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power supply changes for the v6.3 series (part 2)

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- Fix DT binding for Richtek RT9467
 - Fix a NULL pointer check in the power-supply core
 - Document meaning of absent "present" property
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Merge tag 'for-v6.3-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull more power supply updates from Sebastian Reichel:

 - Fix DT binding for Richtek RT9467

 - Fix a NULL pointer check in the power-supply core

 - Document meaning of absent "present" property

* tag 'for-v6.3-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply:
  dt-bindings: power: supply: Revise Richtek RT9467 compatible name
  ABI: testing: sysfs-class-power: Document absence of "present" property
  power: supply: fix null pointer check order in __power_supply_register
This commit is contained in:
Linus Torvalds 2023-03-03 16:33:28 -08:00
parent 3162745aad 13af134bdc
commit 0988a0ea79
3 changed files with 8 additions and 7 deletions
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3
Documentation/ABI/testing/sysfs-class-power
View file

@ -437,7 +437,8 @@ What: /sys/class/power_supply/<supply_name>/present
Date: May 2007
Contact: linux-pm@vger.kernel.org
Description:
Reports whether a battery is present or not in the system.
Reports whether a battery is present or not in the system. If the
property does not exist, the battery is considered to be present.
Access: Read

6
Documentation/devicetree/bindings/power/supply/richtek,rt9467-charger.yaml → Documentation/devicetree/bindings/power/supply/richtek,rt9467.yaml
View file

@ -1,7 +1,7 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/supply/richtek,rt9467-charger.yaml#
$id: http://devicetree.org/schemas/power/supply/richtek,rt9467.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Richtek RT9467 Switching Battery Charger with Power Path Management
@ -25,7 +25,7 @@ description: |
properties:
compatible:
const: richtek,rt9467-charger
const: richtek,rt9467
reg:
maxItems: 1
@ -65,7 +65,7 @@ examples:
#size-cells = <0>;
charger@5b {
compatible = "richtek,rt9467-charger";
compatible = "richtek,rt9467";
reg = <0x5b>;
wakeup-source;
interrupts-extended = <&gpio_intc 32 IRQ_TYPE_LEVEL_LOW>;

6
drivers/power/supply/power_supply_core.c
View file

@ -1207,13 +1207,13 @@ __power_supply_register(struct device *parent,
struct power_supply *psy;
int rc;
if (!desc || !desc->name || !desc->properties || !desc->num_properties)
return ERR_PTR(-EINVAL);
if (!parent)
pr_warn("%s: Expected proper parent device for '%s'\n",
__func__, desc->name);
if (!desc || !desc->name || !desc->properties || !desc->num_properties)
return ERR_PTR(-EINVAL);
if (psy_has_property(desc, POWER_SUPPLY_PROP_USB_TYPE) &&
(!desc->usb_types || !desc->num_usb_types))
return ERR_PTR(-EINVAL);