On Thu, Jan 5, 2023 at 6:22 AM Mathieu Poirier <mathieu.poirier@xxxxxxxxxx> wrote: > > On Wed, Jan 04, 2023 at 04:31:10PM +0800, Chen-Yu Tsai wrote: > > Clocks are properly reference counted and do not need to be inside the > > lock range. > > > > Right now this triggers a false-positive lockdep warning on MT8192 based > > Chromebooks, through a combination of mtk-scp that has a cros-ec-rpmsg > > sub-device, the (actual) cros-ec I2C adapter registration, I2C client > > (not on cros-ec) probe doing i2c transfers and enabling clocks. > > > > This is a false positive because the cros-ec-rpmsg under mtk-scp does > > not have an I2C adapter, and also each I2C adapter and cros-ec instance > > have their own mutex. > > > > Move the clk operations outside of the send_lock range. > > Thanks for providing such a clear explanation - it makes my job a lot easier. > > > > > Fixes: ("63c13d61eafe remoteproc/mediatek: add SCP support for mt8183") > > This is the wrong format for a "Fixes:" tag. Please see > Documentation/process/submitting-patches.rst for details. > > > Signed-off-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx> > > I have fixed the above and applied this patch. Thanks, and sorry about the brain fart on my end. ChenYu