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bus: mhi: host: pci_generic: Add pm_runtime_forbid() in remove callback

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Add pm_runtime_forbid() to balance the pm_runtime_allow() call made
during Mission Mode transition. Without this, the device remains in runtime
PM allowed state even after driver removal.

Fixes: 855a70c120 ("bus: mhi: Add MHI PCI support for WWAN modems")
Signed-off-by: Qiang Yu <qiang.yu@oss.qualcomm.com>
[mani: moved pm_runtime_forbid() to the start of remove()]
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
Link: https://patch.msgid.link/20260303-b4-async_power_on-v2-2-d3db81eb457d@oss.qualcomm.com
This commit is contained in:
Qiang Yu
2026-03-03 01:02:14 -08:00
committed by Manivannan Sadhasivam
parent cfdb41adf1
commit f227b24630
1 changed files with 1 additions and 0 deletions
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1
drivers/bus/mhi/host/pci_generic.c
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@@ -1452,6 +1452,7 @@ static void mhi_pci_remove(struct pci_dev *pdev)
struct mhi_pci_device *mhi_pdev = pci_get_drvdata(pdev);
struct mhi_controller *mhi_cntrl = &mhi_pdev->mhi_cntrl;
pm_runtime_forbid(&pdev->dev);
pci_disable_sriov(pdev);
if (pdev->is_physfn)