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drivers: gsm_ppp: introduce modem on/off callbacks

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Allow the user to register function callbacks that
are executed during gsm modem configuring and stopping.

Signed-off-by: Bartosz Bilas <bartosz.bilas@hotmail.com>
This commit is contained in:
Bartosz Bilas 2021-09-24 21:46:07 +02:00 • committed by Christopher Friedt
commit d6792dd7be
2 changed files with 48 additions and 0 deletions
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29
drivers/modem/gsm_ppp.c
View file

@ -58,6 +58,7 @@ enum setup_state {
};
static struct gsm_modem {
const struct device *dev;
struct modem_context context;
struct modem_cmd_handler_data cmd_handler_data;
@ -84,6 +85,11 @@ static struct gsm_modem {
bool mux_setup_done : 1;
bool setup_done : 1;
bool attached : 1;
void *user_data;
gsm_modem_power_cb modem_on_cb;
gsm_modem_power_cb modem_off_cb;
} gsm;
NET_BUF_POOL_DEFINE(gsm_recv_pool, GSM_RECV_MAX_BUF, GSM_RECV_BUF_SIZE,
@ -944,6 +950,10 @@ static void gsm_configure(struct k_work *work)
LOG_DBG("Starting modem %p configuration", gsm);
if (gsm->modem_on_cb) {
gsm->modem_on_cb(gsm->dev, gsm->user_data);
}
ret = modem_cmd_send_nolock(&gsm->context.iface,
&gsm->context.cmd_handler,
&response_cmds[0],
@ -1030,6 +1040,23 @@ void gsm_ppp_stop(const struct device *dev)
K_SECONDS(10))) {
LOG_WRN("Failed locking modem cmds!");
}
if (gsm->modem_off_cb) {
gsm->modem_off_cb(gsm->dev, gsm->user_data);
}
}
void gsm_ppp_register_modem_power_callback(const struct device *dev,
gsm_modem_power_cb modem_on,
gsm_modem_power_cb modem_off,
void *user_data)
{
struct gsm_modem *gsm = dev->data;
gsm->modem_on_cb = modem_on;
gsm->modem_off_cb = modem_off;
gsm->user_data = user_data;
}
static int gsm_init(const struct device *dev)
@ -1039,6 +1066,8 @@ static int gsm_init(const struct device *dev)
LOG_DBG("Generic GSM modem (%p)", gsm);
gsm->dev = dev;
gsm->cmd_handler_data.cmds[CMD_RESP] = response_cmds;
gsm->cmd_handler_data.cmds_len[CMD_RESP] = ARRAY_SIZE(response_cmds);
gsm->cmd_handler_data.match_buf = &gsm->cmd_match_buf[0];

19
include/drivers/gsm_ppp.h
View file

@ -9,8 +9,27 @@
/** @cond INTERNAL_HIDDEN */
struct device;
typedef void (*gsm_modem_power_cb)(const struct device *, void *);
void gsm_ppp_start(const struct device *dev);
void gsm_ppp_stop(const struct device *dev);
/** @endcond */
/**
* @brief Register functions callbacks for power modem on/off.
*
* @param dev: gsm modem device
* @param modem_on: callback function to
* execute during gsm ppp configuring.
* @param modem_off: callback function to
* execute during gsm ppp stopping.
* @param user_data: user specified data
*
* @retval None.
*/
void gsm_ppp_register_modem_power_callback(const struct device *dev,
gsm_modem_power_cb modem_on,
gsm_modem_power_cb modem_off,
void *user_data);
#endif /* GSM_PPP_H_ */