Re: [RFC PATCH v10 0/7] PCI: rockchip: Move PCIe WAKE# handling into pci core

From: Rafael J. Wysocki
Date: Sat Oct 28 2017 - 05:07:42 EST


On Friday, October 27, 2017 9:26:05 AM CEST Jeffy Chen wrote:
>
> Currently we are handling wake irq in mrvl wifi driver. Move it into
> pci core.
>
> Tested on my chromebook bob(with cros 4.4 kernel and mrvl wifi).
>
>
> Changes in v10:
> Use device_set_wakeup_capable() instead of device_set_wakeup_enable(),
> since dedicated wakeirq will be lost in device_set_wakeup_enable(false).
>
> Changes in v9:
> Add section for PCI devices and rewrite the commit message.
> Rewrite the commit message.
> Fix check error in .cleanup().
> Move dedicated wakeirq setup to setup() callback and use
> device_set_wakeup_enable() to enable/disable.
>
> Changes in v8:
> Add optional "pci", and rewrite commit message.
> Rewrite the commit message.
> Add pci-of.c and use platform_pm_ops to handle the PCIe WAKE# signal.
>
> Changes in v7:
> Move PCIE_WAKE handling into pci core.
>
> Changes in v6:
> Fix device_init_wake error handling, and add some comments.
>
> Changes in v5:
> Move to pci.txt
> Use "wakeup" instead of "wake"
> Rebase.
>
> Changes in v3:
> Fix error handling.
>
> Changes in v2:
> Use dev_pm_set_dedicated_wake_irq.
>
> Jeffy Chen (7):
> dt-bindings: PCI: Add definition of PCIe WAKE# irq and PCI irq
> of/irq: Adjust of_pci_irq parsing for multiple interrupts
> mwifiex: Disable wakeup irq handling for pcie
> arm64: dts: rockchip: Move PCIe WAKE# irq to pcie driver for Gru
> PCI: Make pci_platform_pm_ops's callbacks optional
> PCI / PM: Move acpi wakeup code to pci core
> PCI / PM: Add support for the PCIe WAKE# signal for OF

Overall, I don't quite like the direction this is going into, but I need to
have a deeper look. Which may take some time, so please bear with me.

Thanks,
Rafael