package/kernel/linux-header/12-conf-hacks.patch

   1 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   2 # T2 SDE: package/*/linux/12-conf-hacks.patch
   3 # Copyright (C) 2004 - 2022 The T2 SDE Project
   4 # Copyright (C) 1998 - 2003 ROCK Linux Project
   5 #
   6 # This Copyright note is generated by scripts/Create-CopyPatch,
   7 # more information can be found in the files COPYING and README.
   8 #
   9 # This patch file is dual-licensed. It is available under the license the
  10 # patched project is licensed under, as long as it is an OpenSource license
  11 # as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
  12 # of the GNU General Public License version 2 as used by the T2 SDE.
  13 # --- T2-COPYRIGHT-NOTE-END ---
  14
  15 Set all unset options to module. Needed by the T2 SDE Linux kernel
  16 auto configuration.
  17
  18 Initally written by Claire Xenia Wolf <claire@clairexen.net> and adapted
  19 for various new 2.5, 2.6, 3.x, 4.x and 5.x kernels
  20 by Rene Rebe <rene@exactcode.de>.
  21
  22 --- linux/scripts/kconfig/conf.c.vanilla        2022-02-09 15:42:20.344450884 +0100
  23 +++ linux/scripts/kconfig/conf.c        2022-02-09 15:43:25.824448274 +0100
  24 @@ -23,6 +23,7 @@
  25         oldaskconfig,
  26         syncconfig,
  27         oldconfig,
  28 +       no2modconfig,
  29         allnoconfig,
  30         allyesconfig,
  31         allmodconfig,
  32 @@ -166,6 +167,7 @@
  33         def_y2m,
  34         def_m2y,
  35         def_no,
  36 +       def_no2m,
  37         def_random
  38  };
  39
  40 @@ -228,8 +230,22 @@
  41         }
  42
  43         for_all_symbols(i, sym) {
  44 -               if (sym_has_value(sym) || sym->flags & SYMBOL_VALID)
  45 +               if (sym_has_value(sym)) /* user defined? */
  46                         continue;
  47 +
  48 +                if ((mode == def_no2m) && (sym->type == S_TRISTATE)) {
  49 +                      if (sym_get_tristate_value(sym) != mod)
  50 +                              fprintf(stderr, "Setting %s to 'm'.\n", sym->name);
  51 +                      if (sym_get_tristate_value(sym) != mod) {
  52 +                              sym->def[S_DEF_USER].tri = mod;
  53 +                              sym->flags |= SYMBOL_DEF_USER;
  54 +                      }
  55 +                      continue;
  56 +                }
  57 +
  58 +               if (sym->flags & SYMBOL_VALID)
  59 +                       continue;
  60 +
  61                 switch (sym_get_type(sym)) {
  62                 case S_BOOLEAN:
  63                 case S_TRISTATE:
  64 @@ -690,6 +705,7 @@
  65         {"allyesconfig",  no_argument,       &input_mode_opt, allyesconfig},
  66         {"allmodconfig",  no_argument,       &input_mode_opt, allmodconfig},
  67         {"alldefconfig",  no_argument,       &input_mode_opt, alldefconfig},
  68 +       {"no2modconfig",  no_argument,       &input_mode_opt, no2modconfig},
  69         {"randconfig",    no_argument,       &input_mode_opt, randconfig},
  70         {"listnewconfig", no_argument,       &input_mode_opt, listnewconfig},
  71         {"helpnewconfig", no_argument,       &input_mode_opt, helpnewconfig},
  72 @@ -806,6 +806,7 @@
  73         case yes2modconfig:
  74         case mod2yesconfig:
  75         case mod2noconfig:
  76 +       case no2modconfig:
  77                 conf_read(NULL);
  78                 break;
  79         case allnoconfig:
  80 @@ -851,6 +867,9 @@
  81         }
  82
  83         switch (input_mode) {
  84 +       case no2modconfig:
  85 +               conf_set_all_new_symbols(def_no2m);
  86 +               break;
  87         case allnoconfig:
  88                 conf_set_all_new_symbols(def_no);
  89                 break;
  90 --- linux/scripts/kconfig/Makefile.vanilla      2022-02-09 15:41:48.025452173 +0100
  91 +++ linux/scripts/kconfig/Makefile      2022-02-09 15:41:57.853451781 +0100
  92 @@ -69,7 +69,7 @@
  93  #  deprecated for external use
  94  simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
  95         alldefconfig randconfig listnewconfig olddefconfig syncconfig \
  96 -       helpnewconfig yes2modconfig mod2yesconfig mod2noconfig
  97 +       helpnewconfig yes2modconfig mod2yesconfig mod2noconfig no2modconfig
  98
  99  PHONY += $(simple-targets)
 100
 101 @@ -127,6 +127,7 @@
 102         @echo  '                    except those preserved by LMC_KEEP environment variable'
 103         @echo  '  defconfig       - New config with default from ARCH supplied defconfig'
 104         @echo  '  savedefconfig   - Save current config as ./defconfig (minimal config)'
 105 +       @echo  '  no2modconfig    - New config selecting modules for disabled options'
 106         @echo  '  allnoconfig     - New config where all options are answered with no'
 107         @echo  '  allyesconfig    - New config where all options are accepted with yes'
 108         @echo  '  allmodconfig    - New config selecting modules when possible'