diff options
| -rw-r--r-- | drivers/accel/habanalabs/gaudi2/gaudi2.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c index 4981b8eb0ff5..1cb2b72e1cd2 100644 --- a/drivers/accel/habanalabs/gaudi2/gaudi2.c +++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c @@ -162,6 +162,9 @@ #define PSOC_RAZWI_ENG_STR_SIZE 128 #define PSOC_RAZWI_MAX_ENG_PER_RTR 5 +/* HW scrambles only bits 0-25 */ +#define HW_UNSCRAMBLED_BITS_MASK GENMASK_ULL(63, 26) + struct gaudi2_razwi_info { u32 axuser_xy; u32 rtr_ctrl; @@ -8835,11 +8838,16 @@ static void gaudi2_handle_page_error(struct hl_device *hdev, u64 mmu_base, bool addr <<= 32; addr |= RREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_ERROR_CAPTURE_VA)); - if (!is_pmmu) + if (is_pmmu) { + dev_err_ratelimited(hdev->dev, "PMMU page fault on va 0x%llx\n", addr); + } else { + addr = gaudi2_mmu_descramble_addr(hdev, addr); + addr &= HW_UNSCRAMBLED_BITS_MASK; + dev_err_ratelimited(hdev->dev, "HMMU page fault on va range 0x%llx - 0x%llx\n", + addr, addr + ~HW_UNSCRAMBLED_BITS_MASK); + } - dev_err_ratelimited(hdev->dev, "%s page fault on va 0x%llx\n", - is_pmmu ? "PMMU" : "HMMU", addr); hl_handle_page_fault(hdev, addr, 0, is_pmmu, event_mask); WREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_ACCESS_PAGE_ERROR_VALID), 0); |