diff options
| author | David S. Miller <davem@sunset.davemloft.net> | 2006-02-13 22:56:27 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 01:12:51 -0800 |
| commit | c4bea2883974a59ab7a0ac6c01d34f7ae0e8cd8e (patch) | |
| tree | 3d32f942cd0a62f6ca89fe7781f59708845d7a38 /arch | |
| parent | 4bf447d6f7c2357dec8bdc24ce0fcffd71cc29c0 (diff) | |
| download | linux-c4bea2883974a59ab7a0ac6c01d34f7ae0e8cd8e.tar.gz | |
[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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc64/kernel/irq.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index c57b1708ae8cf..0d3b0ea329c13 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -154,9 +154,16 @@ void enable_irq(unsigned int irq) 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 @@ void disable_irq(unsigned int irq) 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 @@ static void process_bucket(int irq, struct ino_bucket *bp, struct pt_regs *regs) 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 */ |