diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/irqchip/irq-aspeed-scu-ic.c | 4 | ||||
| -rw-r--r-- | drivers/irqchip/irq-sifive-plic.c | 6 |
2 files changed, 6 insertions, 4 deletions
diff --git a/drivers/irqchip/irq-aspeed-scu-ic.c b/drivers/irqchip/irq-aspeed-scu-ic.c index 5584e0f82cce..bee59c8c4c93 100644 --- a/drivers/irqchip/irq-aspeed-scu-ic.c +++ b/drivers/irqchip/irq-aspeed-scu-ic.c @@ -215,8 +215,8 @@ static int aspeed_scu_ic_of_init_common(struct aspeed_scu_ic *scu_ic, int irq, rc = 0; scu_ic->base = of_iomap(node, 0); - if (IS_ERR(scu_ic->base)) { - rc = PTR_ERR(scu_ic->base); + if (!scu_ic->base) { + rc = -ENOMEM; goto err; } diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c index 559fda8fb3a8..cbd7697bc148 100644 --- a/drivers/irqchip/irq-sifive-plic.c +++ b/drivers/irqchip/irq-sifive-plic.c @@ -254,7 +254,8 @@ static int plic_irq_suspend(void) priv = per_cpu_ptr(&plic_handlers, smp_processor_id())->priv; - for (i = 0; i < priv->nr_irqs; i++) { + /* irq ID 0 is reserved */ + for (i = 1; i < priv->nr_irqs; i++) { __assign_bit(i, priv->prio_save, readl(priv->regs + PRIORITY_BASE + i * PRIORITY_PER_ID)); } @@ -285,7 +286,8 @@ static void plic_irq_resume(void) priv = per_cpu_ptr(&plic_handlers, smp_processor_id())->priv; - for (i = 0; i < priv->nr_irqs; i++) { + /* irq ID 0 is reserved */ + for (i = 1; i < priv->nr_irqs; i++) { index = BIT_WORD(i); writel((priv->prio_save[index] & BIT_MASK(i)) ? 1 : 0, priv->regs + PRIORITY_BASE + i * PRIORITY_PER_ID); |