On Sat, Nov 05, 2022 at 07:56:49AM -0400, Arminder Singh wrote: > This patch adds IRQ support to the PASemi I2C controller driver to > increase the performace of I2C transactions on platforms with PASemi I2C > controllers. While primarily intended for Apple silicon platforms, this > patch should also help in enabling IRQ support for older PASemi hardware > as well should the need arise. > > This version of the patch has been tested on an M1 Ultra Mac Studio, > as well as an M1 MacBook Pro, and userspace launches successfully > while using the IRQ path for I2C transactions. > > Signed-off-by: Arminder Singh <arminders...@outlook.com>
Applied to for-next, thanks! One thing, though:
> + while (!(status & SMSTA_XEN) && timeout--) {
> + msleep(1);
Checkpatch complained about this one:
WARNING: msleep < 20ms can sleep for up to 20ms; see
Documentation/timers/timers-howto.rst
Not your issue because you were just moving this code around. But this
might be a candidate for future improvements, thiugh.
> + status = reg_read(smbus, REG_SMSTA);
> + }
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