[Intel-gfx] [PATCH 1/5] drm/i915/psr: Include some basic PSR information in the state dump

Hogander, Jouni jouni.hogander at intel.com
Fri Nov 24 08:35:53 UTC 2023


On Fri, 2023-11-24 at 10:27 +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Currently no one can figure out what the PSR code is doing since
> we're including any of it in the basic state dump. Add at least the
> bare minimum there.
> 
> v2: Also dump has_panel_replay (Jouni)
> 
> Cc: Jouni Högander <jouni.hogander at intel.com>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Reviewed-by: Jouni Högander <jouni.hogander at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_crtc_state_dump.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> 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 fbe89b6f038a..49fd100ec98a 100644
> --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> @@ -265,6 +265,12 @@ void intel_crtc_state_dump(const struct
> intel_crtc_state *pipe_config,
>  
>                 drm_dbg_kms(&i915->drm, "sdp split: %s\n",
>                             str_enabled_disabled(pipe_config-
> >sdp_split_enable));
> +
> +               drm_dbg_kms(&i915->drm, "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_dbg_kms(&i915->drm, "framestart delay: %d, MSA timing
> delay: %d\n",



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