QCS6490打开或连接wifi后无法休眠

阿七~ 2024-08-22 14:56:13

[11:00:48.807]收←◆[ 297.113491][ T343] msm-dwc3 8c00000.hsusb: DWC3 in low power mode

[11:00:49.144]收←◆[ 297.452202][ T3975] PM: suspend entry (s2idle)
[ 297.459209][ T3975] Filesystems sync: 0.006 seconds
[ 297.460115][ T3975] ipa ipa_pm_notify:459 Entry
[ 297.460787][ T3975] ipa ipa_pm_notify:471 Exit
[ 297.461451][ T3975] Freezing user space processes ... (elapsed 0.015 seconds) done.
[ 297.477807][ T3975] OOM killer disabled.
[ 297.478393][ T3975] Freezing remaining freezable tasks ... (elapsed 0.004 seconds) done.
[ 297.484294][ T3975] printk: Suspending console(s) (use no_console_suspend to debug)

[11:00:49.213]收←◆[ 297.496110][ T237] [kworke][0x21cd971f4][07:34:45.333536] wlan: [237:I:HDD] hdd_suspend_wlan: WLAN being suspended by OS
[ 297.496269][ T237] [kworke][0x21cd97e67][07:34:45.333702] wlan: [237:I:PMO] pmo_core_is_wow_applicable: lpass enabled, enabling wow
[ 297.497589][ T3975]    [AK7739] ak7739_suspend(12093)
[ 297.497594][ T3975]    [AK7739] ak7739_set_bias_level(11659)
[ 297.497596][ T3975]    [AK7739] SND_SOC_BIAS_OFF
[ 297.508183][ T3975] cnss: Firmware does not support non-DRV suspend, reject
[ 297.508241][ T3975] PM: dpm_run_callback(): cnss_pci_suspend+0x0/0x4 returns -11
[ 297.508257][ T3975] PM: Device 0000:01:00.0 failed to suspend: error -11
[ 297.508364][ T3975] PM: Some devices failed to suspend, or early wake event detected
[ 297.508662][ T3990] [kworke][0x21cdd1fb8][07:34:45.346093] wlan: [3990:I:HDD] hdd_resume_wlan: WLAN being resumed by OS
[ 297.508746][ T3990] [kworke][0x21cdd2629][07:34:45.346179] wlan: [3990:I:HDD] hdd_disable_host_offloads: vdev is not connected

从log看，cnss_pci休眠失败，查看接口cnss_pci_suspend()里pci_priv->drv_connected_last值为0，强制改为1，让走休眠流程，pcie还是阻止了休眠。

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