| /linux/drivers/pci/controller/dwc/ |
| H A D | pci-layerscape-ep.c | 48 u32 lnkcap; member
96 dw_pcie_writel_dbi(pci, offset + PCI_EXP_LNKCAP, pcie->lnkcap); in ls_pcie_ep_event_handler()
276 pcie->lnkcap = dw_pcie_readl_dbi(pci, offset + PCI_EXP_LNKCAP); in ls_pcie_ep_probe()
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| H A D | pcie-designware.c | 728 u32 lnkcap, lwsc, plc; in dw_pcie_link_set_max_link_width() local
767 lnkcap = dw_pcie_readl_dbi(pci, cap + PCI_EXP_LNKCAP); in dw_pcie_link_set_max_link_width()
768 lnkcap &= ~PCI_EXP_LNKCAP_MLW; in dw_pcie_link_set_max_link_width()
769 lnkcap |= FIELD_PREP(PCI_EXP_LNKCAP_MLW, num_lanes); in dw_pcie_link_set_max_link_width()
770 dw_pcie_writel_dbi(pci, cap + PCI_EXP_LNKCAP, lnkcap); in dw_pcie_link_set_max_link_width()
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| /linux/drivers/pci/ |
| H A D | pci-bridge-emul.h | 50 __le32 lnkcap; member
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| H A D | pci.c | 6173 u32 lnkcap2, lnkcap; in pcie_get_speed_cap() local
6190 pcie_capability_read_dword(dev, PCI_EXP_LNKCAP, &lnkcap); in pcie_get_speed_cap()
6191 if ((lnkcap & PCI_EXP_LNKCAP_SLS) == PCI_EXP_LNKCAP_SLS_5_0GB) in pcie_get_speed_cap()
6193 else if ((lnkcap & PCI_EXP_LNKCAP_SLS) == PCI_EXP_LNKCAP_SLS_2_5GB) in pcie_get_speed_cap()
6209 u32 lnkcap; in pcie_get_width_cap() local
6211 pcie_capability_read_dword(dev, PCI_EXP_LNKCAP, &lnkcap); in pcie_get_width_cap()
6212 if (lnkcap) in pcie_get_width_cap()
6213 return FIELD_GET(PCI_EXP_LNKCAP_MLW, lnkcap); in pcie_get_width_cap()
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| H A D | quirks.c | 112 u32 lnkcap; in pcie_failed_link_retrain() local
115 pcie_capability_read_dword(dev, PCI_EXP_LNKCAP, &lnkcap); in pcie_failed_link_retrain()
117 lnkctl2 |= lnkcap & PCI_EXP_LNKCAP_SLS; in pcie_failed_link_retrain()
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| /linux/drivers/pci/controller/ |
| H A D | pci-mvebu.c | 251 u32 ctrl, lnkcap, cmd, dev_rev, unmask, sspl; in mvebu_pcie_setup_hw() local
265 lnkcap = mvebu_readl(port, PCIE_CAP_PCIEXP + PCI_EXP_LNKCAP); in mvebu_pcie_setup_hw()
266 lnkcap &= ~PCI_EXP_LNKCAP_MLW; in mvebu_pcie_setup_hw()
267 lnkcap |= FIELD_PREP(PCI_EXP_LNKCAP_MLW, port->is_x4 ? 4 : 1); in mvebu_pcie_setup_hw()
268 mvebu_writel(port, lnkcap, PCIE_CAP_PCIEXP + PCI_EXP_LNKCAP); in mvebu_pcie_setup_hw()
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| H A D | pcie-brcmstb.c | 387 u32 lnkcap = readl(pcie->base + BRCM_PCIE_CAP_REGS + PCI_EXP_LNKCAP); in brcm_pcie_set_gen() local
389 lnkcap = (lnkcap & ~PCI_EXP_LNKCAP_SLS) | gen; in brcm_pcie_set_gen()
390 writel(lnkcap, pcie->base + BRCM_PCIE_CAP_REGS + PCI_EXP_LNKCAP); in brcm_pcie_set_gen()
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| /linux/drivers/cxl/core/ |
| H A D | pci.c | 42 u32 lnkcap, port_num; in match_add_dports() local
52 &lnkcap)) in match_add_dports()
59 port_num = FIELD_GET(PCI_EXP_LNKCAP_PN, lnkcap); in match_add_dports()
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| /linux/drivers/pci/pcie/ |
| H A D | aspm.c | 456 static u32 calc_l0s_latency(u32 lnkcap)
458 u32 encoding = FIELD_GET(PCI_EXP_LNKCAP_L0SEL, lnkcap); in calc_l0s_latency()
474 static u32 calc_l1_latency(u32 lnkcap)
476 u32 encoding = FIELD_GET(PCI_EXP_LNKCAP_L1EL, lnkcap); in calc_l1_latency()
457 calc_l0s_latency(u32 lnkcap) calc_l0s_latency() argument
475 calc_l1_latency(u32 lnkcap) calc_l1_latency() argument
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| /linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | cik.c | 1774 u32 lnkcap; in cik_program_aspm() local
1777 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap); in cik_program_aspm()
1778 if (lnkcap & PCI_EXP_LNKCAP_CLKPM) in cik_program_aspm()
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| H A D | si.c | 2551 u32 lnkcap; in si_program_aspm() local
2554 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap); in si_program_aspm()
2555 if (lnkcap & PCI_EXP_LNKCAP_CLKPM) in si_program_aspm()
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| /linux/drivers/gpu/drm/radeon/ |
| H A D | si.c | 7355 u32 lnkcap; in si_program_aspm() local
7358 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap); in si_program_aspm()
7359 if (lnkcap & PCI_EXP_LNKCAP_CLKPM) in si_program_aspm()
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| H A D | cik.c | 9722 u32 lnkcap; in cik_program_aspm() local
9725 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap); in cik_program_aspm()
9726 if (lnkcap & PCI_EXP_LNKCAP_CLKPM) in cik_program_aspm()
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