[S390] cio: Introduce modalias for css bus.
Add modalias and subchannel type attributes for all subchannels.
I/O subchannel specific attributes are now created in
io_subchannel_probe(). modalias and subchannel type are also
added to the uevent for the css bus. Also make the css modalias
known.
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 69b2342..1fd03e7 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -159,6 +159,15 @@
#define AP_DEVICE_ID_MATCH_DEVICE_TYPE 0x01
+/* s390 css bus devices (subchannels) */
+struct css_device_id {
+ __u8 type; /* subchannel type */
+ __u8 pad1;
+ __u16 pad2;
+ __u32 pad3;
+ kernel_ulong_t driver_data;
+};
+
#define ACPI_ID_LEN 16 /* only 9 bytes needed here, 16 bytes are used */
/* to workaround crosscompile issues */