diff options
Diffstat (limited to 'drivers/irqchip/irq-loongson-liointc.c')
| -rw-r--r-- | drivers/irqchip/irq-loongson-liointc.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/irqchip/irq-loongson-liointc.c b/drivers/irqchip/irq-loongson-liointc.c index e4b33aed1c97..0033c2188abc 100644 --- a/drivers/irqchip/irq-loongson-liointc.c +++ b/drivers/irqchip/irq-loongson-liointc.c @@ -22,13 +22,15 @@ #include <asm/loongson.h> #endif +#include "irq-loongson.h" + #define LIOINTC_CHIP_IRQ 32 #define LIOINTC_NUM_PARENT 4 #define LIOINTC_NUM_CORES 4 #define LIOINTC_INTC_CHIP_START 0x20 -#define LIOINTC_REG_INTC_STATUS (LIOINTC_INTC_CHIP_START + 0x20) +#define LIOINTC_REG_INTC_STATUS(core) (LIOINTC_INTC_CHIP_START + 0x20 + (core) * 8) #define LIOINTC_REG_INTC_EN_STATUS (LIOINTC_INTC_CHIP_START + 0x04) #define LIOINTC_REG_INTC_ENABLE (LIOINTC_INTC_CHIP_START + 0x08) #define LIOINTC_REG_INTC_DISABLE (LIOINTC_INTC_CHIP_START + 0x0c) @@ -114,9 +116,8 @@ static int liointc_set_type(struct irq_data *data, unsigned int type) { struct irq_chip_generic *gc = irq_data_get_irq_chip_data(data); u32 mask = data->mask; - unsigned long flags; - irq_gc_lock_irqsave(gc, flags); + guard(raw_spinlock)(&gc->lock); switch (type) { case IRQ_TYPE_LEVEL_HIGH: liointc_set_bit(gc, LIOINTC_REG_INTC_EDGE, mask, false); @@ -135,10 +136,8 @@ static int liointc_set_type(struct irq_data *data, unsigned int type) liointc_set_bit(gc, LIOINTC_REG_INTC_POL, mask, true); break; default: - irq_gc_unlock_irqrestore(gc, flags); return -EINVAL; } - irq_gc_unlock_irqrestore(gc, flags); irqd_set_trigger_type(data, type); return 0; @@ -155,10 +154,9 @@ static void liointc_suspend(struct irq_chip_generic *gc) static void liointc_resume(struct irq_chip_generic *gc) { struct liointc_priv *priv = gc->private; - unsigned long flags; int i; - irq_gc_lock_irqsave(gc, flags); + guard(raw_spinlock_irqsave)(&gc->lock); /* Disable all at first */ writel(0xffffffff, gc->reg_base + LIOINTC_REG_INTC_DISABLE); /* Restore map cache */ @@ -168,7 +166,6 @@ static void liointc_resume(struct irq_chip_generic *gc) writel(priv->int_edge, gc->reg_base + LIOINTC_REG_INTC_EDGE); /* Restore mask cache */ writel(gc->mask_cache, gc->reg_base + LIOINTC_REG_INTC_ENABLE); - irq_gc_unlock_irqrestore(gc, flags); } static int parent_irq[LIOINTC_NUM_PARENT]; @@ -217,7 +214,7 @@ static int liointc_init(phys_addr_t addr, unsigned long size, int revision, goto out_free_priv; for (i = 0; i < LIOINTC_NUM_CORES; i++) - priv->core_isr[i] = base + LIOINTC_REG_INTC_STATUS; + priv->core_isr[i] = base + LIOINTC_REG_INTC_STATUS(i); for (i = 0; i < LIOINTC_NUM_PARENT; i++) priv->handler[i].parent_int_map = parent_int_map[i]; @@ -361,7 +358,7 @@ static int __init liointc_of_init(struct device_node *node, } err = liointc_init(res.start, resource_size(&res), - revision, of_node_to_fwnode(node), node); + revision, of_fwnode_handle(node), node); if (err < 0) return err; |