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path: root/packages/linux/linux-ezx-2.6.23/patches/mux_debug.patch
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Index: linux-2.6.20.7/drivers/char/ts0710_mux.c
===================================================================
--- linux-2.6.20.7.orig/drivers/char/ts0710_mux.c	2007-04-22 12:24:18.000000000 +0200
+++ linux-2.6.20.7/drivers/char/ts0710_mux.c	2007-04-22 12:26:47.000000000 +0200
@@ -85,6 +85,9 @@
 #include "ts0710.h"
 #include "ts0710_mux.h"
 
+#define TS0710DEBUG
+#define PRINT_OUTPUT_PRINTK
+
 #define TS0710MUX_GPRS_SESSION_MAX 2
 #define TS0710MUX_MAJOR 250
 #define TS0710MUX_MINOR_START 0
@@ -316,7 +319,7 @@
 #ifdef TS0710DEBUG
 
 #ifdef PRINT_OUTPUT_PRINTK
-#define TS0710_DEBUG(fmt, arg...) printk(KERN_INFO "MUX " __FUNCTION__ ": " fmt "\n" , ## arg)
+#define TS0710_DEBUG(fmt, arg...) printk(KERN_INFO "MUX %s: " fmt "\n" , __func__, ## arg)
 #else
 #include "ezxlog.h"
 static __u8 strDebug[256];
@@ -530,10 +533,10 @@
 		if (strncmp(p->comm, "aplogd", 6) == 0) {
 			sig = 1;
 			if (send_sig(SIGUSR2, p, 1) == 0) {
-				TS0710_PRINTK
+				TS0710_DEBUG
 				    ("MUX: success to send SIGUSR2 to aplogd!\n");
 			} else {
-				TS0710_PRINTK
+				TS0710_DEBUG
 				    ("MUX: failure to send SIGUSR2 to aplogd!\n");
 			}
 			break;
@@ -542,7 +545,7 @@
 	read_unlock(&tasklist_lock);
 
 	if (!sig) {
-		TS0710_PRINTK("MUX: not found aplogd!\n");
+		TS0710_DEBUG("MUX: not found aplogd!\n");
 	}
 }
 #else
@@ -559,11 +562,11 @@
 	buf[len + 1] = TS0710_BASIC_FLAG;
 
 	if ((COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)) {
-		TS0710_PRINTK
+		TS0710_DEBUG
 		    ("MUX basic_write: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n");
 
 #ifndef USB_FOR_MUX
-		TS0710_PRINTK
+		TS0710_DEBUG
 		    ("MUX basic_write: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n");
 		TS0710_SIG2APLOGD();
 #endif
@@ -577,7 +580,7 @@
 	res = COMM_FOR_MUX_DRIVER->write(COMM_FOR_MUX_TTY, buf, len + 2);
 
 	if (res != len + 2) {
-		TS0710_PRINTK("MUX basic_write: Write Error!\n");
+		TS0710_DEBUG("MUX basic_write: Write Error!\n");
 		return -1;
 	}
 
@@ -601,7 +604,7 @@
 		TS0710_DEBUG("crc_check: CRC check OK\n");
 		return 0;
 	} else {
-		TS0710_PRINTK("MUX crc_check: CRC check failed\n");
+		TS0710_DEBUG("MUX crc_check: CRC check failed\n");
 		return 1;
 	}
 }
@@ -1266,7 +1269,7 @@
 		break;
 
 	case FCON:		/*Flow control on command */
-		TS0710_PRINTK
+		TS0710_DEBUG
 		    ("MUX Received Flow control(all channels) on command\n");
 		if (mcc_short_pkt->h.type.cr == MCC_CMD) {
 			ts0710->dlci[0].state = CONNECTED;
@@ -1276,7 +1279,7 @@
 		break;
 
 	case FCOFF:		/*Flow control off command */
-		TS0710_PRINTK
+		TS0710_DEBUG
 		    ("MUX Received Flow control(all channels) off command\n");
 		if (mcc_short_pkt->h.type.cr == MCC_CMD) {
 			for (j = 0; j < TS0710_MAX_CHN; j++) {
@@ -1823,7 +1826,7 @@
 			TS0710_DEBUG("UIH on channel %d\n", dlci);
 
 			if (uih_len > ts0710->dlci[dlci].mtu) {
-				TS0710_PRINTK
+				TS0710_DEBUG
 				    ("MUX Error:  DLCI:%d, uih_len:%d is bigger than mtu:%d, discard data!\n",
 				     dlci, uih_len, ts0710->dlci[dlci].mtu);
 				break;
@@ -1844,7 +1847,7 @@
 					     dlci, tty_idx);
 				TS0710_DEBUGSTR(uih_data_start, uih_len);
 				if (!(iscmdtty[tty_idx])) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX Error: %s: Wrong CMDTAG on DLCI:%d, /dev/mux%d\n",
 					     __FUNCTION__, dlci, tty_idx);
 				}
@@ -1856,7 +1859,7 @@
 				    ("NON-CMDTAG on DLCI:%d, /dev/mux%d\n",
 				     dlci, tty_idx);
 				if (iscmdtty[tty_idx]) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX Error: %s: Wrong NON-CMDTAG on DLCI:%d, /dev/mux%d\n",
 					     __FUNCTION__, dlci, tty_idx);
 				}
@@ -1864,13 +1867,14 @@
 			}
 			tty = mux_table[tty_idx];
 			if ((!mux_tty[tty_idx]) || (!tty)) {
-				TS0710_PRINTK
+				TS0710_DEBUG
 				    ("MUX: No application waiting for, discard it! /dev/mux%d\n",
 				     tty_idx);
+				TS0710_DEBUG("MUX: mux_tty[%d] = %d, tty is at %i", tty_idx, mux_tty[tty_idx], tty);
 			} else {	/* Begin processing received data */
 				if ((!mux_recv_info_flags[tty_idx])
 				    || (!mux_recv_info[tty_idx])) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX Error: No mux_recv_info, discard it! /dev/mux%d\n",
 					     tty_idx);
 					break;
@@ -1878,7 +1882,7 @@
 
 				recv_info = mux_recv_info[tty_idx];
 				if (recv_info->total > 8192) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX : discard data for tty_idx:%d, recv_info->total > 8192 \n",
 					     tty_idx);
 					break;
@@ -1949,7 +1953,7 @@
 						    get_mux_recv_packet
 						    (uih_len);
 						if (!recv_packet) {
-							TS0710_PRINTK
+							TS0710_DEBUG
 							    ("MUX %s: no memory\n",
 							     __FUNCTION__);
 							break;
@@ -1980,7 +1984,7 @@
 					} else {	/* recv_info->total == 0 */
 						if (uih_len >
 						    TS0710MUX_RECV_BUF_SIZE) {
-							TS0710_PRINTK
+							TS0710_DEBUG
 							    ("MUX Error:  tty_idx:%d, uih_len == %d is too big\n",
 							     tty_idx, uih_len);
 							uih_len =
@@ -2120,12 +2124,12 @@
 			if (ts0710->dlci[dlci].state == DISCONNECTED) {
 				break;
 			} else if (signal_pending(current)) {
-				TS0710_PRINTK
+				TS0710_DEBUG
 				    ("MUX DLCI %d Send DISC got signal!\n",
 				     dlci);
 				break;
 			} else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
-				TS0710_PRINTK
+				TS0710_DEBUG
 				    ("MUX DLCI %d Send DISC timeout!\n", dlci);
 				continue;
 			}
@@ -2158,7 +2162,7 @@
 			return 0;
 		} else if (ts0710->dlci[0].state == CONNECTING) {
 			/* Reentry */
-			TS0710_PRINTK
+			TS0710_DEBUG
 			    ("MUX DLCI: 0, reentry to open DLCI 0, pid: %d, %s !\n",
 			     current->pid, current->comm);
 			try = 11;
@@ -2179,13 +2183,13 @@
 					   DISCONNECTED) {
 					break;
 				} else if (signal_pending(current)) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Wait for connecting got signal!\n",
 					     dlci);
 					retval = -EAGAIN;
 					break;
 				} else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Wait for connecting timeout!\n",
 					     dlci);
 					continue;
@@ -2199,7 +2203,7 @@
 			}
 		} else if ((ts0710->dlci[0].state != DISCONNECTED)
 			   && (ts0710->dlci[0].state != REJECTED)) {
-			TS0710_PRINTK("MUX DLCI:%d state is invalid!\n", dlci);
+			TS0710_DEBUG("MUX DLCI:%d state is invalid!\n", dlci);
 			return retval;
 		} else {
 			ts0710->initiator = 1;
@@ -2218,19 +2222,19 @@
 					retval = 0;
 					break;
 				} else if (ts0710->dlci[0].state == REJECTED) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Send SABM got rejected!\n",
 					     dlci);
 					retval = -EREJECTED;
 					break;
 				} else if (signal_pending(current)) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Send SABM got signal!\n",
 					     dlci);
 					retval = -EAGAIN;
 					break;
 				} else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Send SABM timeout!\n",
 					     dlci);
 					continue;
@@ -2271,13 +2275,13 @@
 					   DISCONNECTED) {
 					break;
 				} else if (signal_pending(current)) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Wait for connecting got signal!\n",
 					     dlci);
 					retval = -EAGAIN;
 					break;
 				} else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Wait for connecting timeout!\n",
 					     dlci);
 					continue;
@@ -2296,7 +2300,7 @@
 			}
 		} else if ((ts0710->dlci[dlci].state != DISCONNECTED)
 			   && (ts0710->dlci[dlci].state != REJECTED)) {
-			TS0710_PRINTK("MUX DLCI:%d state is invalid!\n", dlci);
+			TS0710_DEBUG("MUX DLCI:%d state is invalid!\n", dlci);
 			return retval;
 		} else {
 			ts0710->dlci[dlci].state = NEGOTIATING;
@@ -2313,13 +2317,13 @@
 				if (ts0710->dlci[dlci].state == CONNECTING) {
 					break;
 				} else if (signal_pending(current)) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Send pn_msg got signal!\n",
 					     dlci);
 					retval = -EAGAIN;
 					break;
 				} else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX DLCI:%d Send pn_msg timeout!\n",
 					     dlci);
 					continue;
@@ -2344,20 +2348,20 @@
 						break;
 					} else if (ts0710->dlci[dlci].state ==
 						   REJECTED) {
-						TS0710_PRINTK
+						TS0710_DEBUG
 						    ("MUX DLCI:%d Send SABM got rejected!\n",
 						     dlci);
 						retval = -EREJECTED;
 						break;
 					} else if (signal_pending(current)) {
-						TS0710_PRINTK
+						TS0710_DEBUG
 						    ("MUX DLCI:%d Send SABM got signal!\n",
 						     dlci);
 						retval = -EAGAIN;
 						break;
 					} else if ((jiffies - t) >=
 						   TS0710MUX_TIME_OUT) {
-						TS0710_PRINTK
+						TS0710_DEBUG
 						    ("MUX DLCI:%d Send SABM timeout!\n",
 						     dlci);
 						continue;
@@ -2468,7 +2472,7 @@
 	schedule_work(&send_tqueue);
 #else
 	if (!tq_serial_for_mux) {
-		TS0710_PRINTK("MUX Error: %s: tq_serial_for_mux == 0\n",
+		TS0710_DEBUG("MUX Error: %s: tq_serial_for_mux == 0\n",
 			      __FUNCTION__);
 		return;
 	}
@@ -2508,7 +2512,7 @@
 	if ((mux_tty[cmdtty] == 0) && (mux_tty[datatty] == 0)) {
 		if (dlci == 1) {
 			ts0710_close_channel(0);
-			TS0710_PRINTK
+			TS0710_DEBUG
 			    ("MUX mux_close: tapisrv might be down!!! Close DLCI 1\n");
 			TS0710_SIG2APLOGD();
 		}
@@ -2673,12 +2677,12 @@
 	UNUSED_PARAM(tty);
 
 	if ((COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)) {
-		TS0710_PRINTK
+		TS0710_DEBUG
 		    ("MUX %s: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n",
 		     __FUNCTION__);
 
 #ifndef USB_FOR_MUX
-		TS0710_PRINTK
+		TS0710_DEBUG
 		    ("MUX %s: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n",
 		     __FUNCTION__);
 		TS0710_SIG2APLOGD();
@@ -2724,14 +2728,14 @@
 	} else if (ts0710->dlci[dlci].state == CONNECTED) {
 
 		if (!(mux_send_info_flags[line])) {
-			TS0710_PRINTK
+			TS0710_DEBUG
 			    ("MUX Error: mux_write: mux_send_info_flags[%d] == 0\n",
 			     line);
 			return -ENODEV;
 		}
 		send_info = mux_send_info[line];
 		if (!send_info) {
-			TS0710_PRINTK
+			TS0710_DEBUG
 			    ("MUX Error: mux_write: mux_send_info[%d] == 0\n",
 			     line);
 			return -ENODEV;
@@ -2800,7 +2804,7 @@
 		}
 		return c;
 	} else {
-		TS0710_PRINTK("MUX mux_write: DLCI %d not connected\n", dlci);
+		TS0710_DEBUG("MUX mux_write: DLCI %d not connected\n", dlci);
 		return -EDISCONNECTED;
 	}
 }
@@ -2940,7 +2944,7 @@
 		return;
 	}
 
-	TS0710_PRINTK("MUX %s: line is:%d\n", __FUNCTION__, line);
+	TS0710_DEBUG("MUX %s: line is:%d\n", __FUNCTION__, line);
 
 	if ((mux_send_info_flags[line])
 	    && (mux_send_info[line])
@@ -2960,10 +2964,10 @@
 
 /*
   if( (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0) ) {
-    TS0710_PRINTK("MUX %s: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n", __FUNCTION__);
+    TS0710_DEBUG("MUX %s: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n", __FUNCTION__);
 
 #ifndef USB_FOR_MUX
-    TS0710_PRINTK("MUX %s: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n", __FUNCTION__);
+    TS0710_DEBUG("MUX %s: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n", __FUNCTION__);
     TS0710_SIG2APLOGD();
 #endif
 
@@ -2989,9 +2993,9 @@
 	if ((COMM_FOR_MUX_DRIVER == NULL) || (COMM_FOR_MUX_TTY == NULL)) {
 
 #ifdef USB_FOR_MUX
-		TS0710_PRINTK("MUX: please install and open IPC-USB first\n");
+		TS0710_DEBUG("MUX: please install and open IPC-USB first\n");
 #else
-		TS0710_PRINTK("MUX: please install and open ttyS0 first\n");
+		TS0710_DEBUG("MUX: please install and open ttyS0 first\n");
 #endif
 
 		goto out;
@@ -3016,7 +3020,7 @@
 /*  if( dlci == 1 ) { */
 	/* Open server channel 0 first */
 	if ((retval = ts0710_open_channel(0)) != 0) {
-		TS0710_PRINTK("MUX: Can't connect server channel 0!\n");
+		TS0710_DEBUG("MUX: Can't connect server channel 0!\n");
 		ts0710_init();
 
 		mux_tty[line]--;
@@ -3073,7 +3077,7 @@
 	datatty = dlci2tty[dlci].datatty;
 	if ((mux_tty[cmdtty] > 0) || (mux_tty[datatty] > 0)) {
 		if ((retval = ts0710_open_channel(dlci)) != 0) {
-			TS0710_PRINTK("MUX: Can't connected channel %d!\n",
+			TS0710_DEBUG("MUX: Can't connected channel %d!\n",
 				      dlci);
 			ts0710_reset_dlci(dlci);
 
@@ -3096,6 +3100,7 @@
 	retval = 0;
 #endif
       out:
+	TS0710_DEBUG("returning %d for open of /dev/mux%d (mux_tty[%d] = %d", retval, line, line, mux_tty[line]);
 	return retval;
 }
 
@@ -3178,12 +3183,12 @@
 
  	while (1) {
  		tbuf_free = TS0710MUX_MAX_BUF_SIZE - (tbuf_ptr - tbuf);
- 		TS0710_PRINTK("Reading max %i bytes from ts0710_mux_usb inbuf.\n", tbuf_free);
+ 		TS0710_DEBUG("Reading max %i bytes from ts0710_mux_usb inbuf.\n", tbuf_free);
  		tbuf_read = get_from_inbuf_list(tbuf_ptr, tbuf_free);
  		if (tbuf_read == 0) {
  			break;
  		} else {
- 			TS0710_PRINTK("Read %i bytes.\n", tbuf_read);
+ 			TS0710_DEBUG("Read %i bytes.\n", tbuf_read);
  		};
  		tbuf_ptr += tbuf_read;
  	};
@@ -3192,7 +3197,7 @@
 
  	// Should be impossible?
  	//if (count > (TS0710MUX_MAX_BUF_SIZE - (tbuf_ptr - tbuf))) {
- 	//	TS0710_PRINTK
+ 	//	TS0710_DEBUG
  	//	    ("MUX receive_worker: !!!!! Exceed buffer boundary !!!!!\n");
  	//	count = (TS0710MUX_MAX_BUF_SIZE - (tbuf_ptr - tbuf));
  	//}
@@ -3264,7 +3269,7 @@
 					TS0710_LOGSTR_FRAME(0, start_flag,
 							    (tbuf_ptr -
 							     start_flag));
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX Error: %s: frame length:%d is bigger than Max total frame size:%d\n",
 		 /*__FUNCTION__, framelen, TS0710MUX_MAX_TOTAL_FRAME_SIZE);*/
 					     __FUNCTION__, framelen, (TS0710MUX_MAX_TOTAL_FRAME_SIZE + SEQ_FIELD_SIZE));	/*For BP UART problem */
@@ -3389,7 +3394,7 @@
 								*(uih_data_start
 								  + uih_len) =
 						     0;
-								TS0710_PRINTK
+								TS0710_DEBUG
 								    ("MUX bp log: %s\n",
 								     uih_data_start);
 							}
@@ -3415,7 +3420,7 @@
 					TS0710_LOGSTR_FRAME(0, start_flag,
 							    framelen);
 					TS0710_DEBUGHEX(start_flag, framelen);
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX: Lost synchronization!\n");
 					search = start_flag + 1;
 				}
@@ -3476,7 +3481,7 @@
 		recv_info2 = recv_info->next;
 
 		if (!(recv_info->total)) {
-			TS0710_PRINTK
+			TS0710_DEBUG
 			    ("MUX Error: %s: Should not get here, recv_info->total == 0 \n",
 			     __FUNCTION__);
 			continue;
@@ -3486,7 +3491,7 @@
 		dlci = tty2dlci[tty_idx];
 		tty = mux_table[tty_idx];
 		if ((!mux_tty[tty_idx]) || (!tty)) {
-			TS0710_PRINTK
+			TS0710_DEBUG
 			    ("MUX: No application waiting for, free recv_info! tty_idx:%d\n",
 			     tty_idx);
 			mux_recv_info_flags[tty_idx] = 0;
@@ -3560,7 +3565,7 @@
 					recv_info->total -= recv_packet->length;
 					free_mux_recv_packet(recv_packet);
 				} else {
-					TS0710_PRINTK
+					TS0710_DEBUG
 					    ("MUX Error: %s: Should not get here, recv_info->total is:%u \n",
 					     __FUNCTION__, recv_info->total);
 				}
@@ -3760,7 +3765,7 @@
 	int ret;
 
 	if (idx > TS0710MUX_COUNT_MAX_IDX) {
-		TS0710_PRINTK("MUX get_count: invalid idx: %d!\n", idx);
+		TS0710_DEBUG("MUX get_count: invalid idx: %d!\n", idx);
 		return -1;
 	}
 
@@ -3774,11 +3779,11 @@
 static int set_count(__u8 idx, int count)
 {
 	if (idx > TS0710MUX_COUNT_MAX_IDX) {
-		TS0710_PRINTK("MUX set_count: invalid idx: %d!\n", idx);
+		TS0710_DEBUG("MUX set_count: invalid idx: %d!\n", idx);
 		return -1;
 	}
 	if (count < 0) {
-		TS0710_PRINTK("MUX set_count: invalid count: %d!\n", count);
+		TS0710_DEBUG("MUX set_count: invalid count: %d!\n", count);
 		return -1;
 	}
 
@@ -3792,11 +3797,11 @@
 static int add_count(__u8 idx, int count)
 {
 	if (idx > TS0710MUX_COUNT_MAX_IDX) {
-		TS0710_PRINTK("MUX add_count: invalid idx: %d!\n", idx);
+		TS0710_DEBUG("MUX add_count: invalid idx: %d!\n", idx);
 		return -1;
 	}
 	if (count <= 0) {
-		TS0710_PRINTK("MUX add_count: invalid count: %d!\n", count);
+		TS0710_DEBUG("MUX add_count: invalid count: %d!\n", count);
 		return -1;
 	}
 
Index: linux-2.6.20.7/drivers/char/ts0710_mux_usb.c
===================================================================
--- linux-2.6.20.7.orig/drivers/char/ts0710_mux_usb.c	2007-04-22 12:26:47.000000000 +0200
+++ linux-2.6.20.7/drivers/char/ts0710_mux_usb.c	2007-04-22 12:26:47.000000000 +0200
@@ -72,7 +72,8 @@
 #define IPC_USB_PROBE_NOT_READY	4
 #define DBG_MAX_BUF_SIZE	1024
 #define ICL_EVENT_INTERVAL	(HZ)
-#undef BVD_DEBUG
+
+#define BVD_DEBUG
 
 #define IS_EP_BULK(ep)  ((ep).bmAttributes == USB_ENDPOINT_XFER_BULK ? 1 : 0)
 #define IS_EP_BULK_IN(ep) (IS_EP_BULK(ep) && ((ep).bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)