linux-kernel - Re: [PATCH v2 16/22] mmc: tmio: fix never-detected card insertion bug

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Date:   Tue, 2 Jan 2018 18:13:21 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     linux-mmc@...r.kernel.org,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Simon Horman <simon.horman@...ronome.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Ulf Hansson <ulf.hansson@...aro.org>
Subject: Re: [PATCH v2 16/22] mmc: tmio: fix never-detected card insertion bug


> > The TMIO mmc cannot detect the card insertion in native_hotplug mode
> > if the driver is probed without a card inserted.
> 
> Hmm, it works for me without your patch just fine. Iam currently
> researching it...

It really doesn't work for you?

mmc_add_host -> mmc_start_host -> _mmc_detect_change ->
mmc_schedule_delayed_work -> mmc_rescan -> mmc_start_request


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