static void
supports_task_dispose (GObject *object)
{
MMPluginBaseSupportsTaskPrivate *priv = MM_PLUGIN_BASE_SUPPORTS_TASK_GET_PRIVATE (object);
if (MM_IS_SERIAL_PORT (priv->probe_port))
mm_serial_port_flash_cancel (MM_SERIAL_PORT (priv->probe_port));
g_object_unref (priv->port);
g_free (priv->physdev_path);
g_free (priv->driver);
g_free (priv->probe_resp);
g_clear_error (&(priv->probe_error));
g_free (priv->custom_init);
if (priv->open_id)
g_source_remove (priv->open_id);
if (priv->full_id)
g_source_remove (priv->full_id);
if (priv->probe_id)
g_source_remove (priv->probe_id);
if (priv->probe_port) {
mm_serial_port_close (MM_SERIAL_PORT (priv->probe_port));
g_object_unref (priv->probe_port);
}
if (priv->qcdm_port) {
mm_serial_port_close (MM_SERIAL_PORT (priv->qcdm_port));
g_object_unref (priv->qcdm_port);
}
G_OBJECT_CLASS (mm_plugin_base_supports_task_parent_class)->dispose (object);
}
static void
at_sequence_context_free (AtSequenceContext *ctx)
{
mm_serial_port_close (MM_SERIAL_PORT (ctx->port));
g_object_unref (ctx->port);
g_object_unref (ctx->self);
if (ctx->response_processor_context &&
ctx->response_processor_context_free)
ctx->response_processor_context_free (ctx->response_processor_context);
if (ctx->cancelled_id)
g_cancellable_disconnect (ctx->modem_cancellable,
ctx->cancelled_id);
if (ctx->user_cancellable)
g_object_unref (ctx->user_cancellable);
g_object_unref (ctx->modem_cancellable);
g_object_unref (ctx->cancellable);
if (ctx->result)
g_variant_unref (ctx->result);
if (ctx->simple)
g_object_unref (ctx->simple);
g_free (ctx);
}
static void
port_probe_run_task_free (PortProbeRunTask *task)
{
if (task->source_id)
g_source_remove (task->source_id);
if (task->buffer_full_id)
g_source_remove (task->buffer_full_id);
if (task->serial) {
if (mm_serial_port_is_open (task->serial))
mm_serial_port_close (task->serial);
g_object_unref (task->serial);
}
#if defined WITH_QMI
if (task->qmi_port) {
if (mm_qmi_port_is_open (task->qmi_port))
mm_qmi_port_close (task->qmi_port);
g_object_unref (task->qmi_port);
}
#endif
if (task->cancellable)
g_object_unref (task->cancellable);
if (task->at_probing_cancellable)
g_object_unref (task->at_probing_cancellable);
g_object_unref (task->result);
g_free (task);
}
static void
port_buffer_full (MMSerialPort *port, GByteArray *buffer, gpointer user_data)
{
MMPluginBaseSupportsTask *task = MM_PLUGIN_BASE_SUPPORTS_TASK (user_data);
MMPluginBaseSupportsTaskPrivate *priv = MM_PLUGIN_BASE_SUPPORTS_TASK_GET_PRIVATE (user_data);
const char **iter;
size_t iter_len;
int i;
/* Check for an immediate disqualification response. There are some
* ports (Option Icera-based chipsets have them, as do Qualcomm Gobi
* devices before their firmware is loaded) that just shouldn't be
* probed if we get a certain response because we know they can't be
* used. Kernel bugs (at least with 2.6.31 and 2.6.32) also trigger port
* flow control kernel oopses if we read too much data for these ports.
*/
for (iter = &dq_strings[0]; iter && *iter; iter++) {
/* Search in the response for the item; the response could have embedded
* nulls so we can't use memcmp() or strstr() on the whole response.
*/
iter_len = strlen (*iter);
for (i = 0; i < buffer->len - iter_len; i++) {
if (!memcmp (&buffer->data[i], *iter, iter_len)) {
/* Immediately close the port and complete probing */
priv->probed_caps = 0;
mm_serial_port_close (MM_SERIAL_PORT (priv->probe_port));
probe_complete (task);
return;
}
}
}
}
static void
try_qcdm_probe (MMPluginBaseSupportsTask *task)
{
MMPluginBaseSupportsTaskPrivate *priv = MM_PLUGIN_BASE_SUPPORTS_TASK_GET_PRIVATE (task);
const char *name;
GError *error = NULL;
GByteArray *verinfo = NULL, *verinfo2;
gint len;
/* Close the AT port */
if (priv->probe_port) {
mm_serial_port_close (MM_SERIAL_PORT (priv->probe_port));
g_object_unref (priv->probe_port);
priv->probe_port = NULL;
}
/* Open the QCDM port */
name = g_udev_device_get_name (priv->port);
g_assert (name);
priv->qcdm_port = mm_qcdm_serial_port_new (name, MM_PORT_TYPE_PRIMARY);
if (priv->qcdm_port == NULL) {
g_warning ("(%s) failed to create new QCDM serial port.", name);
probe_complete (task);
return;
}
if (!mm_serial_port_open (MM_SERIAL_PORT (priv->qcdm_port), &error)) {
g_warning ("(%s) failed to open new QCDM serial port: (%d) %s.",
name,
error ? error->code : -1,
error && error->message ? error->message : "(unknown)");
g_clear_error (&error);
probe_complete (task);
return;
}
/* Build up the probe command */
verinfo = g_byte_array_sized_new (50);
len = qcdm_cmd_version_info_new ((char *) verinfo->data, 50, &error);
if (len <= 0) {
g_byte_array_free (verinfo, TRUE);
g_warning ("(%s) failed to create QCDM version info command: (%d) %s.",
name,
error ? error->code : -1,
error && error->message ? error->message : "(unknown)");
g_clear_error (&error);
probe_complete (task);
return;
}
verinfo->len = len;
/* Queuing the command takes ownership over it; copy it for the second try */
verinfo2 = g_byte_array_sized_new (verinfo->len);
g_byte_array_append (verinfo2, verinfo->data, verinfo->len);
/* Send the command twice; the ports often need to be woken up */
mm_qcdm_serial_port_queue_command (priv->qcdm_port, verinfo, 3, qcdm_verinfo_cb, NULL);
mm_qcdm_serial_port_queue_command (priv->qcdm_port, verinfo2, 3, qcdm_verinfo_cb, task);
}
static void
serial_buffer_full (MMSerialPort *serial,
GByteArray *buffer,
PortProbeRunTask *task)
{
const gchar **iter;
size_t iter_len;
int i;
/* Some devices (observed on a ZTE branded "QUALCOMM INCORPORATED" model
* "154") spew NULLs from some ports.
*/
if ( (buffer->len >= sizeof (zerobuf))
&& (memcmp (buffer->data, zerobuf, sizeof (zerobuf)) == 0)) {
mm_serial_port_close (serial);
port_probe_run_task_complete (task, FALSE, NULL);
return;
}
/* Check for an immediate disqualification response. There are some
* ports (Option Icera-based chipsets have them, as do Qualcomm Gobi
* devices before their firmware is loaded) that just shouldn't be
* probed if we get a certain response because we know they can't be
* used. Kernel bugs (at least with 2.6.31 and 2.6.32) also trigger port
* flow control kernel oopses if we read too much data for these ports.
*/
for (iter = &dq_strings[0]; iter && *iter; iter++) {
/* Search in the response for the item; the response could have embedded
* nulls so we can't use memcmp() or strstr() on the whole response.
*/
iter_len = strlen (*iter);
for (i = 0; i < buffer->len - iter_len; i++) {
if (!memcmp (&buffer->data[i], *iter, iter_len)) {
/* Immediately close the port and complete probing */
mm_serial_port_close (serial);
port_probe_run_task_complete (task, FALSE, NULL);
return;
}
}
}
}
static void
serial_buffer_full (MMSerialPort *serial,
GByteArray *buffer,
MMPortProbe *self)
{
if (is_non_at_response (buffer->data, buffer->len)) {
mm_serial_port_close (serial);
mm_port_probe_set_result_at (self, FALSE);
serial_probe_schedule (self);
}
}
static void
at_command_context_free (AtCommandContext *ctx)
{
mm_serial_port_close (MM_SERIAL_PORT (ctx->port));
if (ctx->cancelled_id)
g_cancellable_disconnect (ctx->modem_cancellable,
ctx->cancelled_id);
if (ctx->user_cancellable)
g_object_unref (ctx->user_cancellable);
g_object_unref (ctx->modem_cancellable);
g_object_unref (ctx->cancellable);
g_object_unref (ctx->port);
g_object_unref (ctx->result);
g_object_unref (ctx->self);
g_free (ctx);
}
static gboolean
serial_probe_qcdm (MMPortProbe *self)
{
PortProbeRunTask *task = self->priv->task;
GError *error = NULL;
GByteArray *verinfo = NULL;
GByteArray *verinfo2;
gint len;
task->source_id = 0;
/* If already cancelled, do nothing else */
if (port_probe_run_is_cancelled (self))
return FALSE;
mm_dbg ("(%s) probing QCDM...", self->priv->name);
/* If open, close the AT port */
if (task->serial) {
mm_serial_port_close (task->serial);
g_object_unref (task->serial);
}
/* Open the QCDM port */
task->serial = MM_SERIAL_PORT (mm_qcdm_serial_port_new (self->priv->name));
if (!task->serial) {
port_probe_run_task_complete (
task,
FALSE,
g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"(%s) Couldn't create QCDM port",
self->priv->name));
return FALSE;
}
/* Try to open the port */
if (!mm_serial_port_open (task->serial, &error)) {
port_probe_run_task_complete (
task,
FALSE,
g_error_new (MM_SERIAL_ERROR,
MM_SERIAL_ERROR_OPEN_FAILED,
"(%s) Failed to open QCDM port: %s",
self->priv->name,
(error ? error->message : "unknown error")));
g_clear_error (&error);
return FALSE;
}
/* Build up the probe command */
verinfo = g_byte_array_sized_new (50);
len = qcdm_cmd_version_info_new ((gchar *) verinfo->data, 50);
if (len <= 0) {
g_byte_array_free (verinfo, TRUE);
port_probe_run_task_complete (
task,
FALSE,
g_error_new (MM_SERIAL_ERROR,
MM_SERIAL_ERROR_OPEN_FAILED,
"(%s) Failed to create QCDM versin info command",
self->priv->name));
return FALSE;
}
verinfo->len = len;
/* Queuing the command takes ownership over it; dup it for the second try */
verinfo2 = g_byte_array_sized_new (verinfo->len);
g_byte_array_append (verinfo2, verinfo->data, verinfo->len);
/* Send the command twice; the ports often need to be woken up */
mm_qcdm_serial_port_queue_command (MM_QCDM_SERIAL_PORT (task->serial),
verinfo,
3,
NULL,
(MMQcdmSerialResponseFn)serial_probe_qcdm_parse_response,
NULL);
mm_qcdm_serial_port_queue_command (MM_QCDM_SERIAL_PORT (task->serial),
verinfo2,
3,
NULL,
(MMQcdmSerialResponseFn)serial_probe_qcdm_parse_response,
self);
return FALSE;
}
static gboolean
serial_probe_qcdm (MMPortProbe *self)
{
PortProbeRunTask *task = self->priv->task;
GError *error = NULL;
GByteArray *verinfo = NULL;
GByteArray *verinfo2;
gint len;
guint8 marker = 0x7E;
task->source_id = 0;
/* If already cancelled, do nothing else */
if (port_probe_run_is_cancelled (self))
return FALSE;
mm_dbg ("(%s/%s) probing QCDM...",
g_udev_device_get_subsystem (self->priv->port),
g_udev_device_get_name (self->priv->port));
/* If open, close the AT port */
if (task->serial) {
mm_serial_port_close (task->serial);
g_object_unref (task->serial);
}
/* Open the QCDM port */
task->serial = MM_SERIAL_PORT (mm_qcdm_serial_port_new (g_udev_device_get_name (self->priv->port)));
if (!task->serial) {
port_probe_run_task_complete (
task,
FALSE,
g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"(%s/%s) Couldn't create QCDM port",
g_udev_device_get_subsystem (self->priv->port),
g_udev_device_get_name (self->priv->port)));
return FALSE;
}
/* Try to open the port */
if (!mm_serial_port_open (task->serial, &error)) {
port_probe_run_task_complete (
task,
FALSE,
g_error_new (MM_SERIAL_ERROR,
MM_SERIAL_ERROR_OPEN_FAILED,
"(%s/%s) Failed to open QCDM port: %s",
g_udev_device_get_subsystem (self->priv->port),
g_udev_device_get_name (self->priv->port),
(error ? error->message : "unknown error")));
g_clear_error (&error);
return FALSE;
}
/* Build up the probe command; 0x7E is the frame marker, so put one at the
* beginning of the buffer to ensure that the device discards any AT
* commands that probing might have sent earlier. Should help devices
* respond more quickly and speed up QCDM probing.
*/
verinfo = g_byte_array_sized_new (10);
g_byte_array_append (verinfo, &marker, 1);
len = qcdm_cmd_version_info_new ((char *) (verinfo->data + 1), 9);
if (len <= 0) {
g_byte_array_free (verinfo, TRUE);
port_probe_run_task_complete (
task,
FALSE,
g_error_new (MM_SERIAL_ERROR,
MM_SERIAL_ERROR_OPEN_FAILED,
"(%s/%s) Failed to create QCDM versin info command",
g_udev_device_get_subsystem (self->priv->port),
g_udev_device_get_name (self->priv->port)));
return FALSE;
}
verinfo->len = len + 1;
/* Queuing the command takes ownership over it; save it for the second try */
verinfo2 = g_byte_array_sized_new (verinfo->len);
g_byte_array_append (verinfo2, verinfo->data, verinfo->len);
g_object_set_data_full (G_OBJECT (self), "cmd2", verinfo2, (GDestroyNotify) g_byte_array_unref);
mm_qcdm_serial_port_queue_command (MM_QCDM_SERIAL_PORT (task->serial),
verinfo,
3,
NULL,
(MMQcdmSerialResponseFn)serial_probe_qcdm_parse_response,
self);
return FALSE;
}
