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irqchip: bcm7120-l2: Use gc->mask_cache to simplify suspend/resume functions
The cached value already incorporates irq_fwd_mask, and was saved the last time an IRQ was enabled/disabled. Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Acked-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Link: https://lkml.kernel.org/r/1415342669-30640-11-git-send-email-cernekee@gmail.com Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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0b5cb32ca5
commit
05b8ce8260
1 changed files with 3 additions and 8 deletions
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@ -37,7 +37,6 @@ struct bcm7120_l2_intc_data {
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bool can_wake;
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bool can_wake;
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u32 irq_fwd_mask;
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u32 irq_fwd_mask;
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u32 irq_map_mask;
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u32 irq_map_mask;
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u32 saved_mask;
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};
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};
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static void bcm7120_l2_intc_irq_handle(unsigned int irq, struct irq_desc *desc)
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static void bcm7120_l2_intc_irq_handle(unsigned int irq, struct irq_desc *desc)
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@ -62,14 +61,11 @@ static void bcm7120_l2_intc_suspend(struct irq_data *d)
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{
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{
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struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
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struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
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struct bcm7120_l2_intc_data *b = gc->private;
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struct bcm7120_l2_intc_data *b = gc->private;
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u32 reg;
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irq_gc_lock(gc);
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irq_gc_lock(gc);
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/* Save the current mask and the interrupt forward mask */
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b->saved_mask = __raw_readl(b->base + IRQEN) | b->irq_fwd_mask;
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if (b->can_wake) {
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if (b->can_wake) {
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reg = b->saved_mask | gc->wake_active;
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__raw_writel(gc->mask_cache | gc->wake_active,
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__raw_writel(reg, b->base + IRQEN);
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b->base + IRQEN);
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}
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}
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irq_gc_unlock(gc);
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irq_gc_unlock(gc);
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}
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}
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@ -77,11 +73,10 @@ static void bcm7120_l2_intc_suspend(struct irq_data *d)
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static void bcm7120_l2_intc_resume(struct irq_data *d)
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static void bcm7120_l2_intc_resume(struct irq_data *d)
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{
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{
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struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
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struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
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struct bcm7120_l2_intc_data *b = gc->private;
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/* Restore the saved mask */
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/* Restore the saved mask */
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irq_gc_lock(gc);
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irq_gc_lock(gc);
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__raw_writel(b->saved_mask, b->base + IRQEN);
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__raw_writel(gc->mask_cache, b->base + IRQEN);
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irq_gc_unlock(gc);
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irq_gc_unlock(gc);
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}
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}
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