[PATCH 02/10] accel/ivpu: Call diagnose failure in ivpu_mmu_cmdq_sync()

Jacek Lawrynowicz jacek.lawrynowicz at linux.intel.com
Fri Jan 5 11:22:10 UTC 2024


From: "Wachowski, Karol" <karol.wachowski at intel.com>

Check for possible failure reasons in the buttress.
Some errors (like external abort) should have corresponding buttress errors
registers set indicating the real reason of failure.

Signed-off-by: Wachowski, Karol <karol.wachowski at intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz at linux.intel.com>
---
 drivers/accel/ivpu/ivpu_mmu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/accel/ivpu/ivpu_mmu.c b/drivers/accel/ivpu/ivpu_mmu.c
index 92ef651098d8..1f813625aab3 100644
--- a/drivers/accel/ivpu/ivpu_mmu.c
+++ b/drivers/accel/ivpu/ivpu_mmu.c
@@ -7,6 +7,7 @@
 #include <linux/highmem.h>
 
 #include "ivpu_drv.h"
+#include "ivpu_hw.h"
 #include "ivpu_hw_reg_io.h"
 #include "ivpu_mmu.h"
 #include "ivpu_mmu_context.h"
@@ -518,6 +519,7 @@ static int ivpu_mmu_cmdq_sync(struct ivpu_device *vdev)
 
 		ivpu_err(vdev, "Timed out waiting for MMU consumer: %d, error: %s\n", ret,
 			 ivpu_mmu_cmdq_err_to_str(err));
+		ivpu_hw_diagnose_failure(vdev);
 	}
 
 	return ret;
-- 
2.43.0



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