linux-kernel - Re: [PATCH 0/5] PCI: endpoint: Add support for additional notifiers

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Message-ID: <ef957b1e-9350-c244-6cd7-fbb81ffc0f56@ti.com>
Date:   Thu, 19 Aug 2021 19:45:06 +0530
From:   Kishon Vijay Abraham I <kishon@...com>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        <lorenzo.pieralisi@....com>, <bhelgaas@...gle.com>
CC:     <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <hemantk@...eaurora.org>,
        <smohanad@...eaurora.org>
Subject: Re: [PATCH 0/5] PCI: endpoint: Add support for additional notifiers

Hi Manivannan,

On 16/06/21 5:29 pm, Manivannan Sadhasivam wrote:
> Hello,
> 
> This series adds support for additional notifiers in the PCI endpoint
> framework. The notifiers LINK_DOWN, BME, PME, and D_STATE are generic
> for all PCI endpoints but there is also a custom notifier (CUSTOM) added
> to pass the device/vendor specific events to EPF from EPC.
> 
> The example usage of all notifiers is provided in the commit description.

In my earlier comment I didn't mean you to provide example usage in
commit description. Rather to be used in a existing endpoint controller
driver and handled in endpoint function drivers. Otherwise no point in
adding them to the upstream kernel.

Thanks
Kishon

> 
> Thanks,
> Mani
> 
> Manivannan Sadhasivam (5):
>   PCI: endpoint: Add linkdown notifier support
>   PCI: endpoint: Add BME notifier support
>   PCI: endpoint: Add PME notifier support
>   PCI: endpoint: Add D_STATE notifier support
>   PCI: endpoint: Add custom notifier support
> 
>  drivers/pci/endpoint/pci-epc-core.c | 89 +++++++++++++++++++++++++++++
>  include/linux/pci-epc.h             |  5 ++
>  include/linux/pci-epf.h             |  5 ++
>  3 files changed, 99 insertions(+)
>