[S390] cio: move scsw helper functions to header file
All scsw helper functions are very short and usage of them shouldn't result in function calls. Therefore we move them to a separate header file. Also saves a lot of EXPORT_SYMBOLs. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens
committed by
Martin Schwidefsky
Martin Schwidefsky
parent
1f1148c88a
commit
62733e5a5a
@@ -15,228 +15,7 @@
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#define LPM_ANYPATH 0xff
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#define __MAX_CSSID 0
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/**
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* struct cmd_scsw - command-mode subchannel status word
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* @key: subchannel key
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* @sctl: suspend control
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* @eswf: esw format
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* @cc: deferred condition code
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* @fmt: format
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* @pfch: prefetch
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* @isic: initial-status interruption control
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* @alcc: address-limit checking control
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* @ssi: suppress-suspended interruption
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* @zcc: zero condition code
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* @ectl: extended control
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* @pno: path not operational
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* @res: reserved
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* @fctl: function control
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* @actl: activity control
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* @stctl: status control
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* @cpa: channel program address
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* @dstat: device status
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* @cstat: subchannel status
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* @count: residual count
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*/
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struct cmd_scsw {
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__u32 key : 4;
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__u32 sctl : 1;
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__u32 eswf : 1;
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__u32 cc : 2;
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__u32 fmt : 1;
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__u32 pfch : 1;
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__u32 isic : 1;
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__u32 alcc : 1;
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__u32 ssi : 1;
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__u32 zcc : 1;
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__u32 ectl : 1;
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__u32 pno : 1;
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__u32 res : 1;
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__u32 fctl : 3;
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__u32 actl : 7;
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__u32 stctl : 5;
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__u32 cpa;
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__u32 dstat : 8;
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__u32 cstat : 8;
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__u32 count : 16;
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} __attribute__ ((packed));
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/**
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* struct tm_scsw - transport-mode subchannel status word
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* @key: subchannel key
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* @eswf: esw format
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* @cc: deferred condition code
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* @fmt: format
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* @x: IRB-format control
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* @q: interrogate-complete
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* @ectl: extended control
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* @pno: path not operational
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* @fctl: function control
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* @actl: activity control
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* @stctl: status control
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* @tcw: TCW address
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* @dstat: device status
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* @cstat: subchannel status
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* @fcxs: FCX status
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* @schxs: subchannel-extended status
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*/
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struct tm_scsw {
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u32 key:4;
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u32 :1;
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u32 eswf:1;
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u32 cc:2;
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u32 fmt:3;
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u32 x:1;
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u32 q:1;
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u32 :1;
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u32 ectl:1;
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u32 pno:1;
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u32 :1;
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u32 fctl:3;
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u32 actl:7;
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u32 stctl:5;
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u32 tcw;
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u32 dstat:8;
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u32 cstat:8;
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u32 fcxs:8;
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u32 schxs:8;
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} __attribute__ ((packed));
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/**
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* union scsw - subchannel status word
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* @cmd: command-mode SCSW
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* @tm: transport-mode SCSW
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*/
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union scsw {
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struct cmd_scsw cmd;
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struct tm_scsw tm;
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} __attribute__ ((packed));
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int scsw_is_tm(union scsw *scsw);
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u32 scsw_key(union scsw *scsw);
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u32 scsw_eswf(union scsw *scsw);
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u32 scsw_cc(union scsw *scsw);
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u32 scsw_ectl(union scsw *scsw);
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u32 scsw_pno(union scsw *scsw);
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u32 scsw_fctl(union scsw *scsw);
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u32 scsw_actl(union scsw *scsw);
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u32 scsw_stctl(union scsw *scsw);
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u32 scsw_dstat(union scsw *scsw);
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u32 scsw_cstat(union scsw *scsw);
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int scsw_is_solicited(union scsw *scsw);
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int scsw_is_valid_key(union scsw *scsw);
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int scsw_is_valid_eswf(union scsw *scsw);
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int scsw_is_valid_cc(union scsw *scsw);
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int scsw_is_valid_ectl(union scsw *scsw);
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int scsw_is_valid_pno(union scsw *scsw);
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int scsw_is_valid_fctl(union scsw *scsw);
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int scsw_is_valid_actl(union scsw *scsw);
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int scsw_is_valid_stctl(union scsw *scsw);
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int scsw_is_valid_dstat(union scsw *scsw);
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int scsw_is_valid_cstat(union scsw *scsw);
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int scsw_cmd_is_valid_key(union scsw *scsw);
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int scsw_cmd_is_valid_sctl(union scsw *scsw);
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int scsw_cmd_is_valid_eswf(union scsw *scsw);
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int scsw_cmd_is_valid_cc(union scsw *scsw);
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int scsw_cmd_is_valid_fmt(union scsw *scsw);
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int scsw_cmd_is_valid_pfch(union scsw *scsw);
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int scsw_cmd_is_valid_isic(union scsw *scsw);
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int scsw_cmd_is_valid_alcc(union scsw *scsw);
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int scsw_cmd_is_valid_ssi(union scsw *scsw);
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int scsw_cmd_is_valid_zcc(union scsw *scsw);
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int scsw_cmd_is_valid_ectl(union scsw *scsw);
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int scsw_cmd_is_valid_pno(union scsw *scsw);
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int scsw_cmd_is_valid_fctl(union scsw *scsw);
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int scsw_cmd_is_valid_actl(union scsw *scsw);
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int scsw_cmd_is_valid_stctl(union scsw *scsw);
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int scsw_cmd_is_valid_dstat(union scsw *scsw);
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int scsw_cmd_is_valid_cstat(union scsw *scsw);
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int scsw_cmd_is_solicited(union scsw *scsw);
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int scsw_tm_is_valid_key(union scsw *scsw);
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int scsw_tm_is_valid_eswf(union scsw *scsw);
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int scsw_tm_is_valid_cc(union scsw *scsw);
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int scsw_tm_is_valid_fmt(union scsw *scsw);
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int scsw_tm_is_valid_x(union scsw *scsw);
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int scsw_tm_is_valid_q(union scsw *scsw);
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int scsw_tm_is_valid_ectl(union scsw *scsw);
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int scsw_tm_is_valid_pno(union scsw *scsw);
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int scsw_tm_is_valid_fctl(union scsw *scsw);
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int scsw_tm_is_valid_actl(union scsw *scsw);
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int scsw_tm_is_valid_stctl(union scsw *scsw);
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int scsw_tm_is_valid_dstat(union scsw *scsw);
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int scsw_tm_is_valid_cstat(union scsw *scsw);
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int scsw_tm_is_valid_fcxs(union scsw *scsw);
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int scsw_tm_is_valid_schxs(union scsw *scsw);
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int scsw_tm_is_solicited(union scsw *scsw);
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#define SCSW_FCTL_CLEAR_FUNC 0x1
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#define SCSW_FCTL_HALT_FUNC 0x2
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#define SCSW_FCTL_START_FUNC 0x4
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#define SCSW_ACTL_SUSPENDED 0x1
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#define SCSW_ACTL_DEVACT 0x2
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#define SCSW_ACTL_SCHACT 0x4
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#define SCSW_ACTL_CLEAR_PEND 0x8
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#define SCSW_ACTL_HALT_PEND 0x10
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#define SCSW_ACTL_START_PEND 0x20
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#define SCSW_ACTL_RESUME_PEND 0x40
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#define SCSW_STCTL_STATUS_PEND 0x1
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#define SCSW_STCTL_SEC_STATUS 0x2
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#define SCSW_STCTL_PRIM_STATUS 0x4
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#define SCSW_STCTL_INTER_STATUS 0x8
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#define SCSW_STCTL_ALERT_STATUS 0x10
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#define DEV_STAT_ATTENTION 0x80
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#define DEV_STAT_STAT_MOD 0x40
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#define DEV_STAT_CU_END 0x20
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#define DEV_STAT_BUSY 0x10
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#define DEV_STAT_CHN_END 0x08
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#define DEV_STAT_DEV_END 0x04
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#define DEV_STAT_UNIT_CHECK 0x02
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#define DEV_STAT_UNIT_EXCEP 0x01
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#define SCHN_STAT_PCI 0x80
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#define SCHN_STAT_INCORR_LEN 0x40
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#define SCHN_STAT_PROG_CHECK 0x20
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#define SCHN_STAT_PROT_CHECK 0x10
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#define SCHN_STAT_CHN_DATA_CHK 0x08
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#define SCHN_STAT_CHN_CTRL_CHK 0x04
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#define SCHN_STAT_INTF_CTRL_CHK 0x02
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#define SCHN_STAT_CHAIN_CHECK 0x01
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/*
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* architectured values for first sense byte
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*/
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#define SNS0_CMD_REJECT 0x80
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#define SNS_CMD_REJECT SNS0_CMD_REJEC
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#define SNS0_INTERVENTION_REQ 0x40
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#define SNS0_BUS_OUT_CHECK 0x20
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#define SNS0_EQUIPMENT_CHECK 0x10
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#define SNS0_DATA_CHECK 0x08
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#define SNS0_OVERRUN 0x04
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#define SNS0_INCOMPL_DOMAIN 0x01
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/*
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* architectured values for second sense byte
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*/
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#define SNS1_PERM_ERR 0x80
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#define SNS1_INV_TRACK_FORMAT 0x40
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#define SNS1_EOC 0x20
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#define SNS1_MESSAGE_TO_OPER 0x10
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#define SNS1_NO_REC_FOUND 0x08
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#define SNS1_FILE_PROTECTED 0x04
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#define SNS1_WRITE_INHIBITED 0x02
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#define SNS1_INPRECISE_END 0x01
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/*
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* architectured values for third sense byte
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*/
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#define SNS2_REQ_INH_WRITE 0x80
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#define SNS2_CORRECTABLE 0x40
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#define SNS2_FIRST_LOG_ERR 0x20
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#define SNS2_ENV_DATA_PRESENT 0x10
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#define SNS2_INPRECISE_END 0x04
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#include <asm/scsw.h>
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/**
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* struct ccw1 - channel command word
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