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Fall back to the udev parent if the vendor is unknown

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This lets us get the correct vendor for NVMe devices.
This commit is contained in:
Richard Hughes 2018-09-04 15:09:38 +01:00
parent 2c0635ae55
commit e1c519299b
1 changed files with 13 additions and 6 deletions
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19
src/fu-udev-device.c
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@ -69,10 +69,9 @@ fu_udev_device_emit_changed (FuUdevDevice *self)
}
static guint64
fu_udev_device_get_sysfs_attr_as_uint64 (FuUdevDevice *self, const gchar *name)
fu_udev_device_get_sysfs_attr_as_uint64 (GUdevDevice *udev_device, const gchar *name)
{
FuUdevDevicePrivate *priv = GET_PRIVATE (self);
return fu_common_strtoull (g_udev_device_get_sysfs_attr (priv->udev_device, name));
return fu_common_strtoull (g_udev_device_get_sysfs_attr (udev_device, name));
}
static guint16
@ -93,9 +92,17 @@ fu_udev_device_probe (FuDevice *device, GError **error)
g_autofree gchar *subsystem = NULL;
/* set ven:dev:rev */
priv->vendor = fu_udev_device_get_sysfs_attr_as_uint64 (self, "vendor");
priv->model = fu_udev_device_get_sysfs_attr_as_uint64 (self, "device");
priv->revision = fu_udev_device_get_sysfs_attr_as_uint64 (self, "revision");
priv->vendor = fu_udev_device_get_sysfs_attr_as_uint64 (priv->udev_device, "vendor");
priv->model = fu_udev_device_get_sysfs_attr_as_uint64 (priv->udev_device, "device");
priv->revision = fu_udev_device_get_sysfs_attr_as_uint64 (priv->udev_device, "revision");
/* fallback to the parent */
if (priv->vendor == 0x0 && priv->model == 0x0 && priv->revision == 0x0) {
g_autoptr(GUdevDevice) parent = g_udev_device_get_parent (priv->udev_device);
priv->vendor = fu_udev_device_get_sysfs_attr_as_uint64 (parent, "vendor");
priv->model = fu_udev_device_get_sysfs_attr_as_uint64 (parent, "device");
priv->revision = fu_udev_device_get_sysfs_attr_as_uint64 (parent, "revision");
}
/* hidraw helpfully encodes the information in a different place */
if (priv->vendor == 0x0 && priv->model == 0x0 && priv->revision == 0x0 &&