remove support for the Digium TC400 transcoder card; the interace to this card has been completely redesigned, and the new interface will only be present in DAHDI; TC400 users will need to upgrade to DAHDI 2.0.0 to continue using their transcoder cards

git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@4469 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 2 insertions, 50 deletions

diff --git a/kernel/zaptel-base.c b/kernel/zaptel-base.c
index ff748dd..f0a3809 100644
--- a/kernel/zaptel-base.c
+++ b/kernel/zaptel-base.c
@@ -114,7 +114,6 @@ static char *zt_txlevelnames[] = {
 "-22.5db (CSU)"
 } ;
 
-EXPORT_SYMBOL(zt_transcode_fops);
 EXPORT_SYMBOL(zt_init_tone_state);
 EXPORT_SYMBOL(zt_mf_tone);
 EXPORT_SYMBOL(zt_register);
@@ -268,7 +267,6 @@ static sumtype *conf_sums_prev;
 
 static struct zt_span *master;
 static struct file_operations zt_fops;
-struct file_operations *zt_transcode_fops = NULL;
 
 static struct
 {
@@ -2580,33 +2578,11 @@ static void zt_free_pseudo(struct zt_chan *pseudo)
 static int zt_open(struct inode *inode, struct file *file)
 {
 	int unit = UNIT(file);
-	int ret = -ENXIO;
 	struct zt_chan *chan;
+
 	/* Minor 0: Special "control" descriptor */
 	if (!unit) 
 		return zt_ctl_open(inode, file);
-	if (unit == 250) {
-		if (!zt_transcode_fops)
-			request_module("zttranscode");
-		if (zt_transcode_fops && zt_transcode_fops->open) {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-			if (zt_transcode_fops->owner) {
-				__MOD_INC_USE_COUNT (zt_transcode_fops->owner);
-#else
-			if (try_module_get(zt_transcode_fops->owner)) {
-#endif
-				ret = zt_transcode_fops->open(inode, file);
-				if (ret)
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-					__MOD_DEC_USE_COUNT (zt_transcode_fops->owner);
-#else
-					module_put(zt_transcode_fops->owner);
-#endif
-			}
-			return ret;
-		}
-		return -ENXIO;
-	}
 	if (unit == 253) {
 		if (maxspans) {
 			return zt_timing_open(inode, file);
@@ -3124,16 +3100,6 @@ static int zt_release(struct inode *inode, struct file *file)
 	if (unit == 253) {
 		return zt_timer_release(inode, file);
 	}
-	if (unit == 250) {
-		res = zt_transcode_fops->release(inode, file);
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-		if (zt_transcode_fops->owner)
-			__MOD_DEC_USE_COUNT (zt_transcode_fops->owner);
-#else
-		module_put(zt_transcode_fops->owner);
-#endif
-		return res;
-	}
 	if (unit == 254) {
 		chan = file->private_data;
 		if (!chan)
@@ -5148,9 +5114,6 @@ static int zt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, un
 	if (!unit)
 		return zt_ctl_ioctl(inode, file, cmd, data);
 
-	if (unit == 250)
-		return zt_transcode_fops->ioctl(inode, file, cmd, data);
-
 	if (unit == 253) {
 		timer = file->private_data;
 		if (timer)
@@ -7207,14 +7170,6 @@ zt_chan_poll(struct file *file, struct poll_table_struct *wait_table, int unit)
 	return(ret);  /* return what we found */
 }
 
-static int zt_mmap(struct file *file, struct vm_area_struct *vm)
-{
-	int unit = UNIT(file);
-	if (unit == 250)
-		return zt_transcode_fops->mmap(file, vm);
-	return -ENOSYS;
-}
-
 static unsigned int zt_poll(struct file *file, struct poll_table_struct *wait_table)
 {
 	int unit = UNIT(file);
@@ -7223,9 +7178,6 @@ static unsigned int zt_poll(struct file *file, struct poll_table_struct *wait_ta
 	if (!unit)
 		return -EINVAL;
 
-	if (unit == 250)
-		return zt_transcode_fops->poll(file, wait_table);
-
 	if (unit == 253)
 		return zt_timer_poll(file, wait_table);
 		
@@ -7631,7 +7583,7 @@ static struct file_operations zt_fops = {
 	read: zt_read,
 	write: zt_write,
 	poll: zt_poll,
-	mmap: zt_mmap,
+	mmap: NULL,
 	flush: NULL,
 	fsync: NULL,
 	fasync: NULL,