build: move plugins directory to src/plugins

We are going to allow including the plugin sources built within the
ModemManager daemon binary; moving the sources within the daemon
sources directory makes it easier.

1 files changed, 176 insertions, 0 deletions

diff --git a/src/plugins/qcom-soc/mm-broadband-modem-qmi-qcom-soc.c b/src/plugins/qcom-soc/mm-broadband-modem-qmi-qcom-soc.c
new file mode 100644
index 00000000..21d62c12
--- /dev/null
+++ b/src/plugins/qcom-soc/mm-broadband-modem-qmi-qcom-soc.c
@@ -0,0 +1,176 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details:
+ *
+ * Copyright (C) 2020 Aleksander Morgado <aleksander@aleksander.es>
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <ctype.h>
+
+#include "ModemManager.h"
+#include "mm-log.h"
+#include "mm-iface-modem.h"
+#include "mm-broadband-modem-qmi-qcom-soc.h"
+
+G_DEFINE_TYPE (MMBroadbandModemQmiQcomSoc, mm_broadband_modem_qmi_qcom_soc, MM_TYPE_BROADBAND_MODEM_QMI)
+
+/*****************************************************************************/
+
+static const QmiSioPort sio_port_per_port_number[] = {
+    QMI_SIO_PORT_A2_MUX_RMNET0,
+    QMI_SIO_PORT_A2_MUX_RMNET1,
+    QMI_SIO_PORT_A2_MUX_RMNET2,
+    QMI_SIO_PORT_A2_MUX_RMNET3,
+    QMI_SIO_PORT_A2_MUX_RMNET4,
+    QMI_SIO_PORT_A2_MUX_RMNET5,
+    QMI_SIO_PORT_A2_MUX_RMNET6,
+    QMI_SIO_PORT_A2_MUX_RMNET7
+};
+
+static MMPortQmi *
+peek_port_qmi_for_data_bam_dmux (MMBroadbandModemQmi  *self,
+                                 MMPort               *data,
+                                 MMQmiDataEndpoint    *out_endpoint,
+                                 GError              **error)
+{
+    MMPortQmi      *found = NULL;
+    MMKernelDevice *net_port;
+    gint            net_port_number;
+
+    net_port = mm_port_peek_kernel_device (data);
+
+    /* The dev_port notified by the bam-dmux driver indicates which SIO port we should be using */
+    net_port_number = mm_kernel_device_get_attribute_as_int (net_port, "dev_port");
+    if (net_port_number < 0 || net_port_number >= (gint) G_N_ELEMENTS (sio_port_per_port_number)) {
+        g_set_error (error,
+                     MM_CORE_ERROR,
+                     MM_CORE_ERROR_NOT_FOUND,
+                     "Couldn't find SIO port number for 'net/%s'",
+                     mm_port_get_device (data));
+        return NULL;
+    }
+
+    /* Find one QMI port, we don't care which one */
+    found = mm_broadband_modem_qmi_peek_port_qmi (self);
+
+    if (!found)
+        g_set_error (error,
+                     MM_CORE_ERROR,
+                     MM_CORE_ERROR_NOT_FOUND,
+                     "Couldn't find any QMI port for 'net/%s'",
+                     mm_port_get_device (data));
+    else if (out_endpoint) {
+        /* WDS Bind (Mux) Data Port must be called with the correct endpoint
+         * interface number/SIO port to make multiplexing work with BAM-DMUX */
+        out_endpoint->type = QMI_DATA_ENDPOINT_TYPE_BAM_DMUX;
+        out_endpoint->interface_number = net_port_number;
+        out_endpoint->sio_port = sio_port_per_port_number[net_port_number];
+    }
+
+    return found;
+}
+
+static MMPortQmi *
+peek_port_qmi_for_data_ipa (MMBroadbandModemQmi  *self,
+                            MMPort               *data,
+                            MMQmiDataEndpoint    *out_endpoint,
+                            GError              **error)
+{
+    MMPortQmi *found = NULL;
+
+    /* when using IPA, we have a main network interface that will be multiplexed
+     * to create link interfaces. We can assume any of the available QMI ports is
+     * able to manage that. */
+
+    found = mm_broadband_modem_qmi_peek_port_qmi (self);
+
+    if (!found)
+        g_set_error (error,
+                     MM_CORE_ERROR,
+                     MM_CORE_ERROR_NOT_FOUND,
+                     "Couldn't find any QMI port for 'net/%s'",
+                     mm_port_get_device (data));
+    else if (out_endpoint)
+        mm_port_qmi_get_endpoint_info (found, out_endpoint);
+
+    return found;
+}
+
+static MMPortQmi *
+peek_port_qmi_for_data (MMBroadbandModemQmi  *self,
+                        MMPort               *data,
+                        MMQmiDataEndpoint    *out_endpoint,
+                        GError              **error)
+{
+    MMKernelDevice *net_port;
+    const gchar    *net_port_driver;
+
+    g_assert (MM_IS_BROADBAND_MODEM_QMI (self));
+    g_assert (mm_port_get_subsys (data) == MM_PORT_SUBSYS_NET);
+
+    net_port = mm_port_peek_kernel_device (data);
+    net_port_driver = mm_kernel_device_get_driver (net_port);
+
+    if (g_strcmp0 (net_port_driver, "ipa") == 0)
+        return peek_port_qmi_for_data_ipa (self, data, out_endpoint, error);
+
+    if (g_strcmp0 (net_port_driver, "bam-dmux") == 0)
+        return peek_port_qmi_for_data_bam_dmux (self, data, out_endpoint, error);
+
+    g_set_error (error,
+                 MM_CORE_ERROR,
+                 MM_CORE_ERROR_FAILED,
+                 "Unsupported QMI kernel driver for 'net/%s': %s",
+                 mm_port_get_device (data),
+                 net_port_driver);
+    return NULL;
+}
+
+/*****************************************************************************/
+
+MMBroadbandModemQmiQcomSoc *
+mm_broadband_modem_qmi_qcom_soc_new (const gchar  *device,
+                                     const gchar **drivers,
+                                     const gchar  *plugin,
+                                     guint16       vendor_id,
+                                     guint16       product_id)
+{
+    return g_object_new (MM_TYPE_BROADBAND_MODEM_QMI_QCOM_SOC,
+                         MM_BASE_MODEM_DEVICE,     device,
+                         MM_BASE_MODEM_DRIVERS,    drivers,
+                         MM_BASE_MODEM_PLUGIN,     plugin,
+                         MM_BASE_MODEM_VENDOR_ID,  vendor_id,
+                         MM_BASE_MODEM_PRODUCT_ID, product_id,
+                         /* QMI bearer supports NET only */
+                         MM_BASE_MODEM_DATA_NET_SUPPORTED, TRUE,
+                         MM_BASE_MODEM_DATA_TTY_SUPPORTED, FALSE,
+                         MM_IFACE_MODEM_SIM_HOT_SWAP_SUPPORTED, TRUE,
+                         NULL);
+}
+
+static void
+mm_broadband_modem_qmi_qcom_soc_init (MMBroadbandModemQmiQcomSoc *self)
+{
+}
+
+static void
+mm_broadband_modem_qmi_qcom_soc_class_init (MMBroadbandModemQmiQcomSocClass *klass)
+{
+    MMBroadbandModemQmiClass *broadband_modem_qmi_class = MM_BROADBAND_MODEM_QMI_CLASS (klass);
+
+    broadband_modem_qmi_class->peek_port_qmi_for_data = peek_port_qmi_for_data;
+}