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trivial: Add fu_udev_device_get_slot_depth()

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We'll need this for another plugin soon.
This commit is contained in:
Richard Hughes 2019-01-29 10:54:18 +00:00
parent a08891b6cb
commit f6838c738a
3 changed files with 21 additions and 19 deletions
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20
plugins/nvme/fu-nvme-device.c
View File

@ -305,24 +305,6 @@ fu_nvme_device_parse_cns (FuNvmeDevice *self, const guint8 *buf, gsize sz, GErro
return TRUE;
}
static guint
fu_nvme_device_pci_slot_depth (FuNvmeDevice *self)
{
GUdevDevice *udev_device = fu_udev_device_get_dev (FU_UDEV_DEVICE (self));
g_autoptr(GUdevDevice) device_tmp = NULL;
device_tmp = g_udev_device_get_parent_with_subsystem (udev_device, "pci", NULL);
if (device_tmp == NULL)
return 0;
for (guint i = 0; i < 0xff; i++) {
g_autoptr(GUdevDevice) parent = g_udev_device_get_parent (device_tmp);
if (parent == NULL)
return i;
g_set_object (&device_tmp, parent);
}
return 0;
}
static void
fu_nvme_device_dump (const gchar *title, const guint8 *buf, gsize sz)
{
@ -369,7 +351,7 @@ fu_nvme_device_probe (FuUdevDevice *device, GError **error)
return FALSE;
/* look at the PCI depth to work out if in an external enclosure */
self->pci_depth = fu_nvme_device_pci_slot_depth (self);
self->pci_depth = fu_udev_device_get_slot_depth (device, "pci");
if (self->pci_depth <= 2)
fu_device_add_flag (FU_DEVICE (self), FWUPD_DEVICE_FLAG_INTERNAL);

18
src/fu-udev-device.c
View File

@ -251,6 +251,24 @@ fu_udev_device_set_dev (FuUdevDevice *self, GUdevDevice *udev_device)
return;
}
guint
fu_udev_device_get_slot_depth (FuUdevDevice *self, const gchar *subsystem)
{
GUdevDevice *udev_device = fu_udev_device_get_dev (FU_UDEV_DEVICE (self));
g_autoptr(GUdevDevice) device_tmp = NULL;
device_tmp = g_udev_device_get_parent_with_subsystem (udev_device, subsystem, NULL);
if (device_tmp == NULL)
return 0;
for (guint i = 0; i < 0xff; i++) {
g_autoptr(GUdevDevice) parent = g_udev_device_get_parent (device_tmp);
if (parent == NULL)
return i;
g_set_object (&device_tmp, parent);
}
return 0;
}
static void
fu_udev_device_incorporate (FuDevice *self, FuDevice *donor)
{

2
src/fu-udev-device.h
View File

@ -32,6 +32,8 @@ const gchar *fu_udev_device_get_subsystem (FuUdevDevice *self);
guint16 fu_udev_device_get_vendor (FuUdevDevice *self);
guint16 fu_udev_device_get_model (FuUdevDevice *self);
guint8 fu_udev_device_get_revision (FuUdevDevice *self);
guint fu_udev_device_get_slot_depth (FuUdevDevice *self,
const gchar *subsystem);
gboolean fu_udev_device_set_physical_id (FuUdevDevice *self,
const gchar *subsystem,
GError **error);