Make the ITS code aware of fsl_mc devices by plumbing the devid retrieval primitive.
Signed-off-by: Marc Zyngier <[email protected]> --- drivers/irqchip/irq-gic-its-msi-parent.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/irqchip/irq-gic-its-msi-parent.c b/drivers/irqchip/irq-gic-its-msi-parent.c index 12f45228c8674..532c0d626ca04 100644 --- a/drivers/irqchip/irq-gic-its-msi-parent.c +++ b/drivers/irqchip/irq-gic-its-msi-parent.c @@ -7,6 +7,7 @@ #include <linux/acpi_iort.h> #include <linux/of_address.h> #include <linux/pci.h> +#include <linux/fsl/mc.h> #include "irq-gic-its-msi-parent.h" #include <linux/irqchip/irq-msi-lib.h> @@ -186,9 +187,11 @@ static int its_pmsi_prepare(struct irq_domain *domain, struct device *dev, { struct msi_domain_info *msi_info; u32 dev_id; - int ret; + int ret = 0; - if (dev->of_node) + if (dev_is_fsl_mc(dev)) + dev_id = fsl_mc_get_msi_id(dev); + else if (dev->of_node) ret = of_pmsi_get_msi_info(domain->parent, dev, &dev_id, NULL); else ret = iort_pmsi_get_dev_id(dev, &dev_id); -- 2.47.3
