1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (c) 2019 HiSilicon Limited. */ 3 #ifndef HISI_ZIP_H 4 #define HISI_ZIP_H 5 6 #undef pr_fmt 7 #define pr_fmt(fmt) "hisi_zip: " fmt 8 9 #include <linux/list.h> 10 #include "../qm.h" 11 12 enum hisi_zip_error_type { 13 /* negative compression */ 14 HZIP_NC_ERR = 0x0d, 15 }; 16 17 struct hisi_zip_dfx { 18 atomic64_t send_cnt; 19 atomic64_t recv_cnt; 20 atomic64_t send_busy_cnt; 21 atomic64_t err_bd_cnt; 22 }; 23 24 struct hisi_zip_ctrl; 25 26 struct hisi_zip { 27 struct hisi_qm qm; 28 struct hisi_zip_ctrl *ctrl; 29 struct hisi_zip_dfx dfx; 30 }; 31 32 struct hisi_zip_sqe { 33 u32 consumed; 34 u32 produced; 35 u32 comp_data_length; 36 /* 37 * status: 0~7 bits 38 * rsvd: 8~31 bits 39 */ 40 u32 dw3; 41 u32 input_data_length; 42 u32 dw5; 43 u32 dw6; 44 /* 45 * in_sge_data_offset: 0~23 bits 46 * rsvd: 24~27 bits 47 * sqe_type: 29~31 bits 48 */ 49 u32 dw7; 50 /* 51 * out_sge_data_offset: 0~23 bits 52 * rsvd: 24~31 bits 53 */ 54 u32 dw8; 55 /* 56 * request_type: 0~7 bits 57 * buffer_type: 8~11 bits 58 * rsvd: 13~31 bits 59 */ 60 u32 dw9; 61 u32 dw10; 62 u32 dw11; 63 u32 dw12; 64 /* tag: in sqe type 0 */ 65 u32 dw13; 66 u32 dest_avail_out; 67 u32 dw15; 68 u32 dw16; 69 u32 dw17; 70 u32 source_addr_l; 71 u32 source_addr_h; 72 u32 dest_addr_l; 73 u32 dest_addr_h; 74 u32 dw22; 75 u32 dw23; 76 u32 dw24; 77 u32 dw25; 78 /* tag: in sqe type 3 */ 79 u32 dw26; 80 u32 dw27; 81 u32 rsvd1[4]; 82 }; 83 84 int zip_create_qps(struct hisi_qp **qps, int ctx_num, int node); 85 int hisi_zip_register_to_crypto(struct hisi_qm *qm); 86 void hisi_zip_unregister_from_crypto(struct hisi_qm *qm); 87 #endif 88