From: "Borah, Chaitanya Kumar" <chaitanya.kumar.borah@intel.com>
To: Steffen Dirkwinkel <lists@steffen.cc>,
Sebastian Reichel <sre@kernel.org>
Cc: <linux-pm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
"Steffen Dirkwinkel" <s.dirkwinkel@beckhoff.com>,
"intel-gfx@lists.freedesktop.org"
<intel-gfx@lists.freedesktop.org>,
"intel-xe@lists.freedesktop.org" <intel-xe@lists.freedesktop.org>,
<ravitejax.veesam@intel.com>
Subject: [REGRESSION]: [PATCH 1/2] power: supply: leds: create triggers based on properties, not type
Date: Fri, 24 Jul 2026 11:28:14 +0530 [thread overview]
Message-ID: <a95a2720-4092-4b49-bd9d-b700f1c2680d@intel.com> (raw)
In-Reply-To: <20260625-std-power-supply-triggers-v1-1-d80db570d329@beckhoff.com>
Hello Steffen,
On 6/25/2026 10:37 PM, Steffen Dirkwinkel wrote:
> From: Steffen Dirkwinkel <s.dirkwinkel@beckhoff.com>
>
> Currently only battery power supplies get triggers for other properties
> and other supplies only get the online trigger.
>
> This changes it to provide the triggers for any power supply depending
> on what properties are available. Batteries will still get the same
> triggers if the properties are there, but now other power supplies can
> get the triggers too.
>
This seems to be causing regression in our linux-next CI [1] since
next-20260722.
<6>[ 11.206334] ------------[ cut here ]------------
<4>[ 11.206341] WARNING: drivers/power/supply/power_supply_core.c:1384
at power_supply_has_property+0xed/0x100, CPU#2: (udev-worker)/324
...
<4>[ 11.206524] Call Trace:
<4>[ 11.206526] <TASK>
<4>[ 11.206532] power_supply_create_triggers+0x4b/0x150
<4>[ 11.206541] __power_supply_register.part.0+0x3b0/0x510
<4>[ 11.206547] ? __pfx_devm_power_supply_release+0x10/0x10
<4>[ 11.206560] devm_power_supply_register+0x75/0x100
<4>[ 11.206569] tps6598x_probe+0x34c/0x6c0 [tps6598x]
<4>[ 11.206592] i2c_device_probe+0x19c/0x3b0
<4>[ 11.206604] really_probe+0xf1/0x420
<4>[ 11.206612] __driver_probe_device+0xa2/0x1e0
<4>[ 11.206620] driver_probe_device+0x24/0xb0
<4>[ 11.206627] __driver_attach+0x110/0x240
<4>[ 11.206632] ? __pfx___driver_attach+0x10/0x10
<4>[ 11.206638] bus_for_each_dev+0x7f/0xe0
...
Detailed log can be seen found in [2].
We confirmed that reverting the patch solves the issue.
Could you please check why the patch causes this regression and provide
a fix if necessary?
Regards
Chaitanya
[1] https://intel-gfx-ci.01.org/tree/linux-next/combined-alt.html?
[2]
https://intel-gfx-ci.01.org/tree/linux-next/next-20260722/fi-kbl-8809g/boot0.txt
--Bisect Logs--
git bisect start
# status: waiting for both good and bad commits
# good: [842870cdfa33b9191b46484a3264bd5126a90570] net: Enable BIG TCP
with partial GSO
git bisect good 842870cdfa33b9191b46484a3264bd5126a90570
# status: waiting for bad commit, 1 good commit known
# bad: [b4515cf4156356e8f4fe6e0fdc17f59adab9772f] Add linux-next
specific files for 20260722
git bisect bad b4515cf4156356e8f4fe6e0fdc17f59adab9772f
# good: [ce3befa9786f3e9eb3990cb6f6b497710bd10ec5] Merge branch 'master'
of
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git
git bisect good ce3befa9786f3e9eb3990cb6f6b497710bd10ec5
# good: [efac7c4cbbafdd21f9866476e3f4e5e5bfae8912] Merge branch
'for-next' of
https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git
git bisect good efac7c4cbbafdd21f9866476e3f4e5e5bfae8912
# bad: [a91e6d5412453d44dc4d59d62d3ce50b53122ad8] Merge branch
'usb-next' of https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
git bisect bad a91e6d5412453d44dc4d59d62d3ce50b53122ad8
# bad: [b828bb5abe65b8b73fcd49d3c92cdd3af45bfe6f] Merge branch
'kexec-next' of
https://git.kernel.org/pub/scm/linux/kernel/git/liveupdate/linux.git
git bisect bad b828bb5abe65b8b73fcd49d3c92cdd3af45bfe6f
# bad: [8a3f0f5b2aadc94d6300cfdd8daf3971decc1961] Merge branch
'for-next' of
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git
git bisect bad 8a3f0f5b2aadc94d6300cfdd8daf3971decc1961
# bad: [5e64a0d36112c45c8ae0c6903ce2b1b49bea04dd] Merge branch
'for-next' of
https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply.git
git bisect bad 5e64a0d36112c45c8ae0c6903ce2b1b49bea04dd
# good: [db30c3e3e3c247b0b1e73449b7ead5dd19044c26] Merge branch
'for-mfd-next' of
https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git
git bisect good db30c3e3e3c247b0b1e73449b7ead5dd19044c26
# good: [406b652bf9c47d6e784fd2ab723e6798d322ef47] power: supply:
rt9455_charger: Remove redundant dev_err()/dev_err_probe()
git bisect good 406b652bf9c47d6e784fd2ab723e6798d322ef47
# good: [5ec27fa6b9d937188a81724f09df82707cca944e] selftests: helpers:
handle multi line in test_sysfs_prop_optional_list
git bisect good 5ec27fa6b9d937188a81724f09df82707cca944e
# bad: [353438b3107d56e36a642f117c2b4accc963abbd] dt-bindings: power:
supply: maxim,max8903: add DC and USB input current-limit controls
git bisect bad 353438b3107d56e36a642f117c2b4accc963abbd
# bad: [741a9b09775517c76a5029c58a03725b414d7e20] dt-bindings: power:
reset: qcom,pon: Narrow allowed reboot modes
git bisect bad 741a9b09775517c76a5029c58a03725b414d7e20
# good: [f97d9166048ddea147b5673330f9900bf08c725d] power: supply:
sbs-battery: Add PbAc, NiZn, RAM, and ZnAr support
git bisect good f97d9166048ddea147b5673330f9900bf08c725d
# bad: [b04510c3af6dd34b2e8dcf303114d77d5e443cac] power: supply: leds:
create triggers based on properties, not type
git bisect bad b04510c3af6dd34b2e8dcf303114d77d5e443cac
# first bad commit: [b04510c3af6dd34b2e8dcf303114d77d5e443cac] power:
supply: leds: create triggers based on properties, not type
> Signed-off-by: Steffen Dirkwinkel <s.dirkwinkel@beckhoff.com>
> ---
> drivers/power/supply/power_supply_leds.c | 88 ++++++++++++++++----------------
> include/linux/power_supply.h | 3 +-
> 2 files changed, 45 insertions(+), 46 deletions(-)
>
> diff --git a/drivers/power/supply/power_supply_leds.c b/drivers/power/supply/power_supply_leds.c
> index 1548aaba3362..538cc0440e53 100644
> --- a/drivers/power/supply/power_supply_leds.c
> +++ b/drivers/power/supply/power_supply_leds.c
> @@ -17,8 +17,6 @@
>
> #include "power_supply.h"
>
> -/* Battery specific LEDs triggers. */
> -
> struct power_supply_led_trigger {
> struct led_trigger trig;
> struct power_supply *psy;
> @@ -89,7 +87,7 @@ static void power_supply_unregister_led_trigger(struct led_trigger *trig)
> kfree(psy_trig);
> }
>
> -static void power_supply_update_bat_leds(struct power_supply *psy)
> +static void power_supply_update_status_leds(struct power_supply *psy)
> {
> union power_supply_propval status;
> unsigned int intensity_green[3] = { 0, 255, 0 };
> @@ -102,7 +100,7 @@ static void power_supply_update_bat_leds(struct power_supply *psy)
>
> switch (status.intval) {
> case POWER_SUPPLY_STATUS_FULL:
> - led_trigger_event(psy->trig, LED_FULL);
> + led_trigger_event(psy->charging_or_full_trig, LED_FULL);
> led_trigger_event(psy->charging_trig, LED_OFF);
> led_trigger_event(psy->full_trig, LED_FULL);
> /* Going from blink to LED on requires a LED_OFF event to stop blink */
> @@ -114,7 +112,7 @@ static void power_supply_update_bat_leds(struct power_supply *psy)
> LED_FULL);
> break;
> case POWER_SUPPLY_STATUS_CHARGING:
> - led_trigger_event(psy->trig, LED_FULL);
> + led_trigger_event(psy->charging_or_full_trig, LED_FULL);
> led_trigger_event(psy->charging_trig, LED_FULL);
> led_trigger_event(psy->full_trig, LED_OFF);
> led_trigger_blink(psy->charging_blink_full_solid_trig, 0, 0);
> @@ -124,7 +122,7 @@ static void power_supply_update_bat_leds(struct power_supply *psy)
> LED_FULL);
> break;
> default:
> - led_trigger_event(psy->trig, LED_OFF);
> + led_trigger_event(psy->charging_or_full_trig, LED_OFF);
> led_trigger_event(psy->charging_trig, LED_OFF);
> led_trigger_event(psy->full_trig, LED_OFF);
> led_trigger_event(psy->charging_blink_full_solid_trig,
> @@ -135,21 +133,15 @@ static void power_supply_update_bat_leds(struct power_supply *psy)
> }
> }
>
> -static void power_supply_remove_bat_triggers(struct power_supply *psy)
> -{
> - power_supply_unregister_led_trigger(psy->trig);
> - power_supply_unregister_led_trigger(psy->charging_trig);
> - power_supply_unregister_led_trigger(psy->full_trig);
> - power_supply_unregister_led_trigger(psy->charging_blink_full_solid_trig);
> - power_supply_unregister_led_trigger(psy->charging_orange_full_green_trig);
> -}
> -
> -static int power_supply_create_bat_triggers(struct power_supply *psy)
> +static int power_supply_create_status_triggers(struct power_supply *psy)
> {
> int err = 0;
>
> + if (!power_supply_has_property(psy, POWER_SUPPLY_PROP_STATUS))
> + return 0;
> +
> power_supply_register_led_trigger(psy, "%s-charging-or-full",
> - &psy->trig, &err);
> + &psy->charging_or_full_trig, &err);
> power_supply_register_led_trigger(psy, "%s-charging",
> &psy->charging_trig, &err);
> power_supply_register_led_trigger(psy, "%s-full",
> @@ -158,15 +150,11 @@ static int power_supply_create_bat_triggers(struct power_supply *psy)
> &psy->charging_blink_full_solid_trig, &err);
> power_supply_register_led_trigger(psy, "%s-charging-orange-full-green",
> &psy->charging_orange_full_green_trig, &err);
> - if (err)
> - power_supply_remove_bat_triggers(psy);
>
> return err;
> }
>
> -/* Generated power specific LEDs triggers. */
> -
> -static void power_supply_update_gen_leds(struct power_supply *psy)
> +static void power_supply_update_online_leds(struct power_supply *psy)
> {
> union power_supply_propval online;
>
> @@ -175,43 +163,53 @@ static void power_supply_update_gen_leds(struct power_supply *psy)
>
> dev_dbg(&psy->dev, "%s %d\n", __func__, online.intval);
>
> - if (online.intval)
> - led_trigger_event(psy->trig, LED_FULL);
> - else
> - led_trigger_event(psy->trig, LED_OFF);
> + led_trigger_event(psy->online_trig, online.intval ? LED_FULL : LED_OFF);
> }
>
> -static int power_supply_create_gen_triggers(struct power_supply *psy)
> +static int power_supply_create_online_trigger(struct power_supply *psy)
> {
> - return power_supply_register_led_trigger(psy, "%s-online", &psy->trig, NULL);
> -}
> + int err = 0;
>
> -static void power_supply_remove_gen_triggers(struct power_supply *psy)
> -{
> - power_supply_unregister_led_trigger(psy->trig);
> -}
> + if (!power_supply_has_property(psy, POWER_SUPPLY_PROP_ONLINE))
> + return 0;
>
> -/* Choice what triggers to create&update. */
> + power_supply_register_led_trigger(psy, "%s-online", &psy->online_trig,
> + &err);
> +
> + return err;
> +}
>
> void power_supply_update_leds(struct power_supply *psy)
> {
> - if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY)
> - power_supply_update_bat_leds(psy);
> - else
> - power_supply_update_gen_leds(psy);
> + power_supply_update_online_leds(psy);
> + power_supply_update_status_leds(psy);
> }
>
> int power_supply_create_triggers(struct power_supply *psy)
> {
> - if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY)
> - return power_supply_create_bat_triggers(psy);
> - return power_supply_create_gen_triggers(psy);
> + int err;
> +
> + err = power_supply_create_online_trigger(psy);
> + if (err)
> + goto err_remove;
> +
> + err = power_supply_create_status_triggers(psy);
> + if (err)
> + goto err_remove;
> +
> + return 0;
> +
> +err_remove:
> + power_supply_remove_triggers(psy);
> + return err;
> }
>
> void power_supply_remove_triggers(struct power_supply *psy)
> {
> - if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY)
> - power_supply_remove_bat_triggers(psy);
> - else
> - power_supply_remove_gen_triggers(psy);
> + power_supply_unregister_led_trigger(psy->online_trig);
> + power_supply_unregister_led_trigger(psy->charging_or_full_trig);
> + power_supply_unregister_led_trigger(psy->charging_trig);
> + power_supply_unregister_led_trigger(psy->full_trig);
> + power_supply_unregister_led_trigger(psy->charging_blink_full_solid_trig);
> + power_supply_unregister_led_trigger(psy->charging_orange_full_green_trig);
> }
> diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
> index 7a5e4c3242a0..68b65682b14d 100644
> --- a/include/linux/power_supply.h
> +++ b/include/linux/power_supply.h
> @@ -346,7 +346,8 @@ struct power_supply {
> #endif
>
> #ifdef CONFIG_LEDS_TRIGGERS
> - struct led_trigger *trig;
> + struct led_trigger *charging_or_full_trig;
> + struct led_trigger *online_trig;
> struct led_trigger *charging_trig;
> struct led_trigger *full_trig;
> struct led_trigger *charging_blink_full_solid_trig;
>
next prev parent reply other threads:[~2026-07-24 5:58 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-25 17:07 [PATCH 0/2] power: supply: leds: add triggers for non battery type Steffen Dirkwinkel
2026-06-25 17:07 ` [PATCH 1/2] power: supply: leds: create triggers based on properties, not type Steffen Dirkwinkel
2026-07-24 5:58 ` Borah, Chaitanya Kumar [this message]
2026-07-24 7:33 ` [REGRESSION]: " Steffen Dirkwinkel
2026-07-24 10:13 ` Borah, Chaitanya Kumar
2026-06-25 17:07 ` [PATCH 2/2] power: supply: leds: add a not-charging trigger Steffen Dirkwinkel
2026-07-20 22:23 ` Sebastian Reichel
2026-07-21 6:56 ` Steffen Dirkwinkel
2026-07-25 2:40 ` Sebastian Reichel
2026-07-20 22:23 ` (subset) [PATCH 0/2] power: supply: leds: add triggers for non battery type Sebastian Reichel
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=a95a2720-4092-4b49-bd9d-b700f1c2680d@intel.com \
--to=chaitanya.kumar.borah@intel.com \
--cc=intel-gfx@lists.freedesktop.org \
--cc=intel-xe@lists.freedesktop.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=lists@steffen.cc \
--cc=ravitejax.veesam@intel.com \
--cc=s.dirkwinkel@beckhoff.com \
--cc=sre@kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.