[Intel-gfx] [PATCH v2 4/4] drm/i915: Introduce intel_crtc_needs_color_update()

[Ville Syrjala]

From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Add a common helper to answer the question "do we need
to update color management stuff?".

Reviewed-by: Jani Nikula <jani.nikula at intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/display/hsw_ips.c         |  6 ++----
 drivers/gpu/drm/i915/display/intel_crtc.c      |  3 +--
 drivers/gpu/drm/i915/display/intel_display.c   | 18 +++++-------------
 .../gpu/drm/i915/display/intel_display_types.h |  8 ++++++++
 4 files changed, 16 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/hsw_ips.c b/drivers/gpu/drm/i915/display/hsw_ips.c
index c23fabb76fda..83aa3800245f 100644
--- a/drivers/gpu/drm/i915/display/hsw_ips.c
+++ b/drivers/gpu/drm/i915/display/hsw_ips.c
@@ -104,8 +104,7 @@ static bool hsw_ips_need_disable(struct intel_atomic_state *state,
 	 * Disable IPS before we program the LUT.
 	 */
 	if (IS_HASWELL(i915) &&
-	    (new_crtc_state->uapi.color_mgmt_changed ||
-	     intel_crtc_needs_fastset(new_crtc_state)) &&
+	    intel_crtc_needs_color_update(new_crtc_state) &&
 	    new_crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT)
 		return true;
 
@@ -146,8 +145,7 @@ static bool hsw_ips_need_enable(struct intel_atomic_state *state,
 	 * Re-enable IPS after the LUT has been programmed.
 	 */
 	if (IS_HASWELL(i915) &&
-	    (new_crtc_state->uapi.color_mgmt_changed ||
-	     intel_crtc_needs_fastset(new_crtc_state)) &&
+	    intel_crtc_needs_color_update(new_crtc_state) &&
 	    new_crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT)
 		return true;
 
diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c
index af7dbac7ed32..037fc140b585 100644
--- a/drivers/gpu/drm/i915/display/intel_crtc.c
+++ b/drivers/gpu/drm/i915/display/intel_crtc.c
@@ -386,8 +386,7 @@ static bool intel_crtc_needs_vblank_work(const struct intel_crtc_state *crtc_sta
 	return crtc_state->hw.active &&
 		!intel_crtc_needs_modeset(crtc_state) &&
 		!crtc_state->preload_luts &&
-		(crtc_state->uapi.color_mgmt_changed ||
-		 intel_crtc_needs_fastset(crtc_state));
+		intel_crtc_needs_color_update(crtc_state);
 }
 
 static void intel_crtc_vblank_work(struct kthread_work *base)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 119a6f92adad..efcc64bdce18 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -4853,9 +4853,7 @@ static int intel_crtc_atomic_check(struct intel_atomic_state *state,
 	if (c8_planes_changed(crtc_state))
 		crtc_state->uapi.color_mgmt_changed = true;
 
-	if (intel_crtc_needs_modeset(crtc_state) ||
-	    intel_crtc_needs_fastset(crtc_state) ||
-	    crtc_state->uapi.color_mgmt_changed) {
+	if (intel_crtc_needs_color_update(crtc_state)) {
 		ret = intel_color_check(crtc_state);
 		if (ret)
 			return ret;
@@ -6969,11 +6967,8 @@ static int intel_atomic_prepare_commit(struct intel_atomic_state *state)
 		return ret;
 
 	for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) {
-		if (intel_crtc_needs_modeset(crtc_state) ||
-		    intel_crtc_needs_fastset(crtc_state) ||
-		    crtc_state->uapi.color_mgmt_changed) {
+		if (intel_crtc_needs_color_update(crtc_state))
 			intel_dsb_prepare(crtc_state);
-		}
 	}
 
 	return 0;
@@ -7054,8 +7049,7 @@ static void commit_pipe_pre_planes(struct intel_atomic_state *state,
 	 * CRTC was enabled.
 	 */
 	if (!modeset) {
-		if (new_crtc_state->uapi.color_mgmt_changed ||
-		    intel_crtc_needs_fastset(new_crtc_state))
+		if (intel_crtc_needs_color_update(new_crtc_state))
 			intel_color_commit_arm(new_crtc_state);
 
 		if (DISPLAY_VER(dev_priv) >= 9 || IS_BROADWELL(dev_priv))
@@ -7120,8 +7114,7 @@ static void intel_update_crtc(struct intel_atomic_state *state,
 
 	if (!modeset) {
 		if (new_crtc_state->preload_luts &&
-		    (new_crtc_state->uapi.color_mgmt_changed ||
-		     intel_crtc_needs_fastset(new_crtc_state)))
+		    intel_crtc_needs_color_update(new_crtc_state))
 			intel_color_load_luts(new_crtc_state);
 
 		intel_pre_plane_update(state, crtc);
@@ -7137,8 +7130,7 @@ static void intel_update_crtc(struct intel_atomic_state *state,
 	intel_fbc_update(state, crtc);
 
 	if (!modeset &&
-	    (new_crtc_state->uapi.color_mgmt_changed ||
-	     intel_crtc_needs_fastset(new_crtc_state)))
+	    intel_crtc_needs_color_update(new_crtc_state))
 		intel_color_commit_noarm(new_crtc_state);
 
 	intel_crtc_planes_update_noarm(state, crtc);
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 60c748e4e0d8..609eeb5c7b71 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -2064,6 +2064,14 @@ intel_crtc_needs_fastset(const struct intel_crtc_state *crtc_state)
 	return crtc_state->update_pipe;
 }
 
+static inline bool
+intel_crtc_needs_color_update(const struct intel_crtc_state *crtc_state)
+{
+	return crtc_state->uapi.color_mgmt_changed ||
+		intel_crtc_needs_fastset(crtc_state) ||
+		intel_crtc_needs_modeset(crtc_state);
+}
+
 static inline u32 intel_plane_ggtt_offset(const struct intel_plane_state *plane_state)
 {
 	return i915_ggtt_offset(plane_state->ggtt_vma);
-- 
2.35.1