[PATCH v4 12/17] drm/i915: Nuke fastet state copy hacks

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From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

Now that we no longer do the fuzzy clock and M/N checks we can
get rid of the fastset state copy hacks.

Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_display.c | 28 +++-----------------
 1 file changed, 3 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 10319856ed15..6370ba7bbbb6 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6126,23 +6126,6 @@ static void intel_crtc_check_fastset(const struct intel_crtc_state *old_crtc_sta
 	new_crtc_state->update_pipe = true;
 }
 
-static void intel_crtc_copy_fastset(const struct intel_crtc_state *old_crtc_state,
-				    struct intel_crtc_state *new_crtc_state)
-{
-	/*
-	 * If we're not doing the full modeset we want to
-	 * keep the current M/N values as they may be
-	 * sufficiently different to the computed values
-	 * to cause problems.
-	 *
-	 * FIXME: should really copy more fuzzy state here
-	 */
-	new_crtc_state->fdi_m_n = old_crtc_state->fdi_m_n;
-	new_crtc_state->dp_m_n = old_crtc_state->dp_m_n;
-	new_crtc_state->dp_m2_n2 = old_crtc_state->dp_m2_n2;
-	new_crtc_state->has_drrs = old_crtc_state->has_drrs;
-}
-
 static int intel_crtc_add_planes_to_state(struct intel_atomic_state *state,
 					  struct intel_crtc *crtc,
 					  u8 plane_ids_mask)
@@ -6852,17 +6835,12 @@ static int intel_atomic_check(struct drm_device *dev,
 
 	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
 					    new_crtc_state, i) {
-		if (intel_crtc_needs_modeset(new_crtc_state)) {
-			any_ms = true;
-
-			intel_release_shared_dplls(state, crtc);
+		if (!intel_crtc_needs_modeset(new_crtc_state))
 			continue;
-		}
 
-		if (!new_crtc_state->update_pipe)
-			continue;
+		any_ms = true;
 
-		intel_crtc_copy_fastset(old_crtc_state, new_crtc_state);
+		intel_release_shared_dplls(state, crtc);
 	}
 
 	if (any_ms && !check_digital_port_conflicts(state)) {
-- 
2.35.1




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