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Searched refs:latency (Results 1 – 25 of 73) sorted by relevance

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/drivers/char/tpm/st33zp24/
Dspi.c77 int latency; member
136 memset(&phy->tx_buf[total_length], TPM_DUMMY_BYTE, phy->latency); in st33zp24_spi_send()
138 spi_xfer.len = total_length + phy->latency; in st33zp24_spi_send()
142 ret = phy->rx_buf[total_length + phy->latency - 1]; in st33zp24_spi_send()
172 phy->latency + tpm_size); in st33zp24_spi_read8_reg()
174 spi_xfer.len = total_length + phy->latency + tpm_size; in st33zp24_spi_read8_reg()
179 ret = phy->rx_buf[total_length + phy->latency - 1]; in st33zp24_spi_read8_reg()
181 memcpy(tpm_data, phy->rx_buf + total_length + phy->latency, in st33zp24_spi_read8_reg()
211 int latency = 1, status = 0; in st33zp24_spi_evaluate_latency() local
214 while (!status && latency < MAX_SPI_LATENCY) { in st33zp24_spi_evaluate_latency()
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/drivers/cpufreq/
Dpowernow-k7.c99 static unsigned int latency; variable
224 fidvidctl.bits.SGTC = latency; in change_FID()
239 fidvidctl.bits.SGTC = latency; in change_VID()
404 if (latency < pc.bits.sgtc) in powernow_acpi_init()
405 latency = pc.bits.sgtc; in powernow_acpi_init()
477 latency = psb->settlingtime; in powernow_decode_bios()
478 if (latency < 100) { in powernow_decode_bios()
480 latency); in powernow_decode_bios()
481 latency = 100; in powernow_decode_bios()
544 sgtc = 100 * m * latency; in fixup_sgtc()
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Dcpufreq_governor.c386 unsigned int latency; in cpufreq_dbs_governor_init() local
426 latency = policy->cpuinfo.transition_latency / 1000; in cpufreq_dbs_governor_init()
427 if (latency == 0) in cpufreq_dbs_governor_init()
428 latency = 1; in cpufreq_dbs_governor_init()
432 MIN_LATENCY_MULTIPLIER * latency); in cpufreq_dbs_governor_init()
434 LATENCY_MULTIPLIER * latency); in cpufreq_dbs_governor_init()
Dexynos5440-cpufreq.c103 unsigned int latency; member
305 dvfs_info->latency); in exynos_cpufreq_cpu_init()
379 if (of_property_read_u32(np, "clock-latency", &dvfs_info->latency)) in exynos_cpufreq_probe()
380 dvfs_info->latency = DEF_TRANS_LATENCY; in exynos_cpufreq_probe()
DKconfig122 'interactive' governor for latency-sensitive workloads.
181 do fast frequency switching (i.e, very low latency frequency
205 step-by-step latency issues between the minimum and maximum frequency
222 designed for latency-sensitive workloads.
224 This governor attempts to reduce the latency of clock
Dscpi-cpufreq.c48 return info->latency; in scpi_get_transition_latency()
Ds3c2410-cpufreq.c94 .latency = 10000000,
/drivers/media/pci/mantis/
Dmantis_pci.c51 u8 latency; in mantis_pci_init() local
97 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &latency); in mantis_pci_init()
98 mantis->latency = latency; in mantis_pci_init()
109 mantis->latency, in mantis_pci_init()
/drivers/media/pci/tw68/
Dtw68-core.c52 static unsigned int latency = UNSET; variable
53 module_param(latency, int, 0444);
54 MODULE_PARM_DESC(latency, "pci latency timer");
247 if (UNSET != latency) { in tw68_initdev()
249 dev->name, latency); in tw68_initdev()
250 pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); in tw68_initdev()
/drivers/usb/isp1760/
Disp1760-if.c34 u8 latency, limit; in isp1761_pci_init() local
60 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &latency); in isp1761_pci_init()
61 if (latency) { in isp1761_pci_init()
63 if (limit && limit < latency) in isp1761_pci_init()
/drivers/staging/greybus/tools/
DREADME.loopback89 …-r raw data output - when specified the full list of latency values are included in the output…
182 ap-latency usec: min=1826 max=2560 average=2146.000000 jitter=734
183 apbridge-latency usec: min=1620 max=1982 average=1882.099976 jitter=362
184 gpbridge-latency usec: min=56 max=57 average=57.099998 jitter=1
196 ap-latency usec: min=1856 max=2514 average=2185.699951 jitter=658
197 apbridge-latency usec: min=1460 max=2296 average=1828.599976 jitter=836
198 gpbridge-latency usec: min=56 max=57 average=57.099998 jitter=1
/drivers/staging/greybus/
Dloopback.c86 struct gb_loopback_stats latency; member
286 gb_loopback_stats_attrs(latency);
845 memcpy(&gb->latency, &reset, in gb_loopback_reset_stats()
885 static void gb_loopback_requests_update(struct gb_loopback *gb, u32 latency) in gb_loopback_requests_update() argument
889 gb_loopback_update_stats_window(&gb->requests_per_second, req, latency); in gb_loopback_requests_update()
892 static void gb_loopback_throughput_update(struct gb_loopback *gb, u32 latency) in gb_loopback_throughput_update() argument
915 latency); in gb_loopback_throughput_update()
926 gb_loopback_update_stats(&gb->latency, lat); in gb_loopback_calculate_latency_stats()
1074 u32 latency; in gb_loopback_dbgfs_latency_show_common() local
1083 retval = kfifo_out(kfifo, &latency, sizeof(latency)); in gb_loopback_dbgfs_latency_show_common()
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/drivers/gpu/drm/i915/
Dintel_pm.c260 const struct cxsr_latency *latency; in intel_get_cxsr_latency() local
267 latency = &cxsr_latency_table[i]; in intel_get_cxsr_latency()
268 if (is_desktop == latency->is_desktop && in intel_get_cxsr_latency()
269 is_ddr3 == latency->is_ddr3 && in intel_get_cxsr_latency()
270 fsb == latency->fsb_freq && mem == latency->mem_freq) in intel_get_cxsr_latency()
271 return latency; in intel_get_cxsr_latency()
647 const struct cxsr_latency *latency; in pineview_update_wm() local
651 latency = intel_get_cxsr_latency(IS_PINEVIEW_G(dev), dev_priv->is_ddr3, in pineview_update_wm()
653 if (!latency) { in pineview_update_wm()
668 cpp, latency->display_sr); in pineview_update_wm()
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/drivers/block/rsxx/
Dconfig.c42 cfg->data.intr_coal.latency = 0; in initialize_config()
207 card->config.data.intr_coal.latency); in rsxx_load_config()
Drsxx_cfg.h51 __u32 latency;/* Max wait time (in ns) */ member
/drivers/tty/serial/8250/
D8250_omap.c109 u32 latency; member
477 priv->latency = priv->calc_latency; in omap_8250_set_termios()
565 pm_qos_update_request(&priv->pm_qos_request, priv->latency); in omap8250_uart_qos_work()
1187 priv->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE; in omap8250_probe()
1190 priv->latency); in omap8250_probe()
1384 priv->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE; in omap8250_runtime_suspend()
1407 priv->latency = priv->calc_latency; in omap8250_runtime_resume()
/drivers/usb/serial/
Dftdi_sio.c77 unsigned int latency; /* latency setting in use */ member
1413 int l = priv->latency; in write_latency_timer()
1453 priv->latency = buf[0]; in read_latency_timer()
1689 return sprintf(buf, "%i\n", priv->latency); in latency_timer_show()
1702 priv->latency = v; in latency_timer_store()
1827 priv->latency = 16; in ftdi_sio_port_probe()
1869 int latency = ndi_latency_timer; in ftdi_NDI_device_setup() local
1871 if (latency == 0) in ftdi_NDI_device_setup()
1872 latency = 1; in ftdi_NDI_device_setup()
1873 if (latency > 99) in ftdi_NDI_device_setup()
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/drivers/net/fddi/skfp/
Dsmt.c87 static void smt_fill_latency(struct s_smc *smc, struct smt_p_latency *latency);
1043 smt_fill_latency(smc,&sif->latency); /* set station latency */ in smt_send_sif_config()
1294 static void smt_fill_latency(struct s_smc *smc, struct smt_p_latency *latency) in smt_fill_latency() argument
1296 SMTSETPARA(latency,SMT_P_LATENCY) ; in smt_fill_latency()
1298 latency->lt_phyout_idx1 = phy_index(smc,0) ; in smt_fill_latency()
1299 latency->lt_latency1 = 10 ; /* in octets (byte clock) */ in smt_fill_latency()
1305 latency->lt_phyout_idx2 = phy_index(smc,1) ; in smt_fill_latency()
1306 latency->lt_latency2 = 10 ; /* in octets (byte clock) */ in smt_fill_latency()
1309 latency->lt_phyout_idx2 = 0 ; in smt_fill_latency()
1310 latency->lt_latency2 = 0 ; in smt_fill_latency()
/drivers/media/pci/saa7134/
Dsaa7134-core.c63 static unsigned int latency = UNSET; variable
64 module_param(latency, int, 0444);
65 MODULE_PARM_DESC(latency,"pci latency timer");
1080 latency = 0x0A; in saa7134_initdev()
1100 if (UNSET != latency) { in saa7134_initdev()
1102 dev->name,latency); in saa7134_initdev()
1103 pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); in saa7134_initdev()
/drivers/xen/
Dxen-acpi-processor.c99 dst_cx->latency = cx->latency; in push_cxx_to_hypervisor()
128 cx->type, cx->desc, (u32)cx->latency); in push_cxx_to_hypervisor()
/drivers/scsi/bfa/
Dbfa_core.c1634 attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ? in bfa_iocfc_get_attr()
1635 be16_to_cpu(iocfc->cfginfo->intr_attr.latency) : in bfa_iocfc_get_attr()
1636 be16_to_cpu(iocfc->cfgrsp->intr_attr.latency); in bfa_iocfc_get_attr()
1649 iocfc->cfginfo->intr_attr.latency = cpu_to_be16(attr->latency); in bfa_iocfc_israttr_set()
1662 m->latency = iocfc->cfginfo->intr_attr.latency; in bfa_iocfc_israttr_set()
1665 bfa_trc(bfa, attr->latency); in bfa_iocfc_israttr_set()
/drivers/dax/
DKconfig8 latency...) memory via an mmap(2) capable character
/drivers/i2c/busses/
Di2c-omap.c194 u32 latency; /* maximum mpu wkup latency */ member
196 long latency);
612 omap->latency = (1000000 * omap->threshold) / in omap_i2c_resize_fifo()
762 omap->set_mpu_wkup_lat(omap->dev, omap->latency); in omap_i2c_xfer()
1394 omap->latency = (1000000 * omap->fifo_size) / in omap_i2c_probe()
/drivers/acpi/
Dprocessor_idle.c251 pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.c2_latency; in acpi_processor_get_power_info_fadt()
252 pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.c3_latency; in acpi_processor_get_power_info_fadt()
426 cx.latency = obj->integer.value; in acpi_processor_get_power_info_cst()
860 state->exit_latency = cx->latency; in acpi_processor_setup_cstates()
861 state->target_residency = cx->latency * latency_factor; in acpi_processor_setup_cstates()
/drivers/tty/serial/
Domap-serial.c169 u32 latency; member
839 pm_qos_update_request(&up->pm_qos_request, up->latency); in serial_omap_uart_qos_work()
885 up->latency = up->calc_latency; in serial_omap_set_termios()
1681 up->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE; in serial_omap_probe()
1684 PM_QOS_CPU_DMA_LATENCY, up->latency); in serial_omap_probe()
1828 up->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE; in serial_omap_runtime_suspend()
1849 up->latency = up->calc_latency; in serial_omap_runtime_resume()

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