[PATCH 3/4] accel/habanalabs: fix page fault event clear

Oded Gabbay ogabbay at kernel.org
Sun Mar 19 09:41:47 UTC 2023


From: Dani Liberman <dliberman at habana.ai>

After getting page fault in gaudi2, we need to clear the valid bit
instead of the address.

Signed-off-by: Dani Liberman <dliberman at habana.ai>
Reviewed-by: Oded Gabbay <ogabbay at kernel.org>
Signed-off-by: Oded Gabbay <ogabbay at kernel.org>
---
 drivers/accel/habanalabs/gaudi2/gaudi2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c
index 9f6dbc020d27..9e4ef22c5fb2 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c
@@ -8846,7 +8846,7 @@ static void gaudi2_handle_page_error(struct hl_device *hdev, u64 mmu_base, bool
 				is_pmmu ? "PMMU" : "HMMU", addr, ((u64)axid_h << 32) + axid_l);
 	hl_handle_page_fault(hdev, addr, 0, is_pmmu, event_mask);
 
-	WREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_ERROR_CAPTURE), 0);
+	WREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_ACCESS_PAGE_ERROR_VALID), 0);
 }
 
 static void gaudi2_handle_access_error(struct hl_device *hdev, u64 mmu_base, bool is_pmmu)
-- 
2.40.0



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