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D56062.diff
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diff --git a/sys/dev/acpica/acpi_spmc.c b/sys/dev/acpica/acpi_spmc.c
--- a/sys/dev/acpica/acpi_spmc.c
+++ b/sys/dev/acpica/acpi_spmc.c
@@ -190,6 +190,11 @@
if (ACPI_ID_PROBE(device_get_parent(dev), dev, spmc_ids, &name) > 0)
return (ENXIO);
+ if (device_get_unit(dev) > 0) {
+ device_printf(dev, "shouldn't have more than one SPMC");
+ return (ENXIO);
+ }
+
handle = acpi_get_handle(dev);
if (handle == NULL)
return (ENXIO);
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D56062.diff (442 B)
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D56062: acpi_spmc: Call new MS turn on display DSM
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