On Mon, 2025-02-10 at 18:26 +0200, Ville Syrjälä wrote: > On Mon, Jan 27, 2025 at 12:28:41PM +0200, Jouni Högander wrote: > > Do needed changes to handle PSR2_MAN_TRK_CTL correctly when DSB is > > in use: > > > > 1. Write PSR2_MAN_TRK_CTL in commit_pipe_pre_planes only when not > > using > > DSB. > > 2. Add PSR2_MAN_TRK_CTL writing into DSB commit in > > intel_atomic_dsb_finish. > > > > Taking PSR lock over DSB commit is not needed because > > PSR2_MAN_TRK_CTL is > > now written only by DSB. > > > > Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx> > > Reviewed-by: Animesh Manna <animesh.manna@xxxxxxxxx> > > --- > > drivers/gpu/drm/i915/display/intel_display.c | 5 ++++- > > 1 file changed, 4 insertions(+), 1 deletion(-) > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c > > b/drivers/gpu/drm/i915/display/intel_display.c > > index aed35f203fd8d..5db2af86d0c8a 100644 > > --- a/drivers/gpu/drm/i915/display/intel_display.c > > +++ b/drivers/gpu/drm/i915/display/intel_display.c > > @@ -7143,7 +7143,8 @@ static void commit_pipe_pre_planes(struct > > intel_atomic_state *state, > > intel_pipe_fastset(old_crtc_state, > > new_crtc_state); > > } > > > > - intel_psr2_program_trans_man_trk_ctl(NULL, > > new_crtc_state); > > + if (!new_crtc_state->use_dsb) > > + intel_psr2_program_trans_man_trk_ctl(NULL, > > new_crtc_state); > > commit_pipe_pre_planes() is not called when use_dsb==true. Couple of lines earlier in same function there is this: if (!modeset && !new_crtc_state->use_dsb) { I followed that in here. Do you still think I should remove checking use_dsb from my patch? BR, Jouni Högander > > > > > intel_atomic_update_watermarks(state, crtc); > > } > > @@ -7731,6 +7732,8 @@ static void intel_atomic_dsb_finish(struct > > intel_atomic_state *state, > > new_crtc_state); > > bdw_set_pipe_misc(new_crtc_state->dsb_commit, > > new_crtc_state); > > + intel_psr2_program_trans_man_trk_ctl(new_crtc_stat > > e->dsb_commit, > > + > > new_crtc_state); > > intel_crtc_planes_update_arm(new_crtc_state- > > >dsb_commit, > > state, crtc); > > > > -- > > 2.43.0 >