Re: [regression v6.12.30..v6.12.32] mmc1: mmc_select_hs400 failed, error -110 / boot regression on Lenovo IdeaPad 1 15ADA7

[Jeremy Lincicome <w0jrl1@gmail.com>]

On 6/24/25 21:40, Salvatore Bonaccorso wrote:
> Hi,
>
> On Tue, Jun 24, 2025 at 11:26:41AM +0300, Adrian Hunter wrote:
>> On 23/06/2025 12:13, Shawn Lin wrote:
>>> + Jonathan Liu
>>>
>>> 在 2025/06/21 星期六 4:21, Salvatore Bonaccorso 写道:
>>>> On Fri, Jun 20, 2025 at 09:20:41PM +0200, Salvatore Bonaccorso wrote:
>>>>> Hi
>>>>>
>>>>> In Debian we got a regression report booting on a Lenovo IdeaPad 1
>>>>> 15ADA7 dropping finally into the initramfs shell after updating from
>>>>> 6.12.30 to 6.12.32 with messages before dropping into the intiramfs
>>>>> shell:
>>>>>
>>>>> mmc1: mmc_select_hs400 failed, error -110
>>>>> mmc1: error -110 whilst initialising MMC card
>>>>>
>>>>> The original report is at https://bugs.debian.org/1107979 and the
>>>>> reporter tested as well kernel up to 6.15.3 which still fails to boot.
>>>>>
>>>>> Another similar report landed with after the same version update as
>>>>> https://bugs.debian.org/1107979 .
>>>>>
>>>>> I only see three commits touching drivers/mmc between
>>>>> 6.12.30..6.12.32:
>>>>>
>>>>> 28306c58daf8 ("mmc: sdhci: Disable SD card clock before changing parameters")
>>>>> 38828e0dc771 ("mmc: dw_mmc: add exynos7870 DW MMC support")
>>>>> 67bb2175095e ("mmc: host: Wait for Vdd to settle on card power off")
>>>>>
>>>>> I have found a potential similar issue reported in ArchLinux at
>>>>> https://bbs.archlinux.org/viewtopic.php?id=306024
>>>>>
>>>>> I have asked if we can get more information out of the boot, but maybe
>>>>> this regression report already rings  bell for you?
>>> Jonathan reported a similar failure regarding to hs400 on RK3399
>>> platform.
>>> https://lkml.org/lkml/2025/6/19/145
>>>
>>> Maybe you could try to revert :
>>> 28306c58daf8 ("mmc: sdhci: Disable SD card clock before changing parameters")
>> Given the number of other reports, probably best to revert
>> anyway.
> FTR, Jeremy Lincicome confirmed that reverting the commit fixes the
> issue for him as reported in Debian bug #1108065.

I confirm that reverting the commit fixes

Debian bug #1108065.

Tested-by: Jeremy Lincicome<w0jrl1@gmail.com>