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Searched refs:ltr (Results 1 – 8 of 8) sorted by relevance

/drivers/mfd/
Dintel-lpss.c164 u32 ltr; in intel_lpss_ltr_set() local
171 ltr = readl(lpss->priv + LPSS_PRIV_ACTIVELTR); in intel_lpss_ltr_set()
174 ltr &= ~LPSS_PRIV_LTR_REQ; in intel_lpss_ltr_set()
176 ltr |= LPSS_PRIV_LTR_REQ; in intel_lpss_ltr_set()
177 ltr &= ~LPSS_PRIV_LTR_SCALE_MASK; in intel_lpss_ltr_set()
178 ltr &= ~LPSS_PRIV_LTR_VALUE_MASK; in intel_lpss_ltr_set()
181 ltr |= LPSS_PRIV_LTR_SCALE_32US | val >> 5; in intel_lpss_ltr_set()
183 ltr |= LPSS_PRIV_LTR_SCALE_1US | val; in intel_lpss_ltr_set()
186 if (ltr == lpss->active_ltr) in intel_lpss_ltr_set()
189 writel(ltr, lpss->priv + LPSS_PRIV_ACTIVELTR); in intel_lpss_ltr_set()
[all …]
/drivers/ufs/host/
Dufshcd-pci.c237 u32 ltr; in intel_ltr_set() local
246 ltr = readl(hba->mmio_base + INTEL_ACTIVELTR); in intel_ltr_set()
249 ltr &= ~INTEL_LTR_REQ; in intel_ltr_set()
251 ltr |= INTEL_LTR_REQ; in intel_ltr_set()
252 ltr &= ~INTEL_LTR_SCALE_MASK; in intel_ltr_set()
253 ltr &= ~INTEL_LTR_VALUE_MASK; in intel_ltr_set()
259 ltr |= INTEL_LTR_SCALE_32US | val; in intel_ltr_set()
261 ltr |= INTEL_LTR_SCALE_1US | val; in intel_ltr_set()
265 if (ltr == host->active_ltr) in intel_ltr_set()
268 writel(ltr, hba->mmio_base + INTEL_ACTIVELTR); in intel_ltr_set()
[all …]
/drivers/ntb/hw/intel/
Dntb_hw_gen4.c452 u32 ltr; in intel_ntb4_link_enable() local
455 ltr = NTB_LTR_ACTIVE_REQMNT | NTB_LTR_ACTIVE_VAL | NTB_LTR_ACTIVE_LATSCALE; in intel_ntb4_link_enable()
457 ltr = (ltr << NTB_LTR_NS_SHIFT) | ltr; in intel_ntb4_link_enable()
458 iowrite32(ltr, ndev->self_mmio + GEN4_LTR_ACTIVE_OFFSET); in intel_ntb4_link_enable()
461 ltr = NTB_LTR_IDLE_VAL | NTB_LTR_IDLE_LATSCALE | NTB_LTR_IDLE_REQMNT; in intel_ntb4_link_enable()
463 ltr = (ltr << NTB_LTR_NS_SHIFT) | ltr; in intel_ntb4_link_enable()
464 iowrite32(ltr, ndev->self_mmio + GEN4_LTR_IDLE_OFFSET); in intel_ntb4_link_enable()
/drivers/thunderbolt/
Dnhi_ops.c113 u32 max_ltr, ltr; in icl_nhi_set_ltr() local
118 ltr = max_ltr << 16 | max_ltr; in icl_nhi_set_ltr()
119 pci_write_config_dword(nhi->pdev, VS_CAP_15, ltr); in icl_nhi_set_ltr()
/drivers/mmc/host/
Dsdhci-pci-core.c828 u32 ltr; in intel_ltr_set() local
837 ltr = readl(host->ioaddr + INTEL_ACTIVELTR); in intel_ltr_set()
840 ltr &= ~INTEL_LTR_REQ; in intel_ltr_set()
842 ltr |= INTEL_LTR_REQ; in intel_ltr_set()
843 ltr &= ~INTEL_LTR_SCALE_MASK; in intel_ltr_set()
844 ltr &= ~INTEL_LTR_VALUE_MASK; in intel_ltr_set()
850 ltr |= INTEL_LTR_SCALE_32US | val; in intel_ltr_set()
852 ltr |= INTEL_LTR_SCALE_1US | val; in intel_ltr_set()
856 if (ltr == intel_host->active_ltr) in intel_ltr_set()
859 writel(ltr, host->ioaddr + INTEL_ACTIVELTR); in intel_ltr_set()
[all …]
/drivers/fpga/
Ddfl-afu-main.c184 bool ltr; in ltr_store() local
187 if (kstrtobool(buf, &ltr)) in ltr_store()
195 v |= FIELD_PREP(PORT_CTRL_LATENCY, ltr ? 1 : 0); in ltr_store()
201 static DEVICE_ATTR_RW(ltr);
/drivers/media/platform/qcom/venus/
Dhfi_cmds.c927 struct hfi_ltr_mode *in = pdata, *ltr = prop_data; in pkt_session_set_property_1x() local
939 ltr->ltr_mode = in->ltr_mode; in pkt_session_set_property_1x()
940 ltr->ltr_count = in->ltr_count; in pkt_session_set_property_1x()
941 ltr->trust_mode = in->trust_mode; in pkt_session_set_property_1x()
942 pkt->shdr.hdr.size += sizeof(u32) + sizeof(*ltr); in pkt_session_set_property_1x()
/drivers/pci/
Dpci.c1540 int ltr; in pci_save_ltr_state() local
1547 ltr = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_LTR); in pci_save_ltr_state()
1548 if (!ltr) in pci_save_ltr_state()
1558 pci_read_config_word(dev, ltr + PCI_LTR_MAX_SNOOP_LAT, cap++); in pci_save_ltr_state()
1559 pci_read_config_word(dev, ltr + PCI_LTR_MAX_NOSNOOP_LAT, cap++); in pci_save_ltr_state()
1565 int ltr; in pci_restore_ltr_state() local
1569 ltr = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_LTR); in pci_restore_ltr_state()
1570 if (!save_state || !ltr) in pci_restore_ltr_state()
1574 pci_write_config_word(dev, ltr + PCI_LTR_MAX_SNOOP_LAT, *cap++); in pci_restore_ltr_state()
1575 pci_write_config_word(dev, ltr + PCI_LTR_MAX_NOSNOOP_LAT, *cap++); in pci_restore_ltr_state()