[PATCH 2/2] drm/i915/display: Remove uhbr13.5 pll state values

Arun R Murthy arun.r.murthy at intel.com
Thu May 9 03:06:46 UTC 2024


uhbr13.5 is not supported on dg2/mtl. This patch removes the pll state
table for synps and c20 PHY.

Signed-off-by: Arun R Murthy <arun.r.murthy at intel.com>
---
 drivers/gpu/drm/i915/display/intel_cx0_phy.c  | 26 --------------
 drivers/gpu/drm/i915/display/intel_dp.c       |  2 --
 drivers/gpu/drm/i915/display/intel_snps_phy.c | 35 -------------------
 3 files changed, 63 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index 8e3b13884bb8..fb07d14d9a7a 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -885,31 +885,6 @@ static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = {
 		},
 };
 
-static const struct intel_c20pll_state mtl_c20_dp_uhbr13_5 = {
-	.clock = 1350000, /* 13.5 Gbps */
-	.tx = {	0xbea0, /* tx cfg0 */
-		0x4800, /* tx cfg1 */
-		0x0000, /* tx cfg2 */
-		},
-	.cmn = {0x0500, /* cmn cfg0*/
-		0x0005, /* cmn cfg1 */
-		0x0000, /* cmn cfg2 */
-		0x0000, /* cmn cfg3 */
-		},
-	.mpllb = { 0x015f,	/* mpllb cfg0 */
-		0x2205,		/* mpllb cfg1 */
-		0x1b17,		/* mpllb cfg2 */
-		0xffc1,		/* mpllb cfg3 */
-		0xe100,		/* mpllb cfg4 */
-		0xbd00,		/* mpllb cfg5 */
-		0x2000,		/* mpllb cfg6 */
-		0x0001,		/* mpllb cfg7 */
-		0x4800,		/* mpllb cfg8 */
-		0x0000,		/* mpllb cfg9 */
-		0x0000,		/* mpllb cfg10 */
-		},
-};
-
 static const struct intel_c20pll_state mtl_c20_dp_uhbr20 = {
 	.clock = 2000000, /* 20 Gbps */
 	.tx = {	0xbe20, /* tx cfg0 */
@@ -940,7 +915,6 @@ static const struct intel_c20pll_state * const mtl_c20_dp_tables[] = {
 	&mtl_c20_dp_hbr2,
 	&mtl_c20_dp_hbr3,
 	&mtl_c20_dp_uhbr10,
-	&mtl_c20_dp_uhbr13_5,
 	&mtl_c20_dp_uhbr20,
 	NULL,
 };
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 7098ca65701f..a9c17c6d8d77 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -247,8 +247,6 @@ static void intel_dp_set_dpcd_sink_rates(struct intel_dp *intel_dp)
 
 		if (uhbr_rates & DP_UHBR10)
 			intel_dp->sink_rates[i++] = 1000000;
-		if (uhbr_rates & DP_UHBR13_5)
-			intel_dp->sink_rates[i++] = 1350000;
 		if (uhbr_rates & DP_UHBR20)
 			intel_dp->sink_rates[i++] = 2000000;
 	}
diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c
index e6df1f92def5..6b1eda0d73d8 100644
--- a/drivers/gpu/drm/i915/display/intel_snps_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c
@@ -213,47 +213,12 @@ static const struct intel_mpllb_state dg2_dp_uhbr10_100 = {
 		REG_FIELD_PREP(SNPS_PHY_MPLLB_SSC_STEPSIZE, 76101),
 };
 
-static const struct intel_mpllb_state dg2_dp_uhbr13_100 = {
-	.clock = 1350000,
-	.ref_control =
-		REG_FIELD_PREP(SNPS_PHY_REF_CONTROL_REF_RANGE, 3),
-	.mpllb_cp =
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_CP_INT, 5) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_CP_PROP, 45) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_CP_INT_GS, 65) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_CP_PROP_GS, 127),
-	.mpllb_div =
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_DIV5_CLK_EN, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_DIV_CLK_EN, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_DIV_MULTIPLIER, 8) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_PMIX_EN, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_WORD_DIV2_EN, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_DP2_MODE, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_V2I, 3),
-	.mpllb_div2 =
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_REF_CLK_DIV, 2) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_MULTIPLIER, 508),
-	.mpllb_fracn1 =
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_FRACN_CGG_UPDATE_EN, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_FRACN_DEN, 1),
-
-	/*
-	 * SSC will be enabled, DP UHBR has a minimum SSC requirement.
-	 */
-	.mpllb_sscen =
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_SSC_EN, 1) |
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_SSC_PEAK, 79626),
-	.mpllb_sscstep =
-		REG_FIELD_PREP(SNPS_PHY_MPLLB_SSC_STEPSIZE, 102737),
-};
-
 static const struct intel_mpllb_state * const dg2_dp_100_tables[] = {
 	&dg2_dp_rbr_100,
 	&dg2_dp_hbr1_100,
 	&dg2_dp_hbr2_100,
 	&dg2_dp_hbr3_100,
 	&dg2_dp_uhbr10_100,
-	&dg2_dp_uhbr13_100,
 	NULL,
 };
 
-- 
2.25.1



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