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[S390] cio: Introduce modalias for css bus.

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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>
This commit is contained in:
Cornelia Huck 2008-07-14 09:58:44 +02:00 • committed by Heiko Carstens
parent 0ae7a7b250
commit 7e9db9eaef
7 changed files with 151 additions and 24 deletions
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9
include/linux/mod_devicetable.h
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@ -159,6 +159,15 @@ struct ap_device_id {
#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 */