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From:   Patrick Thompson <ptf@google.com>
Date:   Fri, 28 Oct 2022 10:11:19 -0400
Message-ID: <CAJs+hrFTfpJ6X3Q4QGzjEZmeGxP9xaG-M-VTnBgm2fu8giUB8Q@mail.gmail.com>
Subject: Re: mmc: sdhci-pci-core: Disable ES for ASUS BIOS on Jasper Lake
To:     Slade Watkins <srw@sladewatkins.net>
Cc:     Andrea Baldoni <erm25d019@ermione.com>,
        linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
        linux-mmc@vger.kernel.org
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Hello,

Thank you Slade for sharing the v3 link with Andrea. The v1 patch had
a mistake in it, hopefully the v3 works for you, let me know if you
run into any issues.

Best,
Patrick

On Sat, Oct 22, 2022 at 10:09 PM Slade Watkins <srw@sladewatkins.net> wrote:
>
> On Sat, Oct 22, 2022 at 8:36 PM Andrea Baldoni <erm25d019@ermione.com> wrote:
> >
> > Hello.
> > I am not subscribed to the list so please CC to my address.
> >
> > I recently bought a new ASUS Laptop E210KA-GJ059WS with
> >
> > 00:1a.0 SD Host controller: Intel Corporation Device 4dc4 (rev 01) (prog-if 01)
> >         Subsystem: ASUSTeK Computer Inc. Device 1842
> >         Flags: bus master, fast devsel, latency 0, IRQ 16, IOMMU group 7
> >         Memory at 6001129000 (64-bit, non-prefetchable) [size=4K]
> >         Capabilities: [80] Power Management version 3
> >         Capabilities: [90] Vendor Specific Information: Len=14 <?>
> >         Kernel driver in use: sdhci-pci
> >
> > I tried to install Linux (vanilla kernel 5.19.4) and found that the internal
> > 128GB eMMC SSD was unuseable, unable to make a filesystem on it, dmesg shown
> >
> > mmc0: running CQE recovery
> > and
> > mmc0: cqhci: timeout for tag 0
> > followed by register dump
> >
> > (unfortunately I don't have the exact log now).
> >
> > I found the patch to drivers/mmc/host/sdhci-pci-core.c posted by
> > Patrick Thompson date Thu, 13 Oct 2022 17:00:17 -0400, and applied it,
> > but the only way to make the eMMC work was to disable
> > CQE in its entirety by commenting
>
> This one I assume?[1]
>
> >
> > slot->host->mmc->caps2 |= MMC_CAP2_CQE;
> > and
> > slot->host->mmc->caps2 |= MMC_CAP2_CQE_DCMD;
> >
> > If someone would like me to do any targeted test to be able to solve the
> > issue better, I will be happy to do it.
> >
> > At the moment I am also searching how to get the touchpad to work, I would
> > appreciate any hint and/or a contact with someone who has experience on
> > this.
> >
> > I think the relevant device should be this one, but it doesn't show in
> > /proc/bus/input/devices.
> >
> > P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:6c/ASUE1409:00
> > E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:6c/ASUE1409:00
> > E: ID_VENDOR_FROM_DATABASE=Asuscom Network Inc
> > E: MODALIAS=acpi:ASUE1409:PNP0C50:
> > E: SUBSYSTEM=acpi
> > E: USEC_INITIALIZED=10378637
> >
> > Thank you.
> >
> > Best regards,
> > Andrea Baldoni
>
> Also looping in +acpi and mmc lists, +Patrick Thompson here.
>
> [1] https://lore.kernel.org/linux-mmc/20221013210017.3751025-1-ptf@google.com/
>
> Best,
> -srw