If driver fails to set the device to suspend, it means that the device is abnormal. In this case, reset the device to recover. Signed-off-by: Jinjian Song <jinjian.song@xxxxxxxxxxx> --- drivers/net/wwan/t7xx/t7xx_pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wwan/t7xx/t7xx_pci.c b/drivers/net/wwan/t7xx/t7xx_pci.c index e556e5bd49ab..625f5679c3b0 100644 --- a/drivers/net/wwan/t7xx/t7xx_pci.c +++ b/drivers/net/wwan/t7xx/t7xx_pci.c @@ -427,6 +427,7 @@ static int __t7xx_pci_pm_suspend(struct pci_dev *pdev) iowrite32(T7XX_L1_BIT(0), IREG_BASE(t7xx_dev) + ENABLE_ASPM_LOWPWR); atomic_set(&t7xx_dev->md_pm_state, MTK_PM_RESUMED); t7xx_pcie_mac_set_int(t7xx_dev, SAP_RGU_INT); + t7xx_reset_device(t7xx_dev, PLDR); return ret; } -- 2.34.1
