[PATCH 11/19] drm/i915/display: Move dss stuff in intel_dss files

[Ankit Nautiyal <ankit.k.nautiyal@intel.com>]

Move helper to retrieve the compressed and uncompressed joiner pipes from
dss ctl to intel_dss files.

v2: Derive intel_display from crtc. (Jani)

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 34 +++-----------
 drivers/gpu/drm/i915/display/intel_dss.c     | 48 ++++++++++++++++++++
 drivers/gpu/drm/i915/display/intel_dss.h     |  7 +++
 3 files changed, 61 insertions(+), 28 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 05ffd28cc16a..3d7990f8f20f 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -3545,35 +3545,13 @@ static void enabled_joiner_pipes(struct drm_i915_private *dev_priv,
 
 	for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, crtc,
 					 joiner_pipes(dev_priv)) {
-		enum intel_display_power_domain power_domain;
-		enum pipe pipe = crtc->pipe;
-		intel_wakeref_t wakeref;
-
-		power_domain = intel_dsc_power_domain(crtc, (enum transcoder) pipe);
-		with_intel_display_power_if_enabled(dev_priv, power_domain, wakeref) {
-			u32 tmp = intel_de_read(dev_priv, ICL_PIPE_DSS_CTL1(pipe));
+		intel_dss_get_compressed_joiner_pipes(crtc,
+						      primary_pipes,
+						      secondary_pipes);
 
-			if (!(tmp & BIG_JOINER_ENABLE))
-				continue;
-
-			if (tmp & PRIMARY_BIG_JOINER_ENABLE)
-				*primary_pipes |= BIT(pipe);
-			else
-				*secondary_pipes |= BIT(pipe);
-		}
-
-		if (DISPLAY_VER(dev_priv) < 13)
-			continue;
-
-		power_domain = POWER_DOMAIN_PIPE(pipe);
-		with_intel_display_power_if_enabled(dev_priv, power_domain, wakeref) {
-			u32 tmp = intel_de_read(dev_priv, ICL_PIPE_DSS_CTL1(pipe));
-
-			if (tmp & UNCOMPRESSED_JOINER_PRIMARY)
-				*primary_pipes |= BIT(pipe);
-			if (tmp & UNCOMPRESSED_JOINER_SECONDARY)
-				*secondary_pipes |= BIT(pipe);
-		}
+		intel_dss_get_uncompressed_joiner_pipes(crtc,
+							primary_pipes,
+							secondary_pipes);
 	}
 
 	/* Joiner pipes should always be consecutive primary and secondary */
diff --git a/drivers/gpu/drm/i915/display/intel_dss.c b/drivers/gpu/drm/i915/display/intel_dss.c
index fe55f4b1a9bf..01303feadcef 100644
--- a/drivers/gpu/drm/i915/display/intel_dss.c
+++ b/drivers/gpu/drm/i915/display/intel_dss.c
@@ -217,3 +217,51 @@ void intel_dss_dsc_get_config(struct intel_crtc_state *crtc_state)
 	crtc_state->dsc.dsc_split = (dss_ctl2 & RIGHT_BRANCH_VDSC_ENABLE) &&
 				    (dss_ctl1 & JOINER_ENABLE);
 }
+
+void intel_dss_get_compressed_joiner_pipes(struct intel_crtc *crtc,
+					   u8 *primary_pipes,
+					   u8 *secondary_pipes)
+{
+	struct intel_display *display = to_intel_display(crtc);
+	struct drm_i915_private *i915 = to_i915(display->drm);
+	enum intel_display_power_domain power_domain;
+	enum pipe pipe = crtc->pipe;
+	intel_wakeref_t wakeref;
+
+	power_domain = intel_dsc_power_domain(crtc, (enum transcoder) pipe);
+	with_intel_display_power_if_enabled(i915, power_domain, wakeref) {
+		u32 tmp = intel_de_read(display, ICL_PIPE_DSS_CTL1(pipe));
+
+		if (!(tmp & BIG_JOINER_ENABLE))
+			continue;
+
+		if (tmp & PRIMARY_BIG_JOINER_ENABLE)
+			*primary_pipes |= BIT(pipe);
+		else
+			*secondary_pipes |= BIT(pipe);
+	}
+}
+
+void intel_dss_get_uncompressed_joiner_pipes(struct intel_crtc *crtc,
+					     u8 *primary_pipes,
+					     u8 *secondary_pipes)
+{
+	struct intel_display *display = to_intel_display(crtc);
+	struct drm_i915_private *i915 = to_i915(display->drm);
+	enum intel_display_power_domain power_domain;
+	enum pipe pipe = crtc->pipe;
+	intel_wakeref_t wakeref;
+
+	if (DISPLAY_VER(display) < 13)
+		return;
+
+	power_domain = POWER_DOMAIN_PIPE(pipe);
+	with_intel_display_power_if_enabled(i915, power_domain, wakeref) {
+		u32 tmp = intel_de_read(display, ICL_PIPE_DSS_CTL1(pipe));
+
+		if (tmp & UNCOMPRESSED_JOINER_PRIMARY)
+			*primary_pipes |= BIT(pipe);
+		if (tmp & UNCOMPRESSED_JOINER_SECONDARY)
+			*secondary_pipes |= BIT(pipe);
+	}
+}
diff --git a/drivers/gpu/drm/i915/display/intel_dss.h b/drivers/gpu/drm/i915/display/intel_dss.h
index cb204db56153..6a74404bd76d 100644
--- a/drivers/gpu/drm/i915/display/intel_dss.h
+++ b/drivers/gpu/drm/i915/display/intel_dss.h
@@ -11,6 +11,7 @@
 struct intel_crtc_state;
 struct intel_display;
 struct intel_encoder;
+struct intel_crtc;
 
 u8 intel_dss_mso_pipe_mask(struct intel_display *display);
 void intel_dss_mso_get_config(struct intel_encoder *encoder,
@@ -24,6 +25,12 @@ void intel_dss_enable_uncompressed_joiner(const struct intel_crtc_state *crtc_st
 void intel_dss_enable_compressed_joiner(const struct intel_crtc_state *crtc_state,
 					int vdsc_instances_per_pipe);
 void intel_dss_dsc_get_config(struct intel_crtc_state *crtc_state);
+void intel_dss_get_compressed_joiner_pipes(struct intel_crtc *crtc,
+					   u8 *primary_pipes,
+					   u8 *secondary_pipes);
+void intel_dss_get_uncompressed_joiner_pipes(struct intel_crtc *crtc,
+					     u8 *primary_pipes,
+					     u8 *secondary_pipes);
 
 #endif /* __INTEL_DSS_H__ */
 
-- 
2.45.2