diff options
| author | Marc Zyngier <maz@kernel.org> | 2021-08-02 17:26:28 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-08-10 23:15:02 +1000 |
| commit | 1bce54250045443d55659b0b23be51e87ed2b919 (patch) | |
| tree | f9cbca21ea85aa6a3f66c7bdf4370c131a6232a9 /arch/powerpc/platforms/embedded6xx | |
| parent | f5af0a978776b710f16dc99a85496b1e760bf9e0 (diff) | |
powerpc: Bulk conversion to generic_handle_domain_irq()
Wherever possible, replace constructs that match either
generic_handle_irq(irq_find_mapping()) or
generic_handle_irq(irq_linear_revmap()) to a single call to
generic_handle_domain_irq().
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210802162630.2219813-13-maz@kernel.org
Diffstat (limited to 'arch/powerpc/platforms/embedded6xx')
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/hlwd-pic.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c index a1b7f79a8a15..15396333a90b 100644 --- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c +++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c @@ -108,7 +108,6 @@ static const struct irq_domain_ops hlwd_irq_domain_ops = { static unsigned int __hlwd_pic_get_irq(struct irq_domain *h) { void __iomem *io_base = h->host_data; - int irq; u32 irq_status; irq_status = in_be32(io_base + HW_BROADWAY_ICR) & @@ -116,23 +115,22 @@ static unsigned int __hlwd_pic_get_irq(struct irq_domain *h) if (irq_status == 0) return 0; /* no more IRQs pending */ - irq = __ffs(irq_status); - return irq_linear_revmap(h, irq); + return __ffs(irq_status); } static void hlwd_pic_irq_cascade(struct irq_desc *desc) { struct irq_chip *chip = irq_desc_get_chip(desc); struct irq_domain *irq_domain = irq_desc_get_handler_data(desc); - unsigned int virq; + unsigned int hwirq; raw_spin_lock(&desc->lock); chip->irq_mask(&desc->irq_data); /* IRQ_LEVEL */ raw_spin_unlock(&desc->lock); - virq = __hlwd_pic_get_irq(irq_domain); - if (virq) - generic_handle_irq(virq); + hwirq = __hlwd_pic_get_irq(irq_domain); + if (hwirq) + generic_handle_domain_irq(irq_domain, hwirq); else pr_err("spurious interrupt!\n"); @@ -190,7 +188,8 @@ static struct irq_domain *hlwd_pic_init(struct device_node *np) unsigned int hlwd_pic_get_irq(void) { - return __hlwd_pic_get_irq(hlwd_irq_host); + unsigned int hwirq = __hlwd_pic_get_irq(hlwd_irq_host); + return hwirq ? irq_linear_revmap(hlwd_irq_host, hwirq) : 0; } /* |