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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */2/* atmdev.h - ATM device driver declarations and various related items */3 4/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */5 6 7#ifndef _UAPILINUX_ATMDEV_H8#define _UAPILINUX_ATMDEV_H9 10 11#include <linux/atmapi.h>12#include <linux/atm.h>13#include <linux/atmioc.h>14 15 16#define ESI_LEN 617 18#define ATM_OC3_PCR (155520000/270*260/8/53)19 /* OC3 link rate: 155520000 bps20 SONET overhead: /270*260 (9 section, 1 path)21 bits per cell: /8/5322 max cell rate: 353207.547 cells/sec */23#define ATM_25_PCR ((25600000/8-8000)/54)24 /* 25 Mbps ATM cell rate (59111) */25#define ATM_OC12_PCR (622080000/1080*1040/8/53)26 /* OC12 link rate: 622080000 bps27 SONET overhead: /1080*104028 bits per cell: /8/5329 max cell rate: 1412830.188 cells/sec */30#define ATM_DS3_PCR (8000*12)31 /* DS3: 12 cells in a 125 usec time slot */32 33 34#define __AAL_STAT_ITEMS \35 __HANDLE_ITEM(tx); /* TX okay */ \36 __HANDLE_ITEM(tx_err); /* TX errors */ \37 __HANDLE_ITEM(rx); /* RX okay */ \38 __HANDLE_ITEM(rx_err); /* RX errors */ \39 __HANDLE_ITEM(rx_drop); /* RX out of memory */40 41struct atm_aal_stats {42#define __HANDLE_ITEM(i) int i43 __AAL_STAT_ITEMS44#undef __HANDLE_ITEM45};46 47 48struct atm_dev_stats {49 struct atm_aal_stats aal0;50 struct atm_aal_stats aal34;51 struct atm_aal_stats aal5;52} __ATM_API_ALIGN;53 54 55#define ATM_GETLINKRATE _IOW('a',ATMIOC_ITF+1,struct atmif_sioc)56 /* get link rate */57#define ATM_GETNAMES _IOW('a',ATMIOC_ITF+3,struct atm_iobuf)58 /* get interface names (numbers) */59#define ATM_GETTYPE _IOW('a',ATMIOC_ITF+4,struct atmif_sioc)60 /* get interface type name */61#define ATM_GETESI _IOW('a',ATMIOC_ITF+5,struct atmif_sioc)62 /* get interface ESI */63#define ATM_GETADDR _IOW('a',ATMIOC_ITF+6,struct atmif_sioc)64 /* get itf's local ATM addr. list */65#define ATM_RSTADDR _IOW('a',ATMIOC_ITF+7,struct atmif_sioc)66 /* reset itf's ATM address list */67#define ATM_ADDADDR _IOW('a',ATMIOC_ITF+8,struct atmif_sioc)68 /* add a local ATM address */69#define ATM_DELADDR _IOW('a',ATMIOC_ITF+9,struct atmif_sioc)70 /* remove a local ATM address */71#define ATM_GETCIRANGE _IOW('a',ATMIOC_ITF+10,struct atmif_sioc)72 /* get connection identifier range */73#define ATM_SETCIRANGE _IOW('a',ATMIOC_ITF+11,struct atmif_sioc)74 /* set connection identifier range */75#define ATM_SETESI _IOW('a',ATMIOC_ITF+12,struct atmif_sioc)76 /* set interface ESI */77#define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc)78 /* force interface ESI */79#define ATM_ADDLECSADDR _IOW('a', ATMIOC_ITF+14, struct atmif_sioc)80 /* register a LECS address */81#define ATM_DELLECSADDR _IOW('a', ATMIOC_ITF+15, struct atmif_sioc)82 /* unregister a LECS address */83#define ATM_GETLECSADDR _IOW('a', ATMIOC_ITF+16, struct atmif_sioc)84 /* retrieve LECS address(es) */85 86#define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc)87 /* get AAL layer statistics */88#define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc)89 /* get AAL layer statistics and zero */90#define ATM_GETLOOP _IOW('a',ATMIOC_SARCOM+2,struct atmif_sioc)91 /* get loopback mode */92#define ATM_SETLOOP _IOW('a',ATMIOC_SARCOM+3,struct atmif_sioc)93 /* set loopback mode */94#define ATM_QUERYLOOP _IOW('a',ATMIOC_SARCOM+4,struct atmif_sioc)95 /* query supported loopback modes */96#define ATM_SETSC _IOW('a',ATMIOC_SPECIAL+1,int)97 /* enable or disable single-copy */98#define ATM_SETBACKEND _IOW('a',ATMIOC_SPECIAL+2,atm_backend_t)99 /* set backend handler */100#define ATM_NEWBACKENDIF _IOW('a',ATMIOC_SPECIAL+3,atm_backend_t)101 /* use backend to make new if */102#define ATM_ADDPARTY _IOW('a', ATMIOC_SPECIAL+4,struct atm_iobuf)103 /* add party to p2mp call */104#define ATM_DROPPARTY _IOW('a', ATMIOC_SPECIAL+5,int)105 /* drop party from p2mp call */106 107/*108 * These are backend handkers that can be set via the ATM_SETBACKEND call109 * above. In the future we may support dynamic loading of these - for now,110 * they're just being used to share the ATMIOC_BACKEND ioctls111 */112#define ATM_BACKEND_RAW 0 113#define ATM_BACKEND_PPP 1 /* PPPoATM - RFC2364 */114#define ATM_BACKEND_BR2684 2 /* Bridged RFC1483/2684 */115 116/* for ATM_GETTYPE */117#define ATM_ITFTYP_LEN 8 /* maximum length of interface type name */118 119/*120 * Loopback modes for ATM_{PHY,SAR}_{GET,SET}LOOP121 */122 123/* Point of loopback CPU-->SAR-->PHY-->line--> ... */124#define __ATM_LM_NONE 0 /* no loop back ^ ^ ^ ^ */125#define __ATM_LM_AAL 1 /* loop back PDUs --' | | | */126#define __ATM_LM_ATM 2 /* loop back ATM cells ---' | | */127/* RESERVED 4 loop back on PHY side ---' */128#define __ATM_LM_PHY 8 /* loop back bits (digital) ----' | */129#define __ATM_LM_ANALOG 16 /* loop back the analog signal --------' */130 131/* Direction of loopback */132#define __ATM_LM_MKLOC(n) ((n)) /* Local (i.e. loop TX to RX) */133#define __ATM_LM_MKRMT(n) ((n) << 8) /* Remote (i.e. loop RX to TX) */134 135#define __ATM_LM_XTLOC(n) ((n) & 0xff)136#define __ATM_LM_XTRMT(n) (((n) >> 8) & 0xff)137 138#define ATM_LM_NONE 0 /* no loopback */139 140#define ATM_LM_LOC_AAL __ATM_LM_MKLOC(__ATM_LM_AAL)141#define ATM_LM_LOC_ATM __ATM_LM_MKLOC(__ATM_LM_ATM)142#define ATM_LM_LOC_PHY __ATM_LM_MKLOC(__ATM_LM_PHY)143#define ATM_LM_LOC_ANALOG __ATM_LM_MKLOC(__ATM_LM_ANALOG)144 145#define ATM_LM_RMT_AAL __ATM_LM_MKRMT(__ATM_LM_AAL)146#define ATM_LM_RMT_ATM __ATM_LM_MKRMT(__ATM_LM_ATM)147#define ATM_LM_RMT_PHY __ATM_LM_MKRMT(__ATM_LM_PHY)148#define ATM_LM_RMT_ANALOG __ATM_LM_MKRMT(__ATM_LM_ANALOG)149 150/*151 * Note: ATM_LM_LOC_* and ATM_LM_RMT_* can be combined, provided that152 * __ATM_LM_XTLOC(x) <= __ATM_LM_XTRMT(x)153 */154 155 156struct atm_iobuf {157 int length;158 void __user *buffer;159};160 161/* for ATM_GETCIRANGE / ATM_SETCIRANGE */162 163#define ATM_CI_MAX -1 /* use maximum range of VPI/VCI */164 165struct atm_cirange {166 signed char vpi_bits; /* 1..8, ATM_CI_MAX (-1) for maximum */167 signed char vci_bits; /* 1..16, ATM_CI_MAX (-1) for maximum */168};169 170/* for ATM_SETSC; actually taken from the ATM_VF number space */171 172#define ATM_SC_RX 1024 /* enable RX single-copy */173#define ATM_SC_TX 2048 /* enable TX single-copy */174 175#define ATM_BACKLOG_DEFAULT 32 /* if we get more, we're likely to time out176 anyway */177 178/* MF: change_qos (Modify) flags */179 180#define ATM_MF_IMMED 1 /* Block until change is effective */181#define ATM_MF_INC_RSV 2 /* Change reservation on increase */182#define ATM_MF_INC_SHP 4 /* Change shaping on increase */183#define ATM_MF_DEC_RSV 8 /* Change reservation on decrease */184#define ATM_MF_DEC_SHP 16 /* Change shaping on decrease */185#define ATM_MF_BWD 32 /* Set the backward direction parameters */186 187#define ATM_MF_SET (ATM_MF_INC_RSV | ATM_MF_INC_SHP | ATM_MF_DEC_RSV | \188 ATM_MF_DEC_SHP | ATM_MF_BWD)189 190/*191 * ATM_VS_* are used to express VC state in a human-friendly way.192 */193 194#define ATM_VS_IDLE 0 /* VC is not used */195#define ATM_VS_CONNECTED 1 /* VC is connected */196#define ATM_VS_CLOSING 2 /* VC is closing */197#define ATM_VS_LISTEN 3 /* VC is listening for incoming setups */198#define ATM_VS_INUSE 4 /* VC is in use (registered with atmsigd) */199#define ATM_VS_BOUND 5 /* VC is bound */200 201#define ATM_VS2TXT_MAP \202 "IDLE", "CONNECTED", "CLOSING", "LISTEN", "INUSE", "BOUND"203 204#define ATM_VF2TXT_MAP \205 "ADDR", "READY", "PARTIAL", "REGIS", \206 "RELEASED", "HASQOS", "LISTEN", "META", \207 "256", "512", "1024", "2048", \208 "SESSION", "HASSAP", "BOUND", "CLOSE"209 210 211 212#endif /* _UAPILINUX_ATMDEV_H */213