rapidio: fix maximum port number in tsi57x EM initialization

Replace hardcoded maximum port number with actual reported number of switch ports. Signed-off-by: Alexandre Bounine <[email protected]> Cc: Kumar Gala <[email protected]> Cc: Matt Porter <[email protected]> Cc: Li Yang <[email protected]> Cc: Thomas Moll <[email protected]> Cc: Micha Nelissen <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
seken · Oct 28, 2010 · 2d4da0f · 2d4da0f
1 parent 388c45c
commit 2d4da0f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/rapidio/switches/tsi57x.c b/drivers/rapidio/switches/tsi57x.c
@@ -166,7 +166,8 @@ tsi57x_em_init(struct rio_dev *rdev)
 
 	pr_debug("TSI578 %s [%d:%d]\n", __func__, destid, hopcount);
 
-	for (portnum = 0; portnum < 16; portnum++) {
+	for (portnum = 0;
+	     portnum < RIO_GET_TOTAL_PORTS(rdev->swpinfo); portnum++) {
 		/* Make sure that Port-Writes are enabled (for all ports) */
 		rio_mport_read_config_32(mport, destid, hopcount,
 				TSI578_SP_MODE(portnum), &regval);