On Mon, Dec 09, 2024 at 11:50:57AM +0000, André Draszik wrote: > Before writing a new value to the register, the old value needs to be > masked out for the new value to be programmed as intended, because at > least in some cases the reset value of that field is 0xf (max value). > > At the moment, the dwc3 core initialises the threshold to the maximum > value (0xf), with the option to override it via a DT. No upstream DTs > seem to override it, therefore this commit doesn't change behaviour for > any upstream platform. Nevertheless, the code should be fixed to have > the desired outcome. > > Do so. > > Fixes: 80caf7d21adc ("usb: dwc3: add lpm erratum support") > Cc: stable@xxxxxxxxxxxxxxx # 5.4 (needs adjustment for 5.10+) > Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx> > --- > * has been marked as v2, to be in line with the 5.10+ patch > * for stable-5.10+, the if() test is slightly different, so a separate > patch has been sent for it for the patch to apply. What is the git id of this in Linus's tree? thanks, greg k-h