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-rw-r--r--sys/dev/pci/drm/amd/amdgpu/cik_ih.c6
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/cz_ih.c5
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/iceland_ih.c5
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/ih_v6_0.c6
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/ih_v6_1.c7
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/navi10_ih.c6
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/si_ih.c6
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/tonga_ih.c6
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/vega10_ih.c6
-rw-r--r--sys/dev/pci/drm/amd/amdgpu/vega20_ih.c6
10 files changed, 59 insertions, 0 deletions
diff --git a/sys/dev/pci/drm/amd/amdgpu/cik_ih.c b/sys/dev/pci/drm/amd/amdgpu/cik_ih.c
index 6f7c031dd19..f24e34dc33d 100644
--- a/sys/dev/pci/drm/amd/amdgpu/cik_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/cik_ih.c
@@ -204,6 +204,12 @@ static u32 cik_ih_get_wptr(struct amdgpu_device *adev,
tmp = RREG32(mmIH_RB_CNTL);
tmp |= IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
WREG32(mmIH_RB_CNTL, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
+ WREG32(mmIH_RB_CNTL, tmp);
}
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/cz_ih.c b/sys/dev/pci/drm/amd/amdgpu/cz_ih.c
index b8c47e0cf37..c19681492ef 100644
--- a/sys/dev/pci/drm/amd/amdgpu/cz_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/cz_ih.c
@@ -216,6 +216,11 @@ static u32 cz_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32(mmIH_RB_CNTL, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32(mmIH_RB_CNTL, tmp);
out:
return (wptr & ih->ptr_mask);
diff --git a/sys/dev/pci/drm/amd/amdgpu/iceland_ih.c b/sys/dev/pci/drm/amd/amdgpu/iceland_ih.c
index aecad530b10..2c02ae69883 100644
--- a/sys/dev/pci/drm/amd/amdgpu/iceland_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/iceland_ih.c
@@ -215,6 +215,11 @@ static u32 iceland_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32(mmIH_RB_CNTL, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32(mmIH_RB_CNTL, tmp);
out:
return (wptr & ih->ptr_mask);
diff --git a/sys/dev/pci/drm/amd/amdgpu/ih_v6_0.c b/sys/dev/pci/drm/amd/amdgpu/ih_v6_0.c
index ec0c8f8b465..f432dc72df6 100644
--- a/sys/dev/pci/drm/amd/amdgpu/ih_v6_0.c
+++ b/sys/dev/pci/drm/amd/amdgpu/ih_v6_0.c
@@ -418,6 +418,12 @@ static u32 ih_v6_0_get_wptr(struct amdgpu_device *adev,
tmp = RREG32_NO_KIQ(ih_regs->ih_rb_cntl);
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
out:
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/ih_v6_1.c b/sys/dev/pci/drm/amd/amdgpu/ih_v6_1.c
index 8fb05eae340..b8da0fc2937 100644
--- a/sys/dev/pci/drm/amd/amdgpu/ih_v6_1.c
+++ b/sys/dev/pci/drm/amd/amdgpu/ih_v6_1.c
@@ -418,6 +418,13 @@ static u32 ih_v6_1_get_wptr(struct amdgpu_device *adev,
tmp = RREG32_NO_KIQ(ih_regs->ih_rb_cntl);
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/navi10_ih.c b/sys/dev/pci/drm/amd/amdgpu/navi10_ih.c
index b6a8478dabf..737eff53f54 100644
--- a/sys/dev/pci/drm/amd/amdgpu/navi10_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/navi10_ih.c
@@ -442,6 +442,12 @@ static u32 navi10_ih_get_wptr(struct amdgpu_device *adev,
tmp = RREG32_NO_KIQ(ih_regs->ih_rb_cntl);
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
out:
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/si_ih.c b/sys/dev/pci/drm/amd/amdgpu/si_ih.c
index 9a24f17a575..cada9f300a7 100644
--- a/sys/dev/pci/drm/amd/amdgpu/si_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/si_ih.c
@@ -119,6 +119,12 @@ static u32 si_ih_get_wptr(struct amdgpu_device *adev,
tmp = RREG32(IH_RB_CNTL);
tmp |= IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
WREG32(IH_RB_CNTL, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
+ WREG32(IH_RB_CNTL, tmp);
}
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/tonga_ih.c b/sys/dev/pci/drm/amd/amdgpu/tonga_ih.c
index 917707bba7f..450b6e83150 100644
--- a/sys/dev/pci/drm/amd/amdgpu/tonga_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/tonga_ih.c
@@ -219,6 +219,12 @@ static u32 tonga_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32(mmIH_RB_CNTL, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32(mmIH_RB_CNTL, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/vega10_ih.c b/sys/dev/pci/drm/amd/amdgpu/vega10_ih.c
index d364c6dd152..bf68e18e382 100644
--- a/sys/dev/pci/drm/amd/amdgpu/vega10_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/vega10_ih.c
@@ -373,6 +373,12 @@ static u32 vega10_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
diff --git a/sys/dev/pci/drm/amd/amdgpu/vega20_ih.c b/sys/dev/pci/drm/amd/amdgpu/vega20_ih.c
index dbc99536440..131e7b76951 100644
--- a/sys/dev/pci/drm/amd/amdgpu/vega20_ih.c
+++ b/sys/dev/pci/drm/amd/amdgpu/vega20_ih.c
@@ -421,6 +421,12 @@ static u32 vega20_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-17 05:38:44 +0000