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kernel-device,qrtr: add MMKernelDeviceQrtr skeleton

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Add the skeleton of MMKernelDeviceQrtr and allow building it by the
introduction of with-qrtr.
This commit is contained in:
Andrew Lassalle
2020-09-02 13:10:58 -07:00
committed by Aleksander Morgado
parent 5a9460b355
commit daf27a9933
4 changed files with 313 additions and 0 deletions
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7
src/Makefile.am
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@@ -162,6 +162,13 @@ libkerneldevice_la_SOURCES = \
kerneldevice/mm-kernel-device-generic-rules.c \
$(NULL)
if WITH_QRTR
libkerneldevice_la_SOURCES += \
kerneldevice/mm-kernel-device-qrtr.h \
kerneldevice/mm-kernel-device-qrtr.c \
$(NULL)
endif
if WITH_UDEV
libkerneldevice_la_SOURCES += \
kerneldevice/mm-kernel-device-udev.h \

238
src/kerneldevice/mm-kernel-device-qrtr.c Normal file
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@@ -0,0 +1,238 @@
/* -*- 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 2020 Google LLC
*/
#include <string.h>
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include <ModemManager-tags.h>
#include "mm-kernel-device-qrtr.h"
G_DEFINE_TYPE (MMKernelDeviceQrtr, mm_kernel_device_qrtr, MM_TYPE_KERNEL_DEVICE)
enum {
PROP_0,
PROP_QRTR_NODE,
PROP_LAST
};
static GParamSpec *properties[PROP_LAST];
struct _MMKernelDeviceQrtrPrivate {
QrtrNode *node;
gchar *name;
gchar *physdev_uid;
};
/*****************************************************************************/
gchar *
mm_kernel_device_qrtr_helper_build_name (guint32 node_id)
{
return g_strdup_printf ("qrtr%u", node_id);
}
/*****************************************************************************/
QrtrNode *
mm_kernel_device_qrtr_get_node (MMKernelDeviceQrtr *self)
{
return g_object_ref (self->priv->node);
}
/*****************************************************************************/
static gboolean
kernel_device_cmp (MMKernelDevice *_a,
MMKernelDevice *_b)
{
MMKernelDeviceQrtr *a;
MMKernelDeviceQrtr *b;
a = MM_KERNEL_DEVICE_QRTR (_a);
b = MM_KERNEL_DEVICE_QRTR (_b);
return qrtr_node_get_id (a->priv->node) == qrtr_node_get_id (b->priv->node);
}
static gboolean
kernel_device_has_property (MMKernelDevice *_self,
const gchar *property)
{
MMKernelDeviceQrtr *self;
self = MM_KERNEL_DEVICE_QRTR (_self);
return !!g_object_get_data (G_OBJECT (self), property);
}
static const gchar *
kernel_device_get_property (MMKernelDevice *_self,
const gchar *property)
{
MMKernelDeviceQrtr *self;
self = MM_KERNEL_DEVICE_QRTR (_self);
return g_object_get_data (G_OBJECT (self), property);
}
static const gchar *
kernel_device_get_driver (MMKernelDevice *_self)
{
return MM_KERNEL_DEVICE_QRTR_DRIVER;
}
static const gchar *
kernel_device_get_name (MMKernelDevice *_self)
{
MMKernelDeviceQrtr *self;
self = MM_KERNEL_DEVICE_QRTR (_self);
if (!self->priv->name)
self->priv->name = mm_kernel_device_qrtr_helper_build_name (qrtr_node_get_id (self->priv->node));
return self->priv->name;
}
static const gchar *
kernel_device_get_physdev_uid (MMKernelDevice *_self)
{
MMKernelDeviceQrtr *self;
self = MM_KERNEL_DEVICE_QRTR (_self);
if (!self->priv->physdev_uid)
self->priv->physdev_uid = g_strdup_printf ("qrtr%d", qrtr_node_get_id (self->priv->node));
return self->priv->physdev_uid;
}
static const gchar *
kernel_device_get_subsystem (MMKernelDevice *_self)
{
return MM_KERNEL_DEVICE_QRTR_SUBSYSTEM;
}
/*****************************************************************************/
MMKernelDevice *
mm_kernel_device_qrtr_new (QrtrNode *qrtr_node)
{
MMKernelDevice *self;
self = MM_KERNEL_DEVICE (g_object_new (MM_TYPE_KERNEL_DEVICE_QRTR,
"qrtr-node", qrtr_node,
NULL));
return self;
}
/*****************************************************************************/
static void
mm_kernel_device_qrtr_init (MMKernelDeviceQrtr *self)
{
/* Initialize private data */
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, MM_TYPE_KERNEL_DEVICE_QRTR, MMKernelDeviceQrtrPrivate);
/* Set properties*/
g_object_set_data_full (G_OBJECT (self), ID_MM_PORT_TYPE_QMI, g_strdup ("true"), g_free);
g_object_set_data_full (G_OBJECT (self), ID_MM_CANDIDATE, g_strdup ("1"), g_free);
}
static void
set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
MMKernelDeviceQrtr *self = MM_KERNEL_DEVICE_QRTR (object);
switch (prop_id) {
case PROP_QRTR_NODE:
g_assert (!self->priv->node);
self->priv->node = g_value_dup_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
MMKernelDeviceQrtr *self = MM_KERNEL_DEVICE_QRTR (object);
switch (prop_id) {
case PROP_QRTR_NODE:
g_value_set_object (value, self->priv->node);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
dispose (GObject *object)
{
MMKernelDeviceQrtr *self = MM_KERNEL_DEVICE_QRTR (object);
g_clear_pointer (&self->priv->name, g_free);
g_clear_pointer (&self->priv->physdev_uid, g_free);
g_object_unref (self->priv->node);
G_OBJECT_CLASS (mm_kernel_device_qrtr_parent_class)->dispose (object);
}
static void
mm_kernel_device_qrtr_class_init (MMKernelDeviceQrtrClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMKernelDeviceClass *kernel_device_class = MM_KERNEL_DEVICE_CLASS (klass);
g_type_class_add_private (object_class, sizeof (MMKernelDeviceQrtrPrivate));
object_class->dispose = dispose;
object_class->get_property = get_property;
object_class->set_property = set_property;
kernel_device_class->get_driver = kernel_device_get_driver;
kernel_device_class->get_name = kernel_device_get_name;
kernel_device_class->get_physdev_uid = kernel_device_get_physdev_uid;
kernel_device_class->get_subsystem = kernel_device_get_subsystem;
kernel_device_class->cmp = kernel_device_cmp;
kernel_device_class->has_property = kernel_device_has_property;
kernel_device_class->get_property = kernel_device_get_property;
/* Device-wide properties are stored per-port in the qrtr backend */
kernel_device_class->has_global_property = kernel_device_has_property;
kernel_device_class->get_global_property = kernel_device_get_property;
properties[PROP_QRTR_NODE] =
g_param_spec_object ("qrtr-node",
"qrtr node",
"Node object as reported by QrtrNode",
QRTR_TYPE_NODE,
G_PARAM_READWRITE);
g_object_class_install_properties (object_class, PROP_LAST, properties);
}

62
src/kerneldevice/mm-kernel-device-qrtr.h Normal file
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@@ -0,0 +1,62 @@
/* -*- 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 2020 Google LLC
*/
#ifndef MM_KERNEL_DEVICE_QRTR_H
#define MM_KERNEL_DEVICE_QRTR_H
#include <glib.h>
#include <glib-object.h>
#include <libqrtr-glib.h>
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include "mm-kernel-device.h"
/* Driver string reported for all QRTR nodes; not really a kernel driver */
#define MM_KERNEL_DEVICE_QRTR_DRIVER "qrtr"
/* Subsytem string reported for all QRTR nodes; not really a kernel subsystem */
#define MM_KERNEL_DEVICE_QRTR_SUBSYSTEM "qrtr"
/* Helper to create a unique device name from the QRTR node id */
gchar *mm_kernel_device_qrtr_helper_build_name (guint32 node_id);
#define MM_TYPE_KERNEL_DEVICE_QRTR (mm_kernel_device_qrtr_get_type ())
#define MM_KERNEL_DEVICE_QRTR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_KERNEL_DEVICE_QRTR, MMKernelDeviceQrtr))
#define MM_KERNEL_DEVICE_QRTR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), MM_TYPE_KERNEL_DEVICE_QRTR, MMKernelDeviceQrtrClass))
#define MM_IS_KERNEL_DEVICE_QRTR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_KERNEL_DEVICE_QRTR))
#define MM_IS_KERNEL_DEVICE_QRTR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MM_TYPE_KERNEL_DEVICE_QRTR))
#define MM_KERNEL_DEVICE_QRTR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), MM_TYPE_KERNEL_DEVICE_QRTR, MMKernelDeviceQrtrClass))
typedef struct _MMKernelDeviceQrtr MMKernelDeviceQrtr;
typedef struct _MMKernelDeviceQrtrClass MMKernelDeviceQrtrClass;
typedef struct _MMKernelDeviceQrtrPrivate MMKernelDeviceQrtrPrivate;
struct _MMKernelDeviceQrtr {
MMKernelDevice parent;
MMKernelDeviceQrtrPrivate *priv;
};
struct _MMKernelDeviceQrtrClass {
MMKernelDeviceClass parent;
};
QrtrNode *mm_kernel_device_qrtr_get_node (MMKernelDeviceQrtr *self);
GType mm_kernel_device_qrtr_get_type (void);
MMKernelDevice *mm_kernel_device_qrtr_new (QrtrNode *qrtr_node);
#endif /* MM_KERNEL_DEVICE_QRTR_H */

6
src/mm-base-manager.c
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@@ -24,6 +24,12 @@
#include <gmodule.h>
#if defined WITH_QMI
# include <libqmi-glib.h>
#endif
#if defined WITH_QMI && QMI_QRTR_SUPPORTED
# include "mm-kernel-device-qrtr.h"
#endif
#if defined WITH_UDEV
# include "mm-kernel-device-udev.h"
#endif