[PATCH 06/11] irqchip/imx-mu-msi: Convert to msi_create_parent_irq_domain() helper

Frank Li Frank.li at nxp.com
Wed Dec 4 14:58:28 PST 2024


On Wed, Dec 04, 2024 at 12:45:44PM +0000, Marc Zyngier wrote:
> Now that we have a concise helper to create an MSI parent domain,
> switch the IMX letter soup over to that.
>
> Signed-off-by: Marc Zyngier <maz at kernel.org>

Reviewed-by: Frank Li <Frank.Li at nxp.com>

> ---
>  drivers/irqchip/irq-imx-mu-msi.c | 8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/irqchip/irq-imx-mu-msi.c b/drivers/irqchip/irq-imx-mu-msi.c
> index b3f656c6e7708..b73968423bb9f 100644
> --- a/drivers/irqchip/irq-imx-mu-msi.c
> +++ b/drivers/irqchip/irq-imx-mu-msi.c
> @@ -226,17 +226,15 @@ static int imx_mu_msi_domains_init(struct imx_mu_msi *msi_data, struct device *d
>  	struct irq_domain *parent;
>
>  	/* Initialize MSI domain parent */
> -	parent = irq_domain_create_linear(fwnodes, IMX_MU_CHANS,
> -					  &imx_mu_msi_domain_ops, msi_data);
> +	parent = msi_create_parent_irq_domain(fwnodes, &imx_mu_msi_parent_ops,
> +					      &imx_mu_msi_domain_ops, 0,
> +					      IMX_MU_CHANS, msi_data, NULL);
>  	if (!parent) {
>  		dev_err(dev, "failed to create IRQ domain\n");
>  		return -ENOMEM;
>  	}
>
> -	irq_domain_update_bus_token(parent, DOMAIN_BUS_NEXUS);
>  	parent->dev = parent->pm_dev = dev;
> -	parent->flags |= IRQ_DOMAIN_FLAG_MSI_PARENT;
> -	parent->msi_parent_ops = &imx_mu_msi_parent_ops;
>  	return 0;
>  }
>
> --
> 2.39.2
>



More information about the linux-arm-kernel mailing list