Give new home to the comment from ppt_pci_reset(), explaining a nuance
of power reset. Noted by: soralx@cydem.org Sponsored by: Mellanox Technologies MFC after: 12 days
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=345997
@ -6394,6 +6394,11 @@ pcie_flr(device_t dev, u_int max_delay, bool force)
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return (true);
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}
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/*
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* Attempt a power-management reset by cycling the device in/out of D3
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* state. PCI spec says we can only go into D3 state from D0 state.
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* Transition from D[12] into D0 before going to D3 state.
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*/
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int
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pci_power_reset(device_t dev)
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{
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