Commit 14968c20 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Do wm readout ealier for skl+ 



Move the wm readout to happen earlier. This is needed because
the bw_state readout will need ddb information populated by
the wm readout.

For now limit this to skl+ as I've not really analyzed the
implications of doing this on other platforms.

Reviewed-by: default avatarVinod Govindapillai <vinod.govindapillai@intel.com>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250306163420.3961-17-ville.syrjala@linux.intel.com
parent dbf1b1ed

drivers/gpu/drm/i915/display/intel_modeset_setup.c

+7 −1
Original line number Diff line number Diff line
@@ -880,6 +880,10 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915) 
						 crtc_state->port_clock);

	}



	/* TODO move here (or even earlier?) on all platforms */

	if (DISPLAY_VER(display) >= 9)

		intel_wm_get_hw_state(i915);



	intel_bw_update_hw_state(display);

	intel_cdclk_update_hw_state(display);
@@ -990,6 +994,8 @@ void intel_modeset_setup_hw_state(struct drm_i915_private *i915, 


	intel_dpll_sanitize_state(display);



	/* TODO move earlier on all platforms */

	if (DISPLAY_VER(display) < 9)

		intel_wm_get_hw_state(i915);

	intel_wm_sanitize(i915);