Re: [PATCH 0/5] PCI: endpoint: Add EPC 'deinit' event and dw_pcie_ep_linkdown() API

From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: "Vignesh Raghavendra" <vigneshr@ti.com>,
	"Siddharth Vadapalli" <s-vadapalli@ti.com>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Krzysztof Wilczyński" <kw@linux.com>,
	"Rob Herring" <robh@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Richard Zhu" <hongxing.zhu@nxp.com>,
	"Lucas Stach" <l.stach@pengutronix.de>,
	"Shawn Guo" <shawnguo@kernel.org>,
	"Sascha Hauer" <s.hauer@pengutronix.de>,
	"Pengutronix Kernel Team" <kernel@pengutronix.de>,
	"Fabio Estevam" <festevam@gmail.com>,
	"Minghuan Lian" <minghuan.Lian@nxp.com>,
	"Mingkai Hu" <mingkai.hu@nxp.com>, "Roy Zang" <roy.zang@nxp.com>,
	"Jesper Nilsson" <jesper.nilsson@axis.com>,
	"Jingoo Han" <jingoohan1@gmail.com>,
	"Srikanth Thokala" <srikanth.thokala@intel.com>,
	"Marek Vasut" <marek.vasut+renesas@gmail.com>,
	"Yoshihiro Shimoda" <yoshihiro.shimoda.uh@renesas.com>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Jonathan Hunter" <jonathanh@nvidia.com>,
	"Kunihiko Hayashi" <hayashi.kunihiko@socionext.com>,
	"Masami Hiramatsu" <mhiramat@kernel.org>,
	"Kishon Vijay Abraham I" <kishon@kernel.org>
Cc: linux-omap@vger.kernel.org, linux-pci@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, imx@lists.linux.dev,
	linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@axis.com,
	linux-arm-msm@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	linux-tegra@vger.kernel.org, mhi@lists.linux.dev,
	Niklas Cassel <cassel@kernel.org>,
	Bjorn Helgaas <helgaas@kernel.org>
Subject: Re: [PATCH 0/5] PCI: endpoint: Add EPC 'deinit' event and dw_pcie_ep_linkdown() API
Date: Mon, 10 Jun 2024 12:23:24 +0530	[thread overview]
Message-ID: <20240610065324.GA7660@thinkpad> (raw)
In-Reply-To: <20240606-pci-deinit-v1-0-4395534520dc@linaro.org>

On Thu, Jun 06, 2024 at 12:56:33PM +0530, Manivannan Sadhasivam wrote:
> Hi,
> 
> This series includes patches that were left over from previous series [1] for
> making the host reboot handling robust in endpoint framework.
> 
> When the above mentioned series got merged to pci/endpoint, we got a bug report
> from LKP bot [2] and due to that the offending patches were dropped.
> 
> This series addressed the issue reported by the bot by adding the stub APIs in
> include/pci/pci-epc.h and also removed the unused dwc wrapper as concluded in
> [3].
> 
> Testing
> =======
> 
> This series is tested on Qcom SM8450 based development board with 2 SM8450 SoCs
> connected over PCIe.
> 
> - Mani
> 

Applied patch 2/5 to pci/endpoint! Krzysztof, please apply patches 1/5 and 5/5
to controller/dwc (patches 3/5 and 4/5 are already applied by you).

- Mani

> [1] https://lore.kernel.org/linux-pci/20240430-pci-epf-rework-v4-0-22832d0d456f@linaro.org/
> [2] https://lore.kernel.org/linux-pci/202405130815.BwBrIepL-lkp@intel.com/
> [3] https://lore.kernel.org/linux-pci/20240529141614.GA3293@thinkpad/
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
> Manivannan Sadhasivam (5):
>       PCI: dwc: ep: Remove dw_pcie_ep_init_notify() wrapper
>       PCI: endpoint: Introduce 'epc_deinit' event and notify the EPF drivers
>       PCI: dwc: ep: Add a generic dw_pcie_ep_linkdown() API to handle Link Down event
>       PCI: qcom-ep: Use the generic dw_pcie_ep_linkdown() API to handle Link Down event
>       PCI: layerscape-ep: Use the generic dw_pcie_ep_linkdown() API to handle Link Down event
> 
>  drivers/pci/controller/dwc/pci-dra7xx.c           |   2 +-
>  drivers/pci/controller/dwc/pci-imx6.c             |   2 +-
>  drivers/pci/controller/dwc/pci-keystone.c         |   2 +-
>  drivers/pci/controller/dwc/pci-layerscape-ep.c    |   4 +-
>  drivers/pci/controller/dwc/pcie-artpec6.c         |   2 +-
>  drivers/pci/controller/dwc/pcie-designware-ep.c   | 116 +++++++++++++---------
>  drivers/pci/controller/dwc/pcie-designware-plat.c |   2 +-
>  drivers/pci/controller/dwc/pcie-designware.h      |  10 +-
>  drivers/pci/controller/dwc/pcie-keembay.c         |   2 +-
>  drivers/pci/controller/dwc/pcie-qcom-ep.c         |   5 +-
>  drivers/pci/controller/dwc/pcie-rcar-gen4.c       |   2 +-
>  drivers/pci/controller/dwc/pcie-tegra194.c        |   3 +-
>  drivers/pci/controller/dwc/pcie-uniphier-ep.c     |   2 +-
>  drivers/pci/endpoint/functions/pci-epf-mhi.c      |  19 ++++
>  drivers/pci/endpoint/functions/pci-epf-test.c     |  17 +++-
>  drivers/pci/endpoint/pci-epc-core.c               |  25 +++++
>  include/linux/pci-epc.h                           |  13 +++
>  include/linux/pci-epf.h                           |   2 +
>  18 files changed, 162 insertions(+), 68 deletions(-)
> ---
> base-commit: 7d96527bc16e46545739c6fe0ab6e4c915e9910e
> change-id: 20240606-pci-deinit-2e6cdf1bd69f
> 
> Best regards,
> -- 
> Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> 

-- 
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