loop < length; loop++) { in pch_i2c_readbytes()
539 buf[read_index] = ioread32(p + PCH_I2CDR); in pch_i2c_readbytes()
542 read_index++; in pch_i2c_readbytes()
551 buf[read_index] = ioread32(p + PCH_I2CDR); /* Read final - 1 */ in pch_i2c_readbytes()
554 read_index++; in pch_i2c_readbytes()
565 buf[read_index++] = ioread32(p + PCH_I2CDR); /* Read Final */ in pch_i2c_readbytes()
566 count = read_index; in pch_i2c_readbytes()
/linux/drivers/net/wireless/ath/ath10k/
H A Dce.c1013 unsigned int read_index; in _ath10k_ce_completed_send_next_nolock() local
1025 read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); in _ath10k_ce_completed_send_next_nolock()
1026 if (read_index == 0xffffffff) in _ath10k_ce_completed_send_next_nolock()
1029 read_index &= nentries_mask; in _ath10k_ce_completed_send_next_nolock()
1030 src_ring->hw_index = read_index; in _ath10k_ce_completed_send_next_nolock()
1034 read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); in _ath10k_ce_completed_send_next_nolock()
1036 read_index = src_ring->hw_index; in _ath10k_ce_completed_send_next_nolock()
1038 if (read_index == sw_index) in _ath10k_ce_completed_send_next_nolock()
1066 unsigned int read_index; in _ath10k_ce_completed_send_next_nolock_64() local
1078 read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); in _ath10k_ce_completed_send_next_nolock_64()
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/linux/sound/soc/codecs/
H A Dwm_adsp.c160 int read_index; member
1471 buf->read_index = -1; in wm_adsp_buffer_clear()
1758 int write_index, read_index, avail; in wm_adsp_buffer_update_avail() local
1762 if (buf->read_index < 0) { in wm_adsp_buffer_update_avail()
1769 read_index = sign_extend32(next_read_index, 23); in wm_adsp_buffer_update_avail()
1771 if (read_index < 0) { in wm_adsp_buffer_update_avail()
1776 buf->read_index = read_index; in wm_adsp_buffer_update_avail()
1786 avail = write_index - buf->read_index; in wm_adsp_buffer_update_avail()
1791 buf->read_index, write_index, avail * CS_DSP_DATA_WORD_SIZE); in wm_adsp_buffer_update_avail()
1931 if (buf->read_index < buf->regions[i].cumulative_size) in wm_adsp_buffer_capture_block()
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/linux/drivers/misc/ibmasm/
H A Dremote.h97 #define get_queue_entry(sp, read_index) \ argument
98 ((void*)(queue_begin + read_index * sizeof(struct remote_input)))
/linux/drivers/gpu/drm/msm/adreno/
H A Da6xx_hfi.c35 u32 i, hdr, index = header->read_index; in a6xx_hfi_queue_read()
37 if (header->read_index == header->write_index) { in a6xx_hfi_queue_read()
65 header->read_index = index; in a6xx_hfi_queue_read()
77 space = CIRC_SPACE(header->write_index, header->read_index, in a6xx_hfi_queue_write()
1016 if (queue->header->read_index != queue->header->write_index) in a6xx_hfi_stop()
1019 queue->header->read_index = 0; in a6xx_hfi_stop()
1050 header->read_index = 0; in a6xx_hfi_queue_init()
H A Da6xx_hfi.h27 u32 read_index; member
/linux/drivers/usb/misc/
H A Diowarrior.c261 static int read_index(struct iowarrior *dev) in read_index() function
313 if ((read_idx = read_index(dev)) == -1) { in iowarrior_read()
324 read_index in iowarrior_read()
717 if (read_index(dev) != -1) in iowarrior_poll()
/linux/drivers/accel/ivpu/
H A Dvpu_boot_api.h425 u32 read_index; member
/linux/include/linux/
H A Dhyperv.h118 u32 read_index; member
216 read_loc = rbi->ring_buffer->read_index; in hv_get_bytes_to_read()
230 read_loc = READ_ONCE(rbi->ring_buffer->read_index); in hv_get_bytes_to_write()
/linux/drivers/net/ethernet/sfc/falcon/
H A Drx.c258 unsigned read_index = rx_queue->page_remove & in ef4_recycle_rx_page() local
265 if (read_index == index) in ef4_recycle_rx_page()
/linux/drivers/net/ethernet/sfc/siena/
H A Drx_common.c91 unsigned int read_index = rx_queue->page_remove & in efx_recycle_rx_page() local
98 if (read_index == index) in efx_recycle_rx_page()