linux-kernel - Re: [PATCH v8 0/5] PCI: dwc: Add common pme_turn

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Date: Sat, 18 May 2024 02:12:13 +0900
From: Krzysztof Wilczyński <kw@...ux.com>
To: Frank Li <Frank.Li@....com>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>, Jingoo Han <jingoohan1@...il.com>,
	Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>, imx@...ts.linux.dev,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
	Serge Semin <fancer.lancer@...il.com>
Subject: Re: [PATCH v8 0/5] PCI: dwc: Add common pme_turn_off message by
 using outbound iATU

> Involve an new and common mathod to send pme_turn_off() message. Previously
> pme_turn_off() implement by platform related special register to trigge    
> it.                                                                        
>                                                                            
> But Yoshihiro give good idea by using iATU to send out message. Previously 
> Yoshihiro provide patches to raise INTx message by dummy write to outbound 
> iATU.                                                                      
>                                                                            
> Use similar mathod to send out pme_turn_off message.                       
>                                                                            
> Previous two patches is picked from Yoshihiro' big patch serialise.        
>  PCI: dwc: Change arguments of dw_pcie_prog_outbound_atu()                 
>  PCI: Add INTx Mechanism Messages macros                                   
>                                                                            
> PCI: Add PME_TURN_OFF message macro                                        
> dt-bindings: PCI: dwc: Add 'msg" register region, Add "msg" region to use  
> to map PCI msg.                                                            
>                                                                            
> PCI: dwc: Add common pme_turn_off message method                           
> Using common pme_turn_off() message if platform have not define their.

Applied to controller/dwc, thank you!

[01/05] PCI: Add INTx Mechanism Messages macros
        https://git.kernel.org/pci/pci/c/182e6ef0df77
[02/05] PCI: dwc: Consolidate args of dw_pcie_prog_outbound_atu() into a structure
        https://git.kernel.org/pci/pci/c/523d5018701d
[03/05] PCI: dwc: Add outbound MSG TLPs support
        https://git.kernel.org/pci/pci/c/a683a0065ac1
[04/05] PCI: Add PCIE_MSG_CODE_PME_TURN_OFF message macro
        https://git.kernel.org/pci/pci/c/a61a1c5932b0
[05/05] PCI: dwc: Add generic MSG TLP support for sending PME_Turn_Off when system suspend
        https://git.kernel.org/pci/pci/c/33af7f463b68

	Krzysztof