| /linux-6.15/kernel/ |
| D | delayacct.c | 89 tsk->delays = kmem_cache_zalloc(delayacct_cache, GFP_KERNEL); in __delayacct_tsk_init()
90 if (tsk->delays) in __delayacct_tsk_init()
91 raw_spin_lock_init(&tsk->delays->lock); in __delayacct_tsk_init()
117 current->delays->blkio_start = local_clock(); in __delayacct_blkio_start()
126 delayacct_end(&p->delays->lock, in __delayacct_blkio_end()
127 &p->delays->blkio_start, in __delayacct_blkio_end()
128 &p->delays->blkio_delay, in __delayacct_blkio_end()
129 &p->delays->blkio_count, in __delayacct_blkio_end()
130 &p->delays->blkio_delay_max, in __delayacct_blkio_end()
131 &p->delays->blkio_delay_min); in __delayacct_blkio_end()
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| /linux-6.15/include/linux/ |
| D | delayacct.h | 106 tsk->delays = NULL; in delayacct_tsk_init()
111 /* Free tsk->delays. Called from bad fork and __put_task_struct
112 * where there's no risk of tsk->delays being accessed elsewhere
116 if (tsk->delays) in delayacct_tsk_free()
117 kmem_cache_free(delayacct_cache, tsk->delays); in delayacct_tsk_free()
118 tsk->delays = NULL; in delayacct_tsk_free()
126 if (current->delays) in delayacct_blkio_start()
135 if (p->delays) in delayacct_blkio_end()
141 if (tsk->delays) in delayacct_blkio_ticks()
151 if (current->delays) in delayacct_freepages_start()
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| /linux-6.15/Documentation/devicetree/bindings/net/ |
| D | ethernet-controller.yaml | 77 # RX and TX delays are provided by the PCB. See below
80 # RX and TX delays are not provided by the PCB. This is the most
277 controllers that have configurable RX internal delays. If this
282 controllers that have configurable TX internal delays. If this
300 # delay. If both the RX and TX delays are implemented in this manner,
301 # 'rgmii' should be used, so indicating the PCB adds the delays.
303 # If the PCB does not add these delays via extra long traces,
307 # If only one of the two delays are implemented via extra long clock
309 # indicating the MAC or PHY should implement one of the delays
313 # PCB between the MAC and the PHY, if the PCB implements delays or
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| D | hisilicon-femac.txt | 19 - hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given.
40 hisilicon,phy-reset-delays-us = <10000 20000 20000>;
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| D | hisilicon-hix5hd2-gmac.txt | 28 - hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given.
55 hisilicon,phy-reset-delays-us = <10000 10000 30000>;
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| D | ti,dp83867.yaml | 93 delays will be left at their default values, as set by the PHY's pin
97 should use "rgmii-id" if internal delays are desired as this may be
98 changed in future to cause "rgmii" mode to disable delays.
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| /linux-6.15/Documentation/accounting/ |
| D | delay-accounting.rst | 5 Tasks encounter delays in execution when they wait
10 the delays experienced by a task while
24 Such delays provide feedback for setting a task's cpu priority,
25 io priority and rss limit values appropriately. Long delays for
88 similar to getdelays.c to access the delays
91 executed and the corresponding delays to be
98 Get delays, since system boot, for pid 10::
103 Get sum and peak of delays, since system boot, for all pids with tgid 242::
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| D | taskstats-struct.rst | 103 * few fields are not delays
118 /* Following four fields atomically updated using task->delays->lock */
121 * does not account for delays in I/O submission
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| /linux-6.15/drivers/gpu/drm/i915/display/ |
| D | intel_lvds.c | 61 struct intel_pps_delays delays; member
168 pps->delays.power_up = REG_FIELD_GET(PANEL_POWER_UP_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
169 pps->delays.backlight_on = REG_FIELD_GET(PANEL_LIGHT_ON_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
172 pps->delays.power_down = REG_FIELD_GET(PANEL_POWER_DOWN_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
173 pps->delays.backlight_off = REG_FIELD_GET(PANEL_LIGHT_OFF_DELAY_MASK, val); in intel_lvds_pps_get_hw_state()
186 pps->delays.power_cycle = val * 1000; in intel_lvds_pps_get_hw_state()
189 pps->delays.power_up == 0 && in intel_lvds_pps_get_hw_state()
190 pps->delays.backlight_on == 0 && in intel_lvds_pps_get_hw_state()
191 pps->delays.power_down == 0 && in intel_lvds_pps_get_hw_state()
192 pps->delays.backlight_off == 0) { in intel_lvds_pps_get_hw_state()
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| /linux-6.15/drivers/net/ethernet/stmicro/stmmac/ |
| D | stmmac_mdio.c | 462 u32 delays[3] = { 0, 0, 0 }; in stmmac_mdio_reset() local
471 "snps,reset-delays-us", in stmmac_mdio_reset()
472 delays, ARRAY_SIZE(delays)); in stmmac_mdio_reset()
474 if (delays[0]) in stmmac_mdio_reset()
475 msleep(DIV_ROUND_UP(delays[0], 1000)); in stmmac_mdio_reset()
478 if (delays[1]) in stmmac_mdio_reset()
479 msleep(DIV_ROUND_UP(delays[1], 1000)); in stmmac_mdio_reset()
482 if (delays[2]) in stmmac_mdio_reset()
483 msleep(DIV_ROUND_UP(delays[2], 1000)); in stmmac_mdio_reset()
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| /linux-6.15/Documentation/devicetree/bindings/spi/ |
| D | nvidia,tegra210-quad-peripheral-props.yaml | 16 Delays the clock going out to device with this tap value.
25 Delays the clock coming in from the device with this tap value.
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| /linux-6.15/arch/loongarch/lib/ |
| D | delay.c | 25 * Use only for very small delays ( < 1 msec). Should probably use a
27 * short delays. This is a "reasonable" implementation, though (and the
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| /linux-6.15/Documentation/devicetree/bindings/fsi/ |
| D | fsi-master-gpio.txt | 14 - no-gpio-delays; : Don't add extra delays between GPIO
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| /linux-6.15/tools/time/ |
| D | udelay_test.sh | 7 # and exercises a variety of delays to ensure that udelay() is delaying
55 echo "ERROR: $count delays failed to delay long enough"
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| /linux-6.15/Documentation/admin-guide/device-mapper/ |
| D | delay.rst | 5 Device-Mapper's "delay" target delays reads and/or writes
26 Delays are specified in milliseconds.
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| /linux-6.15/arch/mips/lib/ |
| D | delay.c | 45 * Use only for very small delays ( < 1 msec). Should probably use a
47 * short delays. This is a "reasonable" implementation, though (and the
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| /linux-6.15/Documentation/devicetree/bindings/gpio/ |
| D | gpio-delay.yaml | 42 Specifies the pin, ramp-up and ramp-down delays. The
43 delays are specified in microseconds.
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| /linux-6.15/Documentation/devicetree/bindings/iio/adc/ |
| D | ti,am3359-adc.yaml | 34 description: List of open delays for each channel of ADC in the order of
43 description: List of sample delays for each channel of ADC in the order of
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| /linux-6.15/drivers/char/tpm/ |
| D | tpm_tis_spi_cr50.c | 63 * by interrupts but is instead used to avoid fixed delays.
110 dev_warn(dev, "IRQ not confirmed - will use delays\n"); in cr50_ensure_access_delay()
299 * delays automatically, since ready will never in cr50_spi_probe()
312 "No IRQ - will use delays between transactions.\n"); in cr50_spi_probe()
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| /linux-6.15/kernel/rcu/ |
| D | Kconfig | 345 These delays happen only on rcu_nocbs CPUs, that is, CPUs
349 globally disable these delays.
357 to boot with these energy-efficiency delays disabled. Use the
359 the this option at boot time, thus re-enabling these delays.
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| /linux-6.15/arch/arm/include/asm/ |
| D | delay.h | 73 * Use only for very small delays ( < 2 msec). Should probably use a
75 * short delays. This is a "reasonable" implementation, though (and the
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| /linux-6.15/include/asm-generic/ |
| D | delay.h | 38 * When inserting delays in non atomic context which are shorter than the time
42 * is a threshold for all delays up to 10 microseconds.
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| /linux-6.15/drivers/gpu/drm/amd/amdgpu/ |
| D | psp_gfx_if.h | 234 GFX_FW_TYPE_GLOBAL_TAP_DELAYS = 27, /* GLOBAL TAP DELAYS NV */
235 GFX_FW_TYPE_SE0_TAP_DELAYS = 28, /* SE0 TAP DELAYS NV */
236 GFX_FW_TYPE_SE1_TAP_DELAYS = 29, /* SE1 TAP DELAYS NV */
237 GFX_FW_TYPE_GLOBAL_SE0_SE1_SKEW_DELAYS = 30, /* GLOBAL SE0/1 SKEW DELAYS NV */
267 GFX_FW_TYPE_SE2_TAP_DELAYS = 65, /* SE2 TAP DELAYS NV */
268 GFX_FW_TYPE_SE3_TAP_DELAYS = 66, /* SE3 TAP DELAYS NV */
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| /linux-6.15/Documentation/timers/ |
| D | delay_sleep_functions.rst | 10 deal with hardware delays and who may not be the most intimately
58 #. Use `*delay()` for very, very short delays
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| /linux-6.15/drivers/mmc/host/ |
| D | sdhci-of-arasan.c | 152 * @clk_phase_in: Array of Input Clock Phase Delays for all speed modes
153 * @clk_phase_out: Array of Output Clock Phase Delays for all speed modes
154 * @set_clk_delays: Function pointer for setting Clock Delays
410 /* Set the Input and Output Clock Phase Delays */ in sdhci_arasan_set_clock()
738 * sdhci_zynqmp_sdcardclk_set_phase - Set the SD Output Clock Tap Delays
743 * Set the SD Output Clock Tap Delays for Output path
804 * sdhci_zynqmp_sampleclk_set_phase - Set the SD Input Clock Tap Delays
809 * Set the SD Input Clock Tap Delays for Input path
870 * sdhci_versal_sdcardclk_set_phase - Set the SD Output Clock Tap Delays
875 * Set the SD Output Clock Tap Delays for Output path
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