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I tried to downgrade rtl8821c, still No gpio to reset Realtek device, is this a kernel bug? (No power saving package was installed)
Edit: Reported https://bugzilla.kernel.org/show_bug.cgi?id=214823
~ > sudo dmesg | grep 'Bluetooth: hci'
[sudo] password for nellowly:
[ 32.269597] Bluetooth: hci0: RTL: examining hci_ver=08 hci_rev=000c lmp_ver=08 lmp_subver=8821
[ 32.272590] Bluetooth: hci0: RTL: rom_version status=0 version=1
[ 32.272595] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_fw.bin
[ 32.272611] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_config.bin
[ 32.272626] Bluetooth: hci0: RTL: cfg_sz 10, total sz 21678
[ 32.858653] Bluetooth: hci0: RTL: fw version 0x826ca99e
[11324.989363] Bluetooth: hci0: command 0x2005 tx timeout
[11327.038375] Bluetooth: hci0: command 0x200b tx timeout
[11329.085367] Bluetooth: hci0: command 0x200c tx timeout
[11331.133356] Bluetooth: hci0: command 0x0401 tx timeout
[11337.968450] Bluetooth: hci0: link tx timeout
[11337.968455] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11340.030351] Bluetooth: hci0: command 0x041f tx timeout
[11340.030362] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[11342.078353] Bluetooth: hci0: command 0x0406 tx timeout
[11342.078362] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[11348.001581] Bluetooth: hci0: link tx timeout
[11348.001591] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11348.003695] Bluetooth: hci0: link tx timeout
[11348.003703] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11348.004799] Bluetooth: hci0: link tx timeout
[11348.004807] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11348.017537] Bluetooth: hci0: link tx timeout
[11348.017545] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11349.001714] Bluetooth: hci0: link tx timeout
[11349.001719] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11350.077371] Bluetooth: hci0: command 0x0c24 tx timeout
[11350.077383] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[11352.125366] Bluetooth: hci0: command 0x0c52 tx timeout
[11352.125371] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[11354.173357] Bluetooth: hci0: command 0x0405 tx timeout
[11354.173365] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[11356.221372] Bluetooth: hci0: command 0x0408 tx timeout
[11356.221377] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[11370.557366] Bluetooth: hci0: link tx timeout
[11370.557376] Bluetooth: hci0: killing stalled connection 94:db:56:17:9e:c2
[11372.605355] Bluetooth: hci0: command 0x0408 tx timeout
[11372.605359] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[12701.885371] Bluetooth: hci0: Timed out waiting for suspend events
[12701.885380] Bluetooth: hci0: Suspend timeout bit: 6
[12701.885388] Bluetooth: hci0: command 0x0408 tx timeout
[12701.885394] Bluetooth: hci0: No gpio to reset Realtek device, ignoring
[12701.885406] Bluetooth: hci0: Suspend notifier action (3) failed: -110
Dbus monitor when suspend and resume:
~ > sudo dbus-monitor --system path=/org/bluez/hci0 INT 16s
[sudo] password for nellowly:
signal time=1635159394.932119 sender=org.freedesktop.DBus -> destination=:1.131 serial=2 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=NameAcquired
string ":1.131"
signal time=1635159394.932145 sender=org.freedesktop.DBus -> destination=:1.131 serial=4 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=NameLost
string ":1.131"
signal time=1635159409.493264 sender=:1.8 -> destination=(null destination) serial=1096 path=/org/bluez/hci0; interface=org.freedesktop.DBus.Properties; member=PropertiesChanged
string "org.bluez.Adapter1"
array [
dict entry(
string "Class"
variant uint32 0
)
dict entry(
string "Powered"
variant boolean false
)
dict entry(
string "Discovering"
variant boolean false
)
]
array [
]
method call time=1635159410.268993 sender=:1.88 -> destination=org.bluez serial=153 path=/org/bluez/hci0; interface=org.bluez.Media1; member=RegisterApplication
object path "/MediaEndpoint"
array [
]
signal time=1635159410.302441 sender=:1.8 -> destination=(null destination) serial=1138 path=/org/bluez/hci0; interface=org.freedesktop.DBus.Properties; member=PropertiesChanged
string "org.bluez.Adapter1"
array [
dict entry(
string "Powered"
variant boolean true
)
]
array [
]
signal time=1635159410.307729 sender=:1.8 -> destination=(null destination) serial=1158 path=/org/bluez/hci0; interface=org.freedesktop.DBus.Properties; member=PropertiesChanged
string "org.bluez.Adapter1"
array [
dict entry(
string "Alias"
variant string "arch"
)
]
array [
]
signal time=1635159410.309793 sender=:1.8 -> destination=(null destination) serial=1159 path=/org/bluez/hci0; interface=org.freedesktop.DBus.Properties; member=PropertiesChanged
string "org.bluez.Adapter1"
array [
dict entry(
string "Class"
variant uint32 268
)
]
array [
]
signal time=1635159410.312793 sender=:1.8 -> destination=(null destination) serial=1160 path=/org/bluez/hci0; interface=org.freedesktop.DBus.Properties; member=PropertiesChanged
string "org.bluez.Adapter1"
array [
dict entry(
string "UUIDs"
variant array [
string "0000110e-0000-1000-8000-00805f9b34fb"
string "0000111f-0000-1000-8000-00805f9b34fb"
string "00001200-0000-1000-8000-00805f9b34fb"
string "0000110b-0000-1000-8000-00805f9b34fb"
string "00001108-0000-1000-8000-00805f9b34fb"
string "0000110c-0000-1000-8000-00805f9b34fb"
string "00001800-0000-1000-8000-00805f9b34fb"
string "0000110a-0000-1000-8000-00805f9b34fb"
string "00001801-0000-1000-8000-00805f9b34fb"
string "0000180a-0000-1000-8000-00805f9b34fb"
]
)
]
array [
]
The adapter is working again:
[27191.324381] Bluetooth: hci0: RTL: examining hci_ver=08 hci_rev=000c lmp_ver=08 lmp_subver=8821
[27191.326302] Bluetooth: hci0: RTL: rom_version status=0 version=1
[27191.326309] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_fw.bin
[27191.326340] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_config.bin
[27191.326354] Bluetooth: hci0: RTL: cfg_sz 6, total sz 25126
[27191.951381] Bluetooth: hci0: RTL: fw version 0x827bee9e
Last edited by nellowly (2021-10-29 08:53:47)
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Take a look at this, answer, it may help you https://unix.stackexchange.com/a/738371/117844
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drFreitas, please do not necrobump.
Closing.
How to post. A sincere effort to use modest and proper language and grammar is a sign of respect toward the community.
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