Messages in this thread | | | From | Linus Walleij <> | Date | Tue, 15 Mar 2022 01:57:16 +0100 | Subject | Re: [PATCH v2 0/5] pinctrl: microchip-sgpio: locking and synchronous output |
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On Sat, Feb 26, 2022 at 9:45 PM Michael Walle <michael@walle.cc> wrote:
> There are boards which use the output of the SGPIO to drive I2C muxers. > SGPIO right now is broken in a way that when the software sets this bit > there is a rather large delay until that value ends up on the hardware > pin. > > While digging into this, I've noticed that there is no locking at all > in this driver. Add locking for all RWM accesses. > > Please note, that parts of the modification of the first patch are > removed again in a later patch. This is because the first patch is > intended to be backported to the stable trees. > > This was also just tested on a LAN9668 SoC. If you have additional > hardware, please test.
Nobody is protesting for three weeks or so, I just applied the patches for v5.18.
If there are problems we can fix them in the v5.18-rc:s
Yours, Linus Walleij
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