This source file includes following definitions.
- convert_error
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11 #ifndef _ZCRYPT_ERROR_H_
12 #define _ZCRYPT_ERROR_H_
13
14 #include <linux/atomic.h>
15 #include "zcrypt_debug.h"
16 #include "zcrypt_api.h"
17 #include "zcrypt_msgtype6.h"
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33 struct error_hdr {
34 unsigned char reserved1;
35 unsigned char type;
36 unsigned char reserved2[2];
37 unsigned char reply_code;
38 unsigned char reserved3[3];
39 };
40
41 #define TYPE82_RSP_CODE 0x82
42 #define TYPE88_RSP_CODE 0x88
43
44 #define REP82_ERROR_MACHINE_FAILURE 0x10
45 #define REP82_ERROR_PREEMPT_FAILURE 0x12
46 #define REP82_ERROR_CHECKPT_FAILURE 0x14
47 #define REP82_ERROR_MESSAGE_TYPE 0x20
48 #define REP82_ERROR_INVALID_COMM_CD 0x21
49 #define REP82_ERROR_INVALID_MSG_LEN 0x23
50 #define REP82_ERROR_RESERVD_FIELD 0x24
51 #define REP82_ERROR_FORMAT_FIELD 0x29
52 #define REP82_ERROR_INVALID_COMMAND 0x30
53 #define REP82_ERROR_MALFORMED_MSG 0x40
54 #define REP82_ERROR_INVALID_SPECIAL_CMD 0x41
55 #define REP82_ERROR_INVALID_DOMAIN_PRECHECK 0x42
56 #define REP82_ERROR_RESERVED_FIELDO 0x50
57 #define REP82_ERROR_WORD_ALIGNMENT 0x60
58 #define REP82_ERROR_MESSAGE_LENGTH 0x80
59 #define REP82_ERROR_OPERAND_INVALID 0x82
60 #define REP82_ERROR_OPERAND_SIZE 0x84
61 #define REP82_ERROR_EVEN_MOD_IN_OPND 0x85
62 #define REP82_ERROR_RESERVED_FIELD 0x88
63 #define REP82_ERROR_INVALID_DOMAIN_PENDING 0x8A
64 #define REP82_ERROR_FILTERED_BY_HYPERVISOR 0x8B
65 #define REP82_ERROR_TRANSPORT_FAIL 0x90
66 #define REP82_ERROR_PACKET_TRUNCATED 0xA0
67 #define REP82_ERROR_ZERO_BUFFER_LEN 0xB0
68
69 #define REP88_ERROR_MODULE_FAILURE 0x10
70
71 #define REP88_ERROR_MESSAGE_TYPE 0x20
72 #define REP88_ERROR_MESSAGE_MALFORMD 0x22
73 #define REP88_ERROR_MESSAGE_LENGTH 0x23
74 #define REP88_ERROR_RESERVED_FIELD 0x24
75 #define REP88_ERROR_KEY_TYPE 0x34
76 #define REP88_ERROR_INVALID_KEY 0x82
77 #define REP88_ERROR_OPERAND 0x84
78 #define REP88_ERROR_OPERAND_EVEN_MOD 0x85
79
80 static inline int convert_error(struct zcrypt_queue *zq,
81 struct ap_message *reply)
82 {
83 struct error_hdr *ehdr = reply->message;
84 int card = AP_QID_CARD(zq->queue->qid);
85 int queue = AP_QID_QUEUE(zq->queue->qid);
86
87 switch (ehdr->reply_code) {
88 case REP82_ERROR_OPERAND_INVALID:
89 case REP82_ERROR_OPERAND_SIZE:
90 case REP82_ERROR_EVEN_MOD_IN_OPND:
91 case REP88_ERROR_MESSAGE_MALFORMD:
92 case REP82_ERROR_INVALID_DOMAIN_PRECHECK:
93 case REP82_ERROR_INVALID_DOMAIN_PENDING:
94 case REP82_ERROR_INVALID_SPECIAL_CMD:
95 case REP82_ERROR_FILTERED_BY_HYPERVISOR:
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100 ZCRYPT_DBF(DBF_WARN,
101 "device=%02x.%04x reply=0x%02x => rc=EINVAL\n",
102 card, queue, ehdr->reply_code);
103 return -EINVAL;
104 case REP82_ERROR_MESSAGE_TYPE:
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111 atomic_set(&zcrypt_rescan_req, 1);
112 zq->online = 0;
113 pr_err("Cryptographic device %02x.%04x failed and was set offline\n",
114 card, queue);
115 ZCRYPT_DBF(DBF_ERR,
116 "device=%02x.%04x reply=0x%02x => online=0 rc=EAGAIN\n",
117 card, queue, ehdr->reply_code);
118 return -EAGAIN;
119 case REP82_ERROR_TRANSPORT_FAIL:
120
121 atomic_set(&zcrypt_rescan_req, 1);
122 zq->online = 0;
123 pr_err("Cryptographic device %02x.%04x failed and was set offline\n",
124 card, queue);
125
126 if (ehdr->type == TYPE86_RSP_CODE) {
127 struct {
128 struct type86_hdr hdr;
129 struct type86_fmt2_ext fmt2;
130 } __packed * head = reply->message;
131 unsigned int apfs = *((u32 *)head->fmt2.apfs);
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133 ZCRYPT_DBF(DBF_ERR,
134 "device=%02x.%04x reply=0x%02x apfs=0x%x => online=0 rc=EAGAIN\n",
135 card, queue, apfs, ehdr->reply_code);
136 } else
137 ZCRYPT_DBF(DBF_ERR,
138 "device=%02x.%04x reply=0x%02x => online=0 rc=EAGAIN\n",
139 card, queue, ehdr->reply_code);
140 return -EAGAIN;
141 case REP82_ERROR_MACHINE_FAILURE:
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144 atomic_set(&zcrypt_rescan_req, 1);
145 zq->online = 0;
146 pr_err("Cryptographic device %02x.%04x failed and was set offline\n",
147 card, queue);
148 ZCRYPT_DBF(DBF_ERR,
149 "device=%02x.%04x reply=0x%02x => online=0 rc=EAGAIN\n",
150 card, queue, ehdr->reply_code);
151 return -EAGAIN;
152 default:
153 zq->online = 0;
154 pr_err("Cryptographic device %02x.%04x failed and was set offline\n",
155 card, queue);
156 ZCRYPT_DBF(DBF_ERR,
157 "device=%02x.%04x reply=0x%02x => online=0 rc=EAGAIN\n",
158 card, queue, ehdr->reply_code);
159 return -EAGAIN;
160 }
161 }
162
163 #endif