linux-kernel - Re: [PATCH v2] platform/chrome: cros_ec_lightbar: Check if ec supports suspend commands

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Message-ID: <aQQUirAugpRHYJ_H@google.com>
Date: Fri, 31 Oct 2025 01:44:42 +0000
From: Tzung-Bi Shih <tzungbi@...nel.org>
To: Brady Norander <bradynorander@...il.com>
Cc: chrome-platform@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Benson Leung <bleung@...omium.org>,
	Guenter Roeck <groeck@...omium.org>
Subject: Re: [PATCH v2] platform/chrome: cros_ec_lightbar: Check if ec
 supports suspend commands

On Thu, Oct 30, 2025 at 03:59:11PM -0400, Brady Norander wrote:
> The Chromebook Pixel 2013 (Link)'s ec does not support the lightbar manual suspend commands.
> As a result, attempting to suspend the device fails and prints the following error:
> 
>     cros-ec-lightbar cros-ec-lightbar.3.auto: PM: dpm_run_callback(): platform_pm_suspend returns -22
>     cros-ec-lightbar cros-ec-lightbar.3.auto: PM: failed to suspend: error -22
>     PM: Some devices failed to suspend, or early wake event detected
> 
> [...]

Applied to

    https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git for-next

[1/1] platform/chrome: cros_ec_lightbar: Check if ec supports suspend commands
      commit: c862381bd03ad4d999e0f1b3f8d1119ed7aa2e96

Thanks!