[PATCH v8 01/11] drm/i915/psr: Rename has_psr2 as has_sel_update

Manna, Animesh animesh.manna at intel.com
Mon Apr 29 19:08:21 UTC 2024



> -----Original Message-----
> From: Manna, Animesh
> Sent: Tuesday, April 30, 2024 12:24 AM
> To: Hogander, Jouni <jouni.hogander at intel.com>; intel-
> gfx at lists.freedesktop.org
> Subject: RE: [PATCH v8 01/11] drm/i915/psr: Rename has_psr2 as
> has_sel_update
> 
> 
> 
> > -----Original Message-----
> > From: Hogander, Jouni <jouni.hogander at intel.com>
> > Sent: Monday, April 29, 2024 5:38 PM
> > To: intel-gfx at lists.freedesktop.org
> > Cc: Manna, Animesh <animesh.manna at intel.com>; Hogander, Jouni
> > <jouni.hogander at intel.com>
> > Subject: [PATCH v8 01/11] drm/i915/psr: Rename has_psr2 as
> > has_sel_update
> >
> > We are going to reuse has_psr2 for panel_replay as well. Rename it as
> > has_sel_update to avoid confusion.
> >
> > v2: Rebase
> >
> > Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
> > Reviewed-by: Animesh Manna <animesh.manna at intel.com>
> > ---
> >  drivers/gpu/drm/i915/display/intel_crtc_state_dump.c | 10 +++++-----
> >  drivers/gpu/drm/i915/display/intel_display.c         |  2 +-
> >  drivers/gpu/drm/i915/display/intel_display_types.h   |  2 +-
> >  drivers/gpu/drm/i915/display/intel_dp.c              |  2 +-
> >  drivers/gpu/drm/i915/display/intel_fbc.c             |  2 +-
> >  drivers/gpu/drm/i915/display/intel_psr.c             | 10 +++++-----
> >  6 files changed, 14 insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> > b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> > index ccaa4cb2809b..2c391714f28e 100644
> > --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> > +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> > @@ -251,11 +251,11 @@ void intel_crtc_state_dump(const struct
> > intel_crtc_state *pipe_config,
> >  		drm_printf(&p, "sdp split: %s\n",
> >  			   str_enabled_disabled(pipe_config-
> > >sdp_split_enable));
> >
> > -		drm_printf(&p, "psr: %s, psr2: %s, panel replay: %s, selective
> > fetch: %s\n",
> > -			   str_enabled_disabled(pipe_config->has_psr),
> > -			   str_enabled_disabled(pipe_config->has_psr2),
> > -			   str_enabled_disabled(pipe_config-
> > >has_panel_replay),
> > -			   str_enabled_disabled(pipe_config-
> > >enable_psr2_sel_fetch));
> > +		drm_printf(&p, "psr: %s, selective update: %s, panel replay:
> > %s, selective fetch: %s\n",
> > +			    str_enabled_disabled(pipe_config->has_psr),
> > +			    str_enabled_disabled(pipe_config-
> > >has_sel_update),
> > +			    str_enabled_disabled(pipe_config-
> > >has_panel_replay),
> > +			    str_enabled_disabled(pipe_config-
> > >enable_psr2_sel_fetch));
> 
> During panel-replay has_psr flag also will be true. So will get print as psr
> enabled.
> Something below may give correct info,
>                 if (pipe_config->has_panel_replay)
>                         drm_printf(&p, "psr: disabled, panel replay: enabled");
>                 else
>                         drm_printf(&p, "psr: %s, panel replay: disabled",
>                                              str_enabled_disabled(pipe_config->has_psr));
> 
>                 drm_printf(&p, "selective update: %s, selective fetch: %s\n",
>                                      str_enabled_disabled(pipe_config->has_sel_update),
>                                      str_enabled_disabled(pipe_config-
> >enable_psr2_sel_fetch));
> 
> Regards,
> Animesh
> 
> >  	}
> >
> >  	drm_printf(&p, "framestart delay: %d, MSA timing delay: %d\n", diff
> > --git a/drivers/gpu/drm/i915/display/intel_display.c
> > b/drivers/gpu/drm/i915/display/intel_display.c
> > index f45e5f02096d..c1aba4e8ac54 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -5319,7 +5319,7 @@ intel_pipe_config_compare(const struct
> > intel_crtc_state *current_config,
> >  	 */
> >  	if (current_config->has_panel_replay || pipe_config-
> > >has_panel_replay) {
> >  		PIPE_CONF_CHECK_BOOL(has_psr);
> > -		PIPE_CONF_CHECK_BOOL(has_psr2);
> > +		PIPE_CONF_CHECK_BOOL(has_sel_update);
> >  		PIPE_CONF_CHECK_BOOL(enable_psr2_sel_fetch);
> >  		PIPE_CONF_CHECK_BOOL(enable_psr2_su_region_et);
> >  		PIPE_CONF_CHECK_BOOL(has_panel_replay);
> > diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
> > b/drivers/gpu/drm/i915/display/intel_display_types.h
> > index 62f7a30c37dc..6747c10da298 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> > +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> > @@ -1189,7 +1189,7 @@ struct intel_crtc_state {
> >
> >  	/* PSR is supported but might not be enabled due the lack of enabled
> > planes */
> >  	bool has_psr;
> > -	bool has_psr2;
> > +	bool has_sel_update;
> >  	bool enable_psr2_sel_fetch;
> >  	bool enable_psr2_su_region_et;
> >  	bool req_psr2_sdp_prior_scanline;
> > diff --git a/drivers/gpu/drm/i915/display/intel_dp.c
> > b/drivers/gpu/drm/i915/display/intel_dp.c
> > index e05e25cd4a94..a7c406a9695f 100644
> > --- a/drivers/gpu/drm/i915/display/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> > @@ -2660,7 +2660,7 @@ static void intel_dp_compute_vsc_sdp(struct
> > intel_dp *intel_dp,
> >  	if (intel_dp_needs_vsc_sdp(crtc_state, conn_state)) {
> >  		intel_dp_compute_vsc_colorimetry(crtc_state, conn_state,
> >  						 vsc);
> > -	} else if (crtc_state->has_psr2) {
> > +	} else if (crtc_state->has_psr && crtc_state->has_sel_update) {

has_psr check may not be needed if patch2 of this series is placed at 1st position.

Regards,
Animesh
> >  		/*
> >  		 * [PSR2 without colorimetry]
> >  		 * Prepare VSC Header for SU as per eDP 1.4 spec, Table 6-11
> diff
> > --git a/drivers/gpu/drm/i915/display/intel_fbc.c
> > b/drivers/gpu/drm/i915/display/intel_fbc.c
> > index 151dcd0c45b6..984f13d8c0c8 100644
> > --- a/drivers/gpu/drm/i915/display/intel_fbc.c
> > +++ b/drivers/gpu/drm/i915/display/intel_fbc.c
> > @@ -1251,7 +1251,7 @@ static int intel_fbc_check_plane(struct
> > intel_atomic_state *state,
> >  	 * Recommendation is to keep this combination disabled
> >  	 * Bspec: 50422 HSD: 14010260002
> >  	 */
> > -	if (IS_DISPLAY_VER(i915, 12, 14) && crtc_state->has_psr2) {
> > +	if (IS_DISPLAY_VER(i915, 12, 14) && crtc_state->has_sel_update) {
> >  		plane_state->no_fbc_reason = "PSR2 enabled";
> >  		return 0;
> >  	}
> > diff --git a/drivers/gpu/drm/i915/display/intel_psr.c
> > b/drivers/gpu/drm/i915/display/intel_psr.c
> > index f5b33335a9ae..a2f7d998d342 100644
> > --- a/drivers/gpu/drm/i915/display/intel_psr.c
> > +++ b/drivers/gpu/drm/i915/display/intel_psr.c
> > @@ -651,7 +651,7 @@ void intel_psr_enable_sink(struct intel_dp
> *intel_dp,
> >  	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> >  	u8 dpcd_val = DP_PSR_ENABLE;
> >
> > -	if (crtc_state->has_psr2) {
> > +	if (crtc_state->has_sel_update) {
> >  		/* Enable ALPM at sink for psr2 */
> >  		if (!crtc_state->has_panel_replay) {
> >  			drm_dp_dpcd_writeb(&intel_dp->aux,
> > @@ -1639,7 +1639,7 @@ void intel_psr_compute_config(struct intel_dp
> > *intel_dp,
> >  	if (!crtc_state->has_psr)
> >  		return;
> >
> > -	crtc_state->has_psr2 = intel_psr2_config_valid(intel_dp, crtc_state);
> > +	crtc_state->has_sel_update = intel_psr2_config_valid(intel_dp,
> > +crtc_state);
> >  }
> >
> >  void intel_psr_get_config(struct intel_encoder *encoder, @@ -1672,7
> > +1672,7 @@ void intel_psr_get_config(struct intel_encoder *encoder,
> >  		pipe_config->has_psr = true;
> >  	}
> >
> > -	pipe_config->has_psr2 = intel_dp->psr.psr2_enabled;
> > +	pipe_config->has_sel_update = intel_dp->psr.psr2_enabled;
> >  	pipe_config->infoframes.enable |=
> > intel_hdmi_infoframe_enable(DP_SDP_VSC);
> >
> >  	if (!intel_dp->psr.psr2_enabled)
> > @@ -1960,7 +1960,7 @@ static void intel_psr_enable_locked(struct
> > intel_dp *intel_dp,
> >
> >  	drm_WARN_ON(&dev_priv->drm, intel_dp->psr.enabled);
> >
> > -	intel_dp->psr.psr2_enabled = crtc_state->has_psr2;
> > +	intel_dp->psr.psr2_enabled = crtc_state->has_sel_update;
> >  	intel_dp->psr.panel_replay_enabled = crtc_state->has_panel_replay;
> >  	intel_dp->psr.busy_frontbuffer_bits = 0;
> >  	intel_dp->psr.pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
> > @@ -2688,7 +2688,7 @@ void intel_psr_pre_plane_update(struct
> > intel_atomic_state *state,
> >  		needs_to_disable |=
> > intel_crtc_needs_modeset(new_crtc_state);
> >  		needs_to_disable |= !new_crtc_state->has_psr;
> >  		needs_to_disable |= !new_crtc_state->active_planes;
> > -		needs_to_disable |= new_crtc_state->has_psr2 != psr-
> > >psr2_enabled;
> > +		needs_to_disable |= new_crtc_state->has_sel_update !=
> > +psr->psr2_enabled;
> >  		needs_to_disable |= DISPLAY_VER(i915) < 11 &&
> >  			new_crtc_state->wm_level_disabled;
> >
> > --
> > 2.34.1



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