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s390/cio: move struct node_descriptor to cio.h 

This allows device drivers (eg. qeth) to use the struct when processing
information retrieved via RCD.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Acked-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Julian Wiedmann 2019-06-14 11:18:28 +02:00 committed by Vasily Gorbik
parent 4f18d869ff
commit 96e5aaf914
2 changed files with 30 additions and 30 deletions
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30
arch/s390/include/asm/cio.h
View File

@ -264,6 +264,36 @@ struct ciw {
#define CIW_TYPE_SII 0x1 /* set interface identifier */
#define CIW_TYPE_RNI 0x2 /* read node identifier */
/*
* Node Descriptor as defined in SA22-7204, "Common I/O-Device Commands"
*/
#define ND_VALIDITY_VALID 0
#define ND_VALIDITY_OUTDATED 1
#define ND_VALIDITY_INVALID 2
struct node_descriptor {
/* Flags. */
union {
struct {
u32 validity:3;
u32 reserved:5;
} __packed;
u8 byte0;
} __packed;
/* Node parameters. */
u32 params:24;
/* Node ID. */
char type[6];
char model[3];
char manufacturer[3];
char plant[2];
char seq[12];
u16 tag;
} __packed;
/*
* Flags used as input parameters for do_IO()
*/

30
drivers/s390/cio/chsc.c
View File

@ -322,36 +322,6 @@ struct chsc_sei {
} u;
} __packed __aligned(PAGE_SIZE);
/*
* Node Descriptor as defined in SA22-7204, "Common I/O-Device Commands"
*/
#define ND_VALIDITY_VALID 0
#define ND_VALIDITY_OUTDATED 1
#define ND_VALIDITY_INVALID 2
struct node_descriptor {
/* Flags. */
union {
struct {
u32 validity:3;
u32 reserved:5;
} __packed;
u8 byte0;
} __packed;
/* Node parameters. */
u32 params:24;
/* Node ID. */
char type[6];
char model[3];
char manufacturer[3];
char plant[2];
char seq[12];
u16 tag;
} __packed;
/*
* Link Incident Record as defined in SA22-7202, "ESCON I/O Interface"
*/