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Searched refs:fifo_depth (Results 1 – 23 of 23) sorted by relevance

/linux/drivers/i2c/busses/
H A Di2c-cadence.c223 u32 fifo_depth; member
312 (id->curr_recv_count == id->fifo_depth + 1)); in cdns_is_holdquirk()
507 if (id->recv_count <= id->fifo_depth && in cdns_i2c_master_isr()
532 (id->curr_recv_count - id->fifo_depth)) in cdns_i2c_master_isr()
539 if (((int)(id->recv_count) - id->fifo_depth) > in cdns_i2c_master_isr()
544 id->fifo_depth; in cdns_i2c_master_isr()
547 id->fifo_depth, in cdns_i2c_master_isr()
570 avail_bytes = id->fifo_depth - in cdns_i2c_master_isr()
666 if (id->recv_count <= id->fifo_depth && !id->bus_hold_flag) in cdns_i2c_mrecv_atomic()
685 (id->curr_recv_count - id->fifo_depth)) in cdns_i2c_mrecv_atomic()
[all …]
H A Di2c-exynos5.c220 unsigned int fifo_depth; member
225 .fifo_depth = 64,
230 .fifo_depth = 16,
235 .fifo_depth = 16,
240 .fifo_depth = 64,
245 .fifo_depth = 64,
590 len = i2c->variant->fifo_depth - fifo_level; in exynos5_i2c_irq()
731 trig_lvl = (i2c->msg->len > i2c->variant->fifo_depth) ? in exynos5_i2c_message_start()
732 (i2c->variant->fifo_depth * 3 / 4) : i2c->msg->len; in exynos5_i2c_message_start()
740 trig_lvl = (i2c->msg->len > i2c->variant->fifo_depth) ? in exynos5_i2c_message_start()
[all …]
/linux/drivers/net/can/spi/mcp251xfd/
H A Dmcp251xfd-ram.c17 max = min_t(u8, obj->max, obj->fifo_num * config->fifo_depth); in can_ram_clamp()
38 ret = min_t(u8, coalesce * 2, config->fifo_depth); in can_ram_rounddown_pow_of_two()
47 config->fifo_depth); in can_ram_rounddown_pow_of_two()
119 max = min_t(u8, num_rx / 2, config->fifo_depth); in can_ram_get_layout()
142 max = min_t(u8, num_tx / 2, config->fifo_depth); in can_ram_get_layout()
H A Dmcp251xfd-ram.h39 u8 fifo_depth; member
/linux/drivers/spi/
H A Dspi-sun6i.c94 unsigned long fifo_depth; member
171 cnt = sspi->cfg->fifo_depth - sun6i_spi_get_tx_fifo_count(sspi); in sun6i_spi_fill_fifo()
315 trig_level = sspi->cfg->fifo_depth / 4 * 3; in sun6i_spi_transfer_one()
322 trig_level = sspi->cfg->fifo_depth / 2; in sun6i_spi_transfer_one()
478 if (rx_len > sspi->cfg->fifo_depth) in sun6i_spi_transfer_one()
480 if (tx_len > sspi->cfg->fifo_depth) in sun6i_spi_transfer_one()
626 return xfer->len > sspi->cfg->fifo_depth; in sun6i_spi_can_dma()
780 .fifo_depth = SUN6I_FIFO_DEPTH,
785 .fifo_depth = SUN8I_FIFO_DEPTH,
790 .fifo_depth = SUN8I_FIFO_DEPTH,
H A Dspi-s3c64xx.c167 unsigned int fifo_depth; member
224 unsigned int fifo_depth; member
435 return xfer->len >= sdd->fifo_depth; in s3c64xx_spi_can_dma()
559 u32 max_fifo = sdd->fifo_depth; in s3c64xx_spi_wait_for_timeout()
666 loops = xfer->len / sdd->fifo_depth; in s3c64xx_wait_for_pio()
803 const unsigned int fifo_len = sdd->fifo_depth; in s3c64xx_spi_transfer_one()
1285 if (sdd->port_conf->fifo_depth) in s3c64xx_spi_probe()
1286 sdd->fifo_depth = sdd->port_conf->fifo_depth; in s3c64xx_spi_probe()
1288 &sdd->fifo_depth)) in s3c64xx_spi_probe()
1289 sdd->fifo_depth = FIFO_DEPTH(sdd); in s3c64xx_spi_probe()
[all …]
H A Dspi-cadence-quadspi.c97 u32 fifo_depth; member
1601 if (of_property_read_u32(np, "cdns,fifo-depth", &cqspi->fifo_depth)) { in cqspi_of_get_pdata()
1603 cqspi->fifo_depth = 0; in cqspi_of_get_pdata()
1640 writel(cqspi->fifo_depth / 2, cqspi->iobase + CQSPI_REG_SRAMPARTITION); in cqspi_controller_init()
1646 writel(cqspi->fifo_depth * cqspi->fifo_width / 2, in cqspi_controller_init()
1649 writel(cqspi->fifo_depth * cqspi->fifo_width / 8, in cqspi_controller_init()
1675 u32 reg, fifo_depth; in cqspi_controller_detect_fifo_depth() local
1686 fifo_depth = reg + 1; in cqspi_controller_detect_fifo_depth()
1689 if (cqspi->fifo_depth == 0) { in cqspi_controller_detect_fifo_depth()
1690 cqspi->fifo_depth = fifo_depth; in cqspi_controller_detect_fifo_depth()
[all …]
H A Dspi-omap2-mcspi.c131 int fifo_depth; member
346 mcspi->fifo_depth = max_fifo_depth; in omap2_mcspi_set_fifo()
359 mcspi->fifo_depth = 0; in omap2_mcspi_set_fifo()
472 if (mcspi->fifo_depth == 0) in omap2_mcspi_rx_dma()
492 if ((l & OMAP2_MCSPI_CHCONF_TURBO) && mcspi->fifo_depth == 0) in omap2_mcspi_rx_dma()
541 if (mcspi->fifo_depth > 0) in omap2_mcspi_rx_dma()
667 if (mcspi->fifo_depth > 0) { in omap2_mcspi_txrx_dma()
681 if (mcspi->fifo_depth > 0) { in omap2_mcspi_txrx_dma()
1237 if (mcspi->fifo_depth > 0) in omap2_mcspi_transfer_one()
1252 if (mcspi->fifo_depth > 0 && t) in omap2_mcspi_transfer_one()
/linux/sound/soc/fsl/
H A Dfsl_sai.c703 watermark = tx ? (sai->soc_data->fifo_depth - dma_params->maxburst) : in fsl_sai_hw_params()
706 FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth), in fsl_sai_hw_params()
946 FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth), in fsl_sai_dai_probe()
947 sai->soc_data->fifo_depth - sai->dma_params_tx.maxburst); in fsl_sai_dai_probe()
949 FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth), in fsl_sai_dai_probe()
1298 sai->param.fifo_depth = 1 << in fsl_sai_check_version()
1668 .fifo_depth = 32,
1679 .fifo_depth = 32,
1690 .fifo_depth = 16,
1701 .fifo_depth = 128,
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H A Dfsl_sai.h242 unsigned int fifo_depth;
265 * @fifo_depth: The number of words in each FIFO (depth)
270 u32 fifo_depth;
238 unsigned int fifo_depth; global() member
266 u32 fifo_depth; global() member
H A Dfsl_ssi.c220 * @fifo_depth: Depth of the SSI FIFOs
263 unsigned int fifo_depth; member
1470 ssi->fifo_depth = be32_to_cpup(iprop); in fsl_ssi_probe_from_dt()
1472 ssi->fifo_depth = 8; in fsl_ssi_probe_from_dt()
1577 switch (ssi->fifo_depth) { in fsl_ssi_probe()
1593 ssi->fifo_watermark = ssi->fifo_depth - 2; in fsl_ssi_probe()
1594 ssi->dma_maxburst = ssi->fifo_depth - 2; in fsl_ssi_probe()
H A Dfsl_micfil.c88 unsigned int fifo_depth; member
104 .fifo_depth = 8,
115 .fifo_depth = 32,
127 .fifo_depth = 32,
141 .fifo_depth = 32,
1004 FIELD_PREP(MICFIL_FIFO_CTRL_FIFOWMK, micfil->soc->fifo_depth - 1)); in fsl_micfil_dai_probe()
/linux/drivers/parport/
H A Dparport_ip32.c254 unsigned int fifo_depth; member
1286 count = priv->fifo_depth; in parport_ip32_fwp_wait_polling()
1353 count = priv->fifo_depth; in parport_ip32_fwp_wait_interrupt()
1563 for (residue = priv->fifo_depth; residue > 0; residue--) { in parport_ip32_get_fifo_residue()
1656 parport_ip32_drain_fifo(p, physport->cad->timeout * priv->fifo_depth); in parport_ip32_compat_write_data()
1737 parport_ip32_drain_fifo(p, physport->cad->timeout * priv->fifo_depth); in parport_ip32_ecp_write_data()
1887 priv->fifo_depth = 0; in parport_ip32_fifo_supported()
1891 priv->fifo_depth = i; in parport_ip32_fifo_supported()
1900 if (!priv->fifo_depth) { in parport_ip32_fifo_supported()
1904 pr_probe(p, "FIFO is %u PWords deep\n", priv->fifo_depth); in parport_ip32_fifo_supported()
[all …]
H A Dparport_pc.c493 const int fifo_depth = priv->fifo_depth; in parport_pc_fifo_write_block_pio() local
556 const int n = left < fifo_depth ? left : fifo_depth; in parport_pc_fifo_write_block_pio()
754 expire = jiffies + (priv->fifo_depth * HZ * 4); in parport_pc_compat_write_block_pio()
769 for (written -= priv->fifo_depth; ; written++) { in parport_pc_compat_write_block_pio()
849 expire = jiffies + (priv->fifo_depth * (HZ * 4)); in parport_pc_ecp_write_block_pio()
864 for (written -= priv->fifo_depth; ; written++) { in parport_pc_ecp_write_block_pio()
1610 priv->fifo_depth = i; in parport_ECP_supported()
1617 for (i = 1; i <= priv->fifo_depth; i++) { in parport_ECP_supported()
1624 if (i <= priv->fifo_depth) { in parport_ECP_supported()
1641 for (i = 1; i <= priv->fifo_depth; i++) { in parport_ECP_supported()
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/linux/drivers/gpu/drm/vc4/
H A Dvc4_crtc.c248 u32 fifo_len_bytes = pv_data->fifo_depth; in vc4_get_fifo_full_level()
1199 .fifo_depth = 64,
1214 .fifo_depth = 64,
1229 .fifo_depth = 64,
1244 .fifo_depth = 64,
1259 .fifo_depth = 64,
1274 .fifo_depth = 256,
1288 .fifo_depth = 64,
1302 .fifo_depth = 64,
1315 .fifo_depth = 64,
[all …]
/linux/sound/soc/dwc/
H A Ddwc-i2s.c588 u32 fifo_depth = 1 << (1 + COMP1_FIFO_DEPTH_GLOBAL(comp1)); in dw_configure_dai() local
635 dev->fifo_th = fifo_depth / 2; in dw_configure_dai()
700 u32 fifo_depth = 1 << (1 + COMP1_FIFO_DEPTH_GLOBAL(comp1)); in dw_configure_dai_by_dt() local
713 dev->play_dma_data.dt.fifo_size = fifo_depth * in dw_configure_dai_by_dt()
722 dev->capture_dma_data.dt.fifo_size = fifo_depth * in dw_configure_dai_by_dt()
/linux/sound/arm/
H A Daaci.h226 unsigned int fifo_depth; member
/linux/drivers/mmc/host/
H A Ddw_mmc.c1002 tx_wmark = (host->fifo_depth) / 2; in dw_mci_adjust_fifoth()
1003 tx_wmark_invers = host->fifo_depth - tx_wmark; in dw_mci_adjust_fifoth()
1032 u32 blksz_depth, fifo_depth; in dw_mci_ctrl_thld() local
1063 fifo_depth = host->fifo_depth; in dw_mci_ctrl_thld()
1065 if (blksz_depth > fifo_depth) in dw_mci_ctrl_thld()
2744 unsigned int fifo_depth = host->fifo_depth; in dw_mci_write_data_pio() local
2757 fcnt = ((fifo_depth - in dw_mci_write_data_pio()
3312 if (device_property_read_u32(dev, "fifo-depth", &pdata->fifo_depth)) in dw_mci_parse_dt()
3500 if (!host->pdata->fifo_depth) { in dw_mci_probe()
3510 fifo_size = host->pdata->fifo_depth; in dw_mci_probe()
[all …]
/linux/include/linux/
H A Dparport_pc.h33 int fifo_depth; member
/linux/drivers/usb/gadget/udc/
H A Damd5536udc.h524 fifo_depth : 14, member
H A Dsnps_udc_core.c1446 dev->ep[UDC_EPIN_STATUS_IX].fifo_depth = UDC_EPIN_SMALLINT_BUFF_SIZE; in make_ep_lists()
1448 dev->ep[UDC_EPIN_IX].fifo_depth = UDC_FS_EPIN_BUFF_SIZE; in make_ep_lists()
1450 dev->ep[UDC_EPIN_IX].fifo_depth = hs_tx_buf; in make_ep_lists()
1451 dev->ep[UDC_EPOUT_IX].fifo_depth = UDC_RXFIFO_SIZE; in make_ep_lists()
1549 ep->fifo_depth = UDC_TXFIFO_SIZE; in udc_setup_endpoints()
1552 ep->fifo_depth = UDC_RXFIFO_SIZE; in udc_setup_endpoints()
/linux/Documentation/admin-guide/blockdev/
H A Dfloppy.rst120 floppy=<threshold>,fifo_depth
/linux/drivers/usb/dwc3/
H A Dgadget.c749 int fifo_depth; in dwc3_gadget_clear_tx_fifos() local
760 fifo_depth = DWC3_GTXFIFOSIZ_TXFDEP(size); in dwc3_gadget_clear_tx_fifos()
762 fifo_depth = DWC31_GTXFIFOSIZ_TXFDEP(size); in dwc3_gadget_clear_tx_fifos()
764 dwc->last_fifo_depth = fifo_depth; in dwc3_gadget_clear_tx_fifos()