From: Bjorn Helgaas Date: Tue, 8 Oct 2019 20:28:00 +0000 (-0500) Subject: PCI/PM: Note that PME can be generated from D0 X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=85a9b0507db2fbbfe7912dc3b33d322f200e2ca7;p=linux.git PCI/PM: Note that PME can be generated from D0 Per PCIe r5.0 sec 7.5.2.1, PME may be generated from D0, so update Documentation/power/pci.rst to reflect that. Link: https://lore.kernel.org/r/20191016194450.68959-1-helgaas@kernel.org Signed-off-by: Bjorn Helgaas Reviewed-by: Rafael J. Wysocki --- diff --git a/Documentation/power/pci.rst b/Documentation/power/pci.rst index 1525c594d6312..8a4abb7c73634 100644 --- a/Documentation/power/pci.rst +++ b/Documentation/power/pci.rst @@ -130,8 +130,8 @@ a full power-on reset sequence and the power-on defaults are restored to the device by hardware just as at initial power up. PCI devices supporting the PCI PM Spec can be programmed to generate PMEs -while in a low-power state (D1-D3), but they are not required to be capable -of generating PMEs from all supported low-power states. In particular, the +while in any power state (D0-D3), but they are not required to be capable +of generating PMEs from all supported power states. In particular, the capability of generating PMEs from D3cold is optional and depends on the presence of additional voltage (3.3Vaux) allowing the device to remain sufficiently active to generate a wakeup signal.