Root/target/linux/brcm47xx/patches-2.6.39/033-bcm47xx-register-fallback-callback.patch

1--- a/arch/mips/bcm47xx/nvram.c
2+++ b/arch/mips/bcm47xx/nvram.c
3@@ -3,6 +3,7 @@
4  *
5  * Copyright (C) 2005 Broadcom Corporation
6  * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
7+ * Copyright (C) 2010-2011 Hauke Mehrtens <hauke@hauke-m.de>
8  *
9  * This program is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU General Public License as published by the
11@@ -23,7 +24,7 @@
12 static char nvram_buf[NVRAM_SPACE];
13 
14 /* Probe for NVRAM header */
15-static void __init early_nvram_init(void)
16+static void early_nvram_init(void)
17 {
18     struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
19     struct nvram_header *header;
20--- a/arch/mips/bcm47xx/setup.c
21+++ b/arch/mips/bcm47xx/setup.c
22@@ -3,6 +3,7 @@
23  * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
24  * Copyright (C) 2006 Michael Buesch <mb@bu3sch.de>
25  * Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
26+ * Copyright (C) 2010-2011 Hauke Mehrtens <hauke@hauke-m.de>
27  *
28  * This program is free software; you can redistribute it and/or modify it
29  * under the terms of the GNU General Public License as published by the
30@@ -156,6 +157,22 @@ static void bcm47xx_fill_sprom(struct ss
31     }
32 }
33 
34+int bcm47xx_get_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
35+{
36+ char prefix[10];
37+
38+ if (bus->bustype == SSB_BUSTYPE_PCI) {
39+ snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
40+ bus->host_pci->bus->number + 1,
41+ PCI_SLOT(bus->host_pci->devfn));
42+ bcm47xx_fill_sprom(out, prefix);
43+ return 0;
44+ } else {
45+ printk(KERN_WARNING "bcm47xx: unable to fill SPROM for given bustype.\n");
46+ return -EINVAL;
47+ }
48+}
49+
50 static int bcm47xx_get_invariants(struct ssb_bus *bus,
51                    struct ssb_init_invariants *iv)
52 {
53@@ -212,6 +229,11 @@ void __init plat_mem_setup(void)
54     char buf[100];
55     struct ssb_mipscore *mcore;
56 
57+ err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom);
58+ if (err)
59+ printk(KERN_WARNING "bcm47xx: someone else already registered"
60+ " a ssb SPROM callback handler (err %d)\n", err);
61+
62     err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE,
63                       bcm47xx_get_invariants);
64     if (err)
65

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