diff options
Diffstat (limited to 'arch/s390/include/uapi/asm/zcrypt.h')
| -rw-r--r-- | arch/s390/include/uapi/asm/zcrypt.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/s390/include/uapi/asm/zcrypt.h b/arch/s390/include/uapi/asm/zcrypt.h index f2b18eacaca8..a777f87ef889 100644 --- a/arch/s390/include/uapi/asm/zcrypt.h +++ b/arch/s390/include/uapi/asm/zcrypt.h @@ -215,6 +215,42 @@ struct ep11_urb { uint64_t resp; } __attribute__((packed)); +/** + * struct zcrypt_device_status + * @hwtype: raw hardware type + * @qid: 6 bit device index, 8 bit domain + * @functions: AP device function bit field 'abcdef' + * a, b, c = reserved + * d = CCA coprocessor + * e = Accelerator + * f = EP11 coprocessor + * @online online status + * @reserved reserved + */ +struct zcrypt_device_status { + unsigned int hwtype:8; + unsigned int qid:14; + unsigned int online:1; + unsigned int functions:6; + unsigned int reserved:3; +}; + +#define MAX_ZDEV_CARDIDS 64 +#define MAX_ZDEV_DOMAINS 256 + +/** + * Maximum number of zcrypt devices + */ +#define MAX_ZDEV_ENTRIES (MAX_ZDEV_CARDIDS * MAX_ZDEV_DOMAINS) + +/** + * zcrypt_device_matrix + * Device matrix of all zcrypt devices + */ +struct zcrypt_device_matrix { + struct zcrypt_device_status device[MAX_ZDEV_ENTRIES]; +}; + #define AUTOSELECT ((unsigned int)0xFFFFFFFF) #define ZCRYPT_IOCTL_MAGIC 'z' @@ -321,6 +357,7 @@ struct ep11_urb { #define ICARSACRT _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x06, 0) #define ZSECSENDCPRB _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x81, 0) #define ZSENDEP11CPRB _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x04, 0) +#define ZDEVICESTATUS _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x4f, 0) /* New status calls */ #define Z90STAT_TOTALCOUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x40, int) |
