Commit ff118b4f authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Extract lrr_params_changed() 



Pull the "do we actually need a LRR update?" checks into a small
helper for clarity.

Cc: Paz Zcharya <pazz@chromium.org>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250116201637.22486-6-ville.syrjala@linux.intel.com


Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
parent 1f1b673c

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

+9 −2
Original line number Diff line number Diff line
@@ -6067,6 +6067,13 @@ static int intel_modeset_checks(struct intel_atomic_state *state) 
	return 0;

}



static bool lrr_params_changed(const struct drm_display_mode *old_adjusted_mode,

			       const struct drm_display_mode *new_adjusted_mode)

{

	return old_adjusted_mode->crtc_vblank_end != new_adjusted_mode->crtc_vblank_end ||

		old_adjusted_mode->crtc_vtotal != new_adjusted_mode->crtc_vtotal;

}



static void intel_crtc_check_fastset(const struct intel_crtc_state *old_crtc_state,

				     struct intel_crtc_state *new_crtc_state)

{
@@ -6087,8 +6094,8 @@ static void intel_crtc_check_fastset(const struct intel_crtc_state *old_crtc_sta 
				   &new_crtc_state->dp_m_n))

		new_crtc_state->update_m_n = false;



	if ((old_crtc_state->hw.adjusted_mode.crtc_vtotal == new_crtc_state->hw.adjusted_mode.crtc_vtotal &&

	     old_crtc_state->hw.adjusted_mode.crtc_vblank_end == new_crtc_state->hw.adjusted_mode.crtc_vblank_end))

	if (!lrr_params_changed(&old_crtc_state->hw.adjusted_mode,

				&new_crtc_state->hw.adjusted_mode))

		new_crtc_state->update_lrr = false;



	if (intel_crtc_needs_modeset(new_crtc_state))