X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=include%2Flinux%2Fmod_devicetable.h;h=7d45b5f989b076a653f010497780c97869e285bc;hb=a1768dad775b5ceb25d17bc7a13318f43adf3069;hp=935060955152ba729a4788f8ae95f67b5f07b991;hpb=21a6ab2131ab0644eeef70507e20273338bf065c;p=linux-2.6-microblaze.git

diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 935060955152..7d45b5f989b0 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -864,4 +864,28 @@ struct ssam_device_id {
 	kernel_ulong_t driver_data;
 };
 
+/*
+ * DFL (Device Feature List)
+ *
+ * DFL defines a linked list of feature headers within the device MMIO space to
+ * provide an extensible way of adding features. Software can walk through these
+ * predefined data structures to enumerate features. It is now used in the FPGA.
+ * See Documentation/fpga/dfl.rst for more information.
+ *
+ * The dfl bus type is introduced to match the individual feature devices (dfl
+ * devices) for specific dfl drivers.
+ */
+
+/**
+ * struct dfl_device_id -  dfl device identifier
+ * @type: DFL FIU type of the device. See enum dfl_id_type.
+ * @feature_id: feature identifier local to its DFL FIU type.
+ * @driver_data: driver specific data.
+ */
+struct dfl_device_id {
+	__u16 type;
+	__u16 feature_id;
+	kernel_ulong_t driver_data;
+};
+
 #endif /* LINUX_MOD_DEVICETABLE_H */