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// SPDX-License-Identifier: GPL-2.0-or-later
/****************************************************************
Siano Mobile Silicon, Inc.
MDTV receiver kernel modules.
Copyright (C) 2006-2009, Uri Shkolnik
****************************************************************/
#include <linux/export.h>
#include <asm/byteorder.h>
#include "smsendian.h"
#include "smscoreapi.h"
void smsendian_handle_tx_message(void *buffer)
{
#ifdef __BIG_ENDIAN
struct sms_msg_data *msg = (struct sms_msg_data *)buffer;
int i;
int msg_words;
switch (msg->x_msg_header.msg_type) {
case MSG_SMS_DATA_DOWNLOAD_REQ:
{
msg->msg_data[0] = le32_to_cpu((__force __le32)(msg->msg_data[0]));
break;
}
default:
msg_words = (msg->x_msg_header.msg_length -
sizeof(struct sms_msg_hdr))/4;
for (i = 0; i < msg_words; i++)
msg->msg_data[i] = le32_to_cpu((__force __le32)msg->msg_data[i]);
break;
}
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_tx_message);
void smsendian_handle_rx_message(void *buffer)
{
#ifdef __BIG_ENDIAN
struct sms_msg_data *msg = (struct sms_msg_data *)buffer;
int i;
int msg_words;
switch (msg->x_msg_header.msg_type) {
case MSG_SMS_GET_VERSION_EX_RES:
{
struct sms_version_res *ver =
(struct sms_version_res *) msg;
ver->chip_model = le16_to_cpu((__force __le16)ver->chip_model);
break;
}
case MSG_SMS_DVBT_BDA_DATA:
case MSG_SMS_DAB_CHANNEL:
case MSG_SMS_DATA_MSG:
{
break;
}
default:
{
msg_words = (msg->x_msg_header.msg_length -
sizeof(struct sms_msg_hdr))/4;
for (i = 0; i < msg_words; i++)
msg->msg_data[i] = le32_to_cpu((__force __le32)msg->msg_data[i]);
break;
}
}
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_rx_message);
void smsendian_handle_message_header(void *msg)
{
#ifdef __BIG_ENDIAN
struct sms_msg_hdr *phdr = (struct sms_msg_hdr *)msg;
phdr->msg_type = le16_to_cpu((__force __le16)phdr->msg_type);
phdr->msg_length = le16_to_cpu((__force __le16)phdr->msg_length);
phdr->msg_flags = le16_to_cpu((__force __le16)phdr->msg_flags);
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_message_header);
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