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Commit 96e5aaf9 authored by Julian Wiedmann's avatar Julian Wiedmann Committed by Vasily Gorbik
Browse files

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: default avatarJulian Wiedmann <jwi@linux.ibm.com>
Acked-by: default avatarSebastian Ott <sebott@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent 4f18d869

arch/s390/include/asm/cio.h

+30 −0
Original line number Diff line number Diff line
@@ -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()

 */

drivers/s390/cio/chsc.c

+0 −30
Original line number Diff line number Diff line
@@ -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"

 */