[ISDN] HiSax: modularization prep

Pass a function pointer into the core HiSax probe function checkcard(),
in order to facilitate modular drivers passing in their own setup
routines.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

2 files changed, 11 insertions, 5 deletions

diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c
index a0ee43c04dd5..84d75a3f5d17 100644
--- a/drivers/isdn/hisax/config.c
+++ b/drivers/isdn/hisax/config.c
@@ -1169,7 +1169,9 @@ outf_cs:
 /* Used from an exported function but calls __devinit functions.
  * Tell modpost not to warn (__ref)
  */
-static int __ref checkcard(int cardnr, char *id, int *busy_flag, struct module *lockowner)
+static int __ref checkcard(int cardnr, char *id, int *busy_flag,
+                           struct module *lockowner,
+                           hisax_setup_func_t card_setup)
 {
         int ret;
         struct IsdnCard *card = cards + cardnr;
@@ -1187,7 +1189,7 @@ static int __ref checkcard(int cardnr, char *id, int *busy_flag, struct module *
                (card->protocol == ISDN_PTYPE_NI1) ? "NI1" :
                "NONE", cs->iif.id, cs->myid);
 
-        ret = hisax_cs_setup_card(card);
+        ret = card_setup(card);
         if (!ret) {
                 ll_unload(cs);
                 goto outf_cs;
@@ -1241,7 +1243,8 @@ static int HiSax_inithardware(int *busy_flag)
                         else
                                 sprintf(ids, "%s%d", id, i);
                 }
-                if (checkcard(i, ids, busy_flag, THIS_MODULE)) {
+                if (checkcard(i, ids, busy_flag, THIS_MODULE,
+                              hisax_cs_setup_card)) {
                         foundcards++;
                         i++;
                 } else {
@@ -1549,7 +1552,8 @@ int hisax_init_pcmcia(void *pcm_iob, int *busy_flag, struct IsdnCard *card)
                 sprintf(ids, "HiSax%d", nrcards);
         else
                 sprintf(ids, "HiSax");
-        if (!checkcard(nrcards, ids, busy_flag, THIS_MODULE))
+        if (!checkcard(nrcards, ids, busy_flag, THIS_MODULE,
+                       hisax_cs_setup_card))
                 goto error;
 
         ret = nrcards;
@@ -1595,7 +1599,7 @@ int hisax_register(struct hisax_d_if *hisax_d_if, struct hisax_b_if *b_if[],
         cards[i].protocol = protocol;
         sprintf(id, "%s%d", name, i);
         nrcards++;
-        retval = checkcard(i, id, NULL, hisax_d_if->owner);
+        retval = checkcard(i, id, NULL, hisax_d_if->owner, hisax_cs_setup_card);
         if (retval == 0) { // yuck
                 cards[i].typ = 0;
                 nrcards--;
diff --git a/drivers/isdn/hisax/hisax_cfg.h b/drivers/isdn/hisax/hisax_cfg.h
index ca3fe6259bca..17a2fea64efe 100644
--- a/drivers/isdn/hisax/hisax_cfg.h
+++ b/drivers/isdn/hisax/hisax_cfg.h
@@ -60,5 +60,7 @@ struct IsdnCard {
         IsdnCardState_t *cs;
 };
 
+typedef int (*hisax_setup_func_t)(struct IsdnCard *card);
+
 extern void     HiSax_closecard(int);
 extern int      hisax_init_pcmcia(void *, int *, IsdnCard_t *);