[PATCH 1/2] drm/i915/display/drrs: Refactor CPU transcoder DRRS check

[Bhanuprakash Modem]

Rename cpu_transcoder_has_drrs() to intel_cpu_transcoder_has_drrs()
and make it as non-static, therefore it can be re-used.

Cc: Jani Nikula <jani.nikula at intel.com>
Cc: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
Cc: Mitul Golani <mitulkumar.ajitkumar.golani at intel.com>
Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display.c |  9 +++++++++
 drivers/gpu/drm/i915/display/intel_display.h |  2 ++
 drivers/gpu/drm/i915/display/intel_dp.c      | 11 +----------
 3 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 00ac65a14029..2210d3bb2e0a 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -2582,6 +2582,15 @@ void intel_cpu_transcoder_set_m2_n2(struct intel_crtc *crtc,
 		      PIPE_LINK_M2(transcoder), PIPE_LINK_N2(transcoder));
 }
 
+bool intel_cpu_transcoder_has_drrs(struct drm_i915_private *i915,
+				   enum transcoder cpu_transcoder)
+{
+	if (HAS_DOUBLE_BUFFERED_M_N(i915))
+		return true;
+
+	return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder);
+}
+
 static void intel_set_transcoder_timings(const struct intel_crtc_state *crtc_state)
 {
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index f4a0773f0fca..0dc39a8a517e 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -484,6 +484,8 @@ void intel_cpu_transcoder_get_m1_n1(struct intel_crtc *crtc,
 void intel_cpu_transcoder_get_m2_n2(struct intel_crtc *crtc,
 				    enum transcoder cpu_transcoder,
 				    struct intel_link_m_n *m_n);
+bool intel_cpu_transcoder_has_drrs(struct drm_i915_private *i915,
+				    enum transcoder cpu_transcoder);
 int intel_dotclock_calculate(int link_freq, const struct intel_link_m_n *m_n);
 int intel_crtc_dotclock(const struct intel_crtc_state *pipe_config);
 enum intel_display_power_domain intel_port_to_power_domain(struct intel_digital_port *dig_port);
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index e13121dc3a03..5c3c0449e866 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2689,15 +2689,6 @@ intel_dp_compute_hdr_metadata_infoframe_sdp(struct intel_dp *intel_dp,
 		intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GAMUT_METADATA);
 }
 
-static bool cpu_transcoder_has_drrs(struct drm_i915_private *i915,
-				    enum transcoder cpu_transcoder)
-{
-	if (HAS_DOUBLE_BUFFERED_M_N(i915))
-		return true;
-
-	return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder);
-}
-
 static bool can_enable_drrs(struct intel_connector *connector,
 			    const struct intel_crtc_state *pipe_config,
 			    const struct drm_display_mode *downclock_mode)
@@ -2720,7 +2711,7 @@ static bool can_enable_drrs(struct intel_connector *connector,
 	if (pipe_config->has_pch_encoder)
 		return false;
 
-	if (!cpu_transcoder_has_drrs(i915, pipe_config->cpu_transcoder))
+	if (!intel_cpu_transcoder_has_drrs(i915, pipe_config->cpu_transcoder))
 		return false;
 
 	return downclock_mode &&
-- 
2.43.0