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| author | Krzysztof Wilczyński <kw@linux.com> | 2020-07-30 21:08:48 +0000 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2020-09-29 14:21:50 -0500 |
| commit | 3789af9a13e5561738c0f2114e3a5e22c843ca3e (patch) | |
| tree | 98bccb80f127447c64da4a69e0ce410c26d4d26e /Documentation/power | |
| parent | a5d02e901e6dadd7dd60fafb6448a822a47430ff (diff) | |
| download | lwn-3789af9a13e5561738c0f2114e3a5e22c843ca3e.tar.gz lwn-3789af9a13e5561738c0f2114e3a5e22c843ca3e.zip | |
PCI/PM: Rename pci_dev.d3_delay to d3hot_delay
PCI devices support two variants of the D3 power state: D3hot (main power
present) D3cold (main power removed). Previously struct pci_dev contained:
unsigned int d3_delay; /* D3->D0 transition time in ms */
unsigned int d3cold_delay; /* D3cold->D0 transition time in ms */
"d3_delay" refers specifically to the D3hot state. Rename it to
"d3hot_delay" to avoid ambiguity and align with the ACPI "_DSM for
Specifying Device Readiness Durations" in the PCI Firmware spec r3.2,
sec 4.6.9.
There is no change to the functionality.
Link: https://lore.kernel.org/r/20200730210848.1578826-1-kw@linux.com
Signed-off-by: Krzysztof Wilczyński <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'Documentation/power')
| -rw-r--r-- | Documentation/power/pci.rst | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/power/pci.rst b/Documentation/power/pci.rst index 1831e431f725..b04fb18cc4e2 100644 --- a/Documentation/power/pci.rst +++ b/Documentation/power/pci.rst @@ -320,7 +320,7 @@ that these callbacks operate on:: unsigned int d2_support:1; /* Low power state D2 is supported */ unsigned int no_d1d2:1; /* D1 and D2 are forbidden */ unsigned int wakeup_prepared:1; /* Device prepared for wake up */ - unsigned int d3_delay; /* D3->D0 transition time in ms */ + unsigned int d3hot_delay; /* D3hot->D0 transition time in ms */ ... }; |