From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/sound/soc/intel/common/sst-ipc.c | 107 ++++++++++++++++++-----------------------------------
1 files changed, 36 insertions(+), 71 deletions(-)
diff --git a/kernel/sound/soc/intel/common/sst-ipc.c b/kernel/sound/soc/intel/common/sst-ipc.c
index 771734f..89c1072 100644
--- a/kernel/sound/soc/intel/common/sst-ipc.c
+++ b/kernel/sound/soc/intel/common/sst-ipc.c
@@ -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.
- *
*/
#include <linux/types.h>
@@ -52,7 +43,7 @@
}
static int tx_wait_done(struct sst_generic_ipc *ipc,
- struct ipc_message *msg, void *rx_data)
+ struct ipc_message *msg, struct sst_ipc_message *reply)
{
unsigned long flags;
int ret;
@@ -71,8 +62,11 @@
} else {
/* copy the data returned from DSP */
- if (msg->rx_size)
- memcpy(rx_data, msg->rx_data, msg->rx_size);
+ if (reply) {
+ reply->header = msg->rx.header;
+ if (reply->data)
+ memcpy(reply->data, msg->rx.data, msg->rx.size);
+ }
ret = msg->errno;
}
@@ -81,9 +75,9 @@
return ret;
}
-static int ipc_tx_message(struct sst_generic_ipc *ipc, u64 header,
- void *tx_data, size_t tx_bytes, void *rx_data,
- size_t rx_bytes, int wait)
+static int ipc_tx_message(struct sst_generic_ipc *ipc,
+ struct sst_ipc_message request,
+ struct sst_ipc_message *reply, int wait)
{
struct ipc_message *msg;
unsigned long flags;
@@ -96,23 +90,24 @@
return -EBUSY;
}
- msg->header = header;
- msg->tx_size = tx_bytes;
- msg->rx_size = rx_bytes;
+ msg->tx.header = request.header;
+ msg->tx.size = request.size;
+ msg->rx.header = 0;
+ msg->rx.size = reply ? reply->size : 0;
msg->wait = wait;
msg->errno = 0;
msg->pending = false;
msg->complete = false;
- if ((tx_bytes) && (ipc->ops.tx_data_copy != NULL))
- ipc->ops.tx_data_copy(msg, tx_data, tx_bytes);
+ if ((request.size) && (ipc->ops.tx_data_copy != NULL))
+ ipc->ops.tx_data_copy(msg, request.data, request.size);
list_add_tail(&msg->list, &ipc->tx_list);
schedule_work(&ipc->kwork);
spin_unlock_irqrestore(&ipc->dsp->spinlock, flags);
if (wait)
- return tx_wait_done(ipc, msg, rx_data);
+ return tx_wait_done(ipc, msg, reply);
else
return 0;
}
@@ -127,13 +122,13 @@
return -ENOMEM;
for (i = 0; i < IPC_EMPTY_LIST_SIZE; i++) {
- ipc->msg[i].tx_data = kzalloc(ipc->tx_data_max_size, GFP_KERNEL);
- if (ipc->msg[i].tx_data == NULL)
+ ipc->msg[i].tx.data = kzalloc(ipc->tx_data_max_size, GFP_KERNEL);
+ if (ipc->msg[i].tx.data == NULL)
goto free_mem;
- ipc->msg[i].rx_data = kzalloc(ipc->rx_data_max_size, GFP_KERNEL);
- if (ipc->msg[i].rx_data == NULL) {
- kfree(ipc->msg[i].tx_data);
+ ipc->msg[i].rx.data = kzalloc(ipc->rx_data_max_size, GFP_KERNEL);
+ if (ipc->msg[i].rx.data == NULL) {
+ kfree(ipc->msg[i].tx.data);
goto free_mem;
}
@@ -145,8 +140,8 @@
free_mem:
while (i > 0) {
- kfree(ipc->msg[i-1].tx_data);
- kfree(ipc->msg[i-1].rx_data);
+ kfree(ipc->msg[i-1].tx.data);
+ kfree(ipc->msg[i-1].rx.data);
--i;
}
kfree(ipc->msg);
@@ -182,8 +177,8 @@
spin_unlock_irq(&ipc->dsp->spinlock);
}
-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 ret;
@@ -196,8 +191,7 @@
if (ipc->ops.check_dsp_lp_on(ipc->dsp, true))
return -EIO;
- ret = ipc_tx_message(ipc, header, tx_data, tx_bytes,
- rx_data, rx_bytes, 1);
+ ret = ipc_tx_message(ipc, request, reply, 1);
if (ipc->ops.check_dsp_lp_on)
if (ipc->ops.check_dsp_lp_on(ipc->dsp, false))
@@ -207,19 +201,17 @@
}
EXPORT_SYMBOL_GPL(sst_ipc_tx_message_wait);
-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)
{
- return ipc_tx_message(ipc, header, tx_data, tx_bytes,
- NULL, 0, 0);
+ return ipc_tx_message(ipc, request, NULL, 0);
}
EXPORT_SYMBOL_GPL(sst_ipc_tx_message_nowait);
-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)
{
- return ipc_tx_message(ipc, header, tx_data, tx_bytes,
- rx_data, rx_bytes, 1);
+ return ipc_tx_message(ipc, request, reply, 1);
}
EXPORT_SYMBOL_GPL(sst_ipc_tx_message_nopm);
@@ -241,7 +233,7 @@
}
list_for_each_entry(msg, &ipc->rx_list, list) {
- if ((msg->header & mask) == header)
+ if ((msg->tx.header & mask) == header)
return msg;
}
@@ -261,33 +253,6 @@
wake_up(&msg->waitq);
}
EXPORT_SYMBOL_GPL(sst_ipc_tx_msg_reply_complete);
-
-void sst_ipc_drop_all(struct sst_generic_ipc *ipc)
-{
- struct ipc_message *msg, *tmp;
- unsigned long flags;
- int tx_drop_cnt = 0, rx_drop_cnt = 0;
-
- /* drop all TX and Rx messages before we stall + reset DSP */
- spin_lock_irqsave(&ipc->dsp->spinlock, flags);
-
- list_for_each_entry_safe(msg, tmp, &ipc->tx_list, list) {
- list_move(&msg->list, &ipc->empty_list);
- tx_drop_cnt++;
- }
-
- list_for_each_entry_safe(msg, tmp, &ipc->rx_list, list) {
- list_move(&msg->list, &ipc->empty_list);
- rx_drop_cnt++;
- }
-
- spin_unlock_irqrestore(&ipc->dsp->spinlock, flags);
-
- if (tx_drop_cnt || rx_drop_cnt)
- dev_err(ipc->dev, "dropped IPC msg RX=%d, TX=%d\n",
- tx_drop_cnt, rx_drop_cnt);
-}
-EXPORT_SYMBOL_GPL(sst_ipc_drop_all);
int sst_ipc_init(struct sst_generic_ipc *ipc)
{
@@ -315,8 +280,8 @@
if (ipc->msg) {
for (i = 0; i < IPC_EMPTY_LIST_SIZE; i++) {
- kfree(ipc->msg[i].tx_data);
- kfree(ipc->msg[i].rx_data);
+ kfree(ipc->msg[i].tx.data);
+ kfree(ipc->msg[i].rx.data);
}
kfree(ipc->msg);
}
--
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