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drm/radeon/cik: log and handle VM page fault interrupts

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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2012-09-06 14:24:48 -04:00
parent a59781bbe5
commit 9d97c99b18
2 changed files with 14 additions and 0 deletions
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10
drivers/gpu/drm/radeon/cik.c
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@ -3676,6 +3676,16 @@ restart_ih:
break;
}
break;
case 146:
case 147:
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
/* reset addr and status */
WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 176: /* GFX RB CP_INT */
case 177: /* GFX IB CP_INT */
radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);

4
drivers/gpu/drm/radeon/cikd.h
View File

@ -95,6 +95,10 @@
#define VM_INVALIDATE_REQUEST 0x1478
#define VM_INVALIDATE_RESPONSE 0x147c
#define VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x14DC
#define VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x14FC
#define VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR 0x1518
#define VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR 0x151c