This is a note to let you know that I've just added the patch titled PCI: tegra194: Fix host initialization during resume to the 5.12-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: pci-tegra194-fix-host-initialization-during-resume.patch and it can be found in the queue-5.12 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From c4bf1f25c6c187864681d5ad4dd1fa92f62d5d32 Mon Sep 17 00:00:00 2001 From: Vidya Sagar <vidyas@xxxxxxxxxx> Date: Tue, 4 May 2021 22:51:57 +0530 Subject: PCI: tegra194: Fix host initialization during resume From: Vidya Sagar <vidyas@xxxxxxxxxx> commit c4bf1f25c6c187864681d5ad4dd1fa92f62d5d32 upstream. Commit 275e88b06a27 ("PCI: tegra: Fix host link initialization") broke host initialization during resume as it misses out calling the API dw_pcie_setup_rc() which is required for host and MSI initialization. Link: https://lore.kernel.org/r/20210504172157.29712-1-vidyas@xxxxxxxxxx Fixes: 275e88b06a27 ("PCI: tegra: Fix host link initialization") Tested-by: Jon Hunter <jonathanh@xxxxxxxxxx> Signed-off-by: Vidya Sagar <vidyas@xxxxxxxxxx> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/pci/controller/dwc/pcie-tegra194.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -2214,6 +2214,8 @@ static int tegra_pcie_dw_resume_noirq(st goto fail_host_init; } + dw_pcie_setup_rc(&pcie->pci.pp); + ret = tegra_pcie_dw_start_link(&pcie->pci); if (ret < 0) goto fail_host_init; Patches currently in stable-queue which might be from vidyas@xxxxxxxxxx are queue-5.12/pci-tegra194-fix-host-initialization-during-resume.patch