/linux/tools/testing/selftests/timers/ |
H A D | valid-adjtimex.c | 9 * Usage: valid-adjtimex 12 * $ gcc valid-adjtimex.c -o valid-adjtimex -lrt 38 int clock_adjtime(clockid_t id, struct timex *tx) 40 return syscall(__NR_clock_adjtime, id, tx); in clock_adjtime() argument 47 struct timex tx; in clear_time_state() 50 tx.modes = ADJ_STATUS; in clear_time_state() 51 tx in clear_time_state() 49 struct timex tx; clear_time_state() local 115 struct timex tx; validate_freq() local [all...] |
H A D | change_skew.c | 6 * NOTE: This is a meta-test which cranks the ADJ_FREQ knob and 8 * that the raw_skew, inconsistency-check and nanosleep tests be 12 * $ gcc change_skew.c -o change_skew -lrt 35 struct timex tx; in change_skew_test() local 38 tx.modes = ADJ_FREQUENCY; in change_skew_test() 39 tx.freq = ppm << 16; in change_skew_test() 41 ret = adjtimex(&tx); in change_skew_test() 43 printf("Error adjusting freq\n"); in change_skew_test() 48 ret |= system("./inconsistency-check"); in change_skew_test() 57 struct timex tx; in main() local [all …]
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/linux/sound/soc/fsl/ |
H A D | fsl_esai.c | 1 // SPDX-License-Identifier: GPL-2.0 17 #include "imx-pcm.h" 25 * struct fsl_esai_soc_data - soc specific data 33 * struct fsl_esai - ESAI private data 45 * @fifo_depth: depth of tx/rx FIFO 48 * @tx_mask: slot mask for TX 50 * @channels: channel num for tx or rx 56 * @synchronous: if using tx/rx synchronous mode 101 struct platform_device *pdev = esai_priv->pdev; in esai_isr() 105 regmap_read(esai_priv->regmap, REG_ESAI_ESR, &esr); in esai_isr() [all …]
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H A D | fsl_sai.c | 1 // SPDX-License-Identifier: GPL-2.0+ 5 // Copyright 2012-2015 Freescale Semiconductor, Inc. 22 #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h> 26 #include "imx-pcm.h" 44 * fsl_sai_dir_is_synced - Check if stream is synced by the opposite stream 55 int adir = (dir == TX) ? RX : TX; in fsl_sai_dir_is_synced() 58 return !sai->synchronous[dir] && sai->synchronous[adir]; in fsl_sai_dir_is_synced() 65 if (sai->is_pdm_mode) { in fsl_sai_get_pins_state() 68 state = pinctrl_lookup_state(sai->pinctrl, "dsd512"); in fsl_sai_get_pins_state() 72 state = pinctrl_lookup_state(sai->pinctrl, "dsd"); in fsl_sai_get_pins_state() [all …]
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H A D | fsl_xcvr.c | 1 // SPDX-License-Identifier: GPL-2.0 19 #include "imx-pcm.h" 73 * HDMI2.1 spec defines 6- and 12-channels layout for one bit audio 111 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; in fsl_xcvr_arc_mode_put() 112 unsigned int *item = ucontrol->value.enumerated.item; in fsl_xcvr_arc_mode_put() 114 xcvr->arc_mode = snd_soc_enum_item_to_val(e, item[0]); in fsl_xcvr_arc_mode_put() 125 ucontrol->valu in fsl_xcvr_arc_mode_get() 274 fsl_xcvr_en_phy_pll(struct fsl_xcvr * xcvr,u32 freq,bool tx) fsl_xcvr_en_phy_pll() argument 387 fsl_xcvr_en_aud_pll(struct fsl_xcvr * xcvr,u32 freq) fsl_xcvr_en_aud_pll() argument 442 bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK; fsl_xcvr_prepare() local 567 bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK; fsl_xcvr_startup() local 619 bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK; fsl_xcvr_shutdown() local 667 bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK; fsl_xcvr_trigger() local [all...] |
H A D | fsl_ssi.c | 1 // SPDX-License-Identifier: GPL-2.0 7 // Copyright 2007-2010 Freescale Semiconductor, Inc. 9 // Some notes why imx-pcm-fiq is used instead of DMA on some boards: 16 // we receive in our (PCM-) data stream. The only chance we have is to 43 #include <linux/dma/imx-dma.h> 53 #include "imx-pcm.h" 55 /* Define RX and TX to index ssi->regvals array; Can be 0 or 1 only */ 57 #define TX 1 macro 66 * (bit-endianness must match byte-endianness). Processors typically write 68 * written in. So if the host CPU is big-endian, then only big-endian [all …]
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/linux/drivers/media/rc/ |
H A D | ite-cir.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 8 * skeleton provided by the nuvoton-cir driver. 10 * The lirc_it87 driver was originally written by Hans-Gunter Lutke Uphues 13 * <jimbo-lirc@edwardsclan.net>. 16 * <spmf2004-lirc@yahoo.fr> in 2008. 29 #include <media/rc-core.h> 32 #include "ite-cir.h" 42 static int model_number = -1; 47 /* HW-independent code functions */ 50 static inline bool ite_is_high_carrier_freq(unsigned int freq) in ite_is_high_carrier_freq() argument [all …]
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H A D | winbond-cir.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * winbond-cir.c - Driver for the Consumer IR functionality of Winbond 12 * Copyright (C) 2009 - 2011 David Härdeman <david@hardeman.nu> 26 * o Wake-On-CIR functionality 44 #include <media/rc-core.h> 46 #define DRVNAME "winbond-cir" 48 /* CEIR Wake-Up Registers, relative to data->wbase */ 60 /* CEIR Enhanced Functionality Registers, relative to data->ebase */ 67 /* SP3 Banked Registers, relative to data->sbase */ 71 #define WBCIR_REG_SP3_TXDATA 0x00 /* FIFO TX data (w) */ [all …]
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/linux/drivers/gpu/drm/meson/ |
H A D | meson_vclk.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 21 * - CVBS 27MHz generator via the VCLK2 to the VENCI and VDAC blocks 22 * - HDMI Pixel Clocks generation 26 * - Genenate Pixel clocks for 2K/4K 10bit formats 33 * | | | | | |--ENCI 34 * | HDMI PLL |-| PLL_DIV |--- VCLK--| |--ENCL 35 * |__________| |_________| \ | MUX |--ENCP 36 * --VCLK2-| |--VDAC 37 * |_____|--HDMI-TX 140 regmap_update_bits(priv->hhi, HHI_VID_PLL_CLK_DIV, VID_PLL_EN, 0); in meson_vid_pll_set() [all …]
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/linux/drivers/media/radio/ |
H A D | radio-keene.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 13 #include <media/v4l2-device.h> 14 #include <media/v4l2-ioctl.h> 15 #include <media/v4l2-ctrls.h> 16 #include <media/v4l2-event.h> 57 u8 tx; member 69 /* Set frequency (if non-0), PA, mute and turn on/off the FM transmitter. */ 70 static int keene_cmd_main(struct keene_device *radio, unsigned freq, bool play) in keene_cmd_main() argument 72 unsigned short freq_send = freq ? (freq - 76 * 16000) / 800 : 0; in keene_cmd_main() 75 radio->buffer[0] = 0x00; in keene_cmd_main() [all …]
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/linux/drivers/tty/serial/ |
H A D | ip22zilog.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 31 #define BRG_TO_BPS(brg, freq) ((freq) / 2 / ((brg) + 2)) argument 32 #define BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) argument 66 #define RES_Tx_CRC 0x80 /* Reset Tx CRC Checker */ 72 #define TxINT_ENAB 0x2 /* Tx Int Enable */ 124 #define TxCRC_ENAB 0x1 /* Tx CRC Enable */ 126 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 127 #define TxENAB 0x8 /* Tx Enable */ 129 #define Tx5 0x0 /* Tx 5 bits (or less)/character */ 130 #define Tx7 0x20 /* Tx 7 bits/character */ [all …]
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H A D | zs.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 38 * Per-SCC state for locking and the interrupt handler. 52 #define ZS_BRG_TO_BPS(brg, freq) ((freq) / 2 / ((brg) + 2)) argument 53 #define ZS_BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) argument 87 #define RES_Tx_CRC 0x80 /* Reset Tx CRC Checker */ 90 /* Write Register 1 (Tx/Rx/Ext Int Enable and WAIT/DMA Commands) */ 92 #define TxINT_ENAB 0x2 /* Tx Int Enable */ 142 #define TxCRC_ENAB 0x1 /* Tx CRC Enable */ 144 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 145 #define TxENAB 0x8 /* Tx Enable */ [all …]
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H A D | sunzilog.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 23 #define BRG_TO_BPS(brg, freq) ((freq) / 2 / ((brg) + 2)) argument 24 #define BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) argument 58 #define RES_Tx_CRC 0x80 /* Reset Tx CRC Checker */ 64 #define TxINT_ENAB 0x2 /* Tx Int Enable */ 116 #define TxCRC_ENAB 0x1 /* Tx CRC Enable */ 118 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 119 #define TxENAB 0x8 /* Tx Enable */ 121 #define Tx5 0x0 /* Tx 5 bits (or less)/character */ 122 #define Tx7 0x20 /* Tx 7 bits/character */ [all …]
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H A D | pmac_zilog.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 25 * of "escc" node (ie. ch-a or ch-b) 64 if (uap->flags & PMACZILOG_FLAG_IS_CHANNEL_A) in pmz_get_port_A() 66 return uap->mate; in pmz_get_port_A() 78 writeb(reg, port->control_reg); in read_zsreg() 79 return readb(port->control_reg); in read_zsreg() 85 writeb(reg, port->control_reg); in write_zsreg() 86 writeb(value, port->control_reg); in write_zsreg() 91 return readb(port->data_reg); in read_zsdata() 96 writeb(data, port->data_reg); in write_zsdata() [all …]
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/linux/drivers/media/radio/wl128x/ |
H A D | fmdrv_v4l2.c | 1 // SPDX-License-Identifier: GPL-2.0-only 29 /* -- V4L2 RADIO (/dev/radioX) device file operation interfaces --- */ 43 return -EIO; in fm_v4l2_fops_read() 46 if (mutex_lock_interruptible(&fmdev->mutex)) in fm_v4l2_fops_read() 47 return -ERESTARTSYS; in fm_v4l2_fops_read() 67 mutex_unlock(&fmdev->mutex); in fm_v4l2_fops_read() 71 /* Write TX RDS data */ 80 rds.text[sizeof(rds.text) - 1] = '\0'; in fm_v4l2_fops_write() 84 return -EFAULT; in fm_v4l2_fops_write() 87 if (mutex_lock_interruptible(&fmdev->mutex)) in fm_v4l2_fops_write() [all …]
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/linux/drivers/net/wireless/ath/ath5k/ |
H A D | phy.c | 2 * Copyright (c) 2004-2007 Reyk Floeter <reyk@openbsd.org> 3 * Copyright (c) 2006-2009 Nick Kossifidis <mickflemm@gmail.com> 4 * Copyright (c) 2007-2008 Jiri Slaby <jirislaby@gmail.com> 5 * Copyright (c) 2008-2009 Felix Fietkau <nbd@openwrt.org> 42 * Here we handle the low-level functions related to baseband 48 * - Channel setting/switching 50 * - Automatic Gain Control (AGC) calibration 52 * - Noise Floor calibration 54 * - I/Q imbalance calibration (QAM correction) 56 * - Calibration due to thermal changes (gain_F) [all …]
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/linux/drivers/net/can/peak_canfd/ |
H A D | peak_pciefd_main.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * Copyright (C) 2012 Stephane Grosjean <s.grosjean@peak-system.com> 7 * Copyright (C) 2001-2006 PEAK System-Technik GmbH 22 MODULE_AUTHOR("Stephane Grosjean <s.grosjean@peak-system.com>"); 23 MODULE_DESCRIPTION("Socket-CAN driver for PEAK PCAN PCIe/M.2 FD family cards"); 30 #define PCAN_CPCIEFD_ID 0x0014 /* for Compact-PCI Serial slot cards */ 31 #define PCAN_PCIE104FD_ID 0x0017 /* for PCIe-104 Express slot cards */ 32 #define PCAN_MINIPCIEFD_ID 0x0018 /* for mini-PCIe slot cards */ 59 /* CAN-FD channel addresses */ 64 /* CAN-FD channel registers */ [all …]
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/linux/drivers/mtd/nand/onenand/ |
H A D | onenand_omap2.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright © 2005-2006 Nokia Corporation 17 #include <linux/omap-gpmc.h> 21 #include <linux/dma-mapping.h> 29 #define DRIVER_NAME "omap2-onenand" 54 complete(&c->irq_done); in omap2_onenand_interrupt() 61 return readw(c->onenand.base + reg); in read_reg() 67 writew(value, c->onenand.base + reg); in write_reg() 94 return -EINVAL; in omap2_onenand_set_cfg() 126 return -EINVAL; in omap2_onenand_get_freq() [all …]
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/linux/drivers/ptp/ |
H A D | ptp_clock.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 12 #include <linux/posix-clock.h> 43 return PTP_MAX_TIMESTAMPS - queue_cnt(q) - 1; in queue_free() 55 if (src->type == PTP_CLOCK_EXTTS) { in enqueue_external_timestamp() 56 seconds = div_u64_rem(src->timestamp, 1000000000, &remainder); in enqueue_external_timestamp() 57 } else if (src->type == PTP_CLOCK_EXTOFF) { in enqueue_external_timestamp() 58 offset_ts = ns_to_timespec64(src->offset); in enqueue_external_timestamp() 62 WARN(1, "%s: unknown type %d\n", __func__, src->type); in enqueue_external_timestamp() 66 spin_lock_irqsave(&queue->lock, flags); in enqueue_external_timestamp() 68 dst = &queue->buf[queue->tail]; in enqueue_external_timestamp() [all …]
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/linux/drivers/firmware/arm_scmi/ |
H A D | perf.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * Copyright (C) 2018-2023 ARM Ltd. 8 #define pr_fmt(fmt) "SCMI Notifications PERF - " fmt 175 if (_opp->indicative_freq == f_) \ 203 ret = ph->xops->xfer_get_init(ph, PROTOCOL_ATTRIBUTES, 0, in scmi_perf_attributes_get() 208 attr = t->rx.buf; in scmi_perf_attributes_get() 210 ret = ph->xops->do_xfer(ph, t); in scmi_perf_attributes_get() 212 u16 flags = le16_to_cpu(attr->flags); in scmi_perf_attributes_get() 214 pi->num_domains = le16_to_cpu(attr->num_domains); in scmi_perf_attributes_get() 217 pi->power_scale = SCMI_POWER_MILLIWATTS; in scmi_perf_attributes_get() [all …]
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/linux/drivers/net/ethernet/ibm/emac/ |
H A D | emac.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 5 * Register definitions for PowerPC 4xx on-chip ethernet contoller 18 * Copyright 2002-2004 MontaVista Software Inc. 151 #define EMAC4_MR1_OBCI(freq) ((freq) <= 50 ? EMAC4_MR1_OBCI_50 : \ argument 152 (freq) <= 66 ? EMAC4_MR1_OBCI_66 : \ 153 (freq) <= 83 ? EMAC4_MR1_OBCI_83 : \ 154 (freq) <= 100 ? EMAC4_MR1_OBCI_100 : \ 235 #define EMAC_STACR_OPBC(freq) ((freq) <= 50 ? EMAC_STACR_OPBC_50 : \ argument 236 (freq) <= 66 ? EMAC_STACR_OPBC_66 : \ 237 (freq) <= 83 ? EMAC_STACR_OPBC_83 : EMAC_STACR_OPBC_100) [all …]
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/linux/drivers/spi/ |
H A D | spi-rockchip.c | 1 // SPDX-License-Identifier: GPL-2.0-only 4 * Author: Addy Ke <addy.ke@rock-chips.com> 18 #define DRIVER_NAME "rockchip-spi" 158 * SPI_CTRLR1 is 16-bits, so we should support lengths of 0xffff + 1. However, 179 const void *tx; member 189 u32 freq; member 196 bool cs_high_supported; /* native CS supports active-high polarity */ 203 writel_relaxed((enable ? 1U : 0U), rs->regs + ROCKCHIP_SPI_SSIENR); in spi_enable_chip() 212 if (!(readl_relaxed(rs->regs + ROCKCHIP_SPI_SR) & SR_TARGET_TX_BUSY) && in wait_for_tx_idle() 213 !((readl_relaxed(rs->regs + ROCKCHIP_SPI_SR) & SR_BUSY))) in wait_for_tx_idle() [all …]
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/linux/drivers/net/wireless/ath/ath10k/ |
H A D | htt_tx.c | 1 // SPDX-License-Identifier: ISC 3 * Copyright (c) 2005-2011 Atheros Communications Inc. 4 * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. 41 struct ath10k *ar = hw->priv; in __ath10k_htt_tx_txq_recalc() 43 struct ath10k_vif *arvif = (void *)txq->vif->drv_priv; in __ath10k_htt_tx_txq_recalc() 51 lockdep_assert_held(&ar->htt.tx_lock); in __ath10k_htt_tx_txq_recalc() 53 if (!ar->htt.tx_q_state.enabled) in __ath10k_htt_tx_txq_recalc() 56 if (ar->htt.tx_q_state.mode != HTT_TX_MODE_SWITCH_PUSH_PULL) in __ath10k_htt_tx_txq_recalc() 59 if (txq->sta) { in __ath10k_htt_tx_txq_recalc() 60 arsta = (void *)txq->sta->drv_priv; in __ath10k_htt_tx_txq_recalc() [all …]
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/linux/drivers/net/wireless/marvell/mwifiex/ |
H A D | README | 2 # Copyright 2011-2020 NXP 9 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the 10 # worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. 12 # THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE 38 Following are some useful iw commands:- 45 iw dev mlan0 connect -w <SSID> [<freq in MHz>] [<bssid>] [key 0:abcde d:1123456789a] 55 iw dev mlan0 ibss join <SSID> <freq in MHz> [fixed-freq] [fixed-bssid] [key 0:abcde] 65 such as SSID, operating frequency, rx/tx packets, signal strength, tx bitrate. 79 mount -t debugfs debugfs /debugfs 98 bss_mode = "Ad-hoc" | "Managed" | "Auto" | "Unknown" [all …]
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/linux/drivers/net/wireless/intersil/p54/ |
H A D | txrx.c | 1 // SPDX-License-Identifier: GPL-2.0-only 6 * Copyright (c) 2007-2009, Christian Lamparter <chunkeey@web.de> 10 * - the islsm (softmac prism54) driver, which is: 11 * Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al. 12 * - stlc45xx driver 13 * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). 38 spin_lock_irqsave(&priv->tx_queue.lock, flags); in p54_dump_tx_queue() 39 wiphy_debug(priv->hw->wiphy, "/ --- tx queue dump (%d entries) ---\n", in p54_dump_tx_queue() 40 skb_queue_len(&priv->tx_queue)); in p54_dump_tx_queue() 42 prev_addr = priv->rx_start; in p54_dump_tx_queue() [all …]
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