2 files changed, 84 insertions, 0 deletions

diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 4c9890ec2528..d4dc222a74f3 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -206,6 +206,20 @@ static void do_usb_table(void *symval, unsigned long size,
                 do_usb_entry_multi(symval + i, mod);
 }
 
+/* Looks like: hid:bNvNpN */
+static int do_hid_entry(const char *filename,
+                             struct hid_device_id *id, char *alias)
+{
+        id->vendor = TO_NATIVE(id->vendor);
+        id->product = TO_NATIVE(id->product);
+
+        sprintf(alias, "hid:b%04X", id->bus);
+        ADD(alias, "v", id->vendor != HID_ANY_ID, id->vendor);
+        ADD(alias, "p", id->product != HID_ANY_ID, id->product);
+
+        return 1;
+}
+
 /* Looks like: ieee1394:venNmoNspNverN */
 static int do_ieee1394_entry(const char *filename,
                              struct ieee1394_device_id *id, char *alias)
@@ -629,6 +643,59 @@ static int do_i2c_entry(const char *filename, struct i2c_device_id *id,
         return 1;
 }
 
+static const struct dmifield {
+        const char *prefix;
+        int field;
+} dmi_fields[] = {
+        { "bvn", DMI_BIOS_VENDOR },
+        { "bvr", DMI_BIOS_VERSION },
+        { "bd",  DMI_BIOS_DATE },
+        { "svn", DMI_SYS_VENDOR },
+        { "pn",  DMI_PRODUCT_NAME },
+        { "pvr", DMI_PRODUCT_VERSION },
+        { "rvn", DMI_BOARD_VENDOR },
+        { "rn",  DMI_BOARD_NAME },
+        { "rvr", DMI_BOARD_VERSION },
+        { "cvn", DMI_CHASSIS_VENDOR },
+        { "ct",  DMI_CHASSIS_TYPE },
+        { "cvr", DMI_CHASSIS_VERSION },
+        { NULL,  DMI_NONE }
+};
+
+static void dmi_ascii_filter(char *d, const char *s)
+{
+        /* Filter out characters we don't want to see in the modalias string */
+        for (; *s; s++)
+                if (*s > ' ' && *s < 127 && *s != ':')
+                        *(d++) = *s;
+
+        *d = 0;
+}
+
+
+static int do_dmi_entry(const char *filename, struct dmi_system_id *id,
+                        char *alias)
+{
+        int i, j;
+
+        sprintf(alias, "dmi*");
+
+        for (i = 0; i < ARRAY_SIZE(dmi_fields); i++) {
+                for (j = 0; j < 4; j++) {
+                        if (id->matches[j].slot &&
+                            id->matches[j].slot == dmi_fields[i].field) {
+                                sprintf(alias + strlen(alias), ":%s*",
+                                        dmi_fields[i].prefix);
+                                dmi_ascii_filter(alias + strlen(alias),
+                                                 id->matches[j].substr);
+                                strcat(alias, "*");
+                        }
+                }
+        }
+
+        strcat(alias, ":");
+        return 1;
+}
 /* Ignore any prefix, eg. some architectures prepend _ */
 static inline int sym_is(const char *symbol, const char *name)
 {
@@ -692,6 +759,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
         else if (sym_is(symname, "__mod_usb_device_table"))
                 /* special case to handle bcdDevice ranges */
                 do_usb_table(symval, sym->st_size, mod);
+        else if (sym_is(symname, "__mod_hid_device_table"))
+                do_table(symval, sym->st_size,
+                         sizeof(struct hid_device_id), "hid",
+                         do_hid_entry, mod);
         else if (sym_is(symname, "__mod_ieee1394_device_table"))
                 do_table(symval, sym->st_size,
                          sizeof(struct ieee1394_device_id), "ieee1394",
@@ -760,6 +831,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
                 do_table(symval, sym->st_size,
                          sizeof(struct i2c_device_id), "i2c",
                          do_i2c_entry, mod);
+        else if (sym_is(symname, "__mod_dmi_device_table"))
+                do_table(symval, sym->st_size,
+                         sizeof(struct dmi_system_id), "dmi",
+                         do_dmi_entry, mod);
         free(zeros);
 }
 
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 8e0de6a5e18a..88921611b22e 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1726,6 +1726,14 @@ static void add_header(struct buffer *b, struct module *mod)
         buf_printf(b, "};\n");
 }
 
+void add_staging_flag(struct buffer *b, const char *name)
+{
+        static const char *staging_dir = "drivers/staging";
+
+        if (strncmp(staging_dir, name, strlen(staging_dir)) == 0)
+                buf_printf(b, "\nMODULE_INFO(staging, \"Y\");\n");
+}
+
 /**
  * Record CRCs for unresolved symbols
  **/
@@ -2135,6 +2143,7 @@ int main(int argc, char **argv)
                 buf.pos = 0;
 
                 add_header(&buf, mod);
+                add_staging_flag(&buf, mod->name);
                 err |= add_versions(&buf, mod);
                 add_depends(&buf, mod, modules);
                 add_moddevtable(&buf, mod);