linux-kernel - [PATCH v3 01/12] ASoC: mediatek: common: add SMC ops and SMC CMD

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Date:   Thu, 8 Dec 2022 11:31:37 +0800
From:   Trevor Wu <trevor.wu@...iatek.com>
To:     <broonie@...nel.org>, <lgirdwood@...il.com>, <tiwai@...e.com>,
        <perex@...ex.cz>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <matthias.bgg@...il.com>,
        <p.zabel@...gutronix.de>
CC:     <trevor.wu@...iatek.com>,
        <angelogioacchino.delregno@...labora.com>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        <alsa-devel@...a-project.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: [PATCH v3 01/12] ASoC: mediatek: common: add SMC ops and SMC CMD

SMC call is required to communicate with ATF for some secure operations,
so we add SMC ops IDs and SMC CMD ID to common header.

Signed-off-by: Trevor Wu <trevor.wu@...iatek.com>
---
 sound/soc/mediatek/common/mtk-base-afe.h | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/sound/soc/mediatek/common/mtk-base-afe.h b/sound/soc/mediatek/common/mtk-base-afe.h
index ef83e78c22a8..f51578b6c50a 100644
--- a/sound/soc/mediatek/common/mtk-base-afe.h
+++ b/sound/soc/mediatek/common/mtk-base-afe.h
@@ -9,7 +9,26 @@
 #ifndef _MTK_BASE_AFE_H_
 #define _MTK_BASE_AFE_H_
 
+#include <linux/soc/mediatek/mtk_sip_svc.h>
+
 #define MTK_STREAM_NUM (SNDRV_PCM_STREAM_LAST + 1)
+#define MTK_SIP_AUDIO_CONTROL MTK_SIP_SMC_CMD(0x517)
+
+/* SMC CALL Operations */
+enum mtk_audio_smc_call_op {
+	MTK_AUDIO_SMC_OP_INIT = 0,
+	MTK_AUDIO_SMC_OP_DRAM_REQUEST,
+	MTK_AUDIO_SMC_OP_DRAM_RELEASE,
+	MTK_AUDIO_SMC_OP_SRAM_REQUEST,
+	MTK_AUDIO_SMC_OP_SRAM_RELEASE,
+	MTK_AUDIO_SMC_OP_ADSP_REQUEST,
+	MTK_AUDIO_SMC_OP_ADSP_RELEASE,
+	MTK_AUDIO_SMC_OP_DOMAIN_SIDEBANDS,
+	MTK_AUDIO_SMC_OP_BTCVSD_WRITE,
+	MTK_AUDIO_SMC_OP_BTCVSD_UPDATE_CTRL_CLEAR,
+	MTK_AUDIO_SMC_OP_BTCVSD_UPDATE_CTRL_UNDERFLOW,
+	MTK_AUDIO_SMC_OP_NUM
+};
 
 struct mtk_base_memif_data {
 	int id;
-- 
2.18.0