Re: [PATCH v3 18/21] drm/msm/dpu: Add TEAR-READ-pointer interrupt to INTF block

From: Dmitry Baryshkov
Date: Tue Apr 25 2023 - 20:08:50 EST


On 26/04/2023 03:06, Dmitry Baryshkov wrote:
On 26/04/2023 02:06, Marijn Suijten wrote:
All SoCs since DPU 5.0.0 have the tear interrupt registers moved out of
the PINGPONG block and into the INTF block.  The new interrupts are
described in dpu_hw_interrupts.c, now wire them up in individual SoC
catalog files by setting the intr_tear_rd_ptr to the IRQ index spcified
in the offset table and enabling this set of DPU interrupts via the
mdss_irqs bitmask.

Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
---
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h   | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h  | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h   | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_2_sc7180.h   |  8 +++++---
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_3_sm6115.h   |  8 +++++---
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_5_qcm2290.h  |  8 +++++---
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h   | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_2_sc7280.h   |  6 ++++--
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h   | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h   | 12 ++++++++----
  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c           | 15 +++++++++++++++
  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h           |  6 ++++--
  13 files changed, 94 insertions(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h
index e0f62f84b3cf5..e8d25a45d6b30 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h
@@ -165,12 +165,14 @@ static const struct dpu_intf_cfg sm8150_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2bc, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2bc, INTF_DSI, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x6b000, 0x2bc, INTF_DSI, 1, 24, INTF_SC7180_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x6b000, 0x2bc, INTF_DSI, 1, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_TEAR_INTR, 2)),
      INTF_BLK("intf_3", INTF_3, 0x6b800, 0x280, INTF_DP, 1, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 31)),
@@ -236,7 +238,9 @@ const struct dpu_mdss_cfg dpu_sm8150_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_INTR) | \
               BIT(MDP_INTF1_INTR) | \
+             BIT(MDP_INTF1_TEAR_INTR) | \
               BIT(MDP_INTF2_INTR) | \
+             BIT(MDP_INTF2_TEAR_INTR) | \
               BIT(MDP_INTF3_INTR) | \
               BIT(MDP_AD4_0_INTR) | \
               BIT(MDP_AD4_1_INTR),
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
index fbcfbbd74875e..62857288ad919 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
@@ -146,12 +146,14 @@ static const struct dpu_intf_cfg sc8180x_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2bc, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2bc, INTF_DSI, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x6b000, 0x2bc, INTF_DSI, 1, 24, INTF_SC7180_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x6b000, 0x2bc, INTF_DSI, 1, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_TEAR_INTR, 2)),
      /* INTF_3 is for MST, wired to INTF_DP 0 and 1, use dummy index until this is supported */
      INTF_BLK("intf_3", INTF_3, 0x6b800, 0x280, INTF_DP, 999, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
@@ -218,7 +220,9 @@ const struct dpu_mdss_cfg dpu_sc8180x_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_INTR) | \
               BIT(MDP_INTF1_INTR) | \
+             BIT(MDP_INTF1_TEAR_INTR) | \
               BIT(MDP_INTF2_INTR) | \
+             BIT(MDP_INTF2_TEAR_INTR) | \
               BIT(MDP_INTF3_INTR) | \
               BIT(MDP_INTF4_INTR) | \
               BIT(MDP_INTF5_INTR) | \
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h
index b63d244224f0b..f77329ab397d0 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h
@@ -166,12 +166,14 @@ static const struct dpu_intf_cfg sm8250_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x6b000, 0x2c0, INTF_DSI, 1, 24, INTF_SC7180_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x6b000, 0x2c0, INTF_DSI, 1, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_TEAR_INTR, 2)),
      INTF_BLK("intf_3", INTF_3, 0x6b800, 0x280, INTF_DP, 1, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 31)),
@@ -244,7 +246,9 @@ const struct dpu_mdss_cfg dpu_sm8250_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_INTR) | \
               BIT(MDP_INTF1_INTR) | \
+             BIT(MDP_INTF1_TEAR_INTR) | \
               BIT(MDP_INTF2_INTR) | \
+             BIT(MDP_INTF2_TEAR_INTR) | \
               BIT(MDP_INTF3_INTR) | \
               BIT(MDP_INTF4_INTR),
  };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_2_sc7180.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_2_sc7180.h
index 9994b3aa1bb0f..279e14d9fabcd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_2_sc7180.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_2_sc7180.h
@@ -88,9 +88,10 @@ static const struct dpu_intf_cfg sc7180_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
  };
  static const struct dpu_wb_cfg sc7180_wb[] = {
@@ -154,7 +155,8 @@ const struct dpu_mdss_cfg dpu_sc7180_cfg = {
               BIT(MDP_SSPP_TOP0_INTR2) | \
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_INTR) | \
-             BIT(MDP_INTF1_INTR),
+             BIT(MDP_INTF1_INTR) | \
+             BIT(MDP_INTF1_TEAR_INTR),
  };
  #endif
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_3_sm6115.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_3_sm6115.h
index 88a0d6119ad50..5509ceb5d55bd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_3_sm6115.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_3_sm6115.h
@@ -67,9 +67,10 @@ static const struct dpu_pingpong_cfg sm6115_pp[] = {
  static const struct dpu_intf_cfg sm6115_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x00000, 0x280, INTF_NONE, 0, 0, 0, 0, 0),
-    INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
  };
  static const struct dpu_perf_cfg sm6115_perf_data = {
@@ -124,7 +125,8 @@ const struct dpu_mdss_cfg dpu_sm6115_cfg = {
      .mdss_irqs = BIT(MDP_SSPP_TOP0_INTR) | \
               BIT(MDP_SSPP_TOP0_INTR2) | \
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
-             BIT(MDP_INTF1_INTR),
+             BIT(MDP_INTF1_INTR) | \
+             BIT(MDP_INTF1_TEAR_INTR),
  };
  #endif
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_5_qcm2290.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_5_qcm2290.h
index cd6f4048f286b..22b8a173d2142 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_5_qcm2290.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_5_qcm2290.h
@@ -64,9 +64,10 @@ static const struct dpu_pingpong_cfg qcm2290_pp[] = {
  static const struct dpu_intf_cfg qcm2290_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x00000, 0x280, INTF_NONE, 0, 0, 0, 0, 0),
-    INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
  };
  static const struct dpu_perf_cfg qcm2290_perf_data = {
@@ -114,7 +115,8 @@ const struct dpu_mdss_cfg dpu_qcm2290_cfg = {
      .mdss_irqs = BIT(MDP_SSPP_TOP0_INTR) | \
               BIT(MDP_SSPP_TOP0_INTR2) | \
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
-             BIT(MDP_INTF1_INTR),
+             BIT(MDP_INTF1_INTR) | \
+             BIT(MDP_INTF1_TEAR_INTR),
  };
  #endif
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h
index 95f4caf230e7c..8a44d51111980 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h
@@ -157,12 +157,14 @@ static const struct dpu_intf_cfg sm8350_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x34000, 0x280, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x35000, 0x2c4, INTF_DSI, 0, 24, INTF_SC7280_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x35000, 0x2c4, INTF_DSI, 0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x36000, 0x2c4, INTF_DSI, 1, 24, INTF_SC7280_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_7xxx_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x36000, 0x2c4, INTF_DSI, 1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_7xxx_TEAR_INTR, 2)),
      INTF_BLK("intf_3", INTF_3, 0x37000, 0x280, INTF_DP, MSM_DP_CONTROLLER_1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 31)),
@@ -227,7 +229,9 @@ const struct dpu_mdss_cfg dpu_sm8350_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_7xxx_INTR) | \
               BIT(MDP_INTF1_7xxx_INTR) | \
+             BIT(MDP_INTF1_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF2_7xxx_INTR) | \
+             BIT(MDP_INTF2_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF3_7xxx_INTR),
  };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_2_sc7280.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_2_sc7280.h
index 56bd2ec8ca54c..91f056fb12476 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_2_sc7280.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_2_sc7280.h
@@ -97,9 +97,10 @@ static const struct dpu_intf_cfg sc7280_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x34000, 0x280, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x35000, 0x2c4, INTF_DSI, 0, 24, INTF_SC7280_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x35000, 0x2c4, INTF_DSI, 0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_7xxx_TEAR_INTR, 2)),
      INTF_BLK("intf_5", INTF_5, 0x39000, 0x280, INTF_DP, MSM_DP_CONTROLLER_1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 22),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 23)),
@@ -158,6 +159,7 @@ const struct dpu_mdss_cfg dpu_sc7280_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_7xxx_INTR) | \
               BIT(MDP_INTF1_7xxx_INTR) | \
+             BIT(MDP_INTF1_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF5_7xxx_INTR),
  };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h
index 456f3abb486e2..937ef70d16c65 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h
@@ -146,12 +146,14 @@ static const struct dpu_intf_cfg sc8280xp_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x34000, 0x280, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x35000, 0x300, INTF_DSI, 0, 24, INTF_SC7280_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x35000, 0x300, INTF_DSI, 0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x36000, 0x300, INTF_DSI, 1, 24, INTF_SC7280_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_7xxx_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x36000, 0x300, INTF_DSI, 1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_7xxx_TEAR_INTR, 2)),
      INTF_BLK("intf_3", INTF_3, 0x37000, 0x280, INTF_NONE, MSM_DP_CONTROLLER_0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 31)),
@@ -228,7 +230,9 @@ const struct dpu_mdss_cfg dpu_sc8280xp_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_7xxx_INTR) | \
               BIT(MDP_INTF1_7xxx_INTR) | \
+             BIT(MDP_INTF1_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF2_7xxx_INTR) | \
+             BIT(MDP_INTF2_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF3_7xxx_INTR) | \
               BIT(MDP_INTF4_7xxx_INTR) | \
               BIT(MDP_INTF5_7xxx_INTR) | \
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h
index 6c94fb8f2d4c4..70fcc4cd61582 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h
@@ -165,12 +165,14 @@ static const struct dpu_intf_cfg sm8450_intf[] = {
      INTF_BLK("intf_0", INTF_0, 0x34000, 0x280, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
-    INTF_BLK("intf_1", INTF_1, 0x35000, 0x300, INTF_DSI, 0, 24, INTF_SC7280_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x35000, 0x300, INTF_DSI, 0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x36000, 0x300, INTF_DSI, 1, 24, INTF_SC7280_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_7xxx_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x36000, 0x300, INTF_DSI, 1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_7xxx_TEAR_INTR, 2)),
      INTF_BLK("intf_3", INTF_3, 0x37000, 0x280, INTF_DP, MSM_DP_CONTROLLER_1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 31)),
@@ -235,7 +237,9 @@ const struct dpu_mdss_cfg dpu_sm8450_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_7xxx_INTR) | \
               BIT(MDP_INTF1_7xxx_INTR) | \
+             BIT(MDP_INTF1_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF2_7xxx_INTR) | \
+             BIT(MDP_INTF2_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF3_7xxx_INTR),
  };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h
index 55c72419964d1..dcec15dd630fc 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h
@@ -170,12 +170,14 @@ static const struct dpu_intf_cfg sm8550_intf[] = {
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25)),
      /* TODO TE sub-blocks for intf1 & intf2 */

The TODO can be dropped

-    INTF_BLK("intf_1", INTF_1, 0x35000, 0x300, INTF_DSI, 0, 24, INTF_SC7280_MASK,
+    INTF_BLK_DSI_TE("intf_1", INTF_1, 0x35000, 0x300, INTF_DSI, 0, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27)),
-    INTF_BLK("intf_2", INTF_2, 0x36000, 0x300, INTF_DSI, 1, 24, INTF_SC7280_MASK,
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+            DPU_IRQ_IDX(MDP_INTF1_7xxx_TEAR_INTR, 2)),
+    INTF_BLK_DSI_TE("intf_2", INTF_2, 0x36000, 0x300, INTF_DSI, 1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
-            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29)),
+            DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+            DPU_IRQ_IDX(MDP_INTF2_7xxx_TEAR_INTR, 2)),
      INTF_BLK("intf_3", INTF_3, 0x37000, 0x280, INTF_DP, MSM_DP_CONTROLLER_1, 24, INTF_SC7280_MASK,
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 30),
              DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 31)),
@@ -240,7 +242,9 @@ const struct dpu_mdss_cfg dpu_sm8550_cfg = {
               BIT(MDP_SSPP_TOP0_HIST_INTR) | \
               BIT(MDP_INTF0_7xxx_INTR) | \
               BIT(MDP_INTF1_7xxx_INTR) | \
+             BIT(MDP_INTF1_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF2_7xxx_INTR) | \
+             BIT(MDP_INTF2_7xxx_TEAR_INTR) | \
               BIT(MDP_INTF3_7xxx_INTR),
  };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
index d3eda7192908e..db558a9ae36ec 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
@@ -553,6 +553,21 @@ static const struct dpu_pingpong_sub_blks sc7280_pp_sblk = {
      .prog_fetch_lines_worst_case = _progfetch, \
      .intr_underrun = _underrun, \
      .intr_vsync = _vsync, \
+    .intr_tear_rd_ptr = -1, \
+    }
+
+/* DSI Interface sub-block with TEAR registers (since DPU 5.0.0) */
+#define INTF_BLK_DSI_TE(_name, _id, _base, _len, _type, _ctrl_id, _progfetch, _features, _underrun, _vsync, _tear_rd_ptr) \
+    {\
+    .name = _name, .id = _id, \
+    .base = _base, .len = _len, \
+    .features = _features, \
+    .type = _type, \
+    .controller_id = _ctrl_id, \
+    .prog_fetch_lines_worst_case = _progfetch, \
+    .intr_underrun = _underrun, \
+    .intr_vsync = _vsync, \
+    .intr_tear_rd_ptr = _tear_rd_ptr, \
      }
  /*************************************************************
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
index 599e177b89dd2..756bff1d2185d 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
@@ -629,8 +629,9 @@ struct dpu_dsc_cfg {
   * @type:              Interface type(DSI, DP, HDMI)
   * @controller_id:     Controller Instance ID in case of multiple of intf type
   * @prog_fetch_lines_worst_case    Worst case latency num lines needed to prefetch
- * @intr_underrun:    index for INTF underrun interrupt
- * @intr_vsync:            index for INTF VSYNC interrupt

Again, reindent with the functional changes.


Other than the two mentioned nits:

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>


+ * @intr_underrun:     index for INTF underrun interrupt
+ * @intr_vsync:        index for INTF VSYNC interrupt
+ * @intr_tear_rd_ptr:  index for INTF TEAR_RD_PTR interrupt
   */
  struct dpu_intf_cfg  {
      DPU_HW_BLK_INFO;
@@ -639,6 +640,7 @@ struct dpu_intf_cfg  {
      u32 prog_fetch_lines_worst_case;
      s32 intr_underrun;
      s32 intr_vsync;
+    s32 intr_tear_rd_ptr;
  };
  /**



--
With best wishes
Dmitry