Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/plat/mediatek/common/lpm/mt_lp_rm.h b/plat/mediatek/common/lpm/mt_lp_rm.h
new file mode 100644
index 0000000..e93dac3
--- /dev/null
+++ b/plat/mediatek/common/lpm/mt_lp_rm.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2020-2022, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_LP_RM_H
+#define MT_LP_RM_H
+
+#include <stdbool.h>
+
+#define MT_RM_STATUS_OK		0
+#define MT_RM_STATUS_BAD	-1
+
+enum PLAT_MT_LPM_RC_TYPE {
+	PLAT_RC_UPDATE_CONDITION,
+	PLAT_RC_UPDATE_REMAIN_IRQS
+};
+
+struct mt_resource_constraint {
+	int level;
+	int (*init)(void);
+	bool (*is_valid)(unsigned int cpu, int stateid);
+	int (*update)(int stateid, int type, const void *p);
+	int (*run)(unsigned int cpu, int stateid);
+	int (*reset)(unsigned int cpu, int stateid);
+	unsigned int (*allow)(int stateid);
+};
+
+struct mt_resource_manager {
+	int (*update)(struct mt_resource_constraint **con,
+		      int stateid, void *priv);
+	struct mt_resource_constraint **consts;
+};
+
+extern int mt_lp_rm_register(struct mt_resource_manager *rm);
+extern int mt_lp_rm_find_and_run_constraint(int idx, unsigned int cpuid,
+					    int stateid, void *priv);
+extern int mt_lp_rm_reset_constraint(int constraint_id, unsigned int cpuid,
+				     int stateid);
+extern int mt_lp_rm_do_update(int stateid, int type, void const *p);
+#endif /* MT_LP_RM_H */