[PATCH 0/5] PCI: endpoint: Add EPC 'deinit' event and dw_pcie_ep_linkdown() API
Manivannan Sadhasivam
manivannan.sadhasivam at linaro.org
Sun Jun 9 23:53:24 PDT 2024
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 at 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 at linaro.org>
>
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