/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* atmdev.h - ATM device driver declarations and various related items */ /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */ #ifndef LINUX_ATMDEV_H #define LINUX_ATMDEV_H #include <linux/atmapi.h> #include <linux/atm.h> #include <linux/atmioc.h> #define ESI_LEN 6 #define ATM_OC3_PCR (155520000/270*260/8/53) /* OC3 link rate: 155520000 bps SONET overhead: /270*260 (9 section, 1 path) bits per cell: /8/53 max cell rate: 353207.547 cells/sec */ #define ATM_25_PCR ((25600000/8-8000)/54) /* 25 Mbps ATM cell rate (59111) */ #define ATM_OC12_PCR (622080000/1080*1040/8/53) /* OC12 link rate: 622080000 bps SONET overhead: /1080*1040 bits per cell: /8/53 max cell rate: 1412830.188 cells/sec */ #define ATM_DS3_PCR (8000*12) /* DS3: 12 cells in a 125 usec time slot */ #define __AAL_STAT_ITEMS \ __HANDLE_ITEM(tx); /* TX okay */ \ __HANDLE_ITEM(tx_err); /* TX errors */ \ __HANDLE_ITEM(rx); /* RX okay */ \ __HANDLE_ITEM(rx_err); /* RX errors */ \ __HANDLE_ITEM(rx_drop); /* RX out of memory */ struct atm_aal_stats { #define __HANDLE_ITEM(i) int i __AAL_STAT_ITEMS #undef __HANDLE_ITEM }; struct atm_dev_stats { struct atm_aal_stats aal0; struct atm_aal_stats aal34; struct atm_aal_stats aal5; } __ATM_API_ALIGN; #define ATM_GETLINKRATE _IOW('a',ATMIOC_ITF+1,struct atmif_sioc) /* get link rate */ #define ATM_GETNAMES _IOW('a',ATMIOC_ITF+3,struct atm_iobuf) /* get interface names (numbers) */ #define ATM_GETTYPE _IOW('a',ATMIOC_ITF+4,struct atmif_sioc) /* get interface type name */ #define ATM_GETESI _IOW('a',ATMIOC_ITF+5,struct atmif_sioc) /* get interface ESI */ #define ATM_GETADDR _IOW('a',ATMIOC_ITF+6,struct atmif_sioc) /* get itf's local ATM addr. list */ #define ATM_RSTADDR _IOW('a',ATMIOC_ITF+7,struct atmif_sioc) /* reset itf's ATM address list */ #define ATM_ADDADDR _IOW('a',ATMIOC_ITF+8,struct atmif_sioc) /* add a local ATM address */ #define ATM_DELADDR _IOW('a',ATMIOC_ITF+9,struct atmif_sioc) /* remove a local ATM address */ #define ATM_GETCIRANGE _IOW('a',ATMIOC_ITF+10,struct atmif_sioc) /* get connection identifier range */ #define ATM_SETCIRANGE _IOW('a',ATMIOC_ITF+11,struct atmif_sioc) /* set connection identifier range */ #define ATM_SETESI _IOW('a',ATMIOC_ITF+12,struct atmif_sioc) /* set interface ESI */ #define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc) /* force interface ESI */ #define ATM_ADDLECSADDR _IOW('a', ATMIOC_ITF+14, struct atmif_sioc) /* register a LECS address */ #define ATM_DELLECSADDR _IOW('a', ATMIOC_ITF+15, struct atmif_sioc) /* unregister a LECS address */ #define ATM_GETLECSADDR _IOW('a', ATMIOC_ITF+16, struct atmif_sioc) /* retrieve LECS address(es) */ #define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc) /* get AAL layer statistics */ #define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc) /* get AAL layer statistics and zero */ #define ATM_GETLOOP _IOW('a',ATMIOC_SARCOM+2,struct atmif_sioc) /* get loopback mode */ #define ATM_SETLOOP _IOW('a',ATMIOC_SARCOM+3,struct atmif_sioc) /* set loopback mode */ #define ATM_QUERYLOOP _IOW('a',ATMIOC_SARCOM+4,struct atmif_sioc) /* query supported loopback modes */ #define ATM_SETSC _IOW('a',ATMIOC_SPECIAL+1,int) /* enable or disable single-copy */ #define ATM_SETBACKEND _IOW('a',ATMIOC_SPECIAL+2,atm_backend_t) /* set backend handler */ #define ATM_NEWBACKENDIF _IOW('a',ATMIOC_SPECIAL+3,atm_backend_t) /* use backend to make new if */ #define ATM_ADDPARTY _IOW('a', ATMIOC_SPECIAL+4,struct atm_iobuf) /* add party to p2mp call */ #ifdef CONFIG_COMPAT /* It actually takes struct sockaddr_atmsvc, not struct atm_iobuf */ #define COMPAT_ATM_ADDPARTY _IOW('a', ATMIOC_SPECIAL+4,struct compat_atm_iobuf) #endif #define ATM_DROPPARTY _IOW('a', ATMIOC_SPECIAL+5,int) /* drop party from p2mp call */ /* * These are backend handkers that can be set via the ATM_SETBACKEND call * above. In the future we may support dynamic loading of these - for now, * they're just being used to share the ATMIOC_BACKEND ioctls */ #define ATM_BACKEND_RAW 0 #define ATM_BACKEND_PPP 1 /* PPPoATM - RFC2364 */ #define ATM_BACKEND_BR2684 2 /* Bridged RFC1483/2684 */ /* for ATM_GETTYPE */ #define ATM_ITFTYP_LEN 8 /* maximum length of interface type name */ /* * Loopback modes for ATM_{PHY,SAR}_{GET,SET}LOOP */ /* Point of loopback CPU-->SAR-->PHY-->line--> ... */ #define __ATM_LM_NONE 0 /* no loop back ^ ^ ^ ^ */ #define __ATM_LM_AAL 1 /* loop back PDUs --' | | | */ #define __ATM_LM_ATM 2 /* loop back ATM cells ---' | | */ /* RESERVED 4 loop back on PHY side ---' */ #define __ATM_LM_PHY 8 /* loop back bits (digital) ----' | */ #define __ATM_LM_ANALOG 16 /* loop back the analog signal --------' */ /* Direction of loopback */ #define __ATM_LM_MKLOC(n) ((n)) /* Local (i.e. loop TX to RX) */ #define __ATM_LM_MKRMT(n) ((n) << 8) /* Remote (i.e. loop RX to TX) */ #define __ATM_LM_XTLOC(n) ((n) & 0xff) #define __ATM_LM_XTRMT(n) (((n) >> 8) & 0xff) #define ATM_LM_NONE 0 /* no loopback */ #define ATM_LM_LOC_AAL __ATM_LM_MKLOC(__ATM_LM_AAL) #define ATM_LM_LOC_ATM __ATM_LM_MKLOC(__ATM_LM_ATM) #define ATM_LM_LOC_PHY __ATM_LM_MKLOC(__ATM_LM_PHY) #define ATM_LM_LOC_ANALOG __ATM_LM_MKLOC(__ATM_LM_ANALOG) #define ATM_LM_RMT_AAL __ATM_LM_MKRMT(__ATM_LM_AAL) #define ATM_LM_RMT_ATM __ATM_LM_MKRMT(__ATM_LM_ATM) #define ATM_LM_RMT_PHY __ATM_LM_MKRMT(__ATM_LM_PHY) #define ATM_LM_RMT_ANALOG __ATM_LM_MKRMT(__ATM_LM_ANALOG) /* * Note: ATM_LM_LOC_* and ATM_LM_RMT_* can be combined, provided that * __ATM_LM_XTLOC(x) <= __ATM_LM_XTRMT(x) */ struct atm_iobuf { int length; void *buffer; }; /* for ATM_GETCIRANGE / ATM_SETCIRANGE */ #define ATM_CI_MAX -1 /* use maximum range of VPI/VCI */ struct atm_cirange { signed char vpi_bits; /* 1..8, ATM_CI_MAX (-1) for maximum */ signed char vci_bits; /* 1..16, ATM_CI_MAX (-1) for maximum */ }; /* for ATM_SETSC; actually taken from the ATM_VF number space */ #define ATM_SC_RX 1024 /* enable RX single-copy */ #define ATM_SC_TX 2048 /* enable TX single-copy */ #define ATM_BACKLOG_DEFAULT 32 /* if we get more, we're likely to time out anyway */ /* MF: change_qos (Modify) flags */ #define ATM_MF_IMMED 1 /* Block until change is effective */ #define ATM_MF_INC_RSV 2 /* Change reservation on increase */ #define ATM_MF_INC_SHP 4 /* Change shaping on increase */ #define ATM_MF_DEC_RSV 8 /* Change reservation on decrease */ #define ATM_MF_DEC_SHP 16 /* Change shaping on decrease */ #define ATM_MF_BWD 32 /* Set the backward direction parameters */ #define ATM_MF_SET (ATM_MF_INC_RSV | ATM_MF_INC_SHP | ATM_MF_DEC_RSV | \ ATM_MF_DEC_SHP | ATM_MF_BWD) /* * ATM_VS_* are used to express VC state in a human-friendly way. */ #define ATM_VS_IDLE 0 /* VC is not used */ #define ATM_VS_CONNECTED 1 /* VC is connected */ #define ATM_VS_CLOSING 2 /* VC is closing */ #define ATM_VS_LISTEN 3 /* VC is listening for incoming setups */ #define ATM_VS_INUSE 4 /* VC is in use (registered with atmsigd) */ #define ATM_VS_BOUND 5 /* VC is bound */ #define ATM_VS2TXT_MAP \ "IDLE", "CONNECTED", "CLOSING", "LISTEN", "INUSE", "BOUND" #define ATM_VF2TXT_MAP \ "ADDR", "READY", "PARTIAL", "REGIS", \ "RELEASED", "HASQOS", "LISTEN", "META", \ "256", "512", "1024", "2048", \ "SESSION", "HASSAP", "BOUND", "CLOSE" #endif /* LINUX_ATMDEV_H */