| /kernel/linux/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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| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/serial/ |
| D | pl011.txt | 4 - compatible: must be "arm,primecell", "arm,pl011", "zte,zx296702-uart"
5 - reg: exactly one register range with length 0x1000
6 - interrupts: exactly one interrupt specifier
9 - pinctrl:
15 - clocks:
22 - clock-names:
26 - dmas:
30 - auto-poll:
32 - poll-rate-ms:
33 Rate at which poll occurs when auto-poll is set,
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| /kernel/linux/linux-5.10/include/linux/ |
| D | iopoll.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2012-2014 The Linux Foundation. All rights reserved.
17 * read_poll_timeout - Periodically poll an address until a condition is
18 * met or a timeout occurs
23 * tight-loops). Should be less than ~20ms since usleep_range
24 * is used (see Documentation/timers/timers-howto.rst).
25 * @timeout_us: Timeout in us, 0 means never timeout
27 * @args: arguments for @op poll
29 * Returns 0 on success and -ETIMEDOUT upon a timeout. In either
57 (cond) ? 0 : -ETIMEDOUT; \
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| /kernel/linux/linux-5.10/drivers/ide/ |
| D | ide-eh.c | 1 // SPDX-License-Identifier: GPL-2.0-only
11 ide_hwif_t *hwif = drive->hwif; in ide_ata_error()
14 ((stat & ATA_DF) && (drive->dev_flags & IDE_DFLAG_NOWERR) == 0)) { in ide_ata_error()
16 scsi_req(rq)->result |= ERROR_RESET; in ide_ata_error()
20 if ((drive->dev_flags & IDE_DFLAG_LBA) && in ide_ata_error()
22 hwif->tp_ops->read_status(hwif) == ATA_CMD_INIT_DEV_PARAMS) in ide_ata_error()
26 drive->crc_count++; in ide_ata_error()
29 scsi_req(rq)->result = ERROR_MAX; in ide_ata_error()
32 scsi_req(rq)->result |= ERROR_RECAL; in ide_ata_error()
37 (hwif->host_flags & IDE_HFLAG_ERROR_STOPS_FIFO) == 0) { in ide_ata_error()
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| /kernel/linux/linux-4.19/drivers/ide/ |
| D | ide-eh.c | 10 ide_hwif_t *hwif = drive->hwif; in ide_ata_error()
13 ((stat & ATA_DF) && (drive->dev_flags & IDE_DFLAG_NOWERR) == 0)) { in ide_ata_error()
15 scsi_req(rq)->result |= ERROR_RESET; in ide_ata_error()
19 if ((drive->dev_flags & IDE_DFLAG_LBA) && in ide_ata_error()
21 hwif->tp_ops->read_status(hwif) == ATA_CMD_INIT_DEV_PARAMS) in ide_ata_error()
25 drive->crc_count++; in ide_ata_error()
28 scsi_req(rq)->result = ERROR_MAX; in ide_ata_error()
31 scsi_req(rq)->result |= ERROR_RECAL; in ide_ata_error()
36 (hwif->host_flags & IDE_HFLAG_ERROR_STOPS_FIFO) == 0) { in ide_ata_error()
37 int nsect = drive->mult_count ? drive->mult_count : 1; in ide_ata_error()
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| /kernel/linux/linux-5.10/sound/soc/intel/common/ |
| D | sst-dsp.c | 1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/io-64-nonatomic-lo-hi.h>
16 #include "sst-dsp.h"
17 #include "sst-dsp-priv.h"
20 #include <trace/events/intel-sst.h>
22 /* Internal generic low-level SST IO functions - can be overidden */
52 spin_lock_irqsave(&sst->spinlock, flags); in sst_dsp_shim_write()
53 sst->ops->write(sst->addr.shim, offset, value); in sst_dsp_shim_write()
54 spin_unlock_irqrestore(&sst->spinlock, flags); in sst_dsp_shim_write()
63 spin_lock_irqsave(&sst->spinlock, flags); in sst_dsp_shim_read()
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| /kernel/linux/linux-5.10/arch/powerpc/include/asm/ |
| D | delay.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
23 * is supposed to take 1ms, the hypervisor could sleep our partition for
24 * longer (eg 10ms). With the right timing these errors can add up.
34 * spin_event_timeout - spin until a condition gets true or a timeout elapses
36 * @timeout: timeout, in microseconds
40 * The process spins until the condition evaluates to true (non-zero) or the
41 * timeout elapses. The return value of this macro is the value of
44 * timeout has occurred.
46 * This primary purpose of this macro is to poll on a hardware register
47 * until a status bit changes. The timeout ensures that the loop still
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| /kernel/linux/linux-4.19/arch/powerpc/include/asm/ |
| D | delay.h | 27 * is supposed to take 1ms, the hypervisor could sleep our partition for
28 * longer (eg 10ms). With the right timing these errors can add up.
38 * spin_event_timeout - spin until a condition gets true or a timeout elapses
40 * @timeout: timeout, in microseconds
44 * The process spins until the condition evaluates to true (non-zero) or the
45 * timeout elapses. The return value of this macro is the value of
48 * timeout has occurred.
50 * This primary purpose of this macro is to poll on a hardware register
51 * until a status bit changes. The timeout ensures that the loop still
55 * gcc will optimize out the if-statement if @delay is a constant.
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| /kernel/linux/linux-5.10/drivers/usb/host/ |
| D | ehci-timer.c | 1 // SPDX-License-Identifier: GPL-2.0+
6 /* This file is part of ehci-hcd.c */
8 /*-------------------------------------------------------------------------*/
13 ehci->command |= bit; in ehci_set_command_bit()
14 ehci_writel(ehci, ehci->command, &ehci->regs->command); in ehci_set_command_bit()
17 ehci_readl(ehci, &ehci->regs->command); in ehci_set_command_bit()
23 ehci->command &= ~bit; in ehci_clear_command_bit()
24 ehci_writel(ehci, ehci->command, &ehci->regs->command); in ehci_clear_command_bit()
27 ehci_readl(ehci, &ehci->regs->command); in ehci_clear_command_bit()
30 /*-------------------------------------------------------------------------*/
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| /kernel/linux/linux-4.19/drivers/usb/host/ |
| D | ehci-timer.c | 1 // SPDX-License-Identifier: GPL-2.0+
6 /* This file is part of ehci-hcd.c */
8 /*-------------------------------------------------------------------------*/
13 ehci->command |= bit; in ehci_set_command_bit()
14 ehci_writel(ehci, ehci->command, &ehci->regs->command); in ehci_set_command_bit()
17 ehci_readl(ehci, &ehci->regs->command); in ehci_set_command_bit()
23 ehci->command &= ~bit; in ehci_clear_command_bit()
24 ehci_writel(ehci, ehci->command, &ehci->regs->command); in ehci_clear_command_bit()
27 ehci_readl(ehci, &ehci->regs->command); in ehci_clear_command_bit()
30 /*-------------------------------------------------------------------------*/
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| /kernel/linux/linux-4.19/include/linux/ |
| D | iopoll.h | 2 * Copyright (c) 2012-2014 The Linux Foundation. All rights reserved.
26 * readx_poll_timeout - Periodically poll an address until a condition is met or a timeout occurs
28 * @addr: Address to poll
32 * tight-loops). Should be less than ~20ms since usleep_range
33 * is used (see Documentation/timers/timers-howto.txt).
34 * @timeout_us: Timeout in us, 0 means never timeout
36 * Returns 0 on success and -ETIMEDOUT upon a timeout. In either
61 (cond) ? 0 : -ETIMEDOUT; \
65 …* readx_poll_timeout_atomic - Periodically poll an address until a condition is met or a timeout o…
67 * @addr: Address to poll
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| /kernel/linux/linux-5.10/drivers/usb/misc/ |
| D | legousbtower.c | 1 // SPDX-License-Identifier: GPL-2.0+
6 * 2001-2004 Juergen Stuber <starblue@users.sourceforge.net>
8 * derived from USB Skeleton driver - 0.5
9 * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com)
13 * 2001-10-13 - 0.1 js
14 * - first version
15 * 2001-11-03 - 0.2 js
16 * - simplified buffering, one-shot URBs for writing
17 * 2001-11-10 - 0.3 js
18 * - removed IOCTL (setting power/mode is more complicated, postponed)
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| /kernel/linux/linux-5.10/drivers/net/wireless/ti/wl1251/ |
| D | ps.c | 1 // SPDX-License-Identifier: GPL-2.0-only
13 /* in ms */
26 mutex_lock(&wl->mutex); in wl1251_elp_work()
28 if (wl->elp || wl->station_mode == STATION_ACTIVE_MODE) in wl1251_elp_work()
33 wl->elp = true; in wl1251_elp_work()
36 mutex_unlock(&wl->mutex); in wl1251_elp_work()
46 if (wl->station_mode != STATION_ACTIVE_MODE) { in wl1251_ps_elp_sleep()
48 ieee80211_queue_delayed_work(wl->hw, &wl->elp_work, delay); in wl1251_ps_elp_sleep()
54 unsigned long timeout, start; in wl1251_ps_elp_wakeup() local
57 cancel_delayed_work(&wl->elp_work); in wl1251_ps_elp_wakeup()
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| /kernel/linux/linux-4.19/sound/soc/intel/common/ |
| D | sst-dsp.c | 25 #include "sst-dsp.h"
26 #include "sst-dsp-priv.h"
29 #include <trace/events/intel-sst.h>
31 /* Internal generic low-level SST IO functions - can be overidden */
96 spin_lock_irqsave(&sst->spinlock, flags); in sst_dsp_shim_write()
97 sst->ops->write(sst->addr.shim, offset, value); in sst_dsp_shim_write()
98 spin_unlock_irqrestore(&sst->spinlock, flags); in sst_dsp_shim_write()
107 spin_lock_irqsave(&sst->spinlock, flags); in sst_dsp_shim_read()
108 val = sst->ops->read(sst->addr.shim, offset); in sst_dsp_shim_read()
109 spin_unlock_irqrestore(&sst->spinlock, flags); in sst_dsp_shim_read()
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| /kernel/linux/linux-4.19/drivers/usb/misc/ |
| D | legousbtower.c | 1 // SPDX-License-Identifier: GPL-2.0+
6 * 2001-2004 Juergen Stuber <starblue@users.sourceforge.net>
8 * derived from USB Skeleton driver - 0.5
9 * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com)
13 * 2001-10-13 - 0.1 js
14 * - first version
15 * 2001-11-03 - 0.2 js
16 * - simplified buffering, one-shot URBs for writing
17 * 2001-11-10 - 0.3 js
18 * - removed IOCTL (setting power/mode is more complicated, postponed)
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| /kernel/linux/linux-4.19/drivers/net/wireless/ti/wl1251/ |
| D | ps.c | 18 * 02110-1301 USA
27 /* in ms */
40 mutex_lock(&wl->mutex); in wl1251_elp_work()
42 if (wl->elp || wl->station_mode == STATION_ACTIVE_MODE) in wl1251_elp_work()
47 wl->elp = true; in wl1251_elp_work()
50 mutex_unlock(&wl->mutex); in wl1251_elp_work()
60 if (wl->station_mode != STATION_ACTIVE_MODE) { in wl1251_ps_elp_sleep()
62 ieee80211_queue_delayed_work(wl->hw, &wl->elp_work, delay); in wl1251_ps_elp_sleep()
68 unsigned long timeout, start; in wl1251_ps_elp_wakeup() local
71 cancel_delayed_work(&wl->elp_work); in wl1251_ps_elp_wakeup()
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| /kernel/linux/linux-5.10/drivers/parport/ |
| D | ieee1284.c | 2 * IEEE-1284 implementation for parport.
5 * Carsten Gross <carsten@sol.wohnheim.uni-ulm.de>
10 * read/write requests to low-level drivers.
38 up (&port->physport->ieee1284.irq); in parport_ieee1284_wakeup()
49 * parport_wait_event - wait for an event on a parallel port
51 * @timeout: time to wait (in jiffies)
53 * This function waits for up to @timeout jiffies for an
54 * interrupt to occur on a parallel port. If the port timeout is
57 * If an interrupt occurs before the timeout period elapses, this
64 int parport_wait_event (struct parport *port, signed long timeout) in parport_wait_event() argument
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| /kernel/linux/linux-4.19/drivers/parport/ |
| D | ieee1284.c | 2 * IEEE-1284 implementation for parport.
5 * Carsten Gross <carsten@sol.wohnheim.uni-ulm.de>
10 * read/write requests to low-level drivers.
44 up (&port->physport->ieee1284.irq); in parport_ieee1284_wakeup()
55 * parport_wait_event - wait for an event on a parallel port
57 * @timeout: time to wait (in jiffies)
59 * This function waits for up to @timeout jiffies for an
60 * interrupt to occur on a parallel port. If the port timeout is
63 * If an interrupt occurs before the timeout period elapses, this
70 int parport_wait_event (struct parport *port, signed long timeout) in parport_wait_event() argument
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| /kernel/linux/linux-5.10/drivers/scsi/qla2xxx/ |
| D | qla_nx2.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright (c) 2003-2014 QLogic Corporation
36 return readl((void __iomem *) (ha->nx_pcibase + addr)); in qla8044_rd_reg()
42 writel(val, (void __iomem *)((ha)->nx_pcibase + addr)); in qla8044_wr_reg()
49 struct qla_hw_data *ha = vha->hw; in qla8044_rd_direct()
62 struct qla_hw_data *ha = vha->hw; in qla8044_wr_direct()
73 struct qla_hw_data *ha = vha->hw; in qla8044_set_win_base()
75 qla8044_wr_reg(ha, QLA8044_CRB_WIN_FUNC(ha->portnum), addr); in qla8044_set_win_base()
76 val = qla8044_rd_reg(ha, QLA8044_CRB_WIN_FUNC(ha->portnum)); in qla8044_set_win_base()
92 struct qla_hw_data *ha = vha->hw; in qla8044_rd_reg_indirect()
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| /kernel/linux/linux-4.19/drivers/scsi/qla2xxx/ |
| D | qla_nx2.c | 3 * Copyright (c) 2003-2014 QLogic Corporation
37 return readl((void __iomem *) (ha->nx_pcibase + addr)); in qla8044_rd_reg()
43 writel(val, (void __iomem *)((ha)->nx_pcibase + addr)); in qla8044_wr_reg()
50 struct qla_hw_data *ha = vha->hw; in qla8044_rd_direct()
63 struct qla_hw_data *ha = vha->hw; in qla8044_wr_direct()
74 struct qla_hw_data *ha = vha->hw; in qla8044_set_win_base()
76 qla8044_wr_reg(ha, QLA8044_CRB_WIN_FUNC(ha->portnum), addr); in qla8044_set_win_base()
77 val = qla8044_rd_reg(ha, QLA8044_CRB_WIN_FUNC(ha->portnum)); in qla8044_set_win_base()
93 struct qla_hw_data *ha = vha->hw; in qla8044_rd_reg_indirect()
108 struct qla_hw_data *ha = vha->hw; in qla8044_wr_reg_indirect()
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| /kernel/linux/linux-4.19/drivers/net/ethernet/intel/ixgbe/ |
| D | ixgbe_82598.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
25 * ixgbe_set_pcie_completion_timeout - set pci-e completion timeout
28 * The defaults for 82598 should be in the range of 50us to 50ms,
29 * however the hardware default for these parts is 500us to 1ms which is less
30 * than the 10ms recommended by the pci-e spec. To address this we need to
31 * increase the value to either 10ms to 250ms for capability version 1 config,
32 * or 16ms to 55ms for version 2.
39 if (ixgbe_removed(hw->hw_addr)) in ixgbe_set_pcie_completion_timeout()
42 /* only take action if timeout value is defaulted to 0 */ in ixgbe_set_pcie_completion_timeout()
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| /kernel/linux/linux-5.10/drivers/net/ethernet/intel/ixgbe/ |
| D | ixgbe_82598.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
25 * ixgbe_set_pcie_completion_timeout - set pci-e completion timeout
28 * The defaults for 82598 should be in the range of 50us to 50ms,
29 * however the hardware default for these parts is 500us to 1ms which is less
30 * than the 10ms recommended by the pci-e spec. To address this we need to
31 * increase the value to either 10ms to 250ms for capability version 1 config,
32 * or 16ms to 55ms for version 2.
39 if (ixgbe_removed(hw->hw_addr)) in ixgbe_set_pcie_completion_timeout()
42 /* only take action if timeout value is defaulted to 0 */ in ixgbe_set_pcie_completion_timeout()
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| /kernel/linux/linux-5.10/drivers/media/common/saa7146/ |
| D | saa7146_i2c.c | 1 // SPDX-License-Identifier: GPL-2.0
4 #include <media/drv-intf/saa7146_vv.h>
8 /* DEB_I2C("'%s'\n", adapter->name); */ in saa7146_i2c_func()
16 /* this function returns the status-register of our i2c-device */
24 /* this function runs through the i2c-messages and prepares the data to be
26 to understand this. it returns the number of u32s to send, or -1
41 mem = 1 + ((mem-1) / 3); in saa7146_i2c_msg_prepare()
47 /* DEB_I2C("cannot prepare i2c-message\n"); */ in saa7146_i2c_msg_prepare()
48 return -ENOMEM; in saa7146_i2c_msg_prepare()
51 /* be careful: clear out the i2c-mem first */ in saa7146_i2c_msg_prepare()
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| /kernel/linux/linux-5.10/include/linux/mmc/ |
| D | core.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
40 #define MMC_CMD_MASK (3 << 5) /* non-SPI command type */
66 /* Can be used by core to poll after switch to MMC HS mode */
69 #define mmc_resp_type(cmd) ((cmd)->flags & (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC|MMC_RSP_BUSY|MM…
84 #define mmc_spi_resp_type(cmd) ((cmd)->flags & \
90 #define mmc_cmd_type(cmd) ((cmd)->flags & MMC_CMD_MASK)
109 unsigned int busy_timeout; /* busy detect timeout in ms */
115 unsigned int timeout_ns; /* data timeout (in ns, max 80ms) */
116 unsigned int timeout_clks; /* data timeout (in clocks) */
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| /kernel/linux/linux-5.10/drivers/mmc/core/ |
| D | mmc_ops.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright 2006-2007 Pierre Ossman
62 if (!mmc_host_is_spi(card->host)) in __mmc_send_status()
63 cmd.arg = card->rca << 16; in __mmc_send_status()
66 err = mmc_wait_for_cmd(card->host, &cmd, retries); in __mmc_send_status()
93 cmd.arg = card->rca << 16; in _mmc_select_card()
106 return _mmc_select_card(card->host, card); in mmc_select_card()
128 cmd.arg = (host->dsr << 16) | 0xffff; in mmc_set_dsr()
140 * Non-SPI hosts need to prevent chipselect going active during in mmc_go_idle()
145 * rules that must accommodate non-MMC slaves which this layer in mmc_go_idle()
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