Commit c2616c56 authored by Chen Wang's avatar Chen Wang Committed by Thomas Gleixner
Browse files

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: default avatarChen Wang <unicorn_wang@outlook.com>
Signed-off-by: default avatarThomas 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
parent 8aefd272

drivers/irqchip/irq-sg2042-msi.c

+5 −2
Original line number Diff line number Diff line
@@ -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);