Wifi adapter disconnects after sleep. Sleeping and powering back on reconnects adapter












0















I am having a consistent problem with my laptop where when I put my computer to sleep and open the lid my wifi adapter disconnects. The adapter doesn't show up at all when I run the following:



lspci | egrep -i --color 'network|ethernet'


and when I try to restart the network manager using this:



sudo service network-manager restart


that does not help either.



Here is the output that I get from checking how the kernel recognises my network card.



$sudo lshw -class network

*-network
description: Wireless interface
product: QCA6174 802.11ac Wireless Network Adapter
vendor: Qualcomm Atheros
physical id: 0
bus info: pci@0000:3a:00.0
logical name: wlp58s0
version: 32
serial: 9c:b6:d0:13:19:c3
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ath10k_pci driverversion=4.15.0-43-generic firmware=WLAN.RM.4.4.1-00079-QCARMSWPZ-1 ip=10.217.4.55 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: irq:131 memory:dc000000-dc1fffff


The only solution that I have found that consistently solves the problem is to close my laptop and let it go to sleep and then power it back on again.



I have even checked whether it is a hardware issue by taking apart the laptop and making sure that the connections to the wifi chipset antenna don't disconnect when I open the laptop or move it around. Because of this I am fairly confident that it isn't a hardware problem.



I am running Ubuntu 18.04 currently.



I am at a loss for what the problem could be with my wifi. Any ideas are greatly appreciated.










share|improve this question



























    0















    I am having a consistent problem with my laptop where when I put my computer to sleep and open the lid my wifi adapter disconnects. The adapter doesn't show up at all when I run the following:



    lspci | egrep -i --color 'network|ethernet'


    and when I try to restart the network manager using this:



    sudo service network-manager restart


    that does not help either.



    Here is the output that I get from checking how the kernel recognises my network card.



    $sudo lshw -class network

    *-network
    description: Wireless interface
    product: QCA6174 802.11ac Wireless Network Adapter
    vendor: Qualcomm Atheros
    physical id: 0
    bus info: pci@0000:3a:00.0
    logical name: wlp58s0
    version: 32
    serial: 9c:b6:d0:13:19:c3
    width: 64 bits
    clock: 33MHz
    capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
    configuration: broadcast=yes driver=ath10k_pci driverversion=4.15.0-43-generic firmware=WLAN.RM.4.4.1-00079-QCARMSWPZ-1 ip=10.217.4.55 latency=0 link=yes multicast=yes wireless=IEEE 802.11
    resources: irq:131 memory:dc000000-dc1fffff


    The only solution that I have found that consistently solves the problem is to close my laptop and let it go to sleep and then power it back on again.



    I have even checked whether it is a hardware issue by taking apart the laptop and making sure that the connections to the wifi chipset antenna don't disconnect when I open the laptop or move it around. Because of this I am fairly confident that it isn't a hardware problem.



    I am running Ubuntu 18.04 currently.



    I am at a loss for what the problem could be with my wifi. Any ideas are greatly appreciated.










    share|improve this question

























      0












      0








      0








      I am having a consistent problem with my laptop where when I put my computer to sleep and open the lid my wifi adapter disconnects. The adapter doesn't show up at all when I run the following:



      lspci | egrep -i --color 'network|ethernet'


      and when I try to restart the network manager using this:



      sudo service network-manager restart


      that does not help either.



      Here is the output that I get from checking how the kernel recognises my network card.



      $sudo lshw -class network

      *-network
      description: Wireless interface
      product: QCA6174 802.11ac Wireless Network Adapter
      vendor: Qualcomm Atheros
      physical id: 0
      bus info: pci@0000:3a:00.0
      logical name: wlp58s0
      version: 32
      serial: 9c:b6:d0:13:19:c3
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
      configuration: broadcast=yes driver=ath10k_pci driverversion=4.15.0-43-generic firmware=WLAN.RM.4.4.1-00079-QCARMSWPZ-1 ip=10.217.4.55 latency=0 link=yes multicast=yes wireless=IEEE 802.11
      resources: irq:131 memory:dc000000-dc1fffff


      The only solution that I have found that consistently solves the problem is to close my laptop and let it go to sleep and then power it back on again.



      I have even checked whether it is a hardware issue by taking apart the laptop and making sure that the connections to the wifi chipset antenna don't disconnect when I open the laptop or move it around. Because of this I am fairly confident that it isn't a hardware problem.



      I am running Ubuntu 18.04 currently.



      I am at a loss for what the problem could be with my wifi. Any ideas are greatly appreciated.










      share|improve this question














      I am having a consistent problem with my laptop where when I put my computer to sleep and open the lid my wifi adapter disconnects. The adapter doesn't show up at all when I run the following:



      lspci | egrep -i --color 'network|ethernet'


      and when I try to restart the network manager using this:



      sudo service network-manager restart


      that does not help either.



      Here is the output that I get from checking how the kernel recognises my network card.



      $sudo lshw -class network

      *-network
      description: Wireless interface
      product: QCA6174 802.11ac Wireless Network Adapter
      vendor: Qualcomm Atheros
      physical id: 0
      bus info: pci@0000:3a:00.0
      logical name: wlp58s0
      version: 32
      serial: 9c:b6:d0:13:19:c3
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
      configuration: broadcast=yes driver=ath10k_pci driverversion=4.15.0-43-generic firmware=WLAN.RM.4.4.1-00079-QCARMSWPZ-1 ip=10.217.4.55 latency=0 link=yes multicast=yes wireless=IEEE 802.11
      resources: irq:131 memory:dc000000-dc1fffff


      The only solution that I have found that consistently solves the problem is to close my laptop and let it go to sleep and then power it back on again.



      I have even checked whether it is a hardware issue by taking apart the laptop and making sure that the connections to the wifi chipset antenna don't disconnect when I open the laptop or move it around. Because of this I am fairly confident that it isn't a hardware problem.



      I am running Ubuntu 18.04 currently.



      I am at a loss for what the problem could be with my wifi. Any ideas are greatly appreciated.







      networking wireless suspend adapter






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      asked Jan 23 at 23:18









      Nick PNick P

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