feat(mediatek): add new features of LPM
Add new functions and intefaces of LPM to support more interactions
between LPM providers and users.
Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
Change-Id: I8ebbda0c0ef5be3a7a388a38c09424ebf785996f
diff --git a/plat/mediatek/common/lpm/mt_lp_api.c b/plat/mediatek/common/lpm/mt_lp_api.c
new file mode 100644
index 0000000..2a1da6a
--- /dev/null
+++ b/plat/mediatek/common/lpm/mt_lp_api.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2023, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lpm/mt_lp_api.h>
+
+int mt_audio_update(int type)
+{
+ int ret, val;
+
+ switch (type) {
+ case AUDIO_AFE_ENTER:
+ case AUDIO_AFE_LEAVE:
+ val = (type == AUDIO_AFE_ENTER) ? 1 : 0;
+ ret = mt_lp_rm_do_update(-1, PLAT_RC_IS_FMAUDIO, &val);
+ break;
+ case AUDIO_DSP_ENTER:
+ case AUDIO_DSP_LEAVE:
+ val = (type == AUDIO_DSP_ENTER) ? 1 : 0;
+ ret = mt_lp_rm_do_update(-1, PLAT_RC_IS_ADSP, &val);
+ break;
+ default:
+ ret = -1;
+ break;
+ }
+
+ return ret;
+}
+
+int mtk_usb_update(int type)
+{
+ int ret, val;
+
+ switch (type) {
+ case LPM_USB_ENTER:
+ case LPM_USB_LEAVE:
+ val = (type == LPM_USB_ENTER) ? 1 : 0;
+ ret = mt_lp_rm_do_update(-1, PLAT_RC_IS_USB_INFRA, &val);
+ break;
+ default:
+ ret = -1;
+ break;
+ }
+
+ return ret;
+}