From e95ac143868752ad30d93068a6fc0b39cf3a1bf4 Mon Sep 17 00:00:00 2001
From: Jan Kiszka <jan.kiszka@web.de>
Date: Mon, 8 Feb 2010 10:12:26 +0000
Subject: [PATCH] CAPI: Use dynamic major for NCCI TTYs by default
No need to allocate a fixed major for this TTY, both capifs and udev
make this transparent to the user.
Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/isdn/capi/capi.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 901b79bc3b56..b1de0cbea69e 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -60,10 +60,8 @@ module_param_named(major, capi_major, uint, 0);
#define CAPINC_NR_PORTS 32
#define CAPINC_MAX_PORTS 256
-static int capi_ttymajor = 191;
static int capi_ttyminors = CAPINC_NR_PORTS;
-module_param_named(ttymajor, capi_ttymajor, uint, 0);
module_param_named(ttyminors, capi_ttyminors, uint, 0);
#endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */
@@ -301,6 +299,7 @@ static struct capiminor *capiminor_get(unsigned int minor)
static void capincci_alloc_minor(struct capidev *cdev, struct capincci *np)
{
struct capiminor *mp;
+ dev_t device;
if (!(cdev->userflags & CAPIFLAG_HIGHJACKING))
return;
@@ -311,9 +310,8 @@ static void capincci_alloc_minor(struct capidev *cdev, struct capincci *np)
#ifdef _DEBUG_REFCOUNT
printk(KERN_DEBUG "set mp->nccip\n");
#endif
- mp->capifs_dentry =
- capifs_new_ncci(mp->minor,
- MKDEV(capi_ttymajor, mp->minor));
+ device = MKDEV(capinc_tty_driver->major, mp->minor);
+ mp->capifs_dentry = capifs_new_ncci(mp->minor, device);
}
}
@@ -1341,7 +1339,7 @@ static int __init capinc_tty_init(void)
drv->owner = THIS_MODULE;
drv->driver_name = "capi_nc";
drv->name = "capi";
- drv->major = capi_ttymajor;
+ drv->major = 0;
drv->minor_start = 0;
drv->type = TTY_DRIVER_TYPE_SERIAL;
drv->subtype = SERIAL_TYPE_NORMAL;
--
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