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drivers: modem: Add support for different line endings

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This makes it possible to handle devices that use different line
endings.

Signed-off-by: Tobias Svehagen <tobias.svehagen@gmail.com>
This commit is contained in:
Tobias Svehagen 2020-01-28 09:57:11 +01:00 • committed by Jukka Rissanen
commit 8a9c9d43bf
3 changed files with 11 additions and 1 deletions
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8
drivers/modem/modem_cmd_handler.c
View file

@ -388,7 +388,7 @@ static int _modem_cmd_send(struct modem_iface *iface,
}
iface->write(iface, buf, strlen(buf));
iface->write(iface, "\r", 1);
iface->write(iface, data->eol, data->eol_len);
if (timeout == K_NO_WAIT) {
ret = 0;
@ -482,6 +482,12 @@ int modem_cmd_handler_init(struct modem_cmd_handler *handler,
return -EINVAL;
}
if (data->eol == NULL) {
data->eol_len = 0;
} else {
data->eol_len = strlen(data->eol);
}
handler->cmd_handler_data = data;
handler->process = cmd_handler_process;

3
drivers/modem/modem_cmd_handler.h
View file

@ -75,6 +75,9 @@ struct modem_cmd_handler_data {
int last_error;
const char *eol;
size_t eol_len;
/* rx net buffer */
struct net_buf *rx_buf;

1
drivers/modem/ublox-sara-r4.c
View file

@ -1315,6 +1315,7 @@ static int modem_init(struct device *dev)
mdata.cmd_handler_data.match_buf_len = sizeof(mdata.cmd_match_buf);
mdata.cmd_handler_data.buf_pool = &mdm_recv_pool;
mdata.cmd_handler_data.alloc_timeout = BUF_ALLOC_TIMEOUT;
mdata.cmd_handler_data.eol = "\r";
ret = modem_cmd_handler_init(&mctx.cmd_handler,
&mdata.cmd_handler_data);
if (ret < 0) {