Commit | Line | Data |
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cbf031f4 NB |
1 | #define XCOPY_TARGET_DESC_LEN 32 |
2 | #define XCOPY_SEGMENT_DESC_LEN 28 | |
3 | #define XCOPY_NAA_IEEE_REGEX_LEN 16 | |
4 | #define XCOPY_MAX_SECTORS 1024 | |
5 | ||
6 | enum xcopy_origin_list { | |
7 | XCOL_SOURCE_RECV_OP = 0x01, | |
8 | XCOL_DEST_RECV_OP = 0x02, | |
9 | }; | |
10 | ||
11 | struct xcopy_pt_cmd; | |
12 | ||
13 | struct xcopy_op { | |
14 | int op_origin; | |
15 | ||
16 | struct se_cmd *xop_se_cmd; | |
17 | struct se_device *src_dev; | |
18 | unsigned char src_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; | |
19 | struct se_device *dst_dev; | |
20 | unsigned char dst_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; | |
21 | unsigned char local_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; | |
22 | ||
23 | sector_t src_lba; | |
24 | sector_t dst_lba; | |
25 | unsigned short stdi; | |
26 | unsigned short dtdi; | |
27 | unsigned short nolb; | |
28 | unsigned int dbl; | |
29 | ||
30 | struct xcopy_pt_cmd *src_pt_cmd; | |
31 | struct xcopy_pt_cmd *dst_pt_cmd; | |
32 | ||
33 | u32 xop_data_nents; | |
34 | struct scatterlist *xop_data_sg; | |
35 | struct work_struct xop_work; | |
36 | }; | |
37 | ||
38 | /* | |
39 | * Receive Copy Results Sevice Actions | |
40 | */ | |
41 | #define RCR_SA_COPY_STATUS 0x00 | |
42 | #define RCR_SA_RECEIVE_DATA 0x01 | |
43 | #define RCR_SA_OPERATING_PARAMETERS 0x03 | |
44 | #define RCR_SA_FAILED_SEGMENT_DETAILS 0x04 | |
45 | ||
46 | /* | |
47 | * Receive Copy Results defs for Operating Parameters | |
48 | */ | |
49 | #define RCR_OP_MAX_TARGET_DESC_COUNT 0x2 | |
50 | #define RCR_OP_MAX_SG_DESC_COUNT 0x1 | |
51 | #define RCR_OP_MAX_DESC_LIST_LEN 1024 | |
52 | #define RCR_OP_MAX_SEGMENT_LEN 268435456 /* 256 MB */ | |
53 | #define RCR_OP_TOTAL_CONCURR_COPIES 0x1 /* Must be <= 16384 */ | |
54 | #define RCR_OP_MAX_CONCURR_COPIES 0x1 /* Must be <= 255 */ | |
55 | #define RCR_OP_DATA_SEG_GRAN_LOG2 9 /* 512 bytes in log 2 */ | |
56 | #define RCR_OP_INLINE_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ | |
57 | #define RCR_OP_HELD_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ | |
58 | ||
59 | extern int target_xcopy_setup_pt(void); | |
60 | extern void target_xcopy_release_pt(void); | |
61 | extern sense_reason_t target_do_xcopy(struct se_cmd *); | |
62 | extern sense_reason_t target_do_receive_copy_results(struct se_cmd *); |