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/linux/drivers/char/tpm/
H A Dtpm_tis_i2c_cr50.c1 // SPDX-License-Identifier: GPL-2.0
10 * - Use an interrupt for transaction status instead of hardcoded delays.
11 * - Must use write+wait+read read protocol.
12 * - All 4 bytes of status register must be read/written at once.
13 * - Burst count max is 63 bytes, and burst count behaves slightly differently
15 * - When reading from FIFO the full burstcnt must be read instead of just
37 #define TPM_CR50_I2C_MAX_RETRIES 3 /* Max retries due to I2C errors */
39 #define TPM_CR50_I2C_RETRY_DELAY_HI 65 /* Max usecs between retries on I2C */
48 * struct tpm_i2c_cr50_priv_data - Driver private data.
63 * tpm_cr50_i2c_int_handler() - cr50 interrupt handler.
[all …]
/linux/drivers/media/dvb-frontends/
H A Dcx24116.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
5 Copyright (C) 2006-2008 Steven Toth <stoth@hauppauge.com>
6 Copyright (C) 2006-2007 Georg Acher
7 Copyright (C) 2007-2008 Darron Broad
45 #define CX24116_DEFAULT_FIRMWARE "dvb-fe-cx24116.fw"
74 /* Select DVB-S demodulator, else DVB-S2 */
115 /* DiSEqC burst */
119 /* DiSEqC tone burst */
128 MODULE_PARM_DESC(esno_snr, "SNR return units, 0=PERCENTAGE 0-100, "\
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/linux/net/core/
H A Dpktgen.c1 // SPDX-License-Identifier: GPL-2.0-or-later
23 * MAC address typo fixed. 010417 --ro
24 * Integrated. 020301 --DaveM
25 * Added multiskb option 020301 --DaveM
26 * Scaling of results. 020417--sigurdur@linpro.no
27 * Significant re-work of the module:
31 * * Allow configuration of ranges, like min/max IP address, MACs,
32 * and UDP-ports, for both source and destination, and can
35 * * Place 12-byte packet in UDP payload with magic number,
37 * * Add receiver code that detects dropped pkts, re-ordered pkts, and
[all …]
/linux/drivers/misc/
H A Ddw-xdata-pcie.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/pci-epf.h>
20 #define DW_XDATA_DRIVER_NAME "dw-xdata-pcie"
66 size_t max_wr_len; /* max wr xfer len */
67 size_t max_rd_len; /* max rd xfer len */
75 return dw->rg_region.vaddr; in __dw_regs()
80 u32 burst; in dw_xdata_stop() local
82 mutex_lock(&dw->mutex); in dw_xdata_stop()
84 burst = readl(&(__dw_regs(dw)->burst_cnt)); in dw_xdata_stop()
86 if (burst & BURST_REPEAT) { in dw_xdata_stop()
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/linux/drivers/net/ethernet/broadcom/
H A Dbcm4908_enet.h1 /* SPDX-License-Identifier: GPL-2.0-only */
67 #define ENET_DMA_CH_CFG_BURST_HALT 0x00000004 /* idle after finish current memory burst */
74 #define ENET_DMA_CH_CFG_MAX_BURST 0x0c /* max burst length permitted */
80 #define ENET_DMA_CH_STATE_RAM_DESC_LEN_STATUS 0x08 /* buffer descriptor status and len */
H A Dbcm63xx_enet.h1 /* SPDX-License-Identifier: GPL-2.0 */
19 /* maximum burst len for dma (4 bytes unit) */
24 * must be low enough so that a DMA transfer of above burst length can
29 * hardware maximum rx/tx packet size including FCS, max mtu is
30 * actually 2047, but if we set max rx size register to 2047 we won't
259 /* maximum dma burst size */
/linux/arch/mips/include/asm/octeon/
H A Dcvmx-pko.h7 * Copyright (c) 2003-2008 Cavium Networks
14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
44 * - PKO indexes are no longer stored in the FAU. A large
48 * - The PKO <b>use_locking</b> parameter can now have a global
52 * - PKO 3 word commands are now supported. Use
60 #include <asm/octeon/cvmx-fpa.h>
61 #include <asm/octeon/cvmx-pow.h>
62 #include <asm/octeon/cvmx-cmd-queue.h>
63 #include <asm/octeon/cvmx-pko-defs.h>
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/linux/drivers/iio/imu/
H A Dadis16475.c1 // SPDX-License-Identifier: GPL-2.0
70 /* number of data elements in burst mode */
75 /* spi max speed in brust mode */
171 struct adis16475 *st = file->private_data; in adis16475_show_firmware_revision()
173 size_t len; in adis16475_show_firmware_revision() local
177 ret = adis_read_reg_16(&st->adis, ADIS16475_REG_FIRM_REV, &rev); in adis16475_show_firmware_revision()
181 len = scnprintf(buf, sizeof(buf), "%x.%x\n", rev >> 8, rev & 0xff); in adis16475_show_firmware_revision()
183 return simple_read_from_buffer(userbuf, count, ppos, buf, len); in adis16475_show_firmware_revision()
197 struct adis16475 *st = file->private_data; in adis16475_show_firmware_date()
200 size_t len; in adis16475_show_firmware_date() local
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H A Dadis16480.c1 // SPDX-License-Identifier: GPL-2.0-only
109 /* total number of segments in burst */
116 ADIS16480_REG((page) + 1, (x) - 60 + 8))
199 struct adis16480 *adis16480 = file->private_data; in adis16480_show_firmware_revision()
201 size_t len; in adis16480_show_firmware_revision() local
205 ret = adis_read_reg_16(&adis16480->adis, ADIS16480_REG_FIRM_REV, &rev); in adis16480_show_firmware_revision()
209 len = scnprintf(buf, sizeof(buf), "%x.%x\n", rev >> 8, rev & 0xff); in adis16480_show_firmware_revision()
211 return simple_read_from_buffer(userbuf, count, ppos, buf, len); in adis16480_show_firmware_revision()
224 struct adis16480 *adis16480 = file->private_data; in adis16480_show_firmware_date()
227 size_t len; in adis16480_show_firmware_date() local
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/linux/include/linux/
H A Ddmaengine.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Copyright(c) 2004 - 2006 Intel Corporation. All rights reserved.
18 * typedef dma_cookie_t - an opaque DMA cookie
31 * enum dma_status - DMA transaction status
46 * enum dma_transaction_type - DMA transaction types/indexes
73 * enum dma_transfer_direction - dma transfer mode and direction indicator
89 * ----------------------------
91 * The gap(in bytes) between two chunks is called inter-chunk-gap(ICG).
96 * it is to be repeated and other per-transfer attributes.
103 * | Frame-1 | Frame-2 | ~ | Frame-'numf' |
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/linux/drivers/dma/
H A Dpl330.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include <linux/dma-mapping.h>
46 CCTRL6, /* Cacheable write-through, allocate on writes only */
47 CCTRL7, /* Cacheable write-back, allocate on writes only */
245 * at 1byte/burst for P<->M and M<->M respectively.
246 * For typical scenario, at 1word/burst, 10MB and 20MB xfers per req
247 * should be enough for P<->M and M<->M respectively.
303 * and burst size/length are assumed same.
351 BURST, enumerator
382 /* Index of the last submitted request or -1 if the DMA is stopped */
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H A Damba-pl08x.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (c) 2010 ST-Ericsson SA
27 * - CH_CONFIG register at different offset,
28 * - separate CH_CONTROL2 register for transfer size,
29 * - bigger maximum transfer size,
30 * - 8-word aligned LLI, instead of 4-word, due to extra CCTL2 word,
31 * - no support for peripheral flow control.
36 * On burst request from peripheral
37 * Destination burst from DMAC to peripheral
38 * Clear burst request
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/linux/drivers/spi/
H A Dspi-imx.c1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
11 #include <linux/dma-mapping.h>
30 #include <linux/dma/imx-dma.h>
138 return d->devtype_data->devtype == IMX27_CSPI; in is_imx27_cspi()
143 return d->devtype_data->devtype == IMX35_CSPI; in is_imx35_cspi()
148 return d->devtype_data->devtype == IMX51_ECSPI; in is_imx51_ecspi()
153 return d->devtype_data->devtype == IMX53_ECSPI; in is_imx53_ecspi()
159 unsigned int val = readl(spi_imx->base + MXC_CSPIRXDATA); \
161 if (spi_imx->rx_buf) { \
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H A Dspi-meson-spicc.c7 * SPDX-License-Identifier: GPL-2.0+
12 #include <linux/clk-provider.h>
30 * - all transfers are cutted in 16 words burst because the FIFO hangs on
31 * TX underflow, and there is no TX "Half-Empty" interrupt, so we go by
32 * FIFO max size chunk only
33 * - CS management is dumb, and goes UP between every burst, so is really a
69 #define SPICC_TH_EN BIT(1) /* TX FIFO Half-Full Interrupt */
72 #define SPICC_RH_EN BIT(4) /* RX FIFO Half-Full Interrupt */
89 #define SPICC_TH BIT(1) /* TX FIFO Half-Full Interrupt */
92 #define SPICC_RH BIT(4) /* RX FIFO Half-Full Interrupt */
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/linux/Documentation/netlink/specs/
H A Dethtool.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
5 protocol: genetlink-legacy
8 uapi-header: linux/ethtool_netlink_generated.h
11 -
12 name: udp-tunnel-type
13 enum-name:
15 entries: [ vxlan, geneve, vxlan-gpe ]
16 enum-cnt-name: __ethtool-udp-tunnel-type-cnt
17 render-max: true
18 -
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/linux/drivers/comedi/drivers/
H A Ddas1800.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Comedi driver for Keithley DAS-1700/DAS-1800 series boards
6 * COMEDI - Linux Control and Measurement Device Interface
14 * Devices: [Keithley Metrabyte] DAS-1701ST (das-1701st),
15 * DAS-1701ST-DA (das-1701st-da), DAS-1701/AO (das-1701ao),
16 * DAS-1702ST (das-1702st), DAS-1702ST-DA (das-1702st-da),
17 * DAS-1702HR (das-1702hr), DAS-1702HR-DA (das-1702hr-da),
18 * DAS-1702/AO (das-1702ao), DAS-1801ST (das-1801st),
19 * DAS-1801ST-DA (das-1801st-da), DAS-1801HC (das-1801hc),
20 * DAS-1801AO (das-1801ao), DAS-1802ST (das-1802st),
[all …]
/linux/drivers/usb/cdns3/
H A Dcdnsp-debug.h1 /* SPDX-License-Identifier: GPL-2.0 */
61 return "Stopped - Length Invalid"; in cdnsp_trb_comp_code_string()
63 return "Stopped - Short Packet"; in cdnsp_trb_comp_code_string()
65 return "Max Exit Latency Too Large Error"; in cdnsp_trb_comp_code_string()
97 return "No-Op"; in cdnsp_trb_type_string()
119 return "No-Op Command"; in cdnsp_trb_type_string()
180 int ep_id = TRB_TO_EP_INDEX(field3) - 1; in cdnsp_decode_trb()
205 " len %ld slot %ld flags %c:%c", in cdnsp_decode_trb()
379 "type '%s' -> raw %08x %08x %08x %08x", in cdnsp_decode_trb()
384 if (ret == size - 1) in cdnsp_decode_trb()
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/linux/drivers/dma/dw/
H A Dregs.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2005-2007 Atmel Corporation
6 * Copyright (C) 2010-2011 ST Microelectronics
14 #include <linux/io-64-nonatomic-hi-lo.h>
33 * Redefine this macro to handle differences between 32- and 64-bit
64 /* per-channel registers */
89 /* iDMA 32-bit support */
96 /* per-channel configuration registers */
101 /* top-level parameters */
108 /* iDMA 32-bit support */
[all …]
H A Dof.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2007-2008 Atmel Corporation
6 * Copyright (C) 2010-2011 ST Microelectronics
19 struct dw_dma *dw = ofdma->of_dma_data; in dw_dma_of_xlate()
21 .dma_dev = dw->dma.dev, in dw_dma_of_xlate()
25 if (dma_spec->args_count < 3 || dma_spec->args_count > 4) in dw_dma_of_xlate()
28 slave.src_id = dma_spec->args[0]; in dw_dma_of_xlate()
29 slave.dst_id = dma_spec->args[0]; in dw_dma_of_xlate()
30 slave.m_master = dma_spec->args[1]; in dw_dma_of_xlate()
31 slave.p_master = dma_spec->args[2]; in dw_dma_of_xlate()
[all …]
/linux/block/
H A Dbfq-iosched.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
12 #include "blk-cgroup-rwstat.h"
29 * Soft real-time applications are extremely more latency sensitive
30 * than interactive ones. Over-raise the weight of the former to
38 * per-actuator data. The current value is hopefully a good upper
46 * struct bfq_service_tree - per ioprio_class service tree.
48 * Each service tree represents a B-WF2Q+ scheduler on its own. Each
71 * struct bfq_sched_data - multi-class scheduler.
81 * queue requests are served according to B-WF2Q+.
86 * before the current in-service entity is expired, 2) the in-service
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/linux/drivers/crypto/qce/
H A Dcommon.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2010-2014, The Linux Foundation. All rights reserved.
25 /* max of AES_BLOCK_SIZE, DES3_EDE_BLOCK_SIZE */
32 /* burst size alignment requirement */
99 void qce_cpu_to_be32p_array(__be32 *dst, const u8 *src, unsigned int len);
/linux/drivers/gpu/drm/i915/display/
H A Dintel_gmbus.c3 * Copyright © 2006-2008,2010 Intel Corporation
27 * Chris Wilson <chris@chris-wilson.co.uk>
31 #include <linux/i2c-algo-bit.h>
155 struct drm_i915_private *i915 = to_i915(display->drm); in get_gmbus_pin()
242 struct intel_display *display = bus->display; in get_reserved()
243 struct drm_i915_private *i915 = to_i915(display->drm); in get_reserved()
248 reserved = intel_de_read_notrace(display, bus->gpio_reg) & in get_reserved()
257 struct intel_display *display = bus->display; in get_clock()
260 intel_de_write_notrace(display, bus->gpio_reg, reserved | GPIO_CLOCK_DIR_MASK); in get_clock()
261 intel_de_write_notrace(display, bus->gpio_reg, reserved); in get_clock()
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H A Dvlv_dsi.c89 struct intel_display *display = to_intel_display(&intel_dsi->base); in vlv_dsi_wait_for_fifo_empty()
97 drm_err(display->drm, "DPI FIFOs are not empty\n"); in vlv_dsi_wait_for_fifo_empty()
102 const u8 *data, u32 len) in write_data() argument
106 for (i = 0; i < len; i += 4) { in write_data()
109 for (j = 0; j < min_t(u32, len - i, 4); j++) in write_data()
118 u8 *data, u32 len) in read_data() argument
122 for (i = 0; i < len; i += 4) { in read_data()
125 for (j = 0; j < min_t(u32, len - i, 4); j++) in read_data()
134 struct intel_dsi *intel_dsi = intel_dsi_host->intel_dsi; in intel_dsi_host_transfer()
135 struct intel_display *display = to_intel_display(&intel_dsi->base); in intel_dsi_host_transfer()
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/linux/drivers/net/wireless/ath/wil6210/
H A Dwmi.h1 /* SPDX-License-Identifier: ISC */
3 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
4 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
5 * Copyright (c) 2006-2012 Wilocity
70 * Each ID maps to a bit in a 32-bit bitmask value provided by the FW to
444 * - WMI_RX_MGMT_PACKET_EVENTID - for every probe resp.
445 * - WMI_SCAN_COMPLETE_EVENTID
461 /* Max duration in the home channel(ms) */
470 * 0 - 58320 MHz
471 * 1 - 60480 MHz
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/linux/arch/arm/boot/dts/ti/davinci/
H A Dda850-evm.dts1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
12 compatible = "ti,da850-evm", "ti,da850";
13 model = "DA850/AM1808/OMAP-L138 EVM";
16 stdout-path = &serial2;
27 backlight: backlight-pwm {
28 pinctrl-names = "default";
29 pinctrl-0 = <&ecap2_pins>;
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