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cinterion: start porting features from the old implementation

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Currently ported:
 * Power Down
 * Flow control
 * After power up setup:
   ** Available functionality status
   ** Supported networks
This commit is contained in:
Aleksander Morgado
2011-12-01 21:23:45 +01:00
parent c345f5fe63
commit 71bf6b0048
1 changed files with 226 additions and 4 deletions
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230
plugins/mm-broadband-modem-cinterion.c
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@@ -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)