From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Konrad Dybcio <konradybcio@kernel.org>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Bjorn Andersson <andersson@kernel.org>,
Marijn Suijten <marijn.suijten@somainline.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
Konrad Dybcio <konrad.dybcio@linaro.org>
Subject: Re: [PATCH v2] usb: typec: fsa4480: Check if the chip is really there
Date: Sat, 27 Jul 2024 07:04:55 +0200 [thread overview]
Message-ID: <2024072734-scenic-unwilling-71ea@gregkh> (raw)
In-Reply-To: <30b6e9eb-a6f5-4238-93fe-4d8a19b31590@kernel.org>
On Fri, Jul 26, 2024 at 03:52:22PM +0200, Konrad Dybcio wrote:
>
>
> On 26.07.2024 3:12 PM, Greg Kroah-Hartman wrote:
> > On Fri, Jul 26, 2024 at 01:43:30PM +0200, Konrad Dybcio wrote:
> >> From: Konrad Dybcio <konrad.dybcio@linaro.org>
> >>
> >> Currently, the driver will happily register the switch/mux devices, and
> >> so long as the i2c master doesn't complain, the user would never know
> >> there's something wrong.
> >>
> >> Add a device id check (based on [1]) and return -ENODEV if the read
> >> fails or returns nonsense.
> >>
> >> Checking the value on a Qualcomm SM6115P-based Lenovo Tab P11 tablet,
> >> the ID mentioned in the datasheet does indeed show up:
> >> fsa4480 1-0042: Found FSA4480 v1.1 (Vendor ID = 0)
> >>
> >> [1] https://www.onsemi.com/pdf/datasheet/fsa4480-d.pdf
> >>
> >> Fixes: 1dc246320c6b ("usb: typec: mux: Add On Semi fsa4480 driver")
> >> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> >> Signed-off-by: Konrad Dybcio <konradybcio@kernel.org>
> > You can't sign off on a patch twice, that makes no sense, sorry.
>
> I'm losing access to the @linaro.org email and want to preserve the
> authorship there (as this patch was developed during work hours).
>
> Then, the author's email doesn't match the sender's email, so I'm
> expected to sign off with the sender's one.
>
> Should I assume that the maintainer trusts me to be the same person?
Yes I do :)
next prev parent reply other threads:[~2024-07-27 5:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-26 11:43 Konrad Dybcio
2024-07-26 13:12 ` Greg Kroah-Hartman
2024-07-26 13:52 ` Konrad Dybcio
2024-07-26 16:26 ` Bjorn Andersson
2024-07-27 5:04 ` Greg Kroah-Hartman [this message]
2024-07-27 11:07 ` Dmitry Baryshkov
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