commit c4bea2883974a59ab7a0ac6c01d34f7ae0e8cd8e
author David S. Miller <davem@sunset.davemloft.net> Mon Feb 13 22:56:27 2006 -0800
committer David S. Miller <davem@sunset.davemloft.net> Mon Mar 20 01:12:51 2006 -0800
tree 3d32f942cd0a62f6ca89fe7781f59708845d7a38
parent 4bf447d6f7c2357dec8bdc24ce0fcffd71cc29c0

[SPARC64]: Make error codes available from sun4v_intr_get*().

And check for errors at call sites.

Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc64/kernel/irq.c

diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index c57b170..0d3b0ea 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -154,9 +154,16 @@
 	if (tlb_type == hypervisor) {
 		unsigned int ino = __irq_ino(irq);
 		int cpu = hard_smp_processor_id();
+		int err;
 
-		sun4v_intr_settarget(ino, cpu);
+		err = sun4v_intr_settarget(ino, cpu);
+		if (err != HV_EOK)
+			printk("sun4v_intr_settarget(%x,%d): err(%d)\n",
+			       ino, cpu, err);
 		sun4v_intr_setenabled(ino, HV_INTR_ENABLED);
+		if (err != HV_EOK)
+			printk("sun4v_intr_setenabled(%x): err(%d)\n",
+			       ino, err);
 	} else {
 		if (tlb_type == cheetah || tlb_type == cheetah_plus) {
 			unsigned long ver;
@@ -216,8 +223,12 @@
 	if (imap != 0UL) {
 		if (tlb_type == hypervisor) {
 			unsigned int ino = __irq_ino(irq);
+			int err;
 
-			sun4v_intr_setenabled(ino, HV_INTR_DISABLED);
+			err = sun4v_intr_setenabled(ino, HV_INTR_DISABLED);
+			if (err != HV_EOK)
+				printk("sun4v_intr_setenabled(%x): "
+				       "err(%d)\n", ino, err);
 		} else {
 			u32 tmp;
 
@@ -647,8 +658,12 @@
 	if (bp->pil != 0) {
 		if (tlb_type == hypervisor) {
 			unsigned int ino = __irq_ino(bp);
+			int err;
 
-			sun4v_intr_setstate(ino, HV_INTR_STATE_IDLE);
+			err = sun4v_intr_setstate(ino, HV_INTR_STATE_IDLE);
+			if (err != HV_EOK)
+				printk("sun4v_intr_setstate(%x): "
+				       "err(%d)\n", ino, err);
 		} else {
 			upa_writel(ICLR_IDLE, bp->iclr);
 			/* Test and add entropy */