chsc.c File Reference

#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/device.h>
#include <asm/cio.h>
#include <asm/chpid.h>
#include <asm/chsc.h>
#include <asm/crw.h>
#include "css.h"
#include "cio.h"
#include "cio_debug.h"
#include "ioasm.h"
#include "chp.h"
#include "chsc.h"

Go to the source code of this file.

Data Structures
struct	chsc_ssd_area
struct	chsc_sei_area
struct	chp_config_data

Macros
#define	KMSG_COMPONENT   "cio"
#define	pr_fmt(fmt)   KMSG_COMPONENT ": " fmt

Functions
int	chsc_error_from_response (int response)
	EXPORT_SYMBOL_GPL (chsc_error_from_response)
struct chsc_ssd_area	__attribute__ ((packed))
int	chsc_get_ssd_info (struct subchannel_id schid, struct chsc_ssd_info *ssd)
void	chsc_chp_offline (struct chp_id chpid)
void	chsc_chp_online (struct chp_id chpid)
int	chsc_chp_vary (struct chp_id chpid, int on)
int	__chsc_do_secm (struct channel_subsystem *css, int enable)
int	chsc_secm (struct channel_subsystem *css, int enable)
int	chsc_determine_channel_path_desc (struct chp_id chpid, int fmt, int rfmt, int c, int m, void *page)
	EXPORT_SYMBOL_GPL (chsc_determine_channel_path_desc)
int	chsc_determine_base_channel_path_desc (struct chp_id chpid, struct channel_path_desc *desc)
int	chsc_determine_fmt1_channel_path_desc (struct chp_id chpid, struct channel_path_desc_fmt1 *desc)
int	chsc_get_channel_measurement_chars (struct channel_path *chp)
int __init	chsc_init (void)
void __init	chsc_init_cleanup (void)
int	chsc_enable_facility (int operation_code)
int __init	chsc_determine_css_characteristics (void)
	EXPORT_SYMBOL_GPL (css_general_characteristics)
	EXPORT_SYMBOL_GPL (css_chsc_characteristics)
int	chsc_sstpc (void *page, unsigned int op, u16 ctrl)
int	chsc_sstpi (void *page, void *result, size_t size)
int	chsc_siosl (struct subchannel_id schid)
	EXPORT_SYMBOL_GPL (chsc_siosl)
int	chsc_scm_info (struct chsc_scm_info *scm_area, u64 token)
	EXPORT_SYMBOL_GPL (chsc_scm_info)

Variables
struct chsc_header	request
u16	__pad0__
u16	ssid
u16	__pad1__
u16	f_sch
u16	__pad2__
u16	l_sch
u32	__pad3__
struct chsc_header	response
u32	__pad4__
u8	sch_valid
u8	dev_valid
u8	st
u8	zeroes
u8	unit_addr
u16	devno
u8	path_mask
u8	fla_valid_mask
u16	sch
u8	chpid [8]
u16	fla [8]
u32	reserved1
u32	reserved2
u32	reserved3
u32	reserved4
u8	flags
u8	vf
u8	rs
u8	cc
u16	rsid
u32	reserved5
u32	reserved6
u8	ccdf [4096-16-24]
struct chp_config_data	__attribute__
struct css_general_char	css_general_characteristics
struct css_chsc_char	css_chsc_characteristics

Macro Definition Documentation

#define KMSG_COMPONENT   "cio"

Definition at line 10 of file chsc.c.

#define pr_fmt

(

fmt

)

KMSG_COMPONENT ": " fmt

Definition at line 11 of file chsc.c.

Function Documentation

struct chsc_ssd_area __attribute__ ( (packed)  )

read

Definition at line 171 of file esd_usb2.c.

int __chsc_do_secm	(	struct channel_subsystem *	css,
		int	enable
	)

Definition at line 606 of file chsc.c.

void chsc_chp_offline

(

struct chp_id

chpid

)

Definition at line 162 of file chsc.c.

void chsc_chp_online

(

struct chp_id

chpid

)

Definition at line 483 of file chsc.c.

int chsc_chp_vary	(	struct chp_id	chpid,
		int	on
	)

chsc_chp_vary - propagate channel-path vary operation to subchannels : channl-path ID : non-zero for vary online, zero for vary offline

Definition at line 550 of file chsc.c.

int chsc_determine_base_channel_path_desc	(	struct chp_id	chpid,
		struct channel_path_desc *	desc
	)

Definition at line 729 of file chsc.c.

int chsc_determine_channel_path_desc	(	struct chp_id	chpid,
		int	fmt,
		int	rfmt,
		int	c,
		int	m,
		void *	page
	)

Definition at line 694 of file chsc.c.

int __init chsc_determine_css_characteristics

(

void

)

Definition at line 936 of file chsc.c.

int chsc_determine_fmt1_channel_path_desc	(	struct chp_id	chpid,
		struct channel_path_desc_fmt1 *	desc
	)

Definition at line 749 of file chsc.c.

int chsc_enable_facility

(

int

operation_code

)

Definition at line 885 of file chsc.c.

int chsc_error_from_response

(

int

response

)

chsc_error_from_response() - convert a chsc response to an error : chsc response code

Returns an appropriate Linux error code for .

Definition at line 40 of file chsc.c.

int chsc_get_channel_measurement_chars

(

struct channel_path *

chp

)

Definition at line 785 of file chsc.c.

int chsc_get_ssd_info	(	struct subchannel_id	schid,
		struct chsc_ssd_info *	ssd
	)

Definition at line 90 of file chsc.c.

int __init chsc_init

(

void

)

Definition at line 858 of file chsc.c.

void __init chsc_init_cleanup

(

void

)

Definition at line 878 of file chsc.c.

int chsc_scm_info	(	struct chsc_scm_info *	scm_area,
		u64	token
	)

chsc_scm_info() - store SCM information (SSI) : request and response block for SSI : continuation token

Returns 0 on success.

Definition at line 1080 of file chsc.c.

int chsc_secm	(	struct channel_subsystem *	css,
		int	enable
	)

Definition at line 662 of file chsc.c.

int chsc_siosl

(

struct subchannel_id

schid

)

Definition at line 1027 of file chsc.c.

int chsc_sstpc	(	void *	page,
		unsigned int	op,
		u16	ctrl
	)

Definition at line 979 of file chsc.c.

int chsc_sstpi	(	void *	page,
		void *	result,
		size_t	size
	)

Definition at line 1006 of file chsc.c.

EXPORT_SYMBOL_GPL

(

chsc_error_from_response

)

EXPORT_SYMBOL_GPL

(

chsc_determine_channel_path_desc

)

EXPORT_SYMBOL_GPL

(

css_general_characteristics

)

EXPORT_SYMBOL_GPL

(

css_chsc_characteristics

)

EXPORT_SYMBOL_GPL

(

chsc_siosl

)

EXPORT_SYMBOL_GPL

(

chsc_scm_info

)

Variable Documentation

struct chp_config_data __attribute__

u16 __pad0__

Definition at line 90 of file chsc.c.

u16 __pad1__

Definition at line 92 of file chsc.c.

u16 __pad2__

Definition at line 94 of file chsc.c.

u32 __pad3__

Definition at line 96 of file chsc.c.

u32 __pad4__

Definition at line 98 of file chsc.c.

u8 cc

Definition at line 290 of file chsc.c.

u8 ccdf[4096-16-24]

Definition at line 295 of file chsc.c.

u8 chpid

Definition at line 108 of file chsc.c.

struct css_chsc_char css_chsc_characteristics

Definition at line 933 of file chsc.c.

struct css_general_char css_general_characteristics

Definition at line 932 of file chsc.c.

u8 dev_valid

Definition at line 100 of file chsc.c.

u16 devno

Definition at line 104 of file chsc.c.

u16 f_sch

Definition at line 93 of file chsc.c.

u16 fla

Definition at line 109 of file chsc.c.

u8 fla_valid_mask

Definition at line 106 of file chsc.c.

u8 flags

Definition at line 287 of file chsc.c.

u16 l_sch

Definition at line 95 of file chsc.c.

u8 path_mask

Definition at line 105 of file chsc.c.

struct chsc_header request

Definition at line 89 of file chsc.c.

u32 reserved1

Definition at line 282 of file chsc.c.

u32 reserved2

Definition at line 283 of file chsc.c.

u32 reserved3

Definition at line 284 of file chsc.c.

u32 reserved4

Definition at line 286 of file chsc.c.

u32 reserved5

Definition at line 293 of file chsc.c.

u32 reserved6

Definition at line 294 of file chsc.c.

struct chsc_header response

Definition at line 97 of file chsc.c.

u8 rs

Definition at line 289 of file chsc.c.

u16 rsid

Definition at line 292 of file chsc.c.

u16 sch

Definition at line 107 of file chsc.c.

u8 sch_valid

Definition at line 99 of file chsc.c.

u16 ssid

Definition at line 91 of file chsc.c.

enum { ... } st

Definition at line 101 of file chsc.c.

u8 unit_addr

Definition at line 103 of file chsc.c.

u8 vf

Definition at line 288 of file chsc.c.

u8 zeroes

Definition at line 102 of file chsc.c.