diff mbox series

[v3,4/7] drm/i915/xe3lpd: Add C20 Phy consolidated programming table

Message ID 20241015231124.23982-5-matthew.s.atwood@intel.com (mailing list archive)
State New
Headers show
Series Add xe3lpd edp enabling | expand

Commit Message

Matt Atwood Oct. 15, 2024, 11:11 p.m. UTC 
From: Suraj Kandpal <suraj.kandpal@intel.com>

From DISPLAY_VER() >= 30 C20 PHY consolidated programming table of
DP and eDP been merged and now use the same rates and values. eDP
over TypeC has also been introduced.
Moreover it allows more granular and higher rates. Add new table to
represent this change.

Bspec: 68961
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Signed-off-by: Matt Atwood <matthew.s.atwood@intel.com>
Reviewed-by: Clint Taylor <Clinton.A.Taylor@intel.com>
---
 drivers/gpu/drm/i915/display/intel_cx0_phy.c | 26 +++++++++++++++++---
 1 file changed, 23 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index f73d576fd99e..f878ef1a97ec 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -1122,6 +1122,22 @@  static const struct intel_c20pll_state * const xe2hpd_c20_dp_tables[] = {
 	NULL,
 };
 
+static const struct intel_c20pll_state * const xe3lpd_c20_dp_edp_tables[] = {
+	&mtl_c20_dp_rbr,
+	&xe2hpd_c20_edp_r216,
+	&xe2hpd_c20_edp_r243,
+	&mtl_c20_dp_hbr1,
+	&xe2hpd_c20_edp_r324,
+	&xe2hpd_c20_edp_r432,
+	&mtl_c20_dp_hbr2,
+	&xe2hpd_c20_edp_r675,
+	&mtl_c20_dp_hbr3,
+	&mtl_c20_dp_uhbr10,
+	&xe2hpd_c20_dp_uhbr13_5,
+	&mtl_c20_dp_uhbr20,
+	NULL,
+};
+
 /*
  * HDMI link rates with 38.4 MHz reference clock.
  */
@@ -2242,10 +2258,14 @@  intel_c20_pll_tables_get(struct intel_crtc_state *crtc_state,
 	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
 
 	if (intel_crtc_has_dp_encoder(crtc_state)) {
-		if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
-			return xe2hpd_c20_edp_tables;
+		if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP)) {
+			if (DISPLAY_VER_FULL(i915) == IP_VER(14, 1))
+				return xe2hpd_c20_edp_tables;
+		}
 
-		if (DISPLAY_VER_FULL(i915) == IP_VER(14, 1))
+		if (DISPLAY_VER(i915) >= 30)
+			return xe3lpd_c20_dp_edp_tables;
+		else if (DISPLAY_VER_FULL(i915) == IP_VER(14, 1))
 			return xe2hpd_c20_dp_tables;
 		else
 			return mtl_c20_dp_tables;