pci_d3cold_enable(9)

💅 pci_d3cold_enable(9) 💅

okay bestie, welcome to the Kernel API Manual entry for pci_d3cold_enable(9) — it’s giving tiny-but-powerful power-management fairy godmother energy. 🧚✨

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🌸 NAME 🌸

pci_d3cold_enable — Enable D3cold for device. 💖

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🦋 SYNOPSIS 🦋

void pci_d3cold_enable (struct pci_dev *dev );

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💅 ARGUMENTS 💅

• dev — the PCI device to handle, bestie. 🫶

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🎀 DESCRIPTION 🎀

okay so this function can be used in drivers to enable D3cold for the device they handle. ✨ It also updates upstream PCI bridge PM capabilities accordingly. no cap, that’s the whole vibe. 💜

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🔥 SEE ALSO 🔥

the kernel file is ./drivers/pci/pci.c, and here’s the full SEE ALSO squad in original order — no skips, periodt. 👑

• pci_bus_max_busnr(9)
• pci_status_get_and_clear_errors(9)
• pci_dev_str_match_path(9)
• pci_dev_str_match(9)
• pci_find_capability(9)
• pci_bus_find_capability(9)
• pci_find_next_ext_capability(9)
• pci_find_ext_capability(9)
• pci_get_dsn(9)
• pci_find_next_ht_capability(9)
• pci_find_ht_capability(9)
• pci_find_vsec_capability(9)
• pci_find_dvsec_capability(9)
• pci_find_parent_resource(9)
• pci_find_resource(9)
• pci_resource_name(9)
• pci_wait_for_pending(9)
• pci_request_acs(9)
• pci_std_enable_acs(9)
• pci_enable_acs(9)
• pci_restore_bars(9)
• pci_update_current_state(9)
• pci_refresh_power_state(9)
• pci_platform_power_transition(9)
• pci_resume_bus(9)
• pci_power_up(9)
• pci_set_full_power_state(9)
• __pci_dev_set_current_state(9)
• pci_bus_set_current_state(9)
• pci_set_low_power_state(9)
• pci_set_power_state(9)
• pci_save_state(9)
• pci_restore_state(9)
• pci_store_saved_state(9)
• pci_load_saved_state(9)
• pci_load_and_free_saved_state(9)
• pci_reenable_device(9)
• pci_enable_device_mem(9)
• pci_enable_device(9)
• pcibios_release_device(9)
• pcibios_disable_device(9)
• pci_disable_enabled_device(9)
• pci_disable_device(9)
• pcibios_set_pcie_reset_state(9)
• pci_set_pcie_reset_state(9)
• pcie_clear_root_pme_status(9)
• pci_check_pme_status(9)
• pci_pme_wakeup(9)
• pci_pme_wakeup_bus(9)
• pci_pme_capable(9)
• pci_pme_restore(9)
• pci_pme_active(9)
• __pci_enable_wake(9)
• pci_enable_wake(9)
• pci_wake_from_d3(9)
• pci_target_state(9)
• pci_prepare_to_sleep(9)
• pci_back_from_sleep(9)
• pci_finish_runtime_suspend(9)
• pci_dev_run_wake(9)
• pci_dev_need_resume(9)
• pci_dev_adjust_pme(9)
• pci_dev_complete_resume(9)
• pci_choose_state(9)
• pci_suspend_retains_context(9)
• pci_bridge_d3_possible(9)
• pci_d3cold_disable(9)
• pci_pm_init(9)
• _pci_add_cap_save_buffer(9)
• pci_allocate_cap_save_buffers(9)
• pci_configure_ari(9)
• pci_acs_enabled(9)
• pci_acs_path_enabled(9)
• pci_acs_init(9)
• pci_enable_atomic_ops_to_root(9)
• pci_release_region(9)
• __pci_request_region(9)
• pci_request_region(9)
• pci_release_selected_regions(9)
• pci_request_selected_regions(9)
• pci_request_selected_regions_exclusive(9)
• pci_release_regions(9)
• pci_request_regions(9)
• pci_request_regions_exclusive(9)
• pci_remap_iospace(9)
• pci_unmap_iospace(9)
• pcibios_setup(9)
• pcibios_set_master(9)
• pci_set_master(9)
• pci_clear_master(9)
• pci_set_cacheline_size(9)
• pci_set_mwi(9)
• pci_try_set_mwi(9)
• pci_clear_mwi(9)
• pci_disable_parity(9)
• pci_intx(9)
• pci_wait_for_pending_transaction(9)
• pcie_flr(9)
• pcie_reset_flr(9)
• pci_pm_reset(9)
• pcie_wait_for_link_status(9)
• pcie_retrain_link(9)
• pcie_wait_for_link_delay(9)
• pcie_wait_for_link(9)
• pci_bridge_wait_for_secondary_bus(9)
• pci_bridge_secondary_bus_reset(9)
• __pci_reset_function_locked(9)
• pci_init_reset_methods(9)
• pci_reset_function(9)
• pci_reset_function_locked(9)
• pci_try_reset_function(9)
• pci_probe_reset_slot(9)
• pci_try_reset_slot(9)
• pci_try_reset_bus(9)
• pci_reset_bridge(9)
• pci_bus_error_reset(9)
• pci_probe_reset_bus(9)
• pci_reset_bus(9)
• pcix_get_max_mmrbc(9)
• pcix_get_mmrbc(9)
• pcix_set_mmrbc(9)
• pcie_get_readrq(9)
• pcie_set_readrq(9)
• pcie_get_mps(9)
• pcie_set_mps(9)
• pcie_bandwidth_available(9)
• pcie_get_supported_speeds(9)
• pcie_get_speed_cap(9)
• pcie_get_width_cap(9)
• pcie_bandwidth_capable(9)
• __pcie_print_link_status(9)
• pcie_print_link_status(9)
• pci_select_bars(9)
• pci_set_vga_state(9)
• pci_add_dma_alias(9)
• pci_real_dma_dev(9)
• pci_specified_resource_alignment(9)
• pci_bus_find_emul_domain_nr(9)
• pci_ext_cfg_avail(9)

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that’s the whole page, bestie — brought to you by the ./drivers/pci source, dated October 2026, for pci_d3cold_enable(9). bye and slay 💖✨🌈