Just a few nits:
Agustin Vega-Frias wrote:
+int acpi_irq_domain_register_irq(struct acpi_resource_source *source, u32 hwirq,
+ int trigger, int polarity)
+{
+ struct irq_fwspec fwspec;
+ struct acpi_device *device;
+ acpi_handle handle;
+ acpi_status status;
+ int ret;
+
+ if (source->string_length == 0)
Would (!source->string_length) be more meaningful?
+ return acpi_register_gsi(NULL, hwirq, trigger, polarity);
+
+ status = acpi_get_handle(NULL, source->string_ptr, &handle);
+ if (ACPI_FAILURE(status))
+ return -ENODEV;
+
+ device = acpi_bus_get_acpi_device(handle);
+ if (!device)
+ return -ENODEV;
+
+ if (acpi_irq_domain_ensure_probed(device))
+ return -ENODEV;
+
+ fwspec.fwnode = &device->fwnode;
+ fwspec.param[0] = hwirq;
+ fwspec.param[1] = acpi_dev_get_irq_type(trigger, polarity);
+ fwspec.param_count = 2;
+
+ ret = irq_create_fwspec_mapping(&fwspec);
+ acpi_bus_put_acpi_device(device);
+ return ret;
Blank line before 'return'.
-static void acpi_dev_get_irqresource(struct resource *res, u32 gsi,
+static void acpi_dev_get_irqresource(struct resource *res, u32 hwirq,
+ struct acpi_resource_source *source,
This should probably be a 'const', because ...
@@ -448,6 +449,7 @@ bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
{
struct acpi_resource_irq *irq;
struct acpi_resource_extended_irq *ext_irq;
+ struct acpi_resource_source dummy = { 0, 0, NULL };
... then you can make this a static const, which will reduce code size
and improve performance.
@@ -1024,6 +1030,43 @@ struct acpi_probe_entry {
(&ACPI_PROBE_TABLE_END(t) - \
&ACPI_PROBE_TABLE(t))); \
})
+
+#define ACPI_HID_LEN 9
Please add a comment for this.
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