From: Ville Syrjälä <[email protected]>

There's no real reason anymore to tie cdclk updates to
state->modeset/any_ms. Always call the cdclk functions and
allow them to decide whether cdclk update is necessary/desired
or not.

Signed-off-by: Ville Syrjälä <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_cdclk.c   |  6 ++++++
 drivers/gpu/drm/i915/display/intel_display.c | 14 ++++++++------
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c 
b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 681fe862b6f8..7b828c6a7b11 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -2707,6 +2707,9 @@ intel_set_cdclk_pre_plane_update(struct 
intel_atomic_state *state)
        struct intel_cdclk_config cdclk_config;
        enum pipe pipe;
 
+       if (!new_cdclk_state)
+               return;
+
        if (!intel_cdclk_changed(&old_cdclk_state->actual,
                                 &new_cdclk_state->actual))
                return;
@@ -2759,6 +2762,9 @@ intel_set_cdclk_post_plane_update(struct 
intel_atomic_state *state)
                intel_atomic_get_new_cdclk_state(state);
        enum pipe pipe;
 
+       if (!new_cdclk_state)
+               return;
+
        if (!intel_cdclk_changed(&old_cdclk_state->actual,
                                 &new_cdclk_state->actual))
                return;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c 
b/drivers/gpu/drm/i915/display/intel_display.c
index 9e9afb4f3b4b..747283c4cefd 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6285,6 +6285,7 @@ int intel_atomic_check(struct drm_device *dev,
        struct intel_atomic_state *state = to_intel_atomic_state(_state);
        struct intel_crtc_state *old_crtc_state, *new_crtc_state;
        struct intel_crtc *crtc;
+       bool need_cdclk_calc = false;
        int ret, i;
        bool any_ms = false;
 
@@ -6418,7 +6419,7 @@ int intel_atomic_check(struct drm_device *dev,
        if (ret)
                goto fail;
 
-       ret = intel_cdclk_atomic_check(state, &any_ms);
+       ret = intel_cdclk_atomic_check(state, &need_cdclk_calc);
        if (ret)
                goto fail;
 
@@ -6429,7 +6430,9 @@ int intel_atomic_check(struct drm_device *dev,
                ret = intel_modeset_checks(state);
                if (ret)
                        goto fail;
+       }
 
+       if (need_cdclk_calc) {
                ret = intel_modeset_calc_cdclk(state);
                if (ret)
                        return ret;
@@ -7341,13 +7344,13 @@ static void intel_atomic_commit_tail(struct 
intel_atomic_state *state)
         */
        intel_pmdemand_pre_plane_update(state);
 
-       if (state->modeset) {
+       if (state->modeset)
                drm_atomic_helper_update_legacy_modeset_state(display->drm, 
&state->base);
 
-               intel_set_cdclk_pre_plane_update(state);
+       intel_set_cdclk_pre_plane_update(state);
 
+       if (state->modeset)
                intel_modeset_verify_disabled(state);
-       }
 
        intel_sagv_pre_plane_update(state);
 
@@ -7460,8 +7463,7 @@ static void intel_atomic_commit_tail(struct 
intel_atomic_state *state)
                intel_verify_planes(state);
 
        intel_sagv_post_plane_update(state);
-       if (state->modeset)
-               intel_set_cdclk_post_plane_update(state);
+       intel_set_cdclk_post_plane_update(state);
        intel_pmdemand_post_plane_update(state);
 
        drm_atomic_helper_commit_hw_done(&state->base);
-- 
2.49.1

Reply via email to