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Diffstat (limited to 'drivers/media/platform/qcom/iris/iris_state.h')
-rw-r--r--drivers/media/platform/qcom/iris/iris_state.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_state.h b/drivers/media/platform/qcom/iris/iris_state.h
new file mode 100644
index 000000000000..1ffe6fe706bd
--- /dev/null
+++ b/drivers/media/platform/qcom/iris/iris_state.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef __IRIS_STATE_H__
+#define __IRIS_STATE_H__
+
+/**
+ * enum iris_core_state
+ *
+ * @IRIS_CORE_DEINIT: default state.
+ * @IRIS_CORE_INIT: core state with core initialized. FW loaded and
+ * HW brought out of reset, shared queues established
+ * between host driver and firmware.
+ * @IRIS_CORE_ERROR: error state.
+ *
+ * -----------
+ * |
+ * V
+ * -----------
+ * +--->| DEINIT |<---+
+ * | ----------- |
+ * | | |
+ * | v |
+ * | ----------- |
+ * | / \ |
+ * | / \ |
+ * | / \ |
+ * | v v v
+ * ----------- -----------
+ * | INIT |--->| ERROR |
+ * ----------- -----------
+ */
+enum iris_core_state {
+ IRIS_CORE_DEINIT,
+ IRIS_CORE_INIT,
+ IRIS_CORE_ERROR,
+};
+
+#endif