蓝牙新版本crash问题解决

最新推荐文章于 2023-08-05 14:27:15 发布

原创最新推荐文章于 2023-08-05 14:27:15 发布 · 1k 阅读

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本文记录了设备启动过程中蓝牙模块的功率控制状态变化，视频实例的打开与关闭，以及在尝试获取多种电源供应时未找到具体电源，使用虚拟调节器代替的情况。

28.770250: <6> bt_ioctl: BT_CMD_PWR_CTRL pwr_cntrl:0
28.775149: <6> bt_ioctl: BT chip state is already :0 no change d

28.776466: <6> msm_vidc: info: Opening video instance: fffffffb9c0a4000, 0
28.782841: <6> bt_ioctl: BT_CMD_PWR_CTRL pwr_cntrl:1
28.787901: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-vdd-vl not found, using dummy regulator
28.798102: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-vdd-vm not found, using dummy regulator
28.808446: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-vdd-5c not found, using dummy regulator
28.808577: <6> msm_vidc: info: Closed video instance: fffffffb9c0a4000
28.819028: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-vdd-5a not found, using dummy regulator
28.829368: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-vdd-vh not found, using dummy regulator
28.840536: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-vdd-ldo not found, using dummy regulator
28.850705: <6> bt_power soc:bt_wcn3990: soc:bt_wcn3990 supply qca,bt-chip-pwd not found, using dummy regulator
28.899883: <6> Unable to handle kernel paging request at virtual address fffffffa800007c0