#define TLV_TYPE_SIZE sizeof(u8)
#define OPTIONAL_TLV_TYPE_START 0x10
-static int qmi_encode(struct qmi_elem_info *ei_array, void *out_buf,
+static int qmi_encode(const struct qmi_elem_info *ei_array, void *out_buf,
const void *in_c_struct, u32 out_buf_len,
int enc_level);
-static int qmi_decode(struct qmi_elem_info *ei_array, void *out_c_struct,
+static int qmi_decode(const struct qmi_elem_info *ei_array, void *out_c_struct,
const void *in_buf, u32 in_buf_len, int dec_level);
/**
*
* Return: struct info of the next element that can be encoded.
*/
-static struct qmi_elem_info *skip_to_next_elem(struct qmi_elem_info *ei_array,
- int level)
+static const struct qmi_elem_info *
+skip_to_next_elem(const struct qmi_elem_info *ei_array, int level)
{
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
u8 tlv_type;
if (level > 1) {
*
* Return: Expected minimum length of the QMI message or 0 on error.
*/
-static int qmi_calc_min_msg_len(struct qmi_elem_info *ei_array,
+static int qmi_calc_min_msg_len(const struct qmi_elem_info *ei_array,
int level)
{
int min_msg_len = 0;
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
if (!ei_array)
return min_msg_len;
* Return: The number of bytes of encoded information on success or negative
* errno on error.
*/
-static int qmi_encode_struct_elem(struct qmi_elem_info *ei_array,
+static int qmi_encode_struct_elem(const struct qmi_elem_info *ei_array,
void *buf_dst, const void *buf_src,
u32 elem_len, u32 out_buf_len,
int enc_level)
{
int i, rc, encoded_bytes = 0;
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
for (i = 0; i < elem_len; i++) {
rc = qmi_encode(temp_ei->ei_array, buf_dst, buf_src,
* Return: The number of bytes of encoded information on success or negative
* errno on error.
*/
-static int qmi_encode_string_elem(struct qmi_elem_info *ei_array,
+static int qmi_encode_string_elem(const struct qmi_elem_info *ei_array,
void *buf_dst, const void *buf_src,
u32 out_buf_len, int enc_level)
{
int rc;
int encoded_bytes = 0;
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
u32 string_len = 0;
u32 string_len_sz = 0;
* Return: The number of bytes of encoded information on success or negative
* errno on error.
*/
-static int qmi_encode(struct qmi_elem_info *ei_array, void *out_buf,
+static int qmi_encode(const struct qmi_elem_info *ei_array, void *out_buf,
const void *in_c_struct, u32 out_buf_len,
int enc_level)
{
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
u8 opt_flag_value = 0;
u32 data_len_value = 0, data_len_sz;
u8 *buf_dst = (u8 *)out_buf;
* Return: The total size of the decoded data elements on success, negative
* errno on error.
*/
-static int qmi_decode_struct_elem(struct qmi_elem_info *ei_array,
+static int qmi_decode_struct_elem(const struct qmi_elem_info *ei_array,
void *buf_dst, const void *buf_src,
u32 elem_len, u32 tlv_len,
int dec_level)
{
int i, rc, decoded_bytes = 0;
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
for (i = 0; i < elem_len && decoded_bytes < tlv_len; i++) {
rc = qmi_decode(temp_ei->ei_array, buf_dst, buf_src,
* Return: The total size of the decoded data elements on success, negative
* errno on error.
*/
-static int qmi_decode_string_elem(struct qmi_elem_info *ei_array,
+static int qmi_decode_string_elem(const struct qmi_elem_info *ei_array,
void *buf_dst, const void *buf_src,
u32 tlv_len, int dec_level)
{
int decoded_bytes = 0;
u32 string_len = 0;
u32 string_len_sz = 0;
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
if (dec_level == 1) {
string_len = tlv_len;
*
* Return: Pointer to struct info, if found
*/
-static struct qmi_elem_info *find_ei(struct qmi_elem_info *ei_array,
- u32 type)
+static const struct qmi_elem_info *find_ei(const struct qmi_elem_info *ei_array,
+ u32 type)
{
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
while (temp_ei->data_type != QMI_EOTI) {
if (temp_ei->tlv_type == (u8)type)
* Return: The number of bytes of decoded information on success, negative
* errno on error.
*/
-static int qmi_decode(struct qmi_elem_info *ei_array, void *out_c_struct,
+static int qmi_decode(const struct qmi_elem_info *ei_array, void *out_c_struct,
const void *in_buf, u32 in_buf_len,
int dec_level)
{
- struct qmi_elem_info *temp_ei = ei_array;
+ const struct qmi_elem_info *temp_ei = ei_array;
u8 opt_flag_value = 1;
u32 data_len_value = 0, data_len_sz = 0;
u8 *buf_dst = out_c_struct;
* Return: Buffer with encoded message, or negative ERR_PTR() on error
*/
void *qmi_encode_message(int type, unsigned int msg_id, size_t *len,
- unsigned int txn_id, struct qmi_elem_info *ei,
+ unsigned int txn_id, const struct qmi_elem_info *ei,
const void *c_struct)
{
struct qmi_header *hdr;
* errno on error.
*/
int qmi_decode_message(const void *buf, size_t len,
- struct qmi_elem_info *ei, void *c_struct)
+ const struct qmi_elem_info *ei, void *c_struct)
{
if (!ei)
return -EINVAL;
EXPORT_SYMBOL(qmi_decode_message);
/* Common header in all QMI responses */
-struct qmi_elem_info qmi_response_type_v01_ei[] = {
+const struct qmi_elem_info qmi_response_type_v01_ei[] = {
{
.data_type = QMI_SIGNED_2_BYTE_ENUM,
.elem_len = 1,
* Return: Transaction id on success, negative errno on failure.
*/
int qmi_txn_init(struct qmi_handle *qmi, struct qmi_txn *txn,
- struct qmi_elem_info *ei, void *c_struct)
+ const struct qmi_elem_info *ei, void *c_struct)
{
int ret;
static ssize_t qmi_send_message(struct qmi_handle *qmi,
struct sockaddr_qrtr *sq, struct qmi_txn *txn,
int type, int msg_id, size_t len,
- struct qmi_elem_info *ei, const void *c_struct)
+ const struct qmi_elem_info *ei,
+ const void *c_struct)
{
struct msghdr msghdr = {};
struct kvec iv;
*/
ssize_t qmi_send_request(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
struct qmi_txn *txn, int msg_id, size_t len,
- struct qmi_elem_info *ei, const void *c_struct)
+ const struct qmi_elem_info *ei, const void *c_struct)
{
return qmi_send_message(qmi, sq, txn, QMI_REQUEST, msg_id, len, ei,
c_struct);
*/
ssize_t qmi_send_response(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
struct qmi_txn *txn, int msg_id, size_t len,
- struct qmi_elem_info *ei, const void *c_struct)
+ const struct qmi_elem_info *ei, const void *c_struct)
{
return qmi_send_message(qmi, sq, txn, QMI_RESPONSE, msg_id, len, ei,
c_struct);
* Return: 0 on success, negative errno on failure.
*/
ssize_t qmi_send_indication(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
- int msg_id, size_t len, struct qmi_elem_info *ei,
+ int msg_id, size_t len,
+ const struct qmi_elem_info *ei,
const void *c_struct)
{
struct qmi_txn txn;
enum qmi_array_type array_type;
u8 tlv_type;
u32 offset;
- struct qmi_elem_info *ei_array;
+ const struct qmi_elem_info *ei_array;
};
#define QMI_RESULT_SUCCESS_V01 0
u16 error;
};
-extern struct qmi_elem_info qmi_response_type_v01_ei[];
+extern const struct qmi_elem_info qmi_response_type_v01_ei[];
/**
* struct qmi_service - context to track lookup-results
struct completion completion;
int result;
- struct qmi_elem_info *ei;
+ const struct qmi_elem_info *ei;
void *dest;
};
unsigned int type;
unsigned int msg_id;
- struct qmi_elem_info *ei;
+ const struct qmi_elem_info *ei;
size_t decoded_size;
void (*fn)(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
ssize_t qmi_send_request(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
struct qmi_txn *txn, int msg_id, size_t len,
- struct qmi_elem_info *ei, const void *c_struct);
+ const struct qmi_elem_info *ei, const void *c_struct);
ssize_t qmi_send_response(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
struct qmi_txn *txn, int msg_id, size_t len,
- struct qmi_elem_info *ei, const void *c_struct);
+ const struct qmi_elem_info *ei, const void *c_struct);
ssize_t qmi_send_indication(struct qmi_handle *qmi, struct sockaddr_qrtr *sq,
- int msg_id, size_t len, struct qmi_elem_info *ei,
+ int msg_id, size_t len, const struct qmi_elem_info *ei,
const void *c_struct);
void *qmi_encode_message(int type, unsigned int msg_id, size_t *len,
- unsigned int txn_id, struct qmi_elem_info *ei,
+ unsigned int txn_id, const struct qmi_elem_info *ei,
const void *c_struct);
int qmi_decode_message(const void *buf, size_t len,
- struct qmi_elem_info *ei, void *c_struct);
+ const struct qmi_elem_info *ei, void *c_struct);
int qmi_txn_init(struct qmi_handle *qmi, struct qmi_txn *txn,
- struct qmi_elem_info *ei, void *c_struct);
+ const struct qmi_elem_info *ei, void *c_struct);
int qmi_txn_wait(struct qmi_txn *txn, unsigned long timeout);
void qmi_txn_cancel(struct qmi_txn *txn);