CSR_SET_BUS_INFO_GENERATION(host->csr.rom, generation);
        if (csr1212_generate_csr_image(host->csr.rom) != CSR1212_SUCCESS) {
-               /* CSR image creation failed, reset generation field and do not
-                * issue a bus reset. */
-               CSR_SET_BUS_INFO_GENERATION(host->csr.rom, host->csr.generation);
+               /* CSR image creation failed.
+                * Reset generation field and do not issue a bus reset. */
+               CSR_SET_BUS_INFO_GENERATION(host->csr.rom,
+                                           host->csr.generation);
                return;
        }
 
 
        host->update_config_rom = 0;
        if (host->driver->set_hw_config_rom)
-               host->driver->set_hw_config_rom(host, host->csr.rom->bus_info_data);
+               host->driver->set_hw_config_rom(host,
+                                               host->csr.rom->bus_info_data);
 
        host->csr.gen_timestamp[host->csr.generation] = jiffies;
        hpsb_reset_bus(host, SHORT_RESET);
        return -1;
 }
 
-static int dummy_isoctl(struct hpsb_iso *iso, enum isoctl_cmd command, unsigned long arg)
+static int dummy_isoctl(struct hpsb_iso *iso, enum isoctl_cmd command,
+                       unsigned long arg)
 {
        return -1;
 }
        init_timer(&h->timeout);
        h->timeout.data = (unsigned long) h;
        h->timeout.function = abort_timedouts;
-       h->timeout_interval = HZ / 20; // 50ms by default
+       h->timeout_interval = HZ / 20; /* 50ms, half of minimum SPLIT_TIMEOUT */
 
        h->topology_map = h->csr.topology_map + 3;
        h->speed_map = (u8 *)(h->csr.speed_map + 2);
        if (time_before(jiffies, host->csr.gen_timestamp[next_gen] + 60 * HZ))
                /* Wait 60 seconds from the last time this generation number was
                 * used. */
-               reset_delay = (60 * HZ) + host->csr.gen_timestamp[next_gen] - jiffies;
+               reset_delay =
+                       (60 * HZ) + host->csr.gen_timestamp[next_gen] - jiffies;
        else
                /* Wait 1 second in case some other code wants to change the
                 * Config ROM in the near future. */