From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio
---
kernel/sound/soc/intel/common/sst-ipc.h | 40 +++++++++++++++-------------------------
1 files changed, 15 insertions(+), 25 deletions(-)
diff --git a/kernel/sound/soc/intel/common/sst-ipc.h b/kernel/sound/soc/intel/common/sst-ipc.h
index 7ed42a6..77d651e 100644
--- a/kernel/sound/soc/intel/common/sst-ipc.h
+++ b/kernel/sound/soc/intel/common/sst-ipc.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Intel SST generic IPC Support
*
* Copyright (C) 2015, Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#ifndef __SST_GENERIC_IPC_H
@@ -24,17 +15,16 @@
#include <linux/workqueue.h>
#include <linux/sched.h>
-#define IPC_MAX_MAILBOX_BYTES 256
+struct sst_ipc_message {
+ u64 header;
+ void *data;
+ size_t size;
+};
struct ipc_message {
struct list_head list;
- u64 header;
-
- /* direction wrt host CPU */
- char *tx_data;
- size_t tx_size;
- char *rx_data;
- size_t rx_size;
+ struct sst_ipc_message tx;
+ struct sst_ipc_message rx;
wait_queue_head_t waitq;
bool pending;
@@ -44,6 +34,7 @@
};
struct sst_generic_ipc;
+struct sst_dsp;
struct sst_plat_ipc_ops {
void (*tx_msg)(struct sst_generic_ipc *, struct ipc_message *);
@@ -74,14 +65,14 @@
struct sst_plat_ipc_ops ops;
};
-int sst_ipc_tx_message_wait(struct sst_generic_ipc *ipc, u64 header,
- void *tx_data, size_t tx_bytes, void *rx_data, size_t rx_bytes);
+int sst_ipc_tx_message_wait(struct sst_generic_ipc *ipc,
+ struct sst_ipc_message request, struct sst_ipc_message *reply);
-int sst_ipc_tx_message_nowait(struct sst_generic_ipc *ipc, u64 header,
- void *tx_data, size_t tx_bytes);
+int sst_ipc_tx_message_nowait(struct sst_generic_ipc *ipc,
+ struct sst_ipc_message request);
-int sst_ipc_tx_message_nopm(struct sst_generic_ipc *ipc, u64 header,
- void *tx_data, size_t tx_bytes, void *rx_data, size_t rx_bytes);
+int sst_ipc_tx_message_nopm(struct sst_generic_ipc *ipc,
+ struct sst_ipc_message request, struct sst_ipc_message *reply);
struct ipc_message *sst_ipc_reply_find_msg(struct sst_generic_ipc *ipc,
u64 header);
@@ -89,7 +80,6 @@
void sst_ipc_tx_msg_reply_complete(struct sst_generic_ipc *ipc,
struct ipc_message *msg);
-void sst_ipc_drop_all(struct sst_generic_ipc *ipc);
int sst_ipc_init(struct sst_generic_ipc *ipc);
void sst_ipc_fini(struct sst_generic_ipc *ipc);
--
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