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Searched defs:latency (Results 1 - 25 of 36) sorted by relevance

12

/drivers/media/pci/mantis/
H A Dmantis_pci.c51 u8 latency; local
97 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &latency);
98 mantis->latency = latency;
107 "irq: %d, latency: %d\n memory: 0x%lx, mmio: 0x%p\n",
109 mantis->latency,
H A Dmantis_common.h113 u8 latency; member in struct:mantis_pci
/drivers/block/rsxx/
H A Drsxx_cfg.h51 __u32 latency;/* Max wait time (in ns) */ member in struct:card_cfg_data::__anon365
H A Ddma.c192 static u32 dma_intr_coal_val(u32 mode, u32 count, u32 latency) argument
194 u32 latency_units = latency / INTR_COAL_LATENCY_UNITS_NS;
219 card->config.data.intr_coal.latency);
900 card->config.data.intr_coal.latency);
/drivers/media/pci/tw68/
H A Dtw68-core.c51 static unsigned int latency = UNSET; variable
52 module_param(latency, int, 0444);
53 MODULE_PARM_DESC(latency, "pci latency timer");
246 if (UNSET != latency) {
247 pr_info("%s: setting pci latency timer to %d\n",
248 dev->name, latency);
249 pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency);
255 pr_info("%s: found at %s, rev: %d, irq: %d, latency: %d, mmio: 0x%llx\n",
/drivers/cpufreq/
H A Dcpufreq_governor.c119 * actually is. This is undesirable for latency-sensitive bursty
252 unsigned int sampling_rate, latency, ignore_nice, j, cpu = policy->cpu; local
301 /* policy latency is in ns. Convert it to us first */
302 latency = policy->cpuinfo.transition_latency / 1000;
303 if (latency == 0)
304 latency = 1;
308 MIN_LATENCY_MULTIPLIER * latency);
310 latency * LATENCY_MULTIPLIER));
H A Dexynos5440-cpufreq.c103 unsigned int latency; member in struct:exynos_dvfs_data
305 dvfs_info->latency);
379 if (of_property_read_u32(np, "clock-latency", &dvfs_info->latency))
380 dvfs_info->latency = DEF_TRANS_LATENCY;
H A Dpcc-cpufreq.c84 u32 latency; member in struct:pcc_header
461 " status field: 0x%x, nominal latency: %d us\n",
466 ioread32(&pcch_hdr->latency));
H A Dpowernow-k7.c101 static unsigned int latency; variable
227 fidvidctl.bits.SGTC = latency;
242 fidvidctl.bits.SGTC = latency;
407 if (latency < pc.bits.sgtc)
408 latency = pc.bits.sgtc;
483 latency = psb->settlingtime;
484 if (latency < 100) {
488 "Correcting.\n", latency);
489 latency = 100;
553 sgtc = 100 * m * latency;
[all...]
/drivers/media/pci/cx88/
H A Dcx88-cards.c45 static unsigned int latency = UNSET; variable
46 module_param(latency,int,0444);
47 MODULE_PARM_DESC(latency,"pci latency timer");
3634 printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n",
3641 if (UNSET != latency)
3642 lat = latency;
3651 printk(KERN_INFO "%s: setting pci latency timer to %d\n",
3652 name, latency);
3653 pci_write_config_byte(pci, PCI_LATENCY_TIMER, latency);
[all...]
/drivers/usb/host/
H A Disp1760-if.c176 u8 latency, limit; local
239 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &latency);
240 if (latency) {
242 if (limit && limit < latency)
/drivers/thermal/int340x_thermal/
H A Dint3403_thermal.c46 u64 latency; member in struct:int3403_performance_state
/drivers/media/pci/zoran/
H A Dzoran_card.c1193 unsigned char latency, need_latency; local
1317 /* set PCI latency timer */
1319 &latency);
1321 if (latency != need_latency) {
1322 dprintk(2, KERN_INFO "%s: Changing PCI latency from %d to %d\n",
1323 ZR_DEVNAME(zr), latency, need_latency);
/drivers/media/pci/saa7134/
H A Dsaa7134-core.c63 static unsigned int latency = UNSET; variable
64 module_param(latency, int, 0444);
65 MODULE_PARM_DESC(latency,"pci latency timer");
915 printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n",
917 latency = 0x0A;
937 if (UNSET != latency) {
938 printk(KERN_INFO "%s: setting pci latency timer to %d\n",
939 dev->name,latency);
940 pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency);
[all...]
/drivers/net/fddi/skfp/
H A 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 */
1292 * fill values in latency equivalent parameter
1294 static void smt_fill_latency(struct s_smc *smc, struct smt_p_latency *latency) argument
1296 SMTSETPARA(latency,SMT_P_LATENCY) ;
1298 latency->lt_phyout_idx1 = phy_index(smc,0) ;
1299 latency->lt_latency1 = 10 ; /* in octets (byte clock) */
1301 * note: latency has two phy entries by definition
1305 latency
[all...]
/drivers/pci/pcie/
H A Daspm.c37 u32 l0s; /* L0s latency (nsec) */
38 u32 l1; /* L1 latency (nsec) */
52 u32 aspm_capable:3; /* Capable ASPM state with latency */
62 struct aspm_latency latency_up; /* Upstream direction exit latency */
63 struct aspm_latency latency_dw; /* Downstream direction exit latency */
181 * common clock. That will reduce the ASPM state exit latency.
252 /* Convert L0s latency encoding to ns */
260 /* Convert L0s acceptable latency encoding to ns */
268 /* Convert L1 latency encoding to ns */
276 /* Convert L1 acceptable latency encodin
307 u32 latency, l1_switch_latency = 0; local
[all...]
/drivers/usb/serial/
H A Dftdi_sio.c77 unsigned int latency; /* latency setting in use */ member in struct:ftdi_private
1371 int l = priv->latency;
1376 dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1385 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1407 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1409 priv->latency = buf[0];
1644 return sprintf(buf, "%i\n", priv->latency);
1647 /* Write a new value of the latency timer, in units of milliseconds. */
1657 priv->latency
1826 int latency = ndi_latency_timer; local
[all...]
/drivers/atm/
H A Dfore200e.c566 u8 master_ctrl, latency; local
592 /* raise latency from 32 (default) to 192, as this seems to prevent NIC
595 latency = 192;
596 pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency);
/drivers/hv/
H A Dhyperv_vmbus.h309 u16 latency[4][32]; member in struct:hv_monitor_page
/drivers/i2c/busses/
H A Di2c-omap.c187 u32 latency; /* maximum mpu wkup latency */ member in struct:omap_i2c_dev
189 long latency);
501 /* calculate wakeup latency constraint for MPU */
503 dev->latency = (1000000 * dev->threshold) /
643 dev->set_mpu_wkup_lat(dev->dev, dev->latency);
1209 /* calculate wakeup latency constraint for MPU */
1211 dev->latency = (1000000 * dev->fifo_size) /
/drivers/media/pci/bt8xx/
H A Dbttv-cards.c96 static unsigned int latency = UNSET; variable
116 module_param(latency, int, 0444);
133 MODULE_PARM_DESC(latency,"pci latency timer");
4986 latency = 0x0A;
5004 if (UNSET != latency)
5005 pr_info("pci latency fixup [%d]\n", latency);
5020 if (!triton1 && !vsfx && UNSET == latency)
5029 if (UNSET != latency)
[all...]
/drivers/net/ethernet/3com/
H A D3c515.c1132 int latency; local
1136 latency = inb(ioaddr + Timer);
1144 dev->name, status, latency);
/drivers/tty/serial/
H A Domap-serial.c170 u32 latency; member in struct:uart_omap_port
847 pm_qos_update_request(&up->pm_qos_request, up->latency);
891 /* calculate wakeup latency constraint */
893 up->latency = up->calc_latency;
1712 up->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE;
1715 PM_QOS_CPU_DMA_LATENCY, up->latency);
1854 up->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE;
1875 up->latency = up->calc_latency;
/drivers/gpu/drm/radeon/
H A Devergreen.c2083 /* First calcualte the latency in ns */
2088 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
2091 u32 latency = mc_latency + other_heads_data_return_time + dc_latency; local
2128 return latency;
2130 return latency + (line_fill_time - wm->active_time);
/drivers/scsi/lpfc/
H A Dlpfc_scsi.c208 unsigned long latency; local
214 latency = jiffies_to_msecs((long)jiffies - (long)lpfc_cmd->start_time);
227 i = (latency + phba->bucket_step - 1 - phba->bucket_base)/
236 if (latency <= (phba->bucket_base +

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