target/linux/brcm47xx/patches-4.1/033-03-MIPS-BCM47xx-Fetch-board-info-directly-in-callback-f.patch

   1 From d8cfb5037bfc875e6dc8e09e4caceb443c04ff6a Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
   3 Date: Mon, 26 Oct 2015 11:13:16 +0100
   4 Subject: [PATCH 3/3] MIPS: BCM47xx: Fetch board info directly in callback
   5  function
   6 MIME-Version: 1.0
   7 Content-Type: text/plain; charset=UTF-8
   8 Content-Transfer-Encoding: 8bit
   9
  10 This drops another symbol dependency between setup.c and sprom.c which
  11 will allow us to make SPROM code a separated module (and share it with
  12 ARM).
  13 Patch tested on Linksys WRT300N V1.
  14
  15 Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
  16 Cc: Hauke Mehrtens <hauke@hauke-m.de>
  17 Cc: linux-mips@linux-mips.org
  18 Patchwork: https://patchwork.linux-mips.org/patch/11360/
  19 Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
  20 ---
  21  arch/mips/bcm47xx/setup.c                    | 19 ++++++++++++++++++-
  22  arch/mips/bcm47xx/sprom.c                    | 13 -------------
  23  arch/mips/include/asm/mach-bcm47xx/bcm47xx.h |  5 -----
  24  3 files changed, 18 insertions(+), 19 deletions(-)
  25
  26 --- a/arch/mips/bcm47xx/setup.c
  27 +++ b/arch/mips/bcm47xx/setup.c
  28 @@ -105,11 +105,28 @@ static int bcm47xx_get_invariants(struct
  29                                   struct ssb_init_invariants *iv)
  30  {
  31         char buf[20];
  32 +       int len, err;
  33
  34         /* Fill boardinfo structure */
  35         memset(&iv->boardinfo, 0 , sizeof(struct ssb_boardinfo));
  36
  37 -       bcm47xx_fill_ssb_boardinfo(&iv->boardinfo, NULL);
  38 +       len = bcm47xx_nvram_getenv("boardvendor", buf, sizeof(buf));
  39 +       if (len > 0) {
  40 +               err = kstrtou16(strim(buf), 0, &iv->boardinfo.vendor);
  41 +               if (err)
  42 +                       pr_warn("Couldn't parse nvram board vendor entry with value \"%s\"\n",
  43 +                               buf);
  44 +       }
  45 +       if (!iv->boardinfo.vendor)
  46 +               iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM;
  47 +
  48 +       len = bcm47xx_nvram_getenv("boardtype", buf, sizeof(buf));
  49 +       if (len > 0) {
  50 +               err = kstrtou16(strim(buf), 0, &iv->boardinfo.type);
  51 +               if (err)
  52 +                       pr_warn("Couldn't parse nvram board type entry with value \"%s\"\n",
  53 +                               buf);
  54 +       }
  55
  56         memset(&iv->sprom, 0, sizeof(struct ssb_sprom));
  57         bcm47xx_fill_sprom(&iv->sprom, NULL, false);
  58 --- a/arch/mips/bcm47xx/sprom.c
  59 +++ b/arch/mips/bcm47xx/sprom.c
  60 @@ -599,19 +599,6 @@ void bcm47xx_fill_sprom(struct ssb_sprom
  61         bcm47xx_sprom_fill_auto(sprom, prefix, fallback);
  62  }
  63
  64 -#ifdef CONFIG_BCM47XX_SSB
  65 -void bcm47xx_fill_ssb_boardinfo(struct ssb_boardinfo *boardinfo,
  66 -                               const char *prefix)
  67 -{
  68 -       nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
  69 -                      true);
  70 -       if (!boardinfo->vendor)
  71 -               boardinfo->vendor = SSB_BOARDVENDOR_BCM;
  72 -
  73 -       nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
  74 -}
  75 -#endif
  76 -
  77  #if defined(CONFIG_BCM47XX_SSB)
  78  static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out)
  79  {
  80 --- a/arch/mips/include/asm/mach-bcm47xx/bcm47xx.h
  81 +++ b/arch/mips/include/asm/mach-bcm47xx/bcm47xx.h
  82 @@ -48,11 +48,6 @@ extern enum bcm47xx_bus_type bcm47xx_bus
  83  void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix,
  84                         bool fallback);
  85
  86 -#ifdef CONFIG_BCM47XX_SSB
  87 -void bcm47xx_fill_ssb_boardinfo(struct ssb_boardinfo *boardinfo,
  88 -                               const char *prefix);
  89 -#endif
  90 -
  91  void bcm47xx_set_system_type(u16 chip_id);
  92
  93  #endif /* __ASM_BCM47XX_H */