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-rw-r--r--plugins/mm-broadband-modem-cinterion.c230
1 files changed, 226 insertions, 4 deletions
diff --git a/plugins/mm-broadband-modem-cinterion.c b/plugins/mm-broadband-modem-cinterion.c
index 1c61ba5b..9bb254ac 100644
--- a/plugins/mm-broadband-modem-cinterion.c
+++ b/plugins/mm-broadband-modem-cinterion.c
@@ -27,15 +27,224 @@
#include "mm-modem-helpers.h"
#include "mm-serial-parsers.h"
#include "mm-log.h"
-
+#include "mm-errors-types.h"
+#include "mm-iface-modem.h"
+#include "mm-base-modem-at.h"
#include "mm-broadband-modem-cinterion.h"
-G_DEFINE_TYPE (MMBroadbandModemCinterion, mm_broadband_modem_cinterion, MM_TYPE_BROADBAND_MODEM)
+static void iface_modem_init (MMIfaceModem *iface);
+
+G_DEFINE_TYPE_EXTENDED (MMBroadbandModemCinterion, mm_broadband_modem_cinterion, MM_TYPE_BROADBAND_MODEM, 0,
+ G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM, iface_modem_init));
struct _MMBroadbandModemCinterionPrivate {
- gpointer dummy;
+ /* Command to go into sleep mode */
+ gchar *sleep_mode_cmd;
+
+ /* Supported networks */
+ gboolean only_geran;
+ gboolean only_utran;
+ gboolean both_geran_utran;
+};
+
+/*****************************************************************************/
+/* MODEM POWER UP */
+
+static gboolean
+modem_power_down_finish (MMIfaceModem *self,
+ GAsyncResult *res,
+ GError **error)
+{
+ /* Ignore errors */
+ return TRUE;
+}
+
+static void
+modem_power_down (MMIfaceModem *self,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ MMBroadbandModemCinterion *cinterion = MM_BROADBAND_MODEM_CINTERION (self);
+ GSimpleAsyncResult *result;
+
+ if (cinterion->priv->sleep_mode_cmd)
+ mm_base_modem_at_command_ignore_reply (MM_BASE_MODEM (self),
+ cinterion->priv->sleep_mode_cmd,
+ 5);
+
+ result = g_simple_async_result_new (G_OBJECT (self),
+ callback,
+ user_data,
+ modem_power_down);
+ g_simple_async_result_set_op_res_gboolean (result, TRUE);
+ g_simple_async_result_complete_in_idle (result);
+ g_object_unref (result);
+}
+
+/*****************************************************************************/
+/* AFTER POWER UP */
+
+static gboolean
+modem_after_power_up_finish (MMIfaceModem *self,
+ GAsyncResult *res,
+ GError **error)
+{
+ return !!mm_base_modem_at_sequence_finish (MM_BASE_MODEM (self), res, NULL, error);
+}
+
+static gboolean
+parse_supported_functionality_status (MMBroadbandModemCinterion *self,
+ gpointer none,
+ const gchar *command,
+ const gchar *response,
+ const GError *error,
+ GVariant **result,
+ GError **result_error)
+{
+ /* We need to get which power-off command to use to put the modem in low
+ * power mode (with serial port open for AT commands, but with RF switched
+ * off). According to the documentation of various Cinterion modems, some
+ * support AT+CFUN=4 (HC25) and those which don't support it can use
+ * AT+CFUN=7 (CYCLIC SLEEP mode with 2s timeout after last character
+ * received in the serial port).
+ *
+ * So, just look for '4' in the reply; if not found, look for '7', and if
+ * not found, report warning and don't use any.
+ */
+ g_free (self->priv->sleep_mode_cmd);
+ if (strstr (response, "4") != NULL) {
+ mm_dbg ("Device supports CFUN=4 sleep mode");
+ self->priv->sleep_mode_cmd = g_strdup ("+CFUN=4");
+ } else if (strstr (response, "7") != NULL) {
+ mm_dbg ("Device supports CFUN=7 sleep mode");
+ self->priv->sleep_mode_cmd = g_strdup ("+CFUN=7");
+ } else {
+ mm_warn ("Unknown functionality mode to go into sleep mode");
+ self->priv->sleep_mode_cmd = NULL;
+ }
+
+ /* Keep on with next command */
+ return FALSE;
+}
+
+static gboolean
+parse_supported_networks (MMBroadbandModemCinterion *self,
+ gpointer none,
+ const gchar *command,
+ const gchar *response,
+ const GError *error,
+ GVariant **result,
+ GError **result_error)
+{
+ /* Note: Documentation says that AT+WS46=? is replied with '+WS46:' followed
+ * by a list of supported network modes between parenthesis, but the EGS5
+ * used to test this didn't use the 'WS46:' prefix. Also, more than one
+ * numeric ID may appear in the list, that's why they are checked
+ * separately. * */
+
+ if (strstr (response, "12") != NULL) {
+ mm_dbg ("Device allows 2G-only network mode");
+ self->priv->only_geran = TRUE;
+ }
+
+ if (strstr (response, "22") != NULL) {
+ mm_dbg ("Device allows 3G-only network mode");
+ self->priv->only_utran = TRUE;
+ }
+
+ if (strstr (response, "25") != NULL) {
+ mm_dbg ("Device allows 2G/3G network mode");
+ self->priv->both_geran_utran = TRUE;
+ }
+
+ /* If no expected ID found, error */
+ if (!self->priv->only_geran &&
+ !self->priv->only_utran &&
+ !self->priv->both_geran_utran) {
+ mm_warn ("Invalid list of supported networks: '%s'", response);
+ *result_error = g_error_new (MM_CORE_ERROR,
+ MM_CORE_ERROR_FAILED,
+ "Invalid list of supported networks: '%s'",
+ response);
+ return FALSE;
+ }
+
+ /* Keep on with next command */
+ return FALSE;
+}
+
+static const MMBaseModemAtCommand after_power_up_commands[] = {
+ { "+CFUN=?", 3, FALSE, (MMBaseModemAtResponseProcessor)parse_supported_functionality_status },
+ { "+WS46=?", 3, FALSE, (MMBaseModemAtResponseProcessor)parse_supported_networks },
+ { NULL }
};
+static void
+modem_after_power_up (MMIfaceModem *self,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ mm_base_modem_at_sequence (
+ MM_BASE_MODEM (self),
+ after_power_up_commands,
+ NULL, /* response_processor_context */
+ NULL, /* response_processor_context_free */
+ NULL, /* cancellable */
+ callback,
+ user_data);
+}
+
+/*****************************************************************************/
+/* FLOW CONTROL */
+
+static gboolean
+modem_flow_control_finish (MMIfaceModem *self,
+ GAsyncResult *res,
+ GError **error)
+{
+ return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
+}
+
+static void
+modem_flow_control_ready (MMBroadbandModemCinterion *self,
+ GAsyncResult *res,
+ GSimpleAsyncResult *operation_result)
+{
+ GError *error = NULL;
+
+ if (!mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, &error))
+ /* Let the error be critical. We DO need RTS/CTS in order to have
+ * proper modem disabling. */
+ g_simple_async_result_take_error (operation_result, error);
+ else
+ g_simple_async_result_set_op_res_gboolean (operation_result, TRUE);
+
+ g_simple_async_result_complete (operation_result);
+ g_object_unref (operation_result);
+}
+
+static void
+modem_flow_control (MMIfaceModem *self,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ GSimpleAsyncResult *result;
+
+ result = g_simple_async_result_new (G_OBJECT (self),
+ callback,
+ user_data,
+ modem_flow_control);
+
+ /* We need to enable RTS/CTS so that CYCLIC SLEEP mode works */
+ mm_base_modem_at_command (MM_BASE_MODEM (self),
+ "\\Q3",
+ 3,
+ FALSE,
+ NULL, /* cancellable */
+ (GAsyncReadyCallback)modem_flow_control_ready,
+ result);
+}
+
/*****************************************************************************/
MMBroadbandModemCinterion *
@@ -54,7 +263,6 @@ mm_broadband_modem_cinterion_new (const gchar *device,
NULL);
}
-
static void
mm_broadband_modem_cinterion_init (MMBroadbandModemCinterion *self)
{
@@ -67,9 +275,23 @@ mm_broadband_modem_cinterion_init (MMBroadbandModemCinterion *self)
static void
finalize (GObject *object)
{
+ MMBroadbandModemCinterion *self = MM_BROADBAND_MODEM_CINTERION (object);
+
+ g_free (self->priv->sleep_mode_cmd);
+
G_OBJECT_CLASS (mm_broadband_modem_cinterion_parent_class)->finalize (object);
}
+static void
+iface_modem_init (MMIfaceModem *iface)
+{
+ iface->modem_flow_control = modem_flow_control;
+ iface->modem_flow_control_finish = modem_flow_control_finish;
+ iface->modem_after_power_up = modem_after_power_up;
+ iface->modem_after_power_up_finish = modem_after_power_up_finish;
+ iface->modem_power_down = modem_power_down;
+ iface->modem_power_down_finish = modem_power_down_finish;
+}
static void
mm_broadband_modem_cinterion_class_init (MMBroadbandModemCinterionClass *klass)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-06-09 18:25:08 +0000