linux-vax-kern-commit

[Dave A. <ai...@us...>]

Update of /cvsroot/linux-vax/kernel-2.4/drivers/char
In directory usw-pr-cvs1:/tmp/cvs-serv32542

Modified Files:
	dz.c 
Log Message:
DA: dz.c fixes for 4000/60 .. need to test on 3100m38


Index: dz.c
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/drivers/char/dz.c,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -r1.10 -r1.11
--- dz.c	2001/09/21 20:54:16	1.10
+++ dz.c	2001/11/11 22:42:39	1.11
@@ -1444,10 +1444,11 @@
 #ifndef CONFIG_SERIAL_CONSOLE
   dz_out(info, DZ_CSR, DZ_CLR);
   while ((tmp = dz_in(info,DZ_CSR)) & DZ_CLR) ;
+#ifndef CONFIG_VAX
   wbflush();
+#endif
   
-  /* enable scanning */
-   dz_out(info, DZ_CSR, DZ_MSE); 
+
 #endif
   
   /* order matters here... the trick is that flags
@@ -1464,9 +1465,9 @@
     i = dz_in(info, DZ_TCR);
     dz_out(info, DZ_CSR, DZ_MSE|DZ_TIE);
     dz_out(info, DZ_TCR, 0);
-    udelay(1000);
+    mdelay(1);
     dz_out(info, DZ_TCR, 1);
-    udelay(10000);
+    mdelay(10);
     dz_out(info, DZ_TCR, i);
     num=vsbus_probe_irq_report();
     irq=autoirq_report(0);
@@ -1482,13 +1483,13 @@
     i = dz_in(info, DZ_TCR);
     dz_out(info, DZ_CSR, DZ_MSE|DZ_TIE);
     dz_out(info, DZ_TCR, 0);
-    udelay(1000);
+    mdelay(1);
     dz_out(info, DZ_TCR, 1);
-    udelay(10000);
+    mdelay(10);
     dz_out(info, DZ_TCR, i);
     vsbus_clear_int(num);
     vsbus_disable_int(num);
-    irq=autoirq_report(100);     
+    irq=autoirq_report(0);
   }
 #else    
 if (is_ka46()){
@@ -1512,7 +1513,8 @@
   if (request_irq (SERIAL, dz_interrupt_rx, SA_INTERRUPT, "DZ", lines[0]))
     panic ("Unable to register DZ interrupt\n");
 #endif
-
+  /* enable scanning */
+  dz_out(info, DZ_CSR, DZ_MSE); 
   return 0;
 }
 
@@ -1544,6 +1546,9 @@
   /* Actually transmit the character. */
   dz_out (dz_console, DZ_TDR, tmp);
 
+  /* spin our wheels */
+  while (((dz_in(dz_console,DZ_CSR) & DZ_TRDY) != DZ_TRDY) &&  loops--)
+    ;
   dz_out(dz_console, DZ_TCR, tcr);
   restore_flags(flags); 
 }
@@ -1650,13 +1655,12 @@
 	dz_console->line = CONSOLE_LINE;
 
 	/* This line locks up Dave Airlie's VS3100m38 after HALT */
-	/* dz_out(dz_console, DZ_CSR, DZ_CLR); */
+#ifndef CONFIG_VAX
+	dz_out(dz_console, DZ_CSR, DZ_CLR);
+#endif
 
 	while ((tmp = dz_in(dz_console,DZ_CSR)) & DZ_CLR)
 	  ;
-
-	/* enable scanning */
-	dz_out(dz_console, DZ_CSR, DZ_MSE); 
 
         /*  Set up flags... */
 	dz_console->cflags = co->cflag;