[PATCH 01/14] [ISDN] HiSax: modularization prep

Jeff Garzik
2008-02-16T20:29:55Z

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>
---
drivers/isdn/hisax/config.c | 14 +++++++++-----
drivers/isdn/hisax/hisax_cfg.h | 2 ++
2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c
index a0ee43c..84d75a3 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 ca3fe62..17a2fea 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 *);
--
1.5.3.8