linux/drivers/media/dvb/siano/smsendian.c
Paul Gortmaker 35a246363e drivers/media: Add export.h for EXPORT_SYMBOL/THIS_MODULE as required
These two macros were in module.h but now module.h is no longer
sprayed across every source file imaginable, so the users need
to expicitly call out their use of them.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
2011-10-31 19:31:51 -04:00

103 lines
2.5 KiB
C

/****************************************************************
Siano Mobile Silicon, Inc.
MDTV receiver kernel modules.
Copyright (C) 2006-2009, Uri Shkolnik
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
****************************************************************/
#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 SmsMsgData_ST *msg = (struct SmsMsgData_ST *)buffer;
int i;
int msgWords;
switch (msg->xMsgHeader.msgType) {
case MSG_SMS_DATA_DOWNLOAD_REQ:
{
msg->msgData[0] = le32_to_cpu(msg->msgData[0]);
break;
}
default:
msgWords = (msg->xMsgHeader.msgLength -
sizeof(struct SmsMsgHdr_ST))/4;
for (i = 0; i < msgWords; i++)
msg->msgData[i] = le32_to_cpu(msg->msgData[i]);
break;
}
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_tx_message);
void smsendian_handle_rx_message(void *buffer)
{
#ifdef __BIG_ENDIAN
struct SmsMsgData_ST *msg = (struct SmsMsgData_ST *)buffer;
int i;
int msgWords;
switch (msg->xMsgHeader.msgType) {
case MSG_SMS_GET_VERSION_EX_RES:
{
struct SmsVersionRes_ST *ver =
(struct SmsVersionRes_ST *) msg;
ver->ChipModel = le16_to_cpu(ver->ChipModel);
break;
}
case MSG_SMS_DVBT_BDA_DATA:
case MSG_SMS_DAB_CHANNEL:
case MSG_SMS_DATA_MSG:
{
break;
}
default:
{
msgWords = (msg->xMsgHeader.msgLength -
sizeof(struct SmsMsgHdr_ST))/4;
for (i = 0; i < msgWords; i++)
msg->msgData[i] = le32_to_cpu(msg->msgData[i]);
break;
}
}
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_rx_message);
void smsendian_handle_message_header(void *msg)
{
#ifdef __BIG_ENDIAN
struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *)msg;
phdr->msgType = le16_to_cpu(phdr->msgType);
phdr->msgLength = le16_to_cpu(phdr->msgLength);
phdr->msgFlags = le16_to_cpu(phdr->msgFlags);
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_message_header);