drm/amd: Add kfd ioctl defines for hw_exception event

Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>

1 files changed, 19 insertions, 1 deletions

diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h
index 46a54ab1e728..88d17c39dbf9 100644
--- a/include/uapi/linux/kfd_ioctl.h
+++ b/include/uapi/linux/kfd_ioctl.h
@@ -189,6 +189,15 @@ struct kfd_ioctl_dbg_wave_control_args {
 
 #define KFD_SIGNAL_EVENT_LIMIT                  4096
 
+/* For kfd_event_data.hw_exception_data.reset_type. */
+#define KFD_HW_EXCEPTION_WHOLE_GPU_RESET        0
+#define KFD_HW_EXCEPTION_PER_ENGINE_RESET       1
+
+/* For kfd_event_data.hw_exception_data.reset_cause. */
+#define KFD_HW_EXCEPTION_GPU_HANG       0
+#define KFD_HW_EXCEPTION_ECC            1
+
+
 struct kfd_ioctl_create_event_args {
         __u64 event_page_offset;        /* from KFD */
         __u32 event_trigger_data;       /* from KFD - signal events only */
@@ -230,10 +239,19 @@ struct kfd_hsa_memory_exception_data {
         __u32 pad;
 };
 
-/* Event data*/
+/* hw exception data */
+struct kfd_hsa_hw_exception_data {
+        uint32_t reset_type;
+        uint32_t reset_cause;
+        uint32_t memory_lost;
+        uint32_t gpu_id;
+};
+
+/* Event data */
 struct kfd_event_data {
         union {
                 struct kfd_hsa_memory_exception_data memory_exception_data;
+                struct kfd_hsa_hw_exception_data hw_exception_data;
         };                              /* From KFD */
         __u64 kfd_event_data_ext;       /* pointer to an extension structure
                                            for future exception types */