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 <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Tested-by: Inochi Amaoto <[email protected]> # Sophgo SRD3-10
Link: https://lore.kernel.org/all/b22d2b0a00a96161253435d17b3c66538f3ba1c2.1756953919.git.unicorn_wang@outlook.com

Author: unicornx

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);