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SubjectRe: [PATCH 1/2] mux: add mux_control_get_optional() API

On 09/08/2017 05:54 PM, Peter Rosin wrote:
> On 2017-09-08 17:45, Peter Rosin wrote:
>> From: Stephen Boyd <>
>> Sometimes drivers only use muxes under certain scenarios. For
>> example, the chipidea usb controller may be connected to a usb
>> switch on some platforms, and connected directly to a usb port on
>> others. The driver won't know one way or the other though, so add
>> a mux_control_get_optional() API that allows the driver to
>> differentiate errors getting the mux from there not being a mux
>> for the driver to use at all.
>> ---
>> Documentation/driver-model/devres.txt | 1 +
>> drivers/mux/core.c | 104 +++++++++++++++++++++++++++-------
>> include/linux/mux/consumer.h | 4 ++
>> 3 files changed, 89 insertions(+), 20 deletions(-)
>> I haven't tested this patch, and hence I have not signed it and I also
>> removed the sign-off from Stephen...
> Huh, I definitely intended to mention that this patch is based on [1]
> from Stephen, but that I've made changes according to the comments in
> that thread (and more). And those changes are what made me remove the
> sign-off from Stephen...

AFAIK normally a Signed-off-by is kept if some (small-ish) changes
are made. The S-o-b is mostly an indication that the author is
ok with adding the code to the kernel under the GPL.

Anyways, Stephen are you ok with re-adding your S-o-b to
the version modified by Peter?



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