1 files changed, 55 insertions, 0 deletions
diff --git a/include/linux/soc/mediatek/mtk-mutex.h b/include/linux/soc/mediatek/mtk-mutex.h
new file mode 100644
index 000000000..b335c2837
--- /dev/null
+++ b/include/linux/soc/mediatek/mtk-mutex.h
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2015 MediaTek Inc.
+ */
+
+#ifndef MTK_MUTEX_H
+#define MTK_MUTEX_H
+
+struct regmap;
+struct device;
+struct mtk_mutex;
+
+enum mtk_mutex_mod_index {
+	/* MDP table index */
+	MUTEX_MOD_IDX_MDP_RDMA0,
+	MUTEX_MOD_IDX_MDP_RSZ0,
+	MUTEX_MOD_IDX_MDP_RSZ1,
+	MUTEX_MOD_IDX_MDP_TDSHP0,
+	MUTEX_MOD_IDX_MDP_WROT0,
+	MUTEX_MOD_IDX_MDP_WDMA,
+	MUTEX_MOD_IDX_MDP_AAL0,
+	MUTEX_MOD_IDX_MDP_CCORR0,
+	MUTEX_MOD_IDX_MDP_HDR0,
+	MUTEX_MOD_IDX_MDP_COLOR0,
+
+	MUTEX_MOD_IDX_MAX		/* ALWAYS keep at the end */
+};
+
+enum mtk_mutex_sof_index {
+	MUTEX_SOF_IDX_SINGLE_MODE,
+
+	MUTEX_SOF_IDX_MAX		/* ALWAYS keep at the end */
+};
+
+struct mtk_mutex *mtk_mutex_get(struct device *dev);
+int mtk_mutex_prepare(struct mtk_mutex *mutex);
+void mtk_mutex_add_comp(struct mtk_mutex *mutex,
+			enum mtk_ddp_comp_id id);
+void mtk_mutex_enable(struct mtk_mutex *mutex);
+int mtk_mutex_enable_by_cmdq(struct mtk_mutex *mutex,
+			     void *pkt);
+void mtk_mutex_disable(struct mtk_mutex *mutex);
+void mtk_mutex_remove_comp(struct mtk_mutex *mutex,
+			   enum mtk_ddp_comp_id id);
+void mtk_mutex_unprepare(struct mtk_mutex *mutex);
+void mtk_mutex_put(struct mtk_mutex *mutex);
+void mtk_mutex_acquire(struct mtk_mutex *mutex);
+void mtk_mutex_release(struct mtk_mutex *mutex);
+int mtk_mutex_write_mod(struct mtk_mutex *mutex,
+			enum mtk_mutex_mod_index idx,
+			bool clear);
+int mtk_mutex_write_sof(struct mtk_mutex *mutex,
+			enum mtk_mutex_sof_index idx);
+
+#endif /* MTK_MUTEX_H */