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irqchip/imx-intmux: Move PM device over to irq domain 

Move the reference to the device over to the irq domain.
This allows the irq_chip structure to be directly used instead
of taking a copy for each instance.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Bartosz Golaszewski <brgl@bgdev.pl>
Link: https://lore.kernel.org/r/20220201120310.878267-6-maz@kernel.org
This commit is contained in:
Marc Zyngier 2022-02-01 12:03:03 +00:00
parent c3ec838e3a
commit fb140b9c0f
1 changed files with 3 additions and 5 deletions
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8
drivers/irqchip/irq-imx-intmux.c
View File

@ -61,7 +61,6 @@
#define CHAN_MAX_NUM 0x8
struct intmux_irqchip_data {
struct irq_chip chip;
u32 saved_reg;
int chanidx;
int irq;
@ -114,7 +113,7 @@ static void imx_intmux_irq_unmask(struct irq_data *d)
raw_spin_unlock_irqrestore(&data->lock, flags);
}
static struct irq_chip imx_intmux_irq_chip = {
static struct irq_chip imx_intmux_irq_chip __ro_after_init = {
.name = "intmux",
.irq_mask = imx_intmux_irq_mask,
.irq_unmask = imx_intmux_irq_unmask,
@ -126,7 +125,7 @@ static int imx_intmux_irq_map(struct irq_domain *h, unsigned int irq,
struct intmux_irqchip_data *data = h->host_data;
irq_set_chip_data(irq, data);
irq_set_chip_and_handler(irq, &data->chip, handle_level_irq);
irq_set_chip_and_handler(irq, &imx_intmux_irq_chip, handle_level_irq);
return 0;
}
@ -241,8 +240,6 @@ static int imx_intmux_probe(struct platform_device *pdev)
}
for (i = 0; i < channum; i++) {
data->irqchip_data[i].chip = imx_intmux_irq_chip;
data->irqchip_data[i].chip.parent_device = &pdev->dev;
data->irqchip_data[i].chanidx = i;
data->irqchip_data[i].irq = irq_of_parse_and_map(np, i);
@ -260,6 +257,7 @@ static int imx_intmux_probe(struct platform_device *pdev)
goto out;
}
data->irqchip_data[i].domain = domain;
irq_domain_set_pm_device(domain, &pdev->dev);
/* disable all interrupt sources of this channel firstly */
writel_relaxed(0, data->regs + CHANIER(i));