diff options
Diffstat (limited to 'drivers/acpi/gsi.c')
| -rw-r--r-- | drivers/acpi/gsi.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/acpi/gsi.c b/drivers/acpi/gsi.c index 38208f2d0e69..2c39fe1216e2 100644 --- a/drivers/acpi/gsi.c +++ b/drivers/acpi/gsi.c @@ -11,9 +11,12 @@ #include <linux/acpi.h> #include <linux/irq.h> #include <linux/irqdomain.h> +#include <linux/of.h> enum acpi_irq_model_id acpi_irq_model; +static struct fwnode_handle *acpi_gsi_domain_id; + static unsigned int acpi_gsi_get_irq_type(int trigger, int polarity) { switch (polarity) { @@ -45,12 +48,10 @@ static unsigned int acpi_gsi_get_irq_type(int trigger, int polarity) */ int acpi_gsi_to_irq(u32 gsi, unsigned int *irq) { - /* - * Only default domain is supported at present, always find - * the mapping corresponding to default domain by passing NULL - * as irq_domain parameter - */ - *irq = irq_find_mapping(NULL, gsi); + struct irq_domain *d = irq_find_matching_fwnode(acpi_gsi_domain_id, + DOMAIN_BUS_ANY); + + *irq = irq_find_mapping(d, gsi); /* * *irq == 0 means no mapping, that should * be reported as a failure @@ -74,13 +75,10 @@ int acpi_register_gsi(struct device *dev, u32 gsi, int trigger, { unsigned int irq; unsigned int irq_type = acpi_gsi_get_irq_type(trigger, polarity); + struct irq_domain *d = irq_find_matching_fwnode(acpi_gsi_domain_id, + DOMAIN_BUS_ANY); - /* - * There is no way at present to look-up the IRQ domain on ACPI, - * hence always create mapping referring to the default domain - * by passing NULL as irq_domain parameter - */ - irq = irq_create_mapping(NULL, gsi); + irq = irq_create_mapping(d, gsi); if (!irq) return -EINVAL; @@ -98,7 +96,9 @@ EXPORT_SYMBOL_GPL(acpi_register_gsi); */ void acpi_unregister_gsi(u32 gsi) { - int irq = irq_find_mapping(NULL, gsi); + struct irq_domain *d = irq_find_matching_fwnode(acpi_gsi_domain_id, + DOMAIN_BUS_ANY); + int irq = irq_find_mapping(d, gsi); irq_dispose_mapping(irq); } |