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* [PATCH] drm/i915/cx0: split out mtl_get_cx0_buf_trans() to c10 and c20 variants
@ 2024-11-29 11:41 Jani Nikula
  2024-11-29 12:23 ` ✓ i915.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Jani Nikula @ 2024-11-29 11:41 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: jani.nikula, Mika Kahola

The PHY is either c10 or c20, there's no need to check at runtime and
complicate the conditions in mtl_get_cx0_buf_trans().

While at it, replace the direct port clock check with
intel_dp_is_uhbr().

Cc: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 .../drm/i915/display/intel_ddi_buf_trans.c    | 23 +++++++++++++------
 1 file changed, 16 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
index 4d21ce734343..9389b295036e 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
@@ -1687,18 +1687,24 @@ dg2_get_snps_buf_trans(struct intel_encoder *encoder,
 }
 
 static const struct intel_ddi_buf_trans *
-mtl_get_cx0_buf_trans(struct intel_encoder *encoder,
+mtl_get_c10_buf_trans(struct intel_encoder *encoder,
 		      const struct intel_crtc_state *crtc_state,
 		      int *n_entries)
 {
-	if (intel_crtc_has_dp_encoder(crtc_state) && crtc_state->port_clock >= 1000000)
+	return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries);
+}
+
+static const struct intel_ddi_buf_trans *
+mtl_get_c20_buf_trans(struct intel_encoder *encoder,
+		      const struct intel_crtc_state *crtc_state,
+		      int *n_entries)
+{
+	if (intel_crtc_has_dp_encoder(crtc_state) && intel_dp_is_uhbr(crtc_state))
 		return intel_get_buf_trans(&mtl_c20_trans_uhbr, n_entries);
-	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) && !(intel_encoder_is_c10phy(encoder)))
+	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
 		return intel_get_buf_trans(&mtl_c20_trans_hdmi, n_entries);
-	else if (!intel_encoder_is_c10phy(encoder))
-		return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries);
 	else
-		return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries);
+		return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries);
 }
 
 void intel_ddi_buf_trans_init(struct intel_encoder *encoder)
@@ -1706,7 +1712,10 @@ void intel_ddi_buf_trans_init(struct intel_encoder *encoder)
 	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
 
 	if (DISPLAY_VER(i915) >= 14) {
-		encoder->get_buf_trans = mtl_get_cx0_buf_trans;
+		if (intel_encoder_is_c10phy(encoder))
+			encoder->get_buf_trans = mtl_get_c10_buf_trans;
+		else
+			encoder->get_buf_trans = mtl_get_c20_buf_trans;
 	} else if (IS_DG2(i915)) {
 		encoder->get_buf_trans = dg2_get_snps_buf_trans;
 	} else if (IS_ALDERLAKE_P(i915)) {
-- 
2.39.5


^ permalink raw reply related	[flat|nested] 5+ messages in thread
end of thread, other threads:[~2024-12-04  9:21 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2024-11-29 11:41 [PATCH] drm/i915/cx0: split out mtl_get_cx0_buf_trans() to c10 and c20 variants Jani Nikula
2024-11-29 12:23 ` ✓ i915.CI.BAT: success for " Patchwork
2024-11-29 16:39 ` ✓ i915.CI.Full: " Patchwork
2024-12-04  8:54 ` [PATCH] " Kahola, Mika
2024-12-04  9:21   ` Jani Nikula

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