Re: [PATCH] power: supply: qcom_battmgr: Register the power supplies after PDR is up

From: Konrad Dybcio
Date: Wed Jan 03 2024 - 07:32:46 EST


On 3.01.2024 13:32, Konrad Dybcio wrote:
> Commit b43f7ddc2b7a ("power: supply: qcom_battmgr: Register the power
> supplies after PDR is up") moved the devm_power_supply_register() calls
> so that the power supply devices are not registered before we go through
> the entire initialization sequence (power up the ADSP remote processor,
> wait for it to come online, coordinate with userspace..).
>
> Some firmware versions (e.g. on SM8550) seem to leave battmgr at least
> partly initialized when exiting the bootloader and loading Linux. Check
> if the power supply devices are registered before consuming the battmgr
> notifications.
>
> Fixes: b43f7ddc2b7a ("power: supply: qcom_battmgr: Register the power supplies after PDR is up")
> Reported-by: Xilin Wu <wuxilin123@xxxxxxxxx>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
> ---
Please ignore, I didn't update the commit title.

Konrad