Clean-up all the DT printk functions to use common pr_fmt prefix.
Some print statements such as kmalloc errors were redundant, so just
drop those.
Cc: Frank Rowand <frowand.list@gmail.com>
Cc: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Reviewed-by: Frank Rowand <frank.rowand@am.sony.com>
Signed-off-by: Rob Herring <robh@kernel.org>
 
+#define pr_fmt(fmt)    "OF: " fmt
+
 #include <linux/device.h>
 #include <linux/io.h>
 #include <linux/ioport.h>
 #ifdef DEBUG
 static void of_dump_addr(const char *s, const __be32 *addr, int na)
 {
-       printk(KERN_DEBUG "%s", s);
+       pr_debug("%s", s);
        while (na--)
-               printk(" %08x", be32_to_cpu(*(addr++)));
-       printk("\n");
+               pr_cont(" %08x", be32_to_cpu(*(addr++)));
+       pr_cont("\n");
 }
 #else
 static void of_dump_addr(const char *s, const __be32 *addr, int na) { }
        s  = of_read_number(range + na + pna, ns);
        da = of_read_number(addr, na);
 
-       pr_debug("OF: default map, cp=%llx, s=%llx, da=%llx\n",
+       pr_debug("default map, cp=%llx, s=%llx, da=%llx\n",
                 (unsigned long long)cp, (unsigned long long)s,
                 (unsigned long long)da);
 
        s  = of_read_number(range + na + pna, ns);
        da = of_read_number(addr + 1, na - 1);
 
-       pr_debug("OF: PCI map, cp=%llx, s=%llx, da=%llx\n",
+       pr_debug("PCI map, cp=%llx, s=%llx, da=%llx\n",
                 (unsigned long long)cp, (unsigned long long)s,
                 (unsigned long long)da);
 
        s  = of_read_number(range + na + pna, ns);
        da = of_read_number(addr + 1, na - 1);
 
-       pr_debug("OF: ISA map, cp=%llx, s=%llx, da=%llx\n",
+       pr_debug("ISA map, cp=%llx, s=%llx, da=%llx\n",
                 (unsigned long long)cp, (unsigned long long)s,
                 (unsigned long long)da);
 
         */
        ranges = of_get_property(parent, rprop, &rlen);
        if (ranges == NULL && !of_empty_ranges_quirk(parent)) {
-               pr_debug("OF: no ranges; cannot translate\n");
+               pr_debug("no ranges; cannot translate\n");
                return 1;
        }
        if (ranges == NULL || rlen == 0) {
                offset = of_read_number(addr, na);
                memset(addr, 0, pna * 4);
-               pr_debug("OF: empty ranges; 1:1 translation\n");
+               pr_debug("empty ranges; 1:1 translation\n");
                goto finish;
        }
 
-       pr_debug("OF: walking ranges...\n");
+       pr_debug("walking ranges...\n");
 
        /* Now walk through the ranges */
        rlen /= 4;
                        break;
        }
        if (offset == OF_BAD_ADDR) {
-               pr_debug("OF: not found !\n");
+               pr_debug("not found !\n");
                return 1;
        }
        memcpy(addr, ranges + na, 4 * pna);
 
  finish:
-       of_dump_addr("OF: parent translation for:", addr, pna);
-       pr_debug("OF: with offset: %llx\n", (unsigned long long)offset);
+       of_dump_addr("parent translation for:", addr, pna);
+       pr_debug("with offset: %llx\n", (unsigned long long)offset);
 
        /* Translate it into parent bus space */
        return pbus->translate(addr, offset, pna);
        int na, ns, pna, pns;
        u64 result = OF_BAD_ADDR;
 
-       pr_debug("OF: ** translation for device %s **\n", of_node_full_name(dev));
+       pr_debug("** translation for device %s **\n", of_node_full_name(dev));
 
        /* Increase refcount at current level */
        of_node_get(dev);
        /* Count address cells & copy address locally */
        bus->count_cells(dev, &na, &ns);
        if (!OF_CHECK_COUNTS(na, ns)) {
-               pr_debug("OF: Bad cell count for %s\n", of_node_full_name(dev));
+               pr_debug("Bad cell count for %s\n", of_node_full_name(dev));
                goto bail;
        }
        memcpy(addr, in_addr, na * 4);
 
-       pr_debug("OF: bus is %s (na=%d, ns=%d) on %s\n",
+       pr_debug("bus is %s (na=%d, ns=%d) on %s\n",
            bus->name, na, ns, of_node_full_name(parent));
-       of_dump_addr("OF: translating address:", addr, na);
+       of_dump_addr("translating address:", addr, na);
 
        /* Translate */
        for (;;) {
 
                /* If root, we have finished */
                if (parent == NULL) {
-                       pr_debug("OF: reached root node\n");
+                       pr_debug("reached root node\n");
                        result = of_read_number(addr, na);
                        break;
                }
                pbus = of_match_bus(parent);
                pbus->count_cells(dev, &pna, &pns);
                if (!OF_CHECK_COUNTS(pna, pns)) {
-                       pr_err("prom_parse: Bad cell count for %s\n",
+                       pr_err("Bad cell count for %s\n",
                               of_node_full_name(dev));
                        break;
                }
 
-               pr_debug("OF: parent bus is %s (na=%d, ns=%d) on %s\n",
+               pr_debug("parent bus is %s (na=%d, ns=%d) on %s\n",
                    pbus->name, pna, pns, of_node_full_name(parent));
 
                /* Apply bus translation */
                ns = pns;
                bus = pbus;
 
-               of_dump_addr("OF: one level translation:", addr, na);
+               of_dump_addr("one level translation:", addr, na);
        }
  bail:
        of_node_put(parent);
        }
 
        if (!ranges) {
-               pr_debug("%s: no dma-ranges found for node(%s)\n",
-                        __func__, np->full_name);
+               pr_debug("no dma-ranges found for node(%s)\n", np->full_name);
                ret = -ENODEV;
                goto out;
        }
        dmaaddr = of_read_number(ranges, naddr);
        *paddr = of_translate_dma_address(np, ranges);
        if (*paddr == OF_BAD_ADDR) {
-               pr_err("%s: translation of DMA address(%pad) to CPU address failed node(%s)\n",
-                      __func__, dma_addr, np->full_name);
+               pr_err("translation of DMA address(%pad) to CPU address failed node(%s)\n",
+                      dma_addr, np->full_name);
                ret = -EINVAL;
                goto out;
        }
 
  *      as published by the Free Software Foundation; either version
  *      2 of the License, or (at your option) any later version.
  */
+
+#define pr_fmt(fmt)    "OF: " fmt
+
 #include <linux/console.h>
 #include <linux/ctype.h>
 #include <linux/cpu.h>
        if (name == orig_name) {
                name = kstrdup(orig_name, GFP_KERNEL);
        } else {
-               pr_warn("device-tree: Duplicate name in %s, renamed to \"%s\"\n",
+               pr_warn("Duplicate name in %s, renamed to \"%s\"\n",
                        kobject_name(kobj), name);
        }
        return name;
        of_kset = kset_create_and_add("devicetree", NULL, firmware_kobj);
        if (!of_kset) {
                mutex_unlock(&of_mutex);
-               pr_err("devicetree: failed to register existing nodes\n");
+               pr_err("failed to register existing nodes\n");
                return;
        }
        for_each_of_allnodes(np)
                of_node_put(node);
 
                if (!port) {
-                       pr_err("%s(): no port node found in %s\n",
-                              __func__, parent->full_name);
+                       pr_err("graph: no port node found in %s\n",
+                              parent->full_name);
                        return NULL;
                }
        } else {
 
  * device tree nodes.
  */
 
+#define pr_fmt(fmt)    "OF: " fmt
+
 #include <linux/of.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
        switch (action) {
        case OF_RECONFIG_ATTACH_NODE:
        case OF_RECONFIG_DETACH_NODE:
-               pr_debug("of/notify %-15s %s\n", action_names[action],
+               pr_debug("notify %-15s %s\n", action_names[action],
                        pr->dn->full_name);
                break;
        case OF_RECONFIG_ADD_PROPERTY:
        case OF_RECONFIG_REMOVE_PROPERTY:
        case OF_RECONFIG_UPDATE_PROPERTY:
-               pr_debug("of/notify %-15s %s:%s\n", action_names[action],
+               pr_debug("notify %-15s %s:%s\n", action_names[action],
                        pr->dn->full_name, pr->prop->name);
                break;
 
        case OF_RECONFIG_ADD_PROPERTY:
        case OF_RECONFIG_REMOVE_PROPERTY:
        case OF_RECONFIG_UPDATE_PROPERTY:
-               pr_debug("of/cset<%p> %-15s %s/%s\n", ce, action_names[ce->action],
+               pr_debug("cset<%p> %-15s %s/%s\n", ce, action_names[ce->action],
                        ce->np->full_name, ce->prop->name);
                break;
        case OF_RECONFIG_ATTACH_NODE:
        case OF_RECONFIG_DETACH_NODE:
-               pr_debug("of/cset<%p> %-15s %s\n", ce, action_names[ce->action],
+               pr_debug("cset<%p> %-15s %s\n", ce, action_names[ce->action],
                        ce->np->full_name);
                break;
        }
                ret = of_property_notify(ce->action, ce->np, ce->prop, ce->old_prop);
                break;
        default:
-               pr_err("%s: invalid devicetree changeset action: %i\n", __func__,
+               pr_err("invalid devicetree changeset action: %i\n",
                        (int)ce->action);
                return;
        }
 
        if (ret)
-               pr_err("%s: notifier error @%s\n", __func__, ce->np->full_name);
+               pr_err("changeset notifier error @%s\n", ce->np->full_name);
 }
 
 static int __of_changeset_entry_apply(struct of_changeset_entry *ce)
 
                ret = __of_add_property(ce->np, ce->prop);
                if (ret) {
-                       pr_err("%s: add_property failed @%s/%s\n",
-                               __func__, ce->np->full_name,
+                       pr_err("changeset: add_property failed @%s/%s\n",
+                               ce->np->full_name,
                                ce->prop->name);
                        break;
                }
        case OF_RECONFIG_REMOVE_PROPERTY:
                ret = __of_remove_property(ce->np, ce->prop);
                if (ret) {
-                       pr_err("%s: remove_property failed @%s/%s\n",
-                               __func__, ce->np->full_name,
+                       pr_err("changeset: remove_property failed @%s/%s\n",
+                               ce->np->full_name,
                                ce->prop->name);
                        break;
                }
 
                ret = __of_update_property(ce->np, ce->prop, &old_prop);
                if (ret) {
-                       pr_err("%s: update_property failed @%s/%s\n",
-                               __func__, ce->np->full_name,
+                       pr_err("changeset: update_property failed @%s/%s\n",
+                               ce->np->full_name,
                                ce->prop->name);
                        break;
                }
        int ret;
 
        /* perform the rest of the work */
-       pr_debug("of_changeset: applying...\n");
+       pr_debug("changeset: applying...\n");
        list_for_each_entry(ce, &ocs->entries, node) {
                ret = __of_changeset_entry_apply(ce);
                if (ret) {
-                       pr_err("%s: Error applying changeset (%d)\n", __func__, ret);
+                       pr_err("Error applying changeset (%d)\n", ret);
                        list_for_each_entry_continue_reverse(ce, &ocs->entries, node)
                                __of_changeset_entry_revert(ce);
                        return ret;
                }
        }
-       pr_debug("of_changeset: applied, emitting notifiers.\n");
+       pr_debug("changeset: applied, emitting notifiers.\n");
 
        /* drop the global lock while emitting notifiers */
        mutex_unlock(&of_mutex);
        list_for_each_entry(ce, &ocs->entries, node)
                __of_changeset_entry_notify(ce, 0);
        mutex_lock(&of_mutex);
-       pr_debug("of_changeset: notifiers sent.\n");
+       pr_debug("changeset: notifiers sent.\n");
 
        return 0;
 }
        struct of_changeset_entry *ce;
        int ret;
 
-       pr_debug("of_changeset: reverting...\n");
+       pr_debug("changeset: reverting...\n");
        list_for_each_entry_reverse(ce, &ocs->entries, node) {
                ret = __of_changeset_entry_revert(ce);
                if (ret) {
-                       pr_err("%s: Error reverting changeset (%d)\n", __func__, ret);
+                       pr_err("Error reverting changeset (%d)\n", ret);
                        list_for_each_entry_continue(ce, &ocs->entries, node)
                                __of_changeset_entry_apply(ce);
                        return ret;
                }
        }
-       pr_debug("of_changeset: reverted, emitting notifiers.\n");
+       pr_debug("changeset: reverted, emitting notifiers.\n");
 
        /* drop the global lock while emitting notifiers */
        mutex_unlock(&of_mutex);
        list_for_each_entry_reverse(ce, &ocs->entries, node)
                __of_changeset_entry_notify(ce, 1);
        mutex_lock(&of_mutex);
-       pr_debug("of_changeset: notifiers sent.\n");
+       pr_debug("changeset: notifiers sent.\n");
 
        return 0;
 }
        struct of_changeset_entry *ce;
 
        ce = kzalloc(sizeof(*ce), GFP_KERNEL);
-       if (!ce) {
-               pr_err("%s: Failed to allocate\n", __func__);
+       if (!ce)
                return -ENOMEM;
-       }
+
        /* get a reference to the node */
        ce->action = action;
        ce->np = of_node_get(np);
 
  * version 2 as published by the Free Software Foundation.
  */
 
+#define pr_fmt(fmt)    "OF: fdt:" fmt
+
 #include <linux/crc32.h>
 #include <linux/kernel.h>
 #include <linux/initrd.h>
 
                val = fdt_getprop_by_offset(blob, cur, &pname, &sz);
                if (!val) {
-                       pr_warn("%s: Cannot locate property at 0x%x\n",
-                               __func__, cur);
+                       pr_warn("Cannot locate property at 0x%x\n", cur);
                        continue;
                }
 
                if (!pname) {
-                       pr_warn("%s: Cannot find property name at 0x%x\n",
-                               __func__, cur);
+                       pr_warn("Cannot find property name at 0x%x\n", cur);
                        continue;
                }
 
        }
 
        if (offset < 0 && offset != -FDT_ERR_NOTFOUND) {
-               pr_err("%s: Error %d processing FDT\n", __func__, offset);
+               pr_err("Error %d processing FDT\n", offset);
                return -EINVAL;
        }
 
 
        if (of_fdt_crc32 != crc32_be(~0, initial_boot_params,
                                     fdt_totalsize(initial_boot_params))) {
-               pr_warn("fdt: not creating '/sys/firmware/fdt': CRC check failed\n");
+               pr_warn("not creating '/sys/firmware/fdt': CRC check failed\n");
                return 0;
        }
        of_fdt_raw_attr.size = fdt_totalsize(initial_boot_params);
 
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
  */
+
+#define pr_fmt(fmt)    "OF: fdt: " fmt
+
 #include <linux/kernel.h>
 #include <linux/libfdt.h>
 #include <linux/of.h>
        pr_debug("%s", s);
        while(na--)
                pr_cont(" %08x", *(addr++));
-       pr_debug("\n");
+       pr_cont("\n");
 }
 #else
 static void __init of_dump_addr(const char *s, const __be32 *addr, int na) { }
        s  = of_read_number(range + na + pna, ns);
        da = of_read_number(addr, na);
 
-       pr_debug("FDT: default map, cp=%llx, s=%llx, da=%llx\n",
+       pr_debug("default map, cp=%llx, s=%llx, da=%llx\n",
            cp, s, da);
 
        if (da < cp || da >= (cp + s))
        if (rlen == 0) {
                offset = of_read_number(addr, na);
                memset(addr, 0, pna * 4);
-               pr_debug("FDT: empty ranges, 1:1 translation\n");
+               pr_debug("empty ranges, 1:1 translation\n");
                goto finish;
        }
 
-       pr_debug("FDT: walking ranges...\n");
+       pr_debug("walking ranges...\n");
 
        /* Now walk through the ranges */
        rlen /= 4;
                        break;
        }
        if (offset == OF_BAD_ADDR) {
-               pr_debug("FDT: not found !\n");
+               pr_debug("not found !\n");
                return 1;
        }
        memcpy(addr, ranges + na, 4 * pna);
 
  finish:
-       of_dump_addr("FDT: parent translation for:", addr, pna);
-       pr_debug("FDT: with offset: %llx\n", offset);
+       of_dump_addr("parent translation for:", addr, pna);
+       pr_debug("with offset: %llx\n", offset);
 
        /* Translate it into parent bus space */
        return pbus->translate(addr, offset, pna);
        int na, ns, pna, pns;
        u64 result = OF_BAD_ADDR;
 
-       pr_debug("FDT: ** translation for device %s **\n",
+       pr_debug("** translation for device %s **\n",
                 fdt_get_name(blob, node_offset, NULL));
 
        reg = fdt_getprop(blob, node_offset, "reg", &len);
        if (!reg) {
-               pr_err("FDT: warning: device tree node '%s' has no address.\n",
+               pr_err("warning: device tree node '%s' has no address.\n",
                        fdt_get_name(blob, node_offset, NULL));
                goto bail;
        }
        /* Cound address cells & copy address locally */
        bus->count_cells(blob, parent, &na, &ns);
        if (!OF_CHECK_COUNTS(na, ns)) {
-               pr_err("FDT: Bad cell count for %s\n",
+               pr_err("Bad cell count for %s\n",
                       fdt_get_name(blob, node_offset, NULL));
                goto bail;
        }
        memcpy(addr, reg, na * 4);
 
-       pr_debug("FDT: bus (na=%d, ns=%d) on %s\n",
+       pr_debug("bus (na=%d, ns=%d) on %s\n",
                 na, ns, fdt_get_name(blob, parent, NULL));
-       of_dump_addr("OF: translating address:", addr, na);
+       of_dump_addr("translating address:", addr, na);
 
        /* Translate */
        for (;;) {
 
                /* If root, we have finished */
                if (parent < 0) {
-                       pr_debug("FDT: reached root node\n");
+                       pr_debug("reached root node\n");
                        result = of_read_number(addr, na);
                        break;
                }
                pbus = &of_busses[0];
                pbus->count_cells(blob, parent, &pna, &pns);
                if (!OF_CHECK_COUNTS(pna, pns)) {
-                       pr_err("FDT: Bad cell count for %s\n",
+                       pr_err("Bad cell count for %s\n",
                                fdt_get_name(blob, node_offset, NULL));
                        break;
                }
 
-               pr_debug("FDT: parent bus (na=%d, ns=%d) on %s\n",
+               pr_debug("parent bus (na=%d, ns=%d) on %s\n",
                         pna, pns, fdt_get_name(blob, parent, NULL));
 
                /* Apply bus translation */
                ns = pns;
                bus = pbus;
 
-               of_dump_addr("FDT: one level translation:", addr, na);
+               of_dump_addr("one level translation:", addr, na);
        }
  bail:
        return result;
 
  * driver.
  */
 
+#define pr_fmt(fmt)    "OF: " fmt
+
 #include <linux/device.h>
 #include <linux/errno.h>
 #include <linux/list.h>
 
+#define pr_fmt(fmt)    "OF: PCI: " fmt
+
 #include <linux/kernel.h>
 #include <linux/export.h>
 #include <linux/of.h>
        else
                pci_clear_flags(PCI_PROBE_ONLY);
 
-       pr_info("PCI: PROBE_ONLY %sabled\n", val ? "en" : "dis");
+       pr_info("PROBE_ONLY %sabled\n", val ? "en" : "dis");
 }
 EXPORT_SYMBOL_GPL(of_pci_check_probe_only);
 
        if (!bus_range)
                return -ENOMEM;
 
-       pr_info("PCI host bridge %s ranges:\n", dev->full_name);
+       pr_info("host bridge %s ranges:\n", dev->full_name);
 
        err = of_pci_parse_bus_range(dev, bus_range);
        if (err) {
 
  * License or (at your optional) any later version of the license.
  */
 
+#define pr_fmt(fmt)    "OF: reserved mem: " fmt
+
 #include <linux/err.h>
 #include <linux/of.h>
 #include <linux/of_fdt.h>
        struct reserved_mem *rmem = &reserved_mem[reserved_mem_count];
 
        if (reserved_mem_count == ARRAY_SIZE(reserved_mem)) {
-               pr_err("Reserved memory: not enough space all defined regions.\n");
+               pr_err("not enough space all defined regions.\n");
                return;
        }
 
                return -EINVAL;
 
        if (len != dt_root_size_cells * sizeof(__be32)) {
-               pr_err("Reserved memory: invalid size property in '%s' node.\n",
-                               uname);
+               pr_err("invalid size property in '%s' node.\n", uname);
                return -EINVAL;
        }
        size = dt_mem_next_cell(dt_root_size_cells, &prop);
        prop = of_get_flat_dt_prop(node, "alignment", &len);
        if (prop) {
                if (len != dt_root_addr_cells * sizeof(__be32)) {
-                       pr_err("Reserved memory: invalid alignment property in '%s' node.\n",
+                       pr_err("invalid alignment property in '%s' node.\n",
                                uname);
                        return -EINVAL;
                }
        if (prop) {
 
                if (len % t_len != 0) {
-                       pr_err("Reserved memory: invalid alloc-ranges property in '%s', skipping node.\n",
+                       pr_err("invalid alloc-ranges property in '%s', skipping node.\n",
                               uname);
                        return -EINVAL;
                }
                        ret = early_init_dt_alloc_reserved_memory_arch(size,
                                        align, start, end, nomap, &base);
                        if (ret == 0) {
-                               pr_debug("Reserved memory: allocated memory for '%s' node: base %pa, size %ld MiB\n",
+                               pr_debug("allocated memory for '%s' node: base %pa, size %ld MiB\n",
                                        uname, &base,
                                        (unsigned long)size / SZ_1M);
                                break;
                ret = early_init_dt_alloc_reserved_memory_arch(size, align,
                                                        0, 0, nomap, &base);
                if (ret == 0)
-                       pr_debug("Reserved memory: allocated memory for '%s' node: base %pa, size %ld MiB\n",
+                       pr_debug("allocated memory for '%s' node: base %pa, size %ld MiB\n",
                                uname, &base, (unsigned long)size / SZ_1M);
        }
 
        if (base == 0) {
-               pr_info("Reserved memory: failed to allocate memory for node '%s'\n",
-                       uname);
+               pr_info("failed to allocate memory for node '%s'\n", uname);
                return -ENOMEM;
        }
 
                        continue;
 
                if (initfn(rmem) == 0) {
-                       pr_info("Reserved memory: initialized node %s, compatible id %s\n",
+                       pr_info("initialized node %s, compatible id %s\n",
                                rmem->name, compat);
                        return 0;
                }
 
                        this_end = this->base + this->size;
                        next_end = next->base + next->size;
-                       pr_err("Reserved memory: OVERLAP DETECTED!\n%s (%pa--%pa) overlaps with %s (%pa--%pa)\n",
+                       pr_err("OVERLAP DETECTED!\n%s (%pa--%pa) overlaps with %s (%pa--%pa)\n",
                               this->name, &this->base, &this_end,
                               next->name, &next->base, &next_end);
                }
 
  * modify it under the terms of the GNU General Public License
  * version 2 as published by the Free Software Foundation.
  */
-#undef DEBUG
+
+#define pr_fmt(fmt)    "OF: overlay: " fmt
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/of.h>
        for_each_property_of_node(overlay, prop) {
                ret = of_overlay_apply_single_property(ov, target, prop);
                if (ret) {
-                       pr_err("%s: Failed to apply prop @%s/%s\n",
-                               __func__, target->full_name, prop->name);
+                       pr_err("Failed to apply prop @%s/%s\n",
+                              target->full_name, prop->name);
                        return ret;
                }
        }
        for_each_child_of_node(overlay, child) {
                ret = of_overlay_apply_single_device_node(ov, target, child);
                if (ret != 0) {
-                       pr_err("%s: Failed to apply single node @%s/%s\n",
-                                       __func__, target->full_name,
-                                       child->name);
+                       pr_err("Failed to apply single node @%s/%s\n",
+                              target->full_name, child->name);
                        of_node_put(child);
                        return ret;
                }
 
                err = of_overlay_apply_one(ov, ovinfo->target, ovinfo->overlay);
                if (err != 0) {
-                       pr_err("%s: overlay failed '%s'\n",
-                               __func__, ovinfo->target->full_name);
+                       pr_err("apply failed '%s'\n", ovinfo->target->full_name);
                        return err;
                }
        }
        if (ret == 0)
                return of_find_node_by_path(path);
 
-       pr_err("%s: Failed to find target for node %p (%s)\n", __func__,
+       pr_err("Failed to find target for node %p (%s)\n",
                info_node, info_node->name);
 
        return NULL;
 
        id = idr_alloc(&ov_idr, ov, 0, 0, GFP_KERNEL);
        if (id < 0) {
-               pr_err("%s: idr_alloc() failed for tree@%s\n",
-                               __func__, tree->full_name);
                err = id;
                goto err_destroy_trans;
        }
        /* build the overlay info structures */
        err = of_build_overlay_info(ov, tree);
        if (err) {
-               pr_err("%s: of_build_overlay_info() failed for tree@%s\n",
-                               __func__, tree->full_name);
+               pr_err("of_build_overlay_info() failed for tree@%s\n",
+                      tree->full_name);
                goto err_free_idr;
        }
 
        /* apply the overlay */
        err = of_overlay_apply(ov);
-       if (err) {
-               pr_err("%s: of_overlay_apply() failed for tree@%s\n",
-                               __func__, tree->full_name);
+       if (err)
                goto err_abort_trans;
-       }
 
        /* apply the changeset */
        err = __of_changeset_apply(&ov->cset);
-       if (err) {
-               pr_err("%s: __of_changeset_apply() failed for tree@%s\n",
-                               __func__, tree->full_name);
+       if (err)
                goto err_revert_overlay;
-       }
+
 
        /* add to the tail of the overlay list */
        list_add_tail(&ov->node, &ov_list);
 
        list_for_each_entry(ce, &ov->cset.entries, node) {
                if (!overlay_is_topmost(ov, ce->np)) {
-                       pr_err("%s: overlay #%d is not topmost\n",
-                                       __func__, ov->id);
+                       pr_err("overlay #%d is not topmost\n", ov->id);
                        return 0;
                }
        }
        ov = idr_find(&ov_idr, id);
        if (ov == NULL) {
                err = -ENODEV;
-               pr_err("%s: Could not find overlay #%d\n",
-                               __func__, id);
+               pr_err("destroy: Could not find overlay #%d\n", id);
                goto out;
        }
 
        /* check whether the overlay is safe to remove */
        if (!overlay_removal_is_ok(ov)) {
                err = -EBUSY;
-               pr_err("%s: removal check failed for overlay #%d\n",
-                               __func__, id);
                goto out;
        }
 
 
  *  2 of the License, or (at your option) any later version.
  *
  */
+
+#define pr_fmt(fmt)    "OF: " fmt
+
 #include <linux/errno.h>
 #include <linux/module.h>
 #include <linux/amba/bus.h>
                return NULL;
 
        dev = amba_device_alloc(NULL, 0, 0);
-       if (!dev) {
-               pr_err("%s(): amba_device_alloc() failed for %s\n",
-                      __func__, node->full_name);
+       if (!dev)
                goto err_clear_flag;
-       }
 
        /* setup generic device info */
        dev->dev.of_node = of_node_get(node);
 
        ret = of_address_to_resource(node, 0, &dev->res);
        if (ret) {
-               pr_err("%s(): of_address_to_resource() failed (%d) for %s\n",
-                      __func__, ret, node->full_name);
+               pr_err("amba: of_address_to_resource() failed (%d) for %s\n",
+                      ret, node->full_name);
                goto err_free;
        }
 
        ret = amba_device_add(dev, &iomem_resource);
        if (ret) {
-               pr_err("%s(): amba_device_add() failed (%d) for %s\n",
-                      __func__, ret, node->full_name);
+               pr_err("amba_device_add() failed (%d) for %s\n",
+                      ret, node->full_name);
                goto err_free;
        }
 
 
  * version 2 as published by the Free Software Foundation.
  */
 
+#define pr_fmt(fmt)    "OF: resolver: " fmt
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/of.h>