On Wed, Apr 13, 2022 at 11:33:38AM -0400, Alex Deucher wrote: > From: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx> > > [Why] > To debug when p-state is being blocked and avoid PMFW hangs when > it does occur. > > [How] > Re-use the DCN10 hardware sequencer by adding a new interface for > verifying p-state high on the hubbub. The interface is mostly the > same as the DCN10 interface, but the bit definitions have changed for > the debug bus. > > Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx> > Reviewed-by: Eric Yang <Eric.Yang2@xxxxxxx> > Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx> > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> > (cherry picked from commit e7031d8258f1b4d6d50e5e5b5d92ba16f66eb8b4) > Cc: richard.gong@xxxxxxx > Cc: nicholas.kazlauskas@xxxxxxx > Cc: stable@xxxxxxxxxxxxxxx # 3.15.x This does not apply to all of those kernels. Please provide backports for the ones you want it applied to older than 5.15.y thanks, greg k-h
