From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/media/common/siano/smsendian.c | 92 ++++++++++++++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 drivers/media/common/siano/smsendian.c (limited to 'drivers/media/common/siano/smsendian.c') diff --git a/drivers/media/common/siano/smsendian.c b/drivers/media/common/siano/smsendian.c new file mode 100644 index 0000000000..a357381491 --- /dev/null +++ b/drivers/media/common/siano/smsendian.c @@ -0,0 +1,92 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/**************************************************************** + + Siano Mobile Silicon, Inc. + MDTV receiver kernel modules. + Copyright (C) 2006-2009, Uri Shkolnik + + + ****************************************************************/ + +#include +#include + +#include "smsendian.h" +#include "smscoreapi.h" + +void smsendian_handle_tx_message(void *buffer) +{ +#ifdef __BIG_ENDIAN + struct sms_msg_data *msg = 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); -- cgit v1.2.3