From: Paul Menzel <pmenzel@molgen.mpg.de>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Marcel Holtmann <marcel@holtmann.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org, linux-pm@vger.kernel.org,
Hans de Goede <hdegoede@redhat.com>, Mike Jones <mike@mjones.io>
Subject: Re: Qualcomm Atheros QCA61x4 keeps drawing 0.85 W despite Bluetooth being disable in GNOME
Date: Mon, 20 Nov 2023 08:52:19 +0100 [thread overview]
Message-ID: <de236c7d-e265-452a-a60e-b10293a5b944@molgen.mpg.de> (raw)
In-Reply-To: <d61ae9a8-2228-4af1-a5f0-912e7763fbd1@rowland.harvard.edu>
Dear Alan,
Than you again for your quick reply.
Am 20.11.23 um 03:26 schrieb Alan Stern:
> On Sun, Nov 19, 2023 at 11:09:32PM +0100, Paul Menzel wrote:
>> $ sudo modprobe btusb
>
>> $ grep . /sys/bus/usb/devices/1-3/power/*
>> /sys/bus/usb/devices/1-3/power/active_duration:119053224
>> /sys/bus/usb/devices/1-3/power/async:enabled
>> /sys/bus/usb/devices/1-3/power/autosuspend:2
>> /sys/bus/usb/devices/1-3/power/autosuspend_delay_ms:2000
>> /sys/bus/usb/devices/1-3/power/connected_duration:148065372
>> /sys/bus/usb/devices/1-3/power/control:auto
>> /sys/bus/usb/devices/1-3/power/level:auto
>> /sys/bus/usb/devices/1-3/power/persist:1
>> /sys/bus/usb/devices/1-3/power/runtime_active_kids:0
>> /sys/bus/usb/devices/1-3/power/runtime_active_time:119060567
>> /sys/bus/usb/devices/1-3/power/runtime_enabled:enabled
>> /sys/bus/usb/devices/1-3/power/runtime_status:active
>> /sys/bus/usb/devices/1-3/power/runtime_suspended_time:28831453
>> /sys/bus/usb/devices/1-3/power/runtime_usage:0
>> /sys/bus/usb/devices/1-3/power/wakeup:disabled
>> ```
>
> Hmmm. It's not immediately clear why the device isn't being suspended.
> The btusb driver does support autosuspend.
>
> Can you also post the output from
>
> grep . /sys/bus/usb/devices/1-3:*/power/*
>
> with the driver module loaded? I should have asked for it before.
```
$ sudo modprobe btusb
$ sudo dmesg | tail -9
[319747.390712] r8152 4-1.2:1.0 enx18dbf22dccf3: carrier on
[320256.946094] bluetooth hci0: firmware: direct-loading firmware
qca/rampatch_usb_00000302.bin
[320256.949333] Bluetooth: hci0: using rampatch file:
qca/rampatch_usb_00000302.bin
[320256.949349] Bluetooth: hci0: QCA: patch rome 0x302 build 0x3e8,
firmware rome 0x302 build 0x111
[320256.949643] usbcore: registered new interface driver btusb
[320257.308935] bluetooth hci0: firmware: direct-loading firmware
qca/nvm_usb_00000302.bin
[320257.309043] Bluetooth: hci0: using NVM file: qca/nvm_usb_00000302.bin
[320257.336220] Bluetooth: hci0: HCI Enhanced Setup Synchronous
Connection command is advertised, but not supported.
[320257.638188] Bluetooth: MGMT ver 1.22
$ /sbin/rfkill
ID TYPE DEVICE SOFT HARD
1 wlan phy0 blocked unblocked
28 bluetooth hci0 blocked unblocked
$ grep . /sys/bus/usb/devices/1-3:*/power/*
/sys/bus/usb/devices/1-3:1.0/power/async:enabled
/sys/bus/usb/devices/1-3:1.0/power/runtime_active_kids:0
/sys/bus/usb/devices/1-3:1.0/power/runtime_enabled:enabled
/sys/bus/usb/devices/1-3:1.0/power/runtime_status:suspended
/sys/bus/usb/devices/1-3:1.0/power/runtime_usage:0
/sys/bus/usb/devices/1-3:1.1/power/async:enabled
/sys/bus/usb/devices/1-3:1.1/power/runtime_active_kids:0
/sys/bus/usb/devices/1-3:1.1/power/runtime_enabled:enabled
/sys/bus/usb/devices/1-3:1.1/power/runtime_status:suspended
/sys/bus/usb/devices/1-3:1.1/power/runtime_usage:0
```
For completeness:
```
$ grep . /sys/bus/usb/devices/1-3/power/*
/sys/bus/usb/devices/1-3/power/active_duration:120462288
/sys/bus/usb/devices/1-3/power/async:enabled
/sys/bus/usb/devices/1-3/power/autosuspend:2
/sys/bus/usb/devices/1-3/power/autosuspend_delay_ms:2000
/sys/bus/usb/devices/1-3/power/connected_duration:155617216
/sys/bus/usb/devices/1-3/power/control:auto
/sys/bus/usb/devices/1-3/power/level:auto
/sys/bus/usb/devices/1-3/power/persist:1
/sys/bus/usb/devices/1-3/power/runtime_active_kids:0
/sys/bus/usb/devices/1-3/power/runtime_active_time:120468920
/sys/bus/usb/devices/1-3/power/runtime_enabled:enabled
/sys/bus/usb/devices/1-3/power/runtime_status:active
/sys/bus/usb/devices/1-3/power/runtime_suspended_time:34969407
/sys/bus/usb/devices/1-3/power/runtime_usage:0
/sys/bus/usb/devices/1-3/power/wakeup:disabled
```
>> ```
>> $ sudo modprobe -r btusb
>> $ sudo dmesg | tail -1
>> [314106.155163] usbcore: deregistering interface driver btusb
>> $ grep . /sys/bus/usb/devices/1-3/power/*
>> /sys/bus/usb/devices/1-3/power/active_duration:119072176
>> /sys/bus/usb/devices/1-3/power/async:enabled
>> /sys/bus/usb/devices/1-3/power/autosuspend:2
>> /sys/bus/usb/devices/1-3/power/autosuspend_delay_ms:2000
>> /sys/bus/usb/devices/1-3/power/connected_duration:148320980
>> /sys/bus/usb/devices/1-3/power/control:auto
>> /sys/bus/usb/devices/1-3/power/level:auto
>> /sys/bus/usb/devices/1-3/power/persist:1
>> /sys/bus/usb/devices/1-3/power/runtime_active_kids:0
>> /sys/bus/usb/devices/1-3/power/runtime_active_time:119079518
>> /sys/bus/usb/devices/1-3/power/runtime_enabled:enabled
>> /sys/bus/usb/devices/1-3/power/runtime_status:suspended
>> /sys/bus/usb/devices/1-3/power/runtime_suspended_time:29068110
>> /sys/bus/usb/devices/1-3/power/runtime_usage:0
>> /sys/bus/usb/devices/1-3/power/wakeup:disabled
>> ```
>
> Okay, and here we see that without the driver, the device does get
> suspended.
Indeed. Thank you for pointing at `runtime_status:suspended` compared to
`runtime_status:active`.
Kind regards,
Paul
next prev parent reply other threads:[~2023-11-20 7:52 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-19 13:40 Qulcomm Atheros QCA61x4 keeps drawing 0.85 W despite Bluetooth being disable in GNOME Paul Menzel
2023-11-19 13:42 ` Qualcomm " Paul Menzel
2023-11-19 15:43 ` Alan Stern
2023-11-19 22:09 ` Paul Menzel
2023-11-20 2:26 ` Alan Stern
2023-11-20 7:52 ` Paul Menzel [this message]
2023-11-20 18:10 ` Alan Stern
2023-11-20 22:05 ` Paul Menzel
2023-11-21 16:23 ` Alan Stern
2023-11-21 17:12 ` Paul Menzel
2023-11-21 17:40 ` Alan Stern
2023-11-21 20:02 ` Paul Menzel
2023-11-19 14:35 ` Qulcomm " Greg KH
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=de236c7d-e265-452a-a60e-b10293a5b944@molgen.mpg.de \
--to=pmenzel@molgen.mpg.de \
--cc=hdegoede@redhat.com \
--cc=johan.hedberg@gmail.com \
--cc=linux-bluetooth@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=luiz.dentz@gmail.com \
--cc=marcel@holtmann.org \
--cc=mike@mjones.io \
--cc=stern@rowland.harvard.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox