irqchip/sg2042-msi: Set irq type according to DT configuration

Read the device tree configuration and use it to set the interrupt type.

Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Inochi Amaoto <inochiama@gmail.com> # Sophgo SRD3-10
Link: https://lore.kernel.org/all/b22d2b0a00a96161253435d17b3c66538f3ba1c2.1756953919.git.unicorn_wang@outlook.com

diff --git a/drivers/irqchip/irq-sg2042-msi.c b/drivers/irqchip/irq-sg2042-msi.c
index 3b13dbbfdb51c08669f2f1093700901189beb600..f7cf0dc72eabbf4adb16880359135e95e815d9fe 100644 (file)
--- a/drivers/irqchip/irq-sg2042-msi.c
+++ b/drivers/irqchip/irq-sg2042-msi.c
@@ -30,6 +30,7 @@ struct sg204x_msi_chip_info {
  * @doorbell_addr:     see TRM, 10.1.32, GP_INTR0_SET
  * @irq_first:         First vectors number that MSIs starts
  * @num_irqs:          Number of vectors for MSIs
+ * @irq_type:          IRQ type for MSIs
  * @msi_map:           mapping for allocated MSI vectors.
  * @msi_map_lock:      Lock for msi_map
  * @chip_info:         chip specific infomations
@@ -41,6 +42,7 @@ struct sg204x_msi_chipdata {
 
        u32                                     irq_first;
        u32                                     num_irqs;
+       unsigned int                            irq_type;
 
        unsigned long                           *msi_map;
        struct mutex                            msi_map_lock;
@@ -137,14 +139,14 @@ static int sg204x_msi_parent_domain_alloc(struct irq_domain *domain, unsigned in
        fwspec.fwnode = domain->parent->fwnode;
        fwspec.param_count = 2;
        fwspec.param[0] = data->irq_first + hwirq;
-       fwspec.param[1] = IRQ_TYPE_EDGE_RISING;
+       fwspec.param[1] = data->irq_type;
 
        ret = irq_domain_alloc_irqs_parent(domain, virq, 1, &fwspec);
        if (ret)
                return ret;
 
        d = irq_domain_get_irq_data(domain->parent, virq);
-       return d->chip->irq_set_type(d, IRQ_TYPE_EDGE_RISING);
+       return d->chip->irq_set_type(d, data->irq_type);
 }
 
 static int sg204x_msi_middle_domain_alloc(struct irq_domain *domain, unsigned int virq,
@@ -298,6 +300,7 @@ static int sg2042_msi_probe(struct platform_device *pdev)
        }
 
        data->irq_first = (u32)args.args[0];
+       data->irq_type = (unsigned int)args.args[1];
        data->num_irqs = (u32)args.args[args.nargs - 1];
 
        mutex_init(&data->msi_map_lock);