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Searched refs:fifo_len (Results 1 – 24 of 24) sorted by relevance

/drivers/net/ethernet/marvell/octeontx2/af/
A Drpm.c485 u32 fifo_len; in rpm_get_lmac_fifo_len() local
487 fifo_len = rpm->fifo_len; in rpm_get_lmac_fifo_len()
492 return fifo_len; in rpm_get_lmac_fifo_len()
494 return fifo_len / 2; in rpm_get_lmac_fifo_len()
501 return fifo_len / 4; in rpm_get_lmac_fifo_len()
504 return fifo_len / 4; in rpm_get_lmac_fifo_len()
529 u32 fifo_len; in rpm2_get_lmac_fifo_len() local
540 fifo_len = rpm->fifo_len / 2; in rpm2_get_lmac_fifo_len()
542 fifo_len = rpm->fifo_len; in rpm2_get_lmac_fifo_len()
555 return fifo_len; in rpm2_get_lmac_fifo_len()
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A Dcgx.c127 return ((struct cgx *)cgxd)->fifo_len; in cgx_get_fifo_len()
535 u32 fifo_len; in cgx_get_lmac_fifo_len() local
537 fifo_len = cgx->fifo_len; in cgx_get_lmac_fifo_len()
542 return fifo_len; in cgx_get_lmac_fifo_len()
544 return fifo_len / 2; in cgx_get_lmac_fifo_len()
548 return fifo_len / 2; in cgx_get_lmac_fifo_len()
549 return fifo_len / 4; in cgx_get_lmac_fifo_len()
552 return fifo_len / 4; in cgx_get_lmac_fifo_len()
1839 cgx->fifo_len = FIELD_GET(CGX_CONST_RXFIFO_SIZE, cfg); in cgx_populate_features()
A Dlmac_common.h149 u32 fifo_len; member
/drivers/mailbox/
A Dsprd-mailbox.c83 u32 fifo_len; in sprd_mbox_get_fifo_len() local
91 fifo_len = priv->outbox_fifo_depth; in sprd_mbox_get_fifo_len()
93 fifo_len = 0; in sprd_mbox_get_fifo_len()
95 fifo_len = wr_pos - rd_pos; in sprd_mbox_get_fifo_len()
97 fifo_len = priv->outbox_fifo_depth - rd_pos + wr_pos; in sprd_mbox_get_fifo_len()
100 return fifo_len; in sprd_mbox_get_fifo_len()
106 u32 fifo_sts, fifo_len, msg[2]; in do_outbox_isr() local
111 fifo_len = sprd_mbox_get_fifo_len(priv, fifo_sts); in do_outbox_isr()
112 if (!fifo_len) { in do_outbox_isr()
117 for (i = 0; i < fifo_len; i++) { in do_outbox_isr()
/drivers/tty/serial/8250/
A D8250_dfl.c55 u64 fifo_len, clk_freq, reg_layout; in dfl_uart_get_params() local
65 ret = dfh_get_u64_param_val(dfl_dev, DFHv1_PARAM_ID_FIFO_LEN, &fifo_len); in dfl_uart_get_params()
69 switch (fifo_len) { in dfl_uart_get_params()
83 return dev_err_probe(dev, -EINVAL, "unsupported FIFO_LEN %llu\n", fifo_len); in dfl_uart_get_params()
/drivers/iio/imu/st_lsm6dsx/
A Dst_lsm6dsx_buffer.c377 u16 fifo_len, pattern_len = hw->sip * ST_LSM6DSX_SAMPLE_SIZE; in st_lsm6dsx_read_fifo() local
398 fifo_len = (le16_to_cpu(fifo_status) & fifo_diff_mask) * in st_lsm6dsx_read_fifo()
400 fifo_len = (fifo_len / pattern_len) * pattern_len; in st_lsm6dsx_read_fifo()
407 for (read_len = 0; read_len < fifo_len; read_len += pattern_len) { in st_lsm6dsx_read_fifo()
600 u16 fifo_len, fifo_diff_mask; in st_lsm6dsx_read_tagged_fifo() local
624 fifo_len = (le16_to_cpu(fifo_status) & fifo_diff_mask) * in st_lsm6dsx_read_tagged_fifo()
626 if (!fifo_len) in st_lsm6dsx_read_tagged_fifo()
632 for (read_len = 0; read_len < fifo_len; read_len += pattern_len) { in st_lsm6dsx_read_tagged_fifo()
A Dst_lsm6dsx_core.c2462 int fifo_len = 0, len; in st_lsm6dsx_handler_thread() local
2487 fifo_len += len; in st_lsm6dsx_handler_thread()
2490 return fifo_len || event ? IRQ_HANDLED : IRQ_NONE; in st_lsm6dsx_handler_thread()
/drivers/gpu/drm/nouveau/dispnv04/
A Darb.c115 int fifo_len, min_lwm, max_lwm; in nv10_calc_arb() local
126 fifo_len = arb->two_heads ? 1536 : 1024; /* B */ in nv10_calc_arb()
172 max_burst_o = (1 + fifo_len - extra_lat * drain_rate / (1000 * 1000)) in nv10_calc_arb()
185 max_lwm = fifo_len - fifo->burst in nv10_calc_arb()
/drivers/spi/
A Dspi-rockchip.c187 u32 fifo_len; member
303 u32 tx_free = rs->fifo_len - readl_relaxed(rs->regs + ROCKCHIP_SPI_TXFLR); in rockchip_spi_pio_writer()
490 .dst_maxburst = rs->fifo_len / 4, in rockchip_spi_prepare_dma()
597 if ((xfer->len / rs->n_bytes) < rs->fifo_len) in rockchip_spi_config()
600 writel_relaxed(rs->fifo_len / 2 - 1, rs->regs + ROCKCHIP_SPI_RXFTLR); in rockchip_spi_config()
602 writel_relaxed(rs->fifo_len / 2 - 1, rs->regs + ROCKCHIP_SPI_DMATDLR); in rockchip_spi_config()
726 return xfer->len / bytes_per_word >= rs->fifo_len; in rockchip_spi_can_dma()
832 rs->fifo_len = get_fifo_len(rs); in rockchip_spi_probe()
833 if (!rs->fifo_len) { in rockchip_spi_probe()
A Dspi-dw-core.c114 tx_room = dws->fifo_len - dw_readl(dws, DW_SPI_TXFLR); in dw_spi_tx_max()
124 rxtx_gap = dws->fifo_len - (dws->rx_len - dws->tx_len); in dw_spi_tx_max()
366 level = min_t(unsigned int, dws->fifo_len / 2, dws->tx_len); in dw_spi_irq_setup()
561 len = min(dws->fifo_len, dws->tx_len); in dw_spi_write_then_read()
580 room = min(dws->fifo_len - entries, len); in dw_spi_write_then_read()
855 if (!dws->fifo_len) { in dw_spi_hw_init()
865 dws->fifo_len = (fifo == 1) ? 0 : fifo; in dw_spi_hw_init()
866 dev_dbg(dev, "Detected FIFO size: %u bytes\n", dws->fifo_len); in dw_spi_hw_init()
A Dspi-hisi-kunpeng.c129 u32 fifo_len; /* depth of the FIFO buffer */ member
226 u32 max = min_t(u32, hs->rx_len, hs->fifo_len); in hisi_spi_reader()
252 u32 max = min_t(u32, hs->tx_len, hs->fifo_len); in hisi_spi_writer()
332 hs->fifo_len = 256; in hisi_spi_hw_init()
A Dspi-s3c64xx.c803 const unsigned int fifo_len = sdd->fifo_depth; in s3c64xx_spi_transfer_one() local
831 if (!is_polling(sdd) && xfer->len >= fifo_len && in s3c64xx_spi_transfer_one()
834 } else if (xfer->len >= fifo_len) { in s3c64xx_spi_transfer_one()
839 xfer->len = fifo_len - 1; in s3c64xx_spi_transfer_one()
857 if (fifo_len == 128) in s3c64xx_spi_transfer_one()
859 else if (fifo_len == 256) in s3c64xx_spi_transfer_one()
934 if (target_len >= fifo_len) in s3c64xx_spi_transfer_one()
935 xfer->len = fifo_len - 1; in s3c64xx_spi_transfer_one()
A Dspi-dw-mmio.c252 dwsmmio->dws.fifo_len = 31; in dw_spi_mountevans_imc_init()
267 dwsmmio->dws.fifo_len = 31; in dw_spi_canaan_k210_init()
A Dspi-dw-dma.c43 def_burst = dws->fifo_len / 2; in dw_spi_dma_maxburst_init()
251 if (xfer->len <= dws->fifo_len) in dw_spi_can_dma()
A Dspi-dw.h161 u32 fifo_len; /* depth of the FIFO buffer */ member
/drivers/media/rc/
A Dnuvoton-cir.c209 int fifo_len, duration; in wakeup_data_show() local
216 fifo_len = nvt_cir_wake_reg_read(nvt, CIR_WAKE_FIFO_COUNT); in wakeup_data_show()
217 fifo_len = min(fifo_len, WAKEUP_MAX_SIZE); in wakeup_data_show()
223 for (i = 0; i < fifo_len; i++) { in wakeup_data_show()
318 u8 i, fifo_len; in cir_wake_dump_regs() local
369 fifo_len = nvt_cir_wake_reg_read(nvt, CIR_WAKE_FIFO_COUNT); in cir_wake_dump_regs()
370 pr_info("%s: Dump CIR WAKE FIFO (len %d)\n", NVT_DRIVER_NAME, fifo_len); in cir_wake_dump_regs()
372 for (i = 0; i < fifo_len; i++) in cir_wake_dump_regs()
/drivers/net/wireless/intel/iwlwifi/fw/
A Ddbg.c66 u32 fifo_len; in iwl_fwrt_dump_rxf() local
71 fifo_len = size; in iwl_fwrt_dump_rxf()
74 if (fifo_len == 0) in iwl_fwrt_dump_rxf()
121 u32 fifo_len; in iwl_fwrt_dump_txf() local
126 fifo_len = size; in iwl_fwrt_dump_txf()
129 if (fifo_len == 0) in iwl_fwrt_dump_txf()
207 u32 fifo_len; in iwl_fw_dump_txf() local
708 u32 fifo_len = 0; in iwl_fw_rxf_len() local
724 return fifo_len; in iwl_fw_rxf_len()
760 return fifo_len; in iwl_fw_txf_len()
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/drivers/crypto/bcm/
A Dutil.c357 u32 fifo_len; in spu_debugfs_read() local
459 fifo_len = spu_ofifo_ctrl & SPU_FIFO_WATERMARK; in spu_debugfs_read()
463 i, fifo_len); in spu_debugfs_read()
/drivers/net/ethernet/neterion/
A Ds2io.h380 u32 fifo_len; /* specifies len of FIFO up to 8192, ie no of TxDLs */ member
651 u32 fifo_len; member
656 u32 fifo_len; member
A Ds2io.c584 size += tx_cfg->fifo_len; in init_shared_mem()
597 size = tx_cfg->fifo_len; in init_shared_mem()
615 int fifo_len = tx_cfg->fifo_len; in init_shared_mem() local
632 fifo->tx_curr_put_info.fifo_len = tx_cfg->fifo_len - 1; in init_shared_mem()
634 fifo->tx_curr_get_info.fifo_len = tx_cfg->fifo_len - 1; in init_shared_mem()
674 if (l == tx_cfg->fifo_len) in init_shared_mem()
689 size = tx_cfg->fifo_len; in init_shared_mem()
930 swstats->mem_freed += tx_cfg->fifo_len * in free_shared_mem()
990 swstats->mem_freed += tx_cfg->fifo_len * in free_shared_mem()
7775 tx_cfg->fifo_len = tx_fifo_len[i]; in s2io_init_nic()
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/drivers/crypto/
A Dtalitos.h140 unsigned int fifo_len; member
A Dtalitos.c307 priv->chan[ch].head = (priv->chan[ch].head + 1) & (priv->fifo_len - 1); in talitos_submit()
384 priv->chan[ch].tail = (tail + 1) & (priv->fifo_len - 1); in flush_channel()
483 iter = (iter + 1) & (priv->fifo_len - 1);
3446 priv->fifo_len = roundup_pow_of_two(priv->chfifo_len); in talitos_probe()
3457 priv->fifo_len, in talitos_probe()
/drivers/media/radio/
A Dradio-si476x.c1087 size_t fifo_len; in si476x_radio_fops_read() local
1107 fifo_len = kfifo_len(&radio->core->rds_fifo); in si476x_radio_fops_read()
1110 min(fifo_len, count), in si476x_radio_fops_read()
/drivers/scsi/arm/
A Dfas216.c1557 unsigned int fifo_len = fas216_readb(info, REG_CFIS) & CFIS_CF; in fas216_funcdone_intr() local
1567 if (fifo_len != 2) { in fas216_funcdone_intr()
1568 fas216_log(info, 0, "odd number of bytes in FIFO: %d", fifo_len); in fas216_funcdone_intr()
1586 info->scsi.msgin_fifo = fifo_len; in fas216_funcdone_intr()

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