Merging upstream version 6.10.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 17 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
index 22175da0e1..d200310d17 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
@@ -443,6 +443,22 @@ static void gfxhub_v1_0_init(struct amdgpu_device *adev)
 		mmVM_INVALIDATE_ENG0_ADDR_RANGE_LO32;
 }
 
+static bool gfxhub_v1_0_query_utcl2_poison_status(struct amdgpu_device *adev,
+				int xcc_id)
+{
+	u32 status = 0;
+	struct amdgpu_vmhub *hub;
+
+	if (amdgpu_ip_version(adev, GC_HWIP, 0) != IP_VERSION(9, 4, 2))
+		return false;
+
+	hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
+	status = RREG32(hub->vm_l2_pro_fault_status);
+	/* reset page fault status */
+	WREG32_P(hub->vm_l2_pro_fault_cntl, 1, ~1);
+
+	return REG_GET_FIELD(status, VM_L2_PROTECTION_FAULT_STATUS, FED);
+}
 
 const struct amdgpu_gfxhub_funcs gfxhub_v1_0_funcs = {
 	.get_mc_fb_offset = gfxhub_v1_0_get_mc_fb_offset,
@@ -452,4 +468,5 @@ const struct amdgpu_gfxhub_funcs gfxhub_v1_0_funcs = {
 	.set_fault_enable_default = gfxhub_v1_0_set_fault_enable_default,
 	.init = gfxhub_v1_0_init,
 	.get_xgmi_info = gfxhub_v1_1_get_xgmi_info,
+	.query_utcl2_poison_status = gfxhub_v1_0_query_utcl2_poison_status,
 };