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synapticsmst: Fix crasher with MST flashing (#385)

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b6f79556 caused the device ID strings to change, which synaptics
MST plugin was relying upon.

Update to use metadata instead to communicate this information.
This commit is contained in:
Mario Limonciello 2018-02-06 18:35:33 -05:00 committed by Richard Hughes
parent 65a61c7b6f
commit 0ce0558ad7
1 changed files with 12 additions and 8 deletions
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20
plugins/synapticsmst/fu-plugin-synapticsmst.c
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@ -79,6 +79,8 @@ fu_plugin_synaptics_add_device (FuPlugin *plugin,
const gchar *guid_str = NULL;
g_autofree gchar *name = NULL;
g_autofree gchar *dev_id_str = NULL;
g_autofree gchar *layer_str = NULL;
g_autofree gchar *rad_str = NULL;
const gchar *aux_node;
guint8 layer;
guint16 rad;
@ -111,6 +113,8 @@ fu_plugin_synaptics_add_device (FuPlugin *plugin,
kind_str = synapticsmst_device_kind_to_string (synapticsmst_device_get_kind (device));
dev_id_str = g_strdup_printf ("MST-%s-%s-%u-%u",
kind_str, aux_node, layer, rad);
layer_str = g_strdup_printf ("%u", layer);
rad_str = g_strdup_printf ("%u", rad);
if (board_str == NULL) {
g_debug ("invalid board ID (%x)", synapticsmst_device_get_board_id (device));
@ -124,6 +128,10 @@ fu_plugin_synaptics_add_device (FuPlugin *plugin,
/* create the device */
dev = fu_device_new ();
fu_device_set_id (dev, dev_id_str);
fu_device_set_metadata (dev, "SynapticsMSTKind", kind_str);
fu_device_set_metadata (dev, "SynapticsMSTAuxNode", aux_node);
fu_device_set_metadata (dev, "SynapticsMSTLayer", layer_str);
fu_device_set_metadata (dev, "SynapticsMSTRad", rad_str);
fu_device_add_flag (dev, FWUPD_DEVICE_FLAG_UPDATABLE);
fu_device_set_name (dev, name);
fu_device_set_vendor (dev, "Synaptics");
@ -298,20 +306,16 @@ fu_plugin_update (FuPlugin *plugin,
{
FuPluginData *data = fu_plugin_get_data (plugin);
g_autoptr(SynapticsMSTDevice) device = NULL;
const gchar *device_id;
SynapticsMSTDeviceKind kind;
const gchar *aux_node;
guint8 layer;
guint8 rad;
g_auto (GStrv) split = NULL;
/* extract details to build a new device */
device_id = fu_device_get_id (dev);
split = g_strsplit (device_id, "-", -1);
kind = synapticsmst_device_kind_from_string(split[1]);
aux_node = split[2];
layer = g_ascii_strtoull (split[3], NULL, 0);
rad = g_ascii_strtoull (split[4], NULL, 0);
kind = synapticsmst_device_kind_from_string (fu_device_get_metadata (dev, "SynapticsMSTKind"));
aux_node = fu_device_get_metadata (dev, "SynapticsMSTAuxNode");
layer = g_ascii_strtoull (fu_device_get_metadata (dev, "SynapticsMSTLayer"), NULL, 0);
rad = g_ascii_strtoull (fu_device_get_metadata (dev, "SynapticsMSTRad"), NULL, 0);
/* sleep to allow device wakeup to complete */