Re: [RFC,v14 0/5] Add DT based PCIe wake support in PCI core driver

Krishna Chaitanya Chundru
2023-12-06T14:45:32Z

Hi Manikanta,

I don't see any update on this series after comments.

Is there  any plans to take up this series.

Thanks & Regards,

Krishna Chaitanya.

On 2/8/2023 4:46 PM, Manikanta Maddireddy wrote:
> Below series [1] attempted to support DT based PCIe wake feature in generic
> PCI core driver. This series was left at v13 and final comments are not
> addressed. I am continuing this series from v14 by addressing all comments
> in v13. I dropped rockchip device tree patch because I don't have hardware
> to verify it. Instead, I verified these patches on NVIDIA Jetson AGX Orin
> Developer Kit and included its device tree changes in this series.
>
> [1] https://lore.kernel.org/all/20171226023646.17722-1-jeffy.chen@rock-chips.com/
>
> Changes in v14:
> Updated commit message for DT bindings patch to reflect that DT properties
> are tied to PCI-PCI Bridge.
> Addressed review comments on PCI interrupt parsing patch.
> Dropped rockchip device tree patch.
> Added Jetson AGX OrinDeveloper Kit device tree and Tegra PMC patches.
>
> Changes in v13:
> Fix compiler error reported by kbuild test robot <fengguang.wu@intel.com>
>
> Changes in v12:
> Only add irq definitions for PCI devices and rewrite the commit message.
> Enable the wake irq in noirq stage to avoid possible irq storm.
>
> Changes in v11:
> Address Brian's comments.
> Only support 1-per-device PCIe WAKE# pin as suggested.
> Move to pcie port as Brian suggested.
>
> 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.
> Fix check error in .cleanup().
> Move dedicated wakeirq setup to setup() callback and use
> device_set_wakeup_enable() to enable/disable.
> Rewrite the commit message.
>
> Changes in v8:
> Add optional "pci", and rewrite commit message.
> Add pci-of.c and use platform_pm_ops to handle the PCIe WAKE# signal.
> Rewrite the commit message.
>
> 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
> Rebase.
> Use "wakeup" instead of "wake"
>
> Changes in v3:
> Fix error handling.
>
> Changes in v2:
> Use dev_pm_set_dedicated_wake_irq.
>
> Jeffy Chen (3):
> dt-bindings: PCI: Add definition of PCIe WAKE# irq and PCI irq
> of/irq: Adjust of_pci_irq parsing for multiple interrupts
> PCI / PM: Add support for the PCIe WAKE# signal for OF
>
> Manikanta Maddireddy (2):
> arm64: tegra: Add PCIe port node with PCIe WAKE# for C1 controller
> soc/tegra: pmc: Add Tegra234 PCIe wake event
>
> Documentation/devicetree/bindings/pci/pci.txt | 8 +++
> .../nvidia/tegra234-p3737-0000+p3701-0000.dts | 11 ++++
> drivers/pci/of.c | 63 ++++++++++++++++++-
> drivers/pci/pci-driver.c | 10 +++
> drivers/pci/pci.c | 7 +++
> drivers/pci/pci.h | 8 +++
> drivers/soc/tegra/pmc.c | 1 +
> 7 files changed, 105 insertions(+), 3 deletions(-)
>