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/linux/Documentation/devicetree/bindings/serial/
H A Dsnps-dw-apb-uart.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/serial/snps-dw-apb-uart.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
13 - $ref: serial.yaml#
14 - $ref: rs485.yaml#
16 - if:
20 - {}
21 - const: renesas,rzn1-uart
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H A Dcdns,uart.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michal Simek <michal.simek@amd.com>
15 - description: UART controller for Zynq-7xxx SoC
17 - const: xlnx,xuartps
18 - const: cdns,uart-r1p8
19 - items:
20 - enum:
21 - axiado,ax3000-uart
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/linux/drivers/hwtracing/intel_th/
H A Dgth.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2014-2015 Intel Corporation.
42 REG_GTH_SCR = 0xc8, /* Source control (storeEn override) */
45 REG_GTH_DESTOVR = 0xdc, /* Destination override */
53 /* Common Capture Sequencer (CTS) registers */
66 /* waiting for Trigger status to assert for CTS */
/linux/arch/riscv/boot/dts/canaan/
H A Dk210.dtsi1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
6 #include <dt-bindings/clock/k210-clk.h>
7 #include <dt-bindings/pinctrl/k210-fpioa.h>
8 #include <dt-bindings/reset/k210-rst.h>
12 * Although the K210 is a 64-bit CPU, the address bus is only 32-bits
15 #address-cells = <1>;
16 #size-cells = <1>;
17 compatible = "canaan,kendryte-k210";
21 * Since this is a non-ratified draft specification, the kernel does not
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/linux/drivers/net/wireless/ath/ath5k/
H A Ddesc.h2 * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org>
3 * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com>
24 * struct ath5k_hw_rx_ctl - Common hardware RX control descriptor
38 * struct ath5k_hw_rx_status - Common hardware RX status descriptor
105 * enum ath5k_phy_error_code - PHY Error codes
113 * @AR5K_RX_PHY_ERROR_TOR: Transmit override receive
151 * struct ath5k_hw_2w_tx_ctl - 5210/5211 hardware 2-word TX control descriptor
166 #define AR5K_2W_TX_DESC_CTL0_RTSENA 0x00400000 /* RTS/CTS enable */
168 #define AR5K_2W_TX_DESC_CTL0_VEOL_5211 0x00800000 /* [5211] virtual end-of-list */
173 (ah->ah_version == AR5K_AR5210 ? \
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H A Dreg.h2 * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com>
3 * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org>
4 * Copyright (c) 2007-2008 Michael Taylor <mike.taylor@apprion.com>
28 * 5210 - http://nova.stanford.edu/~bbaas/ps/isscc2002_slides.pdf
30 * 5211 - http://www.hotchips.org/archives/hc14/3_Tue/16_mcfarland.pdf
33 * Atheros's ART program (Atheros Radio Test), on ath9k, on legacy-hal
42 * AR5210-Specific TXDP registers
46 #define AR5K_NOQCU_TXDP0 0x0000 /* Queue 0 - data */
47 #define AR5K_NOQCU_TXDP1 0x0004 /* Queue 1 - beacons */
70 #define AR5K_CFG_SWTD 0x00000001 /* Byte-swap TX descriptor (for big endian archs) */
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/linux/drivers/tty/serial/8250/
H A D8250_dw.c1 // SPDX-License-Identifier: GPL-2.0+
99 struct dw8250_data *d = to_dw8250_data(p->private_data); in dw8250_modify_msr()
101 /* Override any modem control signals if needed */ in dw8250_modify_msr()
103 value |= d->msr_mask_on; in dw8250_modify_msr()
104 value &= ~d->msr_mask_off; in dw8250_modify_msr()
134 if (up->fcr & UART_FCR_ENABLE_FIFO) { in dw8250_force_idle()
150 struct dw8250_data *d = to_dw8250_data(p->private_data); in dw8250_check_lcr()
151 void __iomem *addr = p->membase + (offset << p->regshift); in dw8250_check_lcr()
154 if (offset != UART_LCR || d->uart_16550_compatible) in dw8250_check_lcr()
158 while (tries--) { in dw8250_check_lcr()
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/linux/drivers/gpu/drm/omapdrm/dss/
H A Dhdmi4_core.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com/
32 return core->base + HDMI_CORE_AV; in hdmi_av_base()
37 void __iomem *base = core->base; in hdmi4_core_ddc_init()
50 return -ETIMEDOUT; in hdmi4_core_ddc_init()
61 return -ETIMEDOUT; in hdmi4_core_ddc_init()
71 return -ETIMEDOUT; in hdmi4_core_ddc_init()
80 void __iomem *base = core->base; in hdmi4_core_ddc_read()
87 return -ETIMEDOUT; in hdmi4_core_ddc_read()
112 return -EIO; in hdmi4_core_ddc_read()
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/linux/drivers/video/fbdev/omap2/omapfb/dss/
H A Dhdmi4_core.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com/
33 return core->base + HDMI_CORE_AV; in hdmi_av_base()
38 void __iomem *base = core->base; in hdmi_core_ddc_init()
51 return -ETIMEDOUT; in hdmi_core_ddc_init()
62 return -ETIMEDOUT; in hdmi_core_ddc_init()
72 return -ETIMEDOUT; in hdmi_core_ddc_init()
81 void __iomem *base = core->base; in hdmi_core_ddc_edid()
90 return -ETIMEDOUT; in hdmi_core_ddc_edid()
118 return -EIO; in hdmi_core_ddc_edid()
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/linux/drivers/net/wireless/ath/ath6kl/
H A Dtarget.h2 * Copyright (c) 2004-2010 Atheros Communications Inc.
161 * Pointer to application-defined area, if any.
175 * General-purpose flag bits, similar to ATH6KL_OPTION_* flags.
189 /* Override Target application start address */
225 u32 hi_num_bpatch_streams; /* 0x70 -- unused */
235 * NOTE: byte [0] = tx pin, [1] = rx pin, [2] = rts pin, [3] = cts
251 * 0xa8 - [1]: 0 = UART FC active low, 1 = UART FC active high
273 * 0xbc - [31:0]: idle timeout in ms
281 /* If non-zero, override values sent to Host in WMI_READY event. */
286 * Percentage of high priority RX traffic to total expected RX traffic -
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/linux/drivers/tty/serial/
H A Daltera_uart.c1 // SPDX-License-Identifier: GPL-2.0+
3 * altera_uart.c -- Altera UART driver
5 * Based on mcf.c -- Freescale ColdFire UART driver
7 * (C) Copyright 2003-2007, Greg Ungerer <gerg@snapgear.com>
53 #define ALTERA_UART_STATUS_DCTS_MSK 0x0400 /* CTS logic-level change */
54 #define ALTERA_UART_STATUS_CTS_MSK 0x0800 /* CTS logic state */
69 #define ALTERA_UART_CONTROL_DCTS_MSK 0x0400 /* Interrupt on CTS change */
74 * Local per-uart structure.
85 return readl(port->membase + (reg << port->regshift)); in altera_uart_readl()
90 writel(dat, port->membase + (reg << port->regshift)); in altera_uart_writel()
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H A Dmux.c1 // SPDX-License-Identifier: GPL-2.0+
4 ** serial driver for the Mux console found in some PA-RISC servers.
7 ** (c) Copyright 2002 Hewlett-Packard Company
26 #include <asm/parisc-device.h>
63 #define UART_PUT_CHAR(p, c) __raw_writel((c), (p)->membase + IO_DATA_REG_OFFSET)
64 #define UART_GET_FIFO_CNT(p) __raw_readl((p)->membase + IO_DCOUNT_REG_OFFSET)
67 * get_mux_port_count - Get the number of available ports on the Mux.
73 * are connected. This function can override the IODC and
82 /* If this is the built-in Mux for the K-Class (Eole CAP/MUX), in get_mux_port_count()
86 if(dev->id.hversion == 0x15) in get_mux_port_count()
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/linux/fs/crypto/
H A Dkeysetup.c1 // SPDX-License-Identifier: GPL-2.0
19 .friendly_name = "AES-256-XTS",
27 .friendly_name = "AES-256-CBC-CTS",
28 .cipher_str = "cts(cbc(aes))",
34 .friendly_name = "AES-128-CBC-ESSIV",
42 .friendly_name = "AES-128-CBC-CTS",
43 .cipher_str = "cts(cbc(aes))",
49 .friendly_name = "SM4-XTS",
57 .friendly_name = "SM4-CBC-CTS",
58 .cipher_str = "cts(cbc(sm4))",
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/linux/drivers/net/wireless/intel/iwlwifi/fw/api/
H A Dtx.h1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
3 * Copyright (C) 2012-2014, 2018-2025 Intel Corporation
4 * Copyright (C) 2016-2017 Intel Deutschland GmbH
11 * enum iwl_tx_flags - bitmasks for tx_flags in TX command
12 * @TX_CMD_FLG_PROT_REQUIRE: use RTS or CTS-to-self to protect the frame
27 * @TX_CMD_FLG_SEQ_CTL: set if FW should override the sequence control.
28 * Should be set for mgmt, non-QOS data, mcast, bcast and in scan command
29 * @TX_CMD_FLG_MORE_FRAG: this frame is non-last MPDU
38 * @TX_CMD_FLG_DUR: disable duration overwriting used in PS-Poll Assoc-id
73 * enum iwl_tx_cmd_flags - bitmasks for tx_flags in TX command for 22000
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/linux/drivers/usb/serial/
H A Dark3116.c1 // SPDX-License-Identifier: GPL-2.0+
9 * - implements a driver for the arkmicro ark3116 chipset (vendor=0x6547,
10 * productid=0x0232) (used in a datacable called KQ-U8A)
52 struct usb_device *dev = serial->dev; in is_irda()
53 if (le16_to_cpu(dev->descriptor.idVendor) == 0x18ec && in is_irda()
54 le16_to_cpu(dev->descriptor.idProduct) == 0x3118) in is_irda()
82 result = usb_control_msg(serial->dev, in ark3116_write_reg()
83 usb_sndctrlpipe(serial->dev, 0), in ark3116_write_reg()
97 result = usb_control_msg(serial->dev, in ark3116_read_reg()
98 usb_rcvctrlpipe(serial->dev, 0), in ark3116_read_reg()
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/linux/arch/arm/boot/dts/marvell/
H A Darmada-370.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 * Gregory CLEMENT <gregory.clement@free-electrons.com>
9 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
15 #include "armada-370-xp.dtsi"
18 #address-cells = <1>;
19 #size-cells = <1>;
22 compatible = "marvell,armada370", "marvell,armada-370-xp";
31 compatible = "marvell,armada370-mbus", "simple-bus";
39 compatible = "marvell,armada-370-pcie";
43 #address-cells = <3>;
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/linux/drivers/gpu/drm/bridge/synopsys/
H A Ddw-hdmi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * DesignWare High-Definition Multimedia Interface (HDMI) driver
5 * Copyright (C) 2013-2015 Mentor Graphics Inc.
6 * Copyright (C) 2011-2013 Freescale Semiconductor, Inc.
21 #include <linux/dma-mapping.h>
24 #include <media/cec-notifier.h>
26 #include <linux/media-bus-format.h>
40 #include "dw-hdmi-audio.h"
41 #include "dw-hdmi-cec.h"
42 #include "dw-hdmi.h"
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/linux/drivers/net/wireless/ralink/rt2x00/
H A Drt2x00queue.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 Copyright (C) 2004 - 2010 Ivo van Doorn <IvDoorn@gmail.com>
5 Copyright (C) 2004 - 2009 Gertjan van Wingerde <gwingerde@gmail.com>
18 #include <linux/dma-mapping.h>
25 struct data_queue *queue = entry->queue; in rt2x00queue_alloc_rxskb()
26 struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; in rt2x00queue_alloc_rxskb()
37 frame_size = queue->data_size + queue->desc_size + queue->winfo_size; in rt2x00queue_alloc_rxskb()
40 * The payload should be aligned to a 4-byte boundary, in rt2x00queue_alloc_rxskb()
79 skb_dma = dma_map_single(rt2x00dev->dev, skb->data, skb->len, in rt2x00queue_alloc_rxskb()
81 if (unlikely(dma_mapping_error(rt2x00dev->dev, skb_dma))) { in rt2x00queue_alloc_rxskb()
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/linux/crypto/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
54 This option provides the ability to override the FIPS Module Version.
156 cbc(aes), and the support for the crypto self-tests.
178 bool "Enable cryptographic self-tests"
181 Enable the cryptographic self-tests.
183 The cryptographic self-tests run at boot time, or at algorithm
188 - Development and pre-release testing. In this case, also enable
192 - Production kernels, to help prevent buggy drivers from being used
193 and/or meet FIPS 140-3 pre-operational testing requirements. In
197 bool "Enable the full set of cryptographic self-tests"
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/linux/arch/arm/boot/dts/amlogic/
H A Dmeson8b.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 #include <dt-bindings/clock/meson8-ddr-clkc.h>
8 #include <dt-bindings/clock/meson8b-clkc.h>
9 #include <dt-bindings/gpio/meson8b-gpio.h>
10 #include <dt-bindings/power/meson8-power.h>
11 #include <dt-bindings/reset/amlogic,meson8b-reset.h>
12 #include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h>
13 #include <dt-bindings/thermal/thermal.h>
18 #address-cells = <1>;
19 #size-cells = <0>;
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H A Dmeson8.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
6 #include <dt-bindings/clock/meson8-ddr-clkc.h>
7 #include <dt-bindings/clock/meson8b-clkc.h>
8 #include <dt-bindings/gpio/meson8-gpio.h>
9 #include <dt-bindings/power/meson8-power.h>
10 #include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h>
11 #include <dt-bindings/reset/amlogic,meson8b-reset.h>
12 #include <dt-bindings/thermal/thermal.h>
20 #address-cells = <1>;
21 #size-cells = <0>;
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/linux/drivers/net/wireless/ath/ath10k/
H A Dwmi.h1 /* SPDX-License-Identifier: ISC */
3 * Copyright (c) 2005-2011 Atheros Communications Inc.
4 * Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
5 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
6 * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
29 * 1. Add new WMI commands ONLY within the specified range - 0x9000 - 0x9fff
45 * variable is already 4-byte aligned by virtue of being a u32
527 * for wmi_services is 64 as target is using only 4-bits of each 32-bit
533 __le32_to_cpu((wmi_svc_bmap)[((svc_id) - (len)) / 28]) & \
534 BIT(((((svc_id) - (len)) % 28) & 0x1f) + 4))
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/linux/drivers/net/wireless/intel/iwlwifi/dvm/
H A Dcommands.h1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
3 * Copyright (C) 2005-2014, 2023-2025 Intel Corporation
7 * Please use iwl-xxxx-hw.h for hardware-related definitions.
29 /* Multi-Station support */
93 /* RF-KILL commands and notifications */
138 * - 4 standard TX queues
139 * - the command queue
140 * - 4 PAN TX queues
141 * - the PAN multicast queue, and
142 * - the AUX (TX during scan dwell) queue.
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/linux/drivers/net/wireless/ti/wlcore/
H A Dconf.h1 /* SPDX-License-Identifier: GPL-2.0-only */
117 * Range: 0 - 0xFFFFFFFF
130 * after a PS-poll has been transmitted.
132 * Range: 0 - 200000
139 * Range: 0 - 200000
144 * The number of octets in an MPDU, below which an RTS/CTS
147 * Range: 0 - 4096
161 * Occupied Rx mem-blocks number which requires interrupting the host
177 * Max time in msec the FW may delay RX-Complete interrupt.
179 * Range: 1 - 100
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/linux/drivers/tty/
H A Dsynclink_gt.c1 // SPDX-License-Identifier: GPL-1.0+
28 * DBGINFO information - most verbose output
130 MODULE_PARM_DESC(ttymajor, "TTY major device number override: 0=auto assigned");
146 #define dev_to_port(D) (dev_to_hdlc(D)->priv)
496 printk("%s %s data:\n",info->device_name, label); in trace_block()
511 count -= linecount; in trace_block()
522 printk("tbuf_current=%d\n", info->tbuf_current); in dump_tbufs()
523 for (i=0 ; i < info->tbuf_count ; i++) { in dump_tbufs()
525 i, le16_to_cpu(info->tbufs[i].count), le16_to_cpu(info->tbufs[i].status)); in dump_tbufs()
536 printk("rbuf_current=%d\n", info->rbuf_current); in dump_rbufs()
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