pan/decode: Decode invalid access type upon fault

We don't have a good way to confirm this, but it parallels the kernel
definitons for MMU faults nicely.

Signed-off-by: Alyssa Rosenzweig <[email protected]>

1 files changed, 15 insertions, 0 deletions

diff --git a/src/panfrost/include/panfrost-job.h b/src/panfrost/include/panfrost-job.h
index 51e9e78b8bd..77b9bc9c7af 100644
--- a/src/panfrost/include/panfrost-job.h
+++ b/src/panfrost/include/panfrost-job.h
@@ -652,6 +652,21 @@ struct mali_job_descriptor_header {
         };
 } __attribute__((packed));
 
+/* These concern exception_status */
+
+/* Access type causing a fault, paralleling AS_FAULTSTATUS_* entries in the
+ * kernel */
+
+enum mali_exception_access {
+        /* Atomic in the kernel for MMU, but that doesn't make sense for a job
+         * fault so it's just unused */
+        MALI_EXCEPTION_ACCESS_NONE    = 0,
+
+        MALI_EXCEPTION_ACCESS_EXECUTE = 1,
+        MALI_EXCEPTION_ACCESS_READ    = 2,
+        MALI_EXCEPTION_ACCESS_WRITE   = 3
+};
+
 struct mali_payload_set_value {
         u64 out;
         u64 unknown;