| /linux/drivers/hwmon/pmbus/ |
| H A D | mp2856.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
79 bool negative = false; in val2linear11() local
85 negative = true; in val2linear11()
86 val = -val; in val2linear11()
95 while (val < MIN_LIN_MANTISSA && exponent > -15) { in val2linear11()
96 exponent--; in val2linear11()
100 /* Convert mantissa from milli-units to units */ in val2linear11()
104 if (negative) in val2linear11()
105 mantissa = -mantissa; in val2linear11()
112 mp2856_read_word_helper(struct i2c_client *client, int page, int phase, u8 reg, in mp2856_read_word_helper() argument
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| H A D | mp2975.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Hardware monitoring driver for MPS Multi-phase Digital VR Controllers
138 return -ENODATA; in mp2975_read_byte_data()
143 mp2975_read_word_helper(struct i2c_client *client, int page, int phase, u8 reg, in mp2975_read_word_helper() argument
146 int ret = pmbus_read_word_data(client, page, phase, reg); in mp2975_read_word_helper()
157 return 250 + (val - 1) * 5; in mp2975_vid2direct()
161 return 500 + (val - 1) * 10; in mp2975_vid2direct()
165 return 200 + (val - 1) * 10; in mp2975_vid2direct()
168 return -EINVAL; in mp2975_vid2direct()
176 /* Converts a milli-unit DIRECT value to LINEAR11 format */
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| H A D | zl6100.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
57 /* Convert linear sensor value to milli-units */
69 /* scale result to milli-units */ in zl6100_l2d()
75 val >>= -exponent; in zl6100_l2d()
86 bool negative = false; in zl6100_d2l() local
93 negative = true; in zl6100_d2l()
94 val = -val; in zl6100_d2l()
103 while (val < MIN_MANTISSA && exponent > -15) { in zl6100_d2l()
104 exponent--; in zl6100_d2l()
108 /* Convert mantissa from milli-units to units */ in zl6100_d2l()
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| /linux/drivers/base/power/ |
| H A D | common.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * drivers/base/power/common.c - Common device power management code.
19 * dev_pm_get_subsys_data - Create or refcount power.subsys_data for device.
24 * increased, otherwise negative error code.
32 return -ENOMEM; in dev_pm_get_subsys_data()
34 spin_lock_irq(&dev->power.lock); in dev_pm_get_subsys_data()
36 if (dev->power.subsys_data) { in dev_pm_get_subsys_data()
37 dev->power.subsys_data->refcount++; in dev_pm_get_subsys_data()
39 spin_lock_init(&psd->lock); in dev_pm_get_subsys_data()
40 psd->refcount = 1; in dev_pm_get_subsys_data()
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| /linux/drivers/net/ethernet/intel/ice/ |
| H A D | ice_dpll.c | 1 // SPDX-License-Identifier: GPL-2.0
53 * enum ice_dpll_pin_type - enumerate ice pin types:
71 [ICE_DPLL_PIN_TYPE_RCLK_INPUT] = "rclk-input",
83 * ice_dpll_is_sw_pin - check if given pin shall be controlled by SW
88 * Check if the pin shall be controlled by SW - instead of providing raw access
89 * for pin control. For E810 NIC with dpll there is additional MUX-related logic
95 * * true - pin controlled by SW
96 * * false - pin not controlled by SW
100 if (input && pf->hw.device_id == ICE_DEV_ID_E810C_QSFP) in ice_dpll_is_sw_pin()
101 index -= ICE_DPLL_SW_PIN_INPUT_BASE_QSFP - in ice_dpll_is_sw_pin()
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| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-bus-iio-frequency-admv1013 | 1 What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage0-altvoltage1_i_calibphase
3 Contact: linux-iio@vger.kernel.org
5 Read/write unscaled value for the Local Oscillatior path quadrature I phase shift.
7 What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage0-altvoltage1_q_calibphase
9 Contact: linux-iio@vger.kernel.org
11 Read/write unscaled value for the Local Oscillatior path quadrature Q phase shift.
15 Contact: linux-iio@vger.kernel.org
22 Contact: linux-iio@vger.kernel.org
28 Contact: linux-iio@vger.kernel.org
30 Read/write raw value for the Local Oscillatior Feedthrough Offset Calibration I Negative
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| /linux/drivers/base/regmap/ |
| H A D | regmap-sccb.c | 1 // SPDX-License-Identifier: GPL-2.0
2 // Register map access API - SCCB support
11 * sccb_is_available - Check if the adapter supports SCCB protocol
31 * regmap_sccb_read - Read data from SCCB slave device
36 * This executes the 2-phase write transmission cycle that is followed by a
37 * 2-phase read transmission cycle, returning negative errno else zero on
47 i2c_lock_bus(i2c->adapter, I2C_LOCK_SEGMENT); in regmap_sccb_read()
49 ret = __i2c_smbus_xfer(i2c->adapter, i2c->addr, i2c->flags, in regmap_sccb_read()
54 ret = __i2c_smbus_xfer(i2c->adapter, i2c->addr, i2c->flags, in regmap_sccb_read()
61 i2c_unlock_bus(i2c->adapter, I2C_LOCK_SEGMENT); in regmap_sccb_read()
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| /linux/drivers/net/ethernet/amazon/ena/ |
| H A D | ena_com.h | 1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
3 * Copyright 2015-2020 Amazon.com, Inc. or its affiliates. All rights reserved.
11 #include <linux/dma-mapping.h>
136 u8 phase; member
179 u8 phase; member
190 u8 phase; member
201 u8 phase; member
252 u8 phase; member
274 /* PHC shared memory - virtual address */
300 /* PHC shared memory - physical address */
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| /linux/drivers/staging/sm750fb/ |
| H A D | ddk750_mode.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
9 NEG, /* negative */
32 /* Clock Phase. This clock phase only applies to Panel. */
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| /linux/Documentation/devicetree/bindings/iio/frequency/ |
| H A D | adi,adf4350.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <michael.hennerich@analog.com>
15 - adi,adf4350
16 - adi,adf4351
21 spi-max-frequency:
28 clock-names:
31 '#clock-cells':
34 clock-output-names:
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| H A D | adi,admv1013.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Antoniu Miclaus <antoniu.miclaus@analog.com>
21 - adi,admv1013
26 spi-max-frequency:
34 clock-names:
36 - const: lo_in
38 vcm-supply:
42 vcc-drv-supply:
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| H A D | adi,admv1014.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Antoniu Miclaus <antoniu.miclaus@analog.com>
21 - adi,admv1014
26 spi-max-frequency:
32 clock-names:
34 - const: lo_in
38 vcm-supply:
40 Common-mode voltage regulator.
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| /linux/fs/ubifs/ |
| H A D | log.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2006-2008 Nokia Corporation.
23 * ubifs_search_bud - search bud LEB.
24 * @c: UBIFS file-system description object
35 spin_lock(&c->buds_lock); in ubifs_search_bud()
36 p = c->buds.rb_node; in ubifs_search_bud()
39 if (lnum < bud->lnum) in ubifs_search_bud()
40 p = p->rb_left; in ubifs_search_bud()
41 else if (lnum > bud->lnum) in ubifs_search_bud()
42 p = p->rb_right; in ubifs_search_bud()
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| /linux/include/uapi/linux/media/raspberrypi/ |
| H A D | pisp_be_config.h | 1 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
5 * Copyright (C) 2021 - Raspberry Pi Ltd
98 * struct pisp_be_global_config - PiSP global enable bitmaps
112 * struct pisp_be_input_buffer_config - PiSP Back End input buffer
121 * struct pisp_be_dpc_config - PiS
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| /linux/drivers/isdn/hardware/mISDN/ |
| H A D | isdnhdlc.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * hdlc.h -- General purpose ISDN HDLC decoder.
10 * 2009 Karsten Keil <keil@b1-systems.de>
11 * 2002 Wolfgang Mües <wolfgang@iksw-muees.de>
39 /* set if in closing phase (need to send CRC + flag) */
53 or a negative error number
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| /linux/tools/lib/bpf/ |
| H A D | libbpf.h | 1 /* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
6 * Copyright (C) 2013-2015 Alexei Starovoitov <ast@kernel.org>
41 * human-readable form, e.g., "v1.7".
71 * human-readable string.
75 * @return 0, on success; negative error code, otherwise
125 * @brief **libbpf_set_print()** sets user-provide
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| /linux/drivers/gpu/drm/xe/ |
| H A D | xe_bo_evict.c | 1 // SPDX-License-Identifier: MIT
24 spin_lock(&xe->pinned.lock); in xe_bo_apply_to_pinned()
31 list_move_tail(&bo->pinned_link, &still_in_list); in xe_bo_apply_to_pinned()
32 spin_unlock(&xe->pinned.lock); in xe_bo_apply_to_pinned()
36 spin_lock(&xe->pinned.lock); in xe_bo_apply_to_pinned()
42 if (!list_empty(&bo->pinned_link)) in xe_bo_apply_to_pinned()
43 list_move(&bo->pinned_link, pinned_list); in xe_bo_apply_to_pinned()
44 spin_unlock(&xe->pinned.lock); in xe_bo_apply_to_pinned()
47 spin_lock(&xe->pinned.lock); in xe_bo_apply_to_pinned()
50 spin_unlock(&xe->pinned.lock); in xe_bo_apply_to_pinned()
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| /linux/drivers/gpu/drm/i915/display/ |
| H A D | intel_tv_regs.h | 1 /* SPDX-License-Identifier: MIT */
41 /* Sets the colorburst to PAL mode. Required for non-M PAL modes. */
56 /* Read-only state that reports all features enabled */
58 /* Read-only state that reports that Macrovision is disabled in hardware*/
60 /* Read-only state that reports that TV-out is disabled in hardware. */
64 /* Encoder test pattern 1 - combo pattern */
66 /* Encoder test pattern 2 - full screen vertical 75% color bars */
68 /* Encoder test pattern 3 - full screen horizontal 75% color bars */
70 /* Encoder test pattern 4 - random noise */
72 /* Encoder test pattern 5 - linear color ramps */
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| /linux/include/uapi/linux/ |
| H A D | input.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * Copyright (c) 1999-2002 Vojtech Pavlik
20 #include "input-event-codes.h"
56 * IOCTLs (0x00 - 0x7f)
67 * struct input_absinfo - use
411 __u16 phase; global() member
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| /linux/drivers/scsi/ |
| H A D | NCR5380.c | 1 // SPDX-License-Identifier: GPL-2.0
4 * to implement 5380 SCSI drivers under Linux with a non-trantor
13 * +1 (303) 666-5836
24 * 1+ (719) 578-3400
25 * 1+ (800) 334-5454
42 * transfer - some PC's will use the I/O bus, 68K's must use
46 * each 5380 in the system - commands that haven't been issued yet,
51 * allowing multiple commands to propagate all the way to a SCSI-II device
57 * When used in a PIO or pseudo-dma mode, the NCR5380 is a braindead
74 * phase goes through the various phases as instructed by the target.
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| /linux/drivers/iio/adc/ |
| H A D | ad7944.c | 1 // SPDX-License-Identifier: GPL-2.0-only
26 #include <linux/iio/buffer-dmaengine.h>
40 /* datasheet calls this "4-wire mode" */
42 /* datasheet calls this "3-wire mode" (not related to SPI_3WIRE!) */
48 /* maps adi,spi-mode property value to enum */
67 /* Chip-specific timing specifications. */
73 /* Indicates TURBO is hard-wired to be always enabled. */
118 * AD7944_DEFINE_CHIP_INFO - Define a chip info structure for a specific chip
170 * - There is no soft timestamp since everything is done in hardware.
171 * - There is a sampling frequency attribute added. This controls the SPI
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| /linux/sound/soc/ |
| H A D | soc-utils.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-util.c -- ALSA SoC Audio Layer utility functions
27 /* Negative values might be errors */ in snd_soc_ret()
29 case -EPROBE_DEFER: in snd_soc_ret()
30 case -ENOTSUPP: in snd_soc_ret()
31 case -EOPNOTSUPP: in snd_soc_ret()
84 * snd_soc_tdm_params_to_bclk - calculate bclk from params and tdm slot info.
87 * tdm slot width. Optionally round-up the slot count to a given multiple.
95 * I2S mode, which has a left and right phase so the number of slots is always
106 * Return: bclk frequency in Hz, else a negative error code if params format
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| /linux/Documentation/scsi/ |
| H A D | ChangeLog.sym53c8xx | 1 Sat May 12 12:00 2001 Gerard Roudier (groudier@club-internet.fr)
2 * version sym53c8xx-1.7.3c
3 - Ensure LEDC bit in GPCNTL is cleared when reading the NVRAM.
4 Fix sent by Stig Telfer <stig@api-networks.com>.
5 - Backport from SYM-2 the work-around that allows to support
7 - Check that we received at least 8 bytes of INQUIRY response
9 - Define scsi_set_pci_device() as nil for kernel < 2.4.4.
10 - + A couple of minor changes.
12 Sat Apr 7 19:30 2001 Gerard Roudier (groudier@club-internet.fr)
13 * version sym53c8xx-1.7.3b
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| /linux/drivers/acpi/ |
| H A D | cppc_acpi.c | 1 // SPDX-License-Identifier: GPL-2.0-only
15 * P-state scale which is tied to CPU frequency only. In brief, the basic
18 * - OS makes a CPU performance request. (Can provide min and max bounds)
20 * - Platform (such as BMC) is free to optimize request within requested bounds
23 * - Platform conveys its decision back to OS
69 * For non-performance critical usecases(init)
97 #define GET_PCC_VADDR(offs, pcc_ss_id) (pcc_data[pcc_ss_id]->pcc_channel->shmem + \
101 #define CPC_IN_PCC(cpc) ((cpc)->type == ACPI_TYPE_BUFFER && \
102 (cpc)->cpc_entry.reg.space_id == \
106 #define CPC_IN_FFH(cpc) ((cpc)->type == ACPI_TYPE_BUFFER && \
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| /linux/Documentation/i2c/ |
| H A D | fault-codes.rst | 10 ----------------------------------
14 some cases, such as re-initializing (and maybe resetting). After such
27 -------------------------
28 These are returned as negative numbers from most calls, with zero or
29 some positive number indicating a non-fault return. The specific
31 though most Linux systems use <asm-generic/errno*.h> numbering.
93 Returned by I2C adapters to indicate that the address phase
119 or SMBus (or chip-specific) protocol specifications. One
121 (from the SMBus slave) is outside the range 1-32 bytes.
|