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ARM: Bulk conversion to generic_handle_domain_irq()

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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().

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2021-05-04 17:42:18 +01:00
parent 3b0cccef05
commit a1e5cd9650
3 changed files with 6 additions and 17 deletions
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12
arch/arm/common/sa1111.c
View File

@ -196,14 +196,6 @@ static int sa1111_map_irq(struct sa1111 *sachip, irq_hw_number_t hwirq)
return irq_create_mapping(sachip->irqdomain, hwirq);
}
static void sa1111_handle_irqdomain(struct irq_domain *irqdomain, int irq)
{
struct irq_desc *d = irq_to_desc(irq_linear_revmap(irqdomain, irq));
if (d)
generic_handle_irq_desc(d);
}
/*
* SA1111 interrupt support. Since clearing an IRQ while there are
* active IRQs causes the interrupt output to pulse, the upper levels
@ -234,11 +226,11 @@ static void sa1111_irq_handler(struct irq_desc *desc)
for (i = 0; stat0; i++, stat0 >>= 1)
if (stat0 & 1)
sa1111_handle_irqdomain(irqdomain, i);
generic_handle_domain_irq(irqdomain, i);
for (i = 32; stat1; i++, stat1 >>= 1)
if (stat1 & 1)
sa1111_handle_irqdomain(irqdomain, i);
generic_handle_domain_irq(irqdomain, i);
/* For level-based interrupts */
desc->irq_data.chip->irq_unmask(&desc->irq_data);

6
arch/arm/mach-pxa/pxa_cplds_irqs.c
View File

@ -39,10 +39,8 @@ static irqreturn_t cplds_irq_handler(int in_irq, void *d)
do {
pending = readl(fpga->base + FPGA_IRQ_SET_CLR) & fpga->irq_mask;
for_each_set_bit(bit, &pending, CPLDS_NB_IRQ) {
generic_handle_irq(irq_find_mapping(fpga->irqdomain,
bit));
}
for_each_set_bit(bit, &pending, CPLDS_NB_IRQ)
generic_handle_domain_irq(fpga->irqdomain, bit);
} while (pending);
return IRQ_HANDLED;

5
arch/arm/mach-s3c/irq-s3c24xx.c
View File

@ -298,7 +298,7 @@ static void s3c_irq_demux(struct irq_desc *desc)
struct s3c_irq_data *irq_data = irq_desc_get_chip_data(desc);
struct s3c_irq_intc *intc = irq_data->intc;
struct s3c_irq_intc *sub_intc = irq_data->sub_intc;
unsigned int n, offset, irq;
unsigned int n, offset;
unsigned long src, msk;
/* we're using individual domains for the non-dt case
@ -318,8 +318,7 @@ static void s3c_irq_demux(struct irq_desc *desc)
while (src) {
n = __ffs(src);
src &= ~(1 << n);
irq = irq_find_mapping(sub_intc->domain, offset + n);
generic_handle_irq(irq);
generic_handle_domain_irq(sub_intc->domain, offset + n);
}
chained_irq_exit(chip, desc);