ieee1394: add quirk fix for Freecom HDD

[linux-2.6-omap-h63xx.git] / drivers / ieee1394 / nodemgr.c

diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 2376b729e8765c5ca85bb7f1e0acf7201fe3b227..79ef5fd928ae42c0d8252f1d8bf07c479782be9c 100644 (file)
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -115,8 +115,14 @@ static int nodemgr_bus_read(struct csr1212_csr *csr, u64 addr, u16 length,
        return error;
 }
 
+#define OUI_FREECOM_TECHNOLOGIES_GMBH 0x0001db
+
 static int nodemgr_get_max_rom(quadlet_t *bus_info_data, void *__ci)
 {
+       /* Freecom FireWire Hard Drive firmware bug */
+       if (be32_to_cpu(bus_info_data[3]) >> 8 == OUI_FREECOM_TECHNOLOGIES_GMBH)
+               return 0;
+
        return (be32_to_cpu(bus_info_data[2]) >> 8) & 0x3;
 }
 
@@ -826,13 +832,11 @@ static struct node_entry *nodemgr_create_node(octlet_t guid,
        memcpy(&ne->device, &nodemgr_dev_template_ne,
               sizeof(ne->device));
        ne->device.parent = &host->device;
-       snprintf(ne->device.bus_id, BUS_ID_SIZE, "%016Lx",
-                (unsigned long long)(ne->guid));
+       dev_set_name(&ne->device, "%016Lx", (unsigned long long)(ne->guid));
 
        ne->node_dev.parent = &ne->device;
        ne->node_dev.class = &nodemgr_ne_class;
-       snprintf(ne->node_dev.bus_id, BUS_ID_SIZE, "%016Lx",
-               (unsigned long long)(ne->guid));
+       dev_set_name(&ne->node_dev, "%016Lx", (unsigned long long)(ne->guid));
 
        if (device_register(&ne->device))
                goto fail_devreg;
@@ -932,13 +936,11 @@ static void nodemgr_register_device(struct node_entry *ne,
 
        ud->device.parent = parent;
 
-       snprintf(ud->device.bus_id, BUS_ID_SIZE, "%s-%u",
-                ne->device.bus_id, ud->id);
+       dev_set_name(&ud->device, "%s-%u", dev_name(&ne->device), ud->id);
 
        ud->unit_dev.parent = &ud->device;
        ud->unit_dev.class = &nodemgr_ud_class;
-       snprintf(ud->unit_dev.bus_id, BUS_ID_SIZE, "%s-%u",
-                ne->device.bus_id, ud->id);
+       dev_set_name(&ud->unit_dev, "%s-%u", dev_name(&ne->device), ud->id);
 
        if (device_register(&ud->device))
                goto fail_devreg;
@@ -953,7 +955,7 @@ static void nodemgr_register_device(struct node_entry *ne,
 fail_classdevreg:
        device_unregister(&ud->device);
 fail_devreg:
-       HPSB_ERR("Failed to create unit %s", ud->device.bus_id);
+       HPSB_ERR("Failed to create unit %s", dev_name(&ud->device));
 }      
 
 
@@ -1689,6 +1691,7 @@ static int nodemgr_host_thread(void *data)
                g = get_hpsb_generation(host);
                for (i = 0; i < 4 ; i++) {
                        msleep_interruptible(63);
+                       try_to_freeze();
                        if (kthread_should_stop())
                                goto exit;
 
@@ -1729,6 +1732,7 @@ static int nodemgr_host_thread(void *data)
                /* Sleep 3 seconds */
                for (i = 3000/200; i; i--) {
                        msleep_interruptible(200);
+                       try_to_freeze();
                        if (kthread_should_stop())
                                goto exit;