Update to 2.4.0-rc2.

Most notable changes are:
- wctdm, wcte11xp, wcte12xp drivers are no longer experimental
- outgoing FXO calls now work properly
- experimental wctc4xxp support
- experimental sparc64 support

Add a bchan patch for zaphfc driver.

2 files changed, 177 insertions, 1 deletions

diff --git a/misc/dahdi/files/dahdi.in b/misc/dahdi/files/dahdi.in
index ba9f2720c685..adf915391837 100644
--- a/misc/dahdi/files/dahdi.in
+++ b/misc/dahdi/files/dahdi.in
@@ -12,7 +12,18 @@
 #
 # dahdi_enable (bool):			YES/NO (default: NO)
 # dahdi_modules (list of strings):	dahdi modules to load at boot (default: dahdi)
-#	Valid modules are: dahdi, wct4xxp, wcb4xxp
+#
+# Valid modules are:
+# - dahdi
+# - dahdi_transcode
+# - wcb4xxp
+# - wcfxo
+# - wct4xxp
+# - wctc4xxp
+# - wctdm
+# - wctdm24xxp
+# - wcte11xp
+# - wcte12xp
 #
 # Example:
 #
diff --git a/misc/dahdi/files/patch-bchan b/misc/dahdi/files/patch-bchan
new file mode 100644
index 000000000000..897ab738bd79
--- /dev/null
+++ b/misc/dahdi/files/patch-bchan
@@ -0,0 +1,165 @@
+Index: freebsd/include/dahdi/dahdi_config.h
+===================================================================
+--- freebsd/include/dahdi/dahdi_config.h	(revision 8781)
++++ freebsd/include/dahdi/dahdi_config.h	(working copy)
+@@ -180,7 +180,13 @@
+  */
+ /* #define	OPTIMIZE_CHANMUTE */
+ 
++/*
++ * Uncomment the following for BRI D channels
++ *
++ */
++#define CONFIG_DAHDI_BRI_DCHANS
+ 
++
+ /*
+  * Pass DAHDI_AUDIOMODE to channel driver as well
+  */
+Index: freebsd/include/dahdi/kernel.h
+===================================================================
+--- freebsd/include/dahdi/kernel.h	(revision 8781)
++++ freebsd/include/dahdi/kernel.h	(working copy)
+@@ -426,6 +426,13 @@
+ 	int statcount;
+ 	int lastnumbufs;
+ #endif
++#ifdef CONFIG_DAHDI_BRI_DCHANS
++	int bytes2receive;
++	int maxbytes2transmit; /* size of the tx buffer in the card driver */
++	int bytes2transmit;
++	int eofrx;
++	int eoftx;
++#endif
+ 	spinlock_t lock;
+ 	char name[40];
+ 	/* Specified by DAHDI */
+@@ -738,6 +745,9 @@
+ 	DAHDI_FLAGBIT_LOOPED	= 18,	/*!< Loopback the receive data from the channel to the transmit */
+ 	DAHDI_FLAGBIT_MTP2	= 19,	/*!< Repeats last message in buffer and also discards repeating messages sent to us */
+ 	DAHDI_FLAGBIT_HDLC56	= 20,	/*!< Sets the given channel (if in HDLC mode) to use 56K HDLC instead of 64K  */
++#if defined(CONFIG_DAHDI_BRI_DCHANS)
++	DAHDI_FLAGBIT_BRIDCHAN   = 21,	/*!< hardhdlc-like handling of the D channel */
++#endif
+ };
+ 
+ struct dahdi_count {
+@@ -788,6 +798,7 @@
+ #define DAHDI_FLAG_LOOPED	DAHDI_FLAG(LOOPED)
+ #define DAHDI_FLAG_MTP2		DAHDI_FLAG(MTP2)
+ #define DAHDI_FLAG_HDLC56	DAHDI_FLAG(HDLC56)
++#define DAHDI_FLAG_BRIDCHAN	DAHDI_FLAG(BRIDCHAN)
+ 
+ struct dahdi_span {
+ 	spinlock_t lock;
+Index: freebsd/drivers/dahdi/dahdi-base.c
+===================================================================
+--- freebsd/drivers/dahdi/dahdi-base.c	(revision 8860)
++++ freebsd/drivers/dahdi/dahdi-base.c	(working copy)
+@@ -6884,11 +6881,40 @@
+ 					*(txb++) = fasthdlc_tx_run_nocheck(&ms->txhdlc);
+ 				}
+ 				bytes -= left;
++#ifdef CONFIG_DAHDI_BRI_DCHANS
++			} else if (test_bit(DAHDI_FLAGBIT_BRIDCHAN, &ms->flags)) {
++			    /*
++			     * Let's get this right, we want to transmit complete frames only.
++			     * The card driver will do the dirty HDLC work for us.
++			     * txb (transmit buffer) is supposed to be big enough to store one frame
++			     * we will make this as big as the D fifo (1KB or 2KB)
++			     */
++
++			    /* there are 'left' bytes in the user buffer left to transmit */
++			    left = ms->writen[ms->outwritebuf] - ms->writeidx[ms->outwritebuf] - 2;
++			    if (left > ms->maxbytes2transmit) {
++				memcpy(txb, buf + ms->writeidx[ms->outwritebuf], ms->maxbytes2transmit);
++				ms->writeidx[ms->outwritebuf] += ms->maxbytes2transmit;
++				txb += ms->maxbytes2transmit;
++				ms->bytes2transmit = ms->maxbytes2transmit;
++				ms->eoftx = 0;
++			    } else {
++				memcpy(txb, buf + ms->writeidx[ms->outwritebuf], left);
++				ms->writeidx[ms->outwritebuf] += left + 2;
++				txb += left + 2;
++				ms->bytes2transmit = left;
++				ms->eoftx = 1;
++			    }
++			    bytes = 0;
++#endif
+ 			} else {
+ 				memcpy(txb, buf + ms->writeidx[ms->outwritebuf], left);
+ 				ms->writeidx[ms->outwritebuf]+=left;
+ 				txb += left;
+ 				bytes -= left;
++#if defined(CONFIG_DAHDI_BRI_DCHANS)
++				ms->bytes2transmit=DAHDI_CHUNKSIZE;
++#endif
+ 			}
+ 			/* Check buffer status */
+ 			if (ms->writeidx[ms->outwritebuf] >= ms->writen[ms->outwritebuf]) {
+@@ -6947,6 +6973,17 @@
+ 				/* Transmit a flag if this is an HDLC channel */
+ 				if (ms->flags & DAHDI_FLAG_HDLC)
+ 					fasthdlc_tx_frame_nocheck(&ms->txhdlc);
++#if defined(CONFIG_DAHDI_BRI_DCHANS)
++				if (test_bit(DAHDI_FLAGBIT_BRIDCHAN, &ms->flags)) {
++			//	    if (ms->bytes2transmit > 0) {
++					// txb += 2;
++					// ms->bytes2transmit -= 2;
++					bytes=0;
++					ms->eoftx = 1;
++//					printk(KERN_CRIT "zaptel EOF(%d) bytes2transmit %d\n",ms->eoftx,ms->bytes2transmit);
++			//	    }
++				}
++#endif
+ #ifdef CONFIG_DAHDI_NET
+ 				if (ms->flags & DAHDI_FLAG_NETDEV)
+ 					netif_wake_queue(ztchan_to_dev(ms));
+@@ -7007,6 +7044,12 @@
+ 				memset(txb, 0xFF, bytes);
+ 			}
+ 			bytes = 0;
++#if defined(CONFIG_DAHDI_BRI_DCHANS)
++		} else if (test_bit(DAHDI_FLAGBIT_BRIDCHAN, &ms->flags)) {
++		    ms->bytes2transmit = 0;
++		    ms->eoftx = 0;
++		    bytes = 0;
++#endif
+ 		} else {
+ 			memset(txb, DAHDI_LIN2X(0, ms), bytes);	/* Lastly we use silence on telephony channels */
+ 			bytes = 0;
+@@ -7905,6 +7948,14 @@
+ 	int left, x;
+ 
+ 
++#if defined(CONFIG_DAHDI_BRI_DCHANS)
++	if (test_bit(DAHDI_FLAGBIT_BRIDCHAN, &ms->flags)) {
++	    bytes = ms->bytes2receive;
++	    if (bytes < 1) return;
++//	    printk(KERN_CRIT "bytes2receive %d\n",ms->bytes2receive);
++	}
++#endif
++
+ 	while(bytes) {
+ #if defined(CONFIG_DAHDI_NET)  || defined(CONFIG_DAHDI_PPP)
+ 		skb = NULL;
+@@ -7962,6 +8013,19 @@
+ 						}
+ 					}
+ 				}
++#ifdef CONFIG_DAHDI_BRI_DCHANS
++			} else if (test_bit(DAHDI_FLAGBIT_BRIDCHAN, &ms->flags)) {
++			    memcpy(buf + ms->readidx[ms->inreadbuf], rxb, left);
++			    rxb += left;
++			    ms->readidx[ms->inreadbuf] += left;
++			    bytes -= left;
++			    if (ms->eofrx == 1) {
++				eof=1;
++			    }
++//			    printk(KERN_CRIT "receiving %d bytes\n",ms->bytes2receive);
++			    ms->bytes2receive = 0;
++			    ms->eofrx = 0;
++#endif
+ 			} else {
+ 				/* Not HDLC */
+ 				memcpy(buf + ms->readidx[ms->inreadbuf], rxb, left);