The change is to be able to have access to the in-flight state.
Changing this one functions, trickles the change to
intel_cdclk_changed()

Signed-off-by: Anusha Srivatsa <anusha.sriva...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_cdclk.c    | 22 ++++++++++---------
 drivers/gpu/drm/i915/display/intel_cdclk.h    |  3 ++-
 .../drm/i915/display/intel_display_power.c    |  2 +-
 3 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c 
b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 840d611197cf..2278b052d859 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -2003,7 +2003,8 @@ static bool intel_cdclk_squash(struct drm_i915_private 
*dev_priv,
  * True if changing between the two CDCLK configurations
  * requires all pipes to be off, false if not.
  */
-bool intel_cdclk_needs_modeset(const struct intel_cdclk_config *a,
+bool intel_cdclk_needs_modeset(struct drm_i915_private *i915,
+                              const struct intel_cdclk_config *a,
                               const struct intel_cdclk_config *b)
 {
        return a->cdclk != b->cdclk ||
@@ -2053,10 +2054,11 @@ static bool intel_cdclk_can_cd2x_update(struct 
drm_i915_private *dev_priv,
  * Returns:
  * True if the CDCLK configurations don't match, false if they do.
  */
-static bool intel_cdclk_changed(const struct intel_cdclk_config *a,
+static bool intel_cdclk_changed(struct drm_i915_private *i915,
+                               const struct intel_cdclk_config *a,
                                const struct intel_cdclk_config *b)
 {
-       return intel_cdclk_needs_modeset(a, b) ||
+       return intel_cdclk_needs_modeset(i915, a, b) ||
                a->voltage_level != b->voltage_level;
 }
 
@@ -2085,7 +2087,7 @@ static void intel_set_cdclk(struct drm_i915_private 
*dev_priv,
 {
        struct intel_encoder *encoder;
 
-       if (!intel_cdclk_changed(&dev_priv->cdclk.hw, cdclk_config))
+       if (!intel_cdclk_changed(dev_priv, &dev_priv->cdclk.hw, cdclk_config))
                return;
 
        if (drm_WARN_ON_ONCE(&dev_priv->drm, !dev_priv->cdclk_funcs->set_cdclk))
@@ -2132,7 +2134,7 @@ static void intel_set_cdclk(struct drm_i915_private 
*dev_priv,
        intel_audio_cdclk_change_post(dev_priv);
 
        if (drm_WARN(&dev_priv->drm,
-                    intel_cdclk_changed(&dev_priv->cdclk.hw, cdclk_config),
+                    intel_cdclk_changed(dev_priv, &dev_priv->cdclk.hw, 
cdclk_config),
                     "cdclk state doesn't match!\n")) {
                intel_cdclk_dump_config(dev_priv, &dev_priv->cdclk.hw, "[hw 
state]");
                intel_cdclk_dump_config(dev_priv, cdclk_config, "[sw state]");
@@ -2156,7 +2158,7 @@ intel_set_cdclk_pre_plane_update(struct 
intel_atomic_state *state)
                intel_atomic_get_new_cdclk_state(state);
        enum pipe pipe = new_cdclk_state->pipe;
 
-       if (!intel_cdclk_changed(&old_cdclk_state->actual,
+       if (!intel_cdclk_changed(dev_priv, &old_cdclk_state->actual,
                                 &new_cdclk_state->actual))
                return;
 
@@ -2185,7 +2187,7 @@ intel_set_cdclk_post_plane_update(struct 
intel_atomic_state *state)
                intel_atomic_get_new_cdclk_state(state);
        enum pipe pipe = new_cdclk_state->pipe;
 
-       if (!intel_cdclk_changed(&old_cdclk_state->actual,
+       if (!intel_cdclk_changed(dev_priv, &old_cdclk_state->actual,
                                 &new_cdclk_state->actual))
                return;
 
@@ -2739,7 +2741,7 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state 
*state)
        if (ret)
                return ret;
 
-       if (intel_cdclk_changed(&old_cdclk_state->actual,
+       if (intel_cdclk_changed(dev_priv, &old_cdclk_state->actual,
                                &new_cdclk_state->actual)) {
                /*
                 * Also serialize commits across all crtcs
@@ -2750,7 +2752,7 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state 
*state)
                        return ret;
        } else if (old_cdclk_state->active_pipes != 
new_cdclk_state->active_pipes ||
                   old_cdclk_state->force_min_cdclk != 
new_cdclk_state->force_min_cdclk ||
-                  intel_cdclk_changed(&old_cdclk_state->logical,
+                  intel_cdclk_changed(dev_priv, &old_cdclk_state->logical,
                                       &new_cdclk_state->logical)) {
                ret = intel_atomic_lock_global_state(&new_cdclk_state->base);
                if (ret)
@@ -2793,7 +2795,7 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state 
*state)
                drm_dbg_kms(&dev_priv->drm,
                            "Can change cdclk cd2x divider with pipe %c 
active\n",
                            pipe_name(pipe));
-       } else if (intel_cdclk_needs_modeset(&old_cdclk_state->actual,
+       } else if (intel_cdclk_needs_modeset(dev_priv, &old_cdclk_state->actual,
                                             &new_cdclk_state->actual)) {
                /* All pipes must be switched off while we change the cdclk. */
                ret = intel_modeset_all_pipes(state);
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h 
b/drivers/gpu/drm/i915/display/intel_cdclk.h
index 06d7f9f0b253..ed1749e094fc 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.h
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.h
@@ -71,7 +71,8 @@ void intel_init_cdclk_hooks(struct drm_i915_private 
*dev_priv);
 void intel_update_max_cdclk(struct drm_i915_private *dev_priv);
 void intel_update_cdclk(struct drm_i915_private *dev_priv);
 u32 intel_read_rawclk(struct drm_i915_private *dev_priv);
-bool intel_cdclk_needs_modeset(const struct intel_cdclk_config *a,
+bool intel_cdclk_needs_modeset(struct drm_i915_private *i915,
+                              const struct intel_cdclk_config *a,
                               const struct intel_cdclk_config *b);
 void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state);
 void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state);
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c 
b/drivers/gpu/drm/i915/display/intel_display_power.c
index 3dc859032bac..417a56d54056 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -1118,7 +1118,7 @@ static void gen9_disable_dc_states(struct 
drm_i915_private *dev_priv)
        intel_cdclk_get_cdclk(dev_priv, &cdclk_config);
        /* Can't read out voltage_level so can't use intel_cdclk_changed() */
        drm_WARN_ON(&dev_priv->drm,
-                   intel_cdclk_needs_modeset(&dev_priv->cdclk.hw,
+                   intel_cdclk_needs_modeset(dev_priv, &dev_priv->cdclk.hw,
                                              &cdclk_config));
 
        gen9_assert_dbuf_enabled(dev_priv);
-- 
2.25.1

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