| /linux-5.10/Documentation/devicetree/bindings/serial/ |
| D | pl011.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
13 - $ref: /schemas/serial.yaml#
21 - arm,pl011
22 - zte,zx296702-uart
24 - compatible
29 - items:
30 - const: arm,pl011
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| /linux-5.10/Documentation/devicetree/bindings/input/ |
| D | adc-keys.txt | 2 ------------------------------------
5 - compatible: "adc-keys"
6 - io-channels: Phandle to an ADC channel
7 - io-channel-names = "buttons";
8 - keyup-threshold-microvolt: Voltage at which all the keys are considered up.
11 - poll-interval: Poll interval time in milliseconds
12 - autorepeat: Boolean, Enable auto repeat feature of Linux input
15 Each button (key) is represented as a sub-node of "adc-keys":
17 Required subnode-properties:
18 - label: Descriptive name of the key.
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| /linux-5.10/drivers/net/ethernet/intel/igc/ |
| D | igc_phy.c | 1 // SPDX-License-Identifier: GPL-2.0
7 * igc_check_reset_block - Check if PHY reset is blocked
25 * igc_get_phy_id - Retrieve the PHY ID and revision
33 struct igc_phy_info *phy = &hw->phy; in igc_get_phy_id()
37 ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id); in igc_get_phy_id()
41 phy->id = (u32)(phy_id << 16); in igc_get_phy_id()
43 ret_val = phy->ops.read_reg(hw, PHY_ID2, &phy_id); in igc_get_phy_id()
47 phy->id |= (u32)(phy_id & PHY_REVISION_MASK); in igc_get_phy_id()
48 phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK); in igc_get_phy_id()
55 * igc_phy_has_link - Polls PHY for link
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| /linux-5.10/Documentation/hid/ |
| D | hid-sensor.rst | 26 Logical Minimum(-32767)
35 The report is indicating "sensor page (0x20)" contains an accelerometer-3D (0x73).
36 This accelerometer-3D has some fields. Here for example field 2 is motion intensity
37 (0x045f) with a logical minimum value of -32767 and logical maximum of 32767. The
51 - Core hid driver
52 - Individual sensor processing part (sensor drivers)
55 -----------
56 The core driver registers (hid-sensor-hub) registers as a HID driver. It parses
58 with name HID-SENSOR-xxxx (where xxxx is usage id from the specification).
62 HID-SENSOR-200073 is registered for an Accelerometer 3D driver.
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| /linux-5.10/drivers/net/ethernet/dec/tulip/ |
| D | de4x5.h | 16 #define DE4X5_BMR iobase+(0x000 << lp->bus) /* Bus Mode Register */
17 #define DE4X5_TPD iobase+(0x008 << lp->bus) /* Transmit Poll Demand Reg */
18 #define DE4X5_RPD iobase+(0x010 << lp->bus) /* Receive Poll Demand Reg */
19 #define DE4X5_RRBA iobase+(0x018 << lp->bus) /* RX Ring Base Address Reg */
20 #define DE4X5_TRBA iobase+(0x020 << lp->bus) /* TX Ring Base Address Reg */
21 #define DE4X5_STS iobase+(0x028 << lp->bus) /* Status Register */
22 #define DE4X5_OMR iobase+(0x030 << lp->bus) /* Operation Mode Register */
23 #define DE4X5_IMR iobase+(0x038 << lp->bus) /* Interrupt Mask Register */
24 #define DE4X5_MFC iobase+(0x040 << lp->bus) /* Missed Frame Counter */
25 #define DE4X5_APROM iobase+(0x048 << lp->bus) /* Ethernet Address PROM */
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| /linux-5.10/Documentation/misc-devices/ |
| D | xilinx_sdfec.rst | 1 .. SPDX-License-Identifier: GPL-2.0+
4 Xilinx SD-FEC Driver
10 This driver supports SD-FEC Integrated Block for Zynq |Ultrascale+ (TM)| RFSoCs.
15 …f SD-FEC core features, see the `SD-FEC Product Guide (PG256) <https://www.xilinx.com/cgi-bin/docs…
19 - Retrieval of the Integrated Block configuration and status information
20 - Configuration of LDPC codes
21 - Configuration of Turbo decoding
22 - Monitoring errors
24 Missing features, known issues, and limitations of the SD-FEC driver are as
27 - Only allows a single open file handler to any instance of the driver at any time
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| /linux-5.10/include/sound/ |
| D | timer.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
8 * Abramo Bagnara <abramo@alsa-project.org>
14 #define snd_timer_chip(timer) ((timer)->private_data)
20 #define SNDRV_TIMER_HW_AUTO 0x00000001 /* auto trigger is supported */
29 #define SNDRV_TIMER_IFLG_AUTO 0x00000008 /* auto restart */
32 #define SNDRV_TIMER_IFLG_EXCLUSIVE 0x00000040 /* exclusive owner - no more instances */
33 #define SNDRV_TIMER_IFLG_EARLY_EVENT 0x00000080 /* write early event to the poll queue */
41 /* -- must be filled with low-level driver */
47 /* -- low-level functions -- */
96 unsigned long ticks; /* auto-load ticks when expired */
|
| /linux-5.10/include/linux/ |
| D | hil.h | 5 * Hewlett Packard Human Interface Loop (HP-HIL) Protocol -- header.
33 * HP-HIL Technical Reference Manual. Hewlett Packard Product No. 45918A
57 * implementing a software MLC to run HIL devices on a non-parisc machine.
109 HIL_ERR_OB = 0x00000800, /* MLC is busy sending an auto-poll,
114 HIL_ERR_LERR = 0x00040000, /* A poll didn't come back. */
131 /* This gives us a 32-bit "packet"
140 HIL_CMD_EPT = 0x01, /* Enter Pass-Thru Mode */
141 HIL_CMD_ELB = 0x02, /* Enter Loop-Back Mode */
147 HIL_CMD_ACF = 0x08, /* Auto Configure */
148 HIL_CMDID_ACF = 0x07, /* Auto Configure bits with incremented ID */
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| /linux-5.10/drivers/net/ethernet/intel/e1000e/ |
| D | mac.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
7 * e1000e_get_bus_info_pcie - Get PCIe bus information
16 struct e1000_mac_info *mac = &hw->mac; in e1000e_get_bus_info_pcie()
17 struct e1000_bus_info *bus = &hw->bus; in e1000e_get_bus_info_pcie()
18 struct e1000_adapter *adapter = hw->adapter; in e1000e_get_bus_info_pcie()
21 cap_offset = adapter->pdev->pcie_cap; in e1000e_get_bus_info_pcie()
23 bus->width = e1000_bus_width_unknown; in e1000e_get_bus_info_pcie()
25 pci_read_config_word(adapter->pdev, in e1000e_get_bus_info_pcie()
28 bus->width = (enum e1000_bus_width)((pcie_link_status & in e1000e_get_bus_info_pcie()
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| /linux-5.10/drivers/net/ethernet/intel/igb/ |
| D | e1000_phy.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2007 - 2018 Intel Corporation. */
31 * igb_check_reset_block - Check if PHY reset is blocked
48 * igb_get_phy_id - Retrieve the PHY ID and revision
56 struct e1000_phy_info *phy = &hw->phy; in igb_get_phy_id()
61 if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) in igb_get_phy_id()
62 phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0); in igb_get_phy_id()
64 ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id); in igb_get_phy_id()
68 phy->id = (u32)(phy_id << 16); in igb_get_phy_id()
70 ret_val = phy->ops.read_reg(hw, PHY_ID2, &phy_id); in igb_get_phy_id()
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| /linux-5.10/drivers/net/ethernet/sun/ |
| D | sungem.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
39 * This auto-clearing does not occur when the alias at GREG_STAT2
69 * signalled to the cpu. GREG_IACK can be used to clear specific top-level
98 * The driver _MUST_ poll these bits until they clear. One may not attempt
130 * This 13-bit register is programmed by the driver to hold the descriptor
136 * This 13-bit register is updated by GEM to hold to descriptor entry index
171 * them later. -DaveM
220 #define RXDMA_CFG_RINGSZ_32 0x00000000 /* - 32 entries */
221 #define RXDMA_CFG_RINGSZ_64 0x00000002 /* - 64 entries */
222 #define RXDMA_CFG_RINGSZ_128 0x00000004 /* - 128 entries */
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| D | sunhme.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
38 #define GREG_STAT_ACNTEXP 0x00000004 /* Align-error counter expired */
39 #define GREG_STAT_CCNTEXP 0x00000008 /* CRC-error counter expired */
40 #define GREG_STAT_LCNTEXP 0x00000010 /* Length-error counter expired */
42 #define GREG_STAT_CVCNTEXP 0x00000040 /* Code-violation counter expired */
46 #define GREG_STAT_MAXPKTERR 0x00000400 /* Max-packet size error */
47 #define GREG_STAT_NCNTEXP 0x00000800 /* Normal-collision counter expired */
48 #define GREG_STAT_ECNTEXP 0x00001000 /* Excess-collision counter expired */
49 #define GREG_STAT_LCCNTEXP 0x00002000 /* Late-collision counter expired */
50 #define GREG_STAT_FCNTEXP 0x00004000 /* First-collision counter expired */
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| /linux-5.10/drivers/net/ethernet/apple/ |
| D | mace.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * mace.h - definitions for the registers in the Am79C940 MACE
22 REG(pr); /* poll register */
49 #define AUTO_PAD_XMIT 0x01 /* auto-pad short packets on transmission */
53 #define UFLO 0x40 /* underflow - xmit fifo ran dry */
63 #define RETRY_MASK 0x0f /* number of retries (0 - 15) */
68 #define AUTO_STRIP_RCV 0x01 /* auto-strip short LLC frames on recv */
94 #define JABBER 0x80 /* jabber error - 10baseT xmission too long */
95 #define BABBLE 0x40 /* babble - xmitter xmitting for too long */
96 #define CERR 0x20 /* collision err - no SQE test (heartbeat) */
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| /linux-5.10/Documentation/w1/slaves/ |
| D | w1_therm.rst | 15 -----------
48 -1 if at least one sensor still in conversion, 1 if conversion is complete
64 auto measure and set a conversion time by writing ``1`` to
65 ``conv_time``; 3) use ``features`` to enable poll for conversion
71 the sensor. Resolution is reset when the sensor gets power-cycled.
80 Some non-genuine DS18B20 chips are fixed in 12-bit mode only, so the actual
85 The write-only sysfs entry ``eeprom`` is an alternative for EEPROM operations.
93 Values shall be space separated and in the device range (typical -55 degC
105 be force-enabled.
117 location of the chip in the 1-wire bus without needing pre-existing
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| /linux-5.10/drivers/media/radio/si4713/ |
| D | radio-platform-si4713.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * drivers/media/radio/radio-si4713.c
7 * Copyright (c) 2008 Instituto Nokia de Tecnologia - INdT
18 #include <media/v4l2-device.h>
19 #include <media/v4l2-common.h>
20 #include <media/v4l2-ioctl.h>
21 #include <media/v4l2-fh.h>
22 #include <media/v4l2-ctrls.h>
23 #include <media/v4l2-event.h>
27 static int radio_nr = -1; /* radio device minor (-1 ==> auto assign) */
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| /linux-5.10/drivers/spi/ |
| D | spi-sifive.c | 1 // SPDX-License-Identifier: GPL-2.0
96 struct completion done; /* wake-up from interrupt */
101 iowrite32(value, spi->regs + offset); in sifive_spi_write()
106 return ioread32(spi->regs + offset); in sifive_spi_read()
126 /* Exit specialized memory-mapped SPI flash mode */ in sifive_spi_init()
134 struct spi_device *device = msg->spi; in sifive_spi_prepare_message()
137 if (device->mode & SPI_CS_HIGH) in sifive_spi_prepare_message()
138 spi->cs_inactive &= ~BIT(device->chip_select); in sifive_spi_prepare_message()
140 spi->cs_inactive |= BIT(device->chip_select); in sifive_spi_prepare_message()
141 sifive_spi_write(spi, SIFIVE_SPI_REG_CSDEF, spi->cs_inactive); in sifive_spi_prepare_message()
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| /linux-5.10/drivers/net/hamradio/ |
| D | z8530.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
61 #define AUTO_ENAB 0x20 /* Auto Enables */
91 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */
100 /* Write Register 6 (Sync bits 0-7/SDLC Address Field) */
102 /* Write Register 7 (Sync bits 8-15/SDLC 01111110) */
122 #define GAOP 0x10 /* Go active on poll */
153 #define AUTOECHO 8 /* Auto Echo */
199 /* Read Register 2 (channel b only) - Interrupt vector */
226 #define AUTOTXF 0x01 /* Auto Tx Flag */
227 #define AUTOEOM 0x02 /* Auto EOM Latch Reset */
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| /linux-5.10/drivers/usb/host/ |
| D | uhci-hub.c | 1 // SPDX-License-Identifier: GPL-2.0
8 * (C) Copyright 1999-2002 Johannes Erdfelt, johannes@erdfelt.com
19 USB_DT_HUB, /* __u8 bDescriptorType; Hub-descriptor */
22 HUB_CHAR_INDV_PORT_OCPM, /* (per-port OC, no power switching) */
41 /* A port that either is connected or has a changed-bit set will prevent
48 for (port = 0; port < uhci->rh_numports; ++port) { in any_ports_active()
51 test_bit(port, &uhci->port_c_suspend)) in any_ports_active()
72 for (port = 0; port < uhci->rh_numports; ++port) { in get_hub_status_data()
74 test_bit(port, &uhci->port_c_suspend)) in get_hub_status_data()
94 * so we have to poll and check timeouts in order to take care of it.
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| /linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/therm/ |
| D | base.c | 32 if (therm->func->temp_get) in nvkm_therm_temp_get()
33 return therm->func->temp_get(therm); in nvkm_therm_temp_get()
34 return -ENODEV; in nvkm_therm_temp_get()
40 struct nvbios_therm_trip_point *trip = therm->fan->bios.trip, in nvkm_therm_update_trip()
42 *last_trip = therm->last_trip; in nvkm_therm_update_trip()
43 u8 temp = therm->func->temp_get(therm); in nvkm_therm_update_trip()
48 for (i = 0; i < therm->fan->bios.nr_fan_trip; i++) { in nvkm_therm_update_trip()
54 if (last_trip && temp <= (last_trip->temp) && in nvkm_therm_update_trip()
55 temp > (last_trip->temp - last_trip->hysteresis)) in nvkm_therm_update_trip()
59 duty = cur_trip->fan_duty; in nvkm_therm_update_trip()
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| /linux-5.10/samples/nitro_enclaves/ |
| D | ne_ioctl_sample.c | 1 // SPDX-License-Identifier: GPL-2.0
11 * -----
19 * https://www.kernel.org/doc/html/latest/admin-guide/kernel-parameters.html#cpu-lists
26 * echo <cpu-list> > /sys/module/nitro_enclaves/parameters/ne_cpus
46 * https://www.kernel.org/doc/html/latest/admin-guide/mm/hugetlbpage.html
52 * /sys/devices/system/node/node<X>/hugepages/hugepages-2048kB/nr_hugepages
53 * /sys/devices/system/node/node<X>/hugepages/hugepages-1048576kB/nr_hugepages
58 * /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages
59 * /sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages
65 * make -C samples/nitro_enclaves clean
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| /linux-5.10/tools/iio/ |
| D | iio_generic_buffer.c | 1 // SPDX-License-Identifier: GPL-2.0-only
12 * generic_buffer -n <device_name> -t <trigger_name>
27 #include <poll.h>
36 * enum autochan - state for the automatic channel enabling mechanism
45 * size_from_channelarray() - calculate the storage size of a scan
61 channels[i].location = bytes - bytes % channels[i].bytes in size_from_channelarray()
77 input >>= info->shift; in print1byte()
78 input &= info->mask; in print1byte()
79 if (info->is_signed) { in print1byte()
80 int8_t val = (int8_t)(input << (8 - info->bits_used)) >> in print1byte()
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| /linux-5.10/Documentation/admin-guide/ |
| D | md.rst | 5 ---------------------------------
49 -1 linear mode
58 (raid-0 and raid-1 only)
78 --------------------------------------
87 that all auto-detected arrays are assembled as partitionable.
90 -------------------------------------------
102 mdadm --assemble --force ....
112 md-mod.start_dirty_degraded=1
116 ------------------
119 Currently, it supports superblock formats ``0.90.0`` and the ``md-1`` format
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| /linux-5.10/drivers/net/ethernet/cirrus/ |
| D | cs89x0.h | 1 /* Copyright, 1988-1992, Russell Nelson, Crynwr Software
18 #define PP_ChipID 0x0000 /* offset 0h -> Corp -ID */
19 /* offset 2h -> Model/Product Number */
20 /* offset 3h -> Chip Revision Number */
50 #define PP_AutoNegCTL 0x011C /* Auto Negotiation Ctrl */
62 #define PP_AutoNegST 0x013E /* Auto Neg Status */
131 /* PP_RxCFG - Receive Configuration and Interrupt Mask bit definition - Read/write */
142 /* PP_RxCTL - Receive Control bit definition - Read/write */
153 /* Default receive mode - individually addressed, broadcast, and error free */
156 /* PP_TxCFG - Transmit Configuration Interrupt Mask bit definition - Read/write */
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| /linux-5.10/drivers/gpu/drm/radeon/ |
| D | radeon_drv.c | 57 * - 2.0.0 - initial interface
58 * - 2.1.0 - add square tiling interface
59 * - 2.2.0 - add r6xx/r7xx const buffer support
60 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
61 * - 2.4.0 - add crtc id query
62 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
63 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
64 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
65 …* 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, cl…
66 * 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
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| /linux-5.10/drivers/net/ethernet/intel/e1000/ |
| D | e1000_hw.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2006 Intel Corporation. */
88 * e1000_set_phy_type - Set the phy type member in the hw struct.
93 if (hw->mac_type == e1000_undefined) in e1000_set_phy_type()
94 return -E1000_ERR_PHY_TYPE; in e1000_set_phy_type()
96 switch (hw->phy_id) { in e1000_set_phy_type()
102 hw->phy_type = e1000_phy_m88; in e1000_set_phy_type()
105 if (hw->mac_type == e1000_82541 || in e1000_set_phy_type()
106 hw->mac_type == e1000_82541_rev_2 || in e1000_set_phy_type()
107 hw->mac_type == e1000_82547 || in e1000_set_phy_type()
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