1 files changed, 37 insertions, 6 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
index 14514a145c17..621aeca53880 100644
--- a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
+++ b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
@@ -254,8 +254,8 @@ static void df_v3_6_sw_init(struct amdgpu_device *adev)
 
 static void df_v3_6_sw_fini(struct amdgpu_device *adev)
 {
-
-	device_remove_file(adev->dev, &dev_attr_df_cntr_avail);
+	if (adev->dev->kobj.sd)
+		device_remove_file(adev->dev, &dev_attr_df_cntr_avail);
 
 }
 
@@ -332,7 +332,7 @@ static void df_v3_6_update_medium_grain_clock_gating(struct amdgpu_device *adev,
 }
 
 static void df_v3_6_get_clockgating_state(struct amdgpu_device *adev,
-					  u32 *flags)
+					  u64 *flags)
 {
 	u32 tmp;
 
@@ -458,7 +458,7 @@ static int df_v3_6_pmc_add_cntr(struct amdgpu_device *adev,
 
 #define DEFERRED_ARM_MASK	(1 << 31)
 static int df_v3_6_pmc_set_deferred(struct amdgpu_device *adev,
-				    int counter_idx, uint64_t config,
+				    uint64_t config, int counter_idx,
 				    bool is_deferred)
 {
 
@@ -476,8 +476,8 @@ static int df_v3_6_pmc_set_deferred(struct amdgpu_device *adev,
 }
 
 static bool df_v3_6_pmc_is_deferred(struct amdgpu_device *adev,
-				    int counter_idx,
-				    uint64_t config)
+				    uint64_t config,
+				    int counter_idx)
 {
 	return	(df_v3_6_pmc_has_counter(adev, config, counter_idx) &&
 			(adev->df_perfmon_config_assign_mask[counter_idx]
@@ -637,6 +637,36 @@ static void df_v3_6_pmc_get_count(struct amdgpu_device *adev,
 	}
 }
 
+static bool df_v3_6_query_ras_poison_mode(struct amdgpu_device *adev)
+{
+	uint32_t hw_assert_msklo, hw_assert_mskhi;
+	uint32_t v0, v1, v28, v31;
+
+	hw_assert_msklo = RREG32_SOC15(DF, 0,
+				mmDF_CS_UMC_AON0_HardwareAssertMaskLow);
+	hw_assert_mskhi = RREG32_SOC15(DF, 0,
+				mmDF_NCS_PG0_HardwareAssertMaskHigh);
+
+	v0 = REG_GET_FIELD(hw_assert_msklo,
+		DF_CS_UMC_AON0_HardwareAssertMaskLow, HWAssertMsk0);
+	v1 = REG_GET_FIELD(hw_assert_msklo,
+		DF_CS_UMC_AON0_HardwareAssertMaskLow, HWAssertMsk1);
+	v28 = REG_GET_FIELD(hw_assert_mskhi,
+		DF_NCS_PG0_HardwareAssertMaskHigh, HWAssertMsk28);
+	v31 = REG_GET_FIELD(hw_assert_mskhi,
+		DF_NCS_PG0_HardwareAssertMaskHigh, HWAssertMsk31);
+
+	if (v0 && v1 && v28 && v31)
+		return true;
+	else if (!v0 && !v1 && !v28 && !v31)
+		return false;
+	else {
+		dev_warn(adev->dev, "DF poison setting is inconsistent(%d:%d:%d:%d)!\n",
+				v0, v1, v28, v31);
+		return false;
+	}
+}
+
 const struct amdgpu_df_funcs df_v3_6_funcs = {
 	.sw_init = df_v3_6_sw_init,
 	.sw_fini = df_v3_6_sw_fini,
@@ -651,4 +681,5 @@ const struct amdgpu_df_funcs df_v3_6_funcs = {
 	.pmc_get_count = df_v3_6_pmc_get_count,
 	.get_fica = df_v3_6_get_fica,
 	.set_fica = df_v3_6_set_fica,
+	.query_ras_poison_mode = df_v3_6_query_ras_poison_mode,
 };