diff options
Diffstat (limited to 'drivers/crypto/hisilicon/sec2/sec.h')
| -rw-r--r-- | drivers/crypto/hisilicon/sec2/sec.h | 166 |
1 files changed, 139 insertions, 27 deletions
diff --git a/drivers/crypto/hisilicon/sec2/sec.h b/drivers/crypto/hisilicon/sec2/sec.h index 7b64aca704d6..81d0beda93b2 100644 --- a/drivers/crypto/hisilicon/sec2/sec.h +++ b/drivers/crypto/hisilicon/sec2/sec.h @@ -4,25 +4,64 @@ #ifndef __HISI_SEC_V2_H #define __HISI_SEC_V2_H -#include <linux/list.h> - -#include "../qm.h" +#include <linux/hisi_acc_qm.h> #include "sec_crypto.h" +#define SEC_PBUF_SZ 512 +#define SEC_MAX_MAC_LEN 64 +#define SEC_IV_SIZE 24 +#define SEC_SGE_NR_NUM 4 +#define SEC_SGL_ALIGN_SIZE 64 + /* Algorithm resource per hardware SEC queue */ struct sec_alg_res { u8 *pbuf; dma_addr_t pbuf_dma; u8 *c_ivin; dma_addr_t c_ivin_dma; + u8 *a_ivin; + dma_addr_t a_ivin_dma; u8 *out_mac; dma_addr_t out_mac_dma; + u16 depth; +}; + +struct sec_hw_sge { + dma_addr_t buf; + void *page_ctrl; + __le32 len; + __le32 pad; + __le32 pad0; + __le32 pad1; +}; + +struct sec_hw_sgl { + dma_addr_t next_dma; + __le16 entry_sum_in_chain; + __le16 entry_sum_in_sgl; + __le16 entry_length_in_sgl; + __le16 pad0; + __le64 pad1[5]; + struct sec_hw_sgl *next; + struct sec_hw_sge sge_entries[SEC_SGE_NR_NUM]; +} __aligned(SEC_SGL_ALIGN_SIZE); + +struct sec_src_dst_buf { + struct sec_hw_sgl in; + struct sec_hw_sgl out; +}; + +struct sec_request_buf { + union { + struct sec_src_dst_buf data_buf; + __u8 pbuf[SEC_PBUF_SZ]; + }; + dma_addr_t in_dma; + dma_addr_t out_dma; }; /* Cipher request of SEC private */ struct sec_cipher_req { - struct hisi_acc_hw_sgl *c_in; - dma_addr_t c_in_dma; struct hisi_acc_hw_sgl *c_out; dma_addr_t c_out_dma; u8 *c_ivin; @@ -30,29 +69,51 @@ struct sec_cipher_req { struct skcipher_request *sk_req; u32 c_len; bool encrypt; + __u8 c_ivin_buf[SEC_IV_SIZE]; }; struct sec_aead_req { u8 *out_mac; dma_addr_t out_mac_dma; + u8 *a_ivin; + dma_addr_t a_ivin_dma; struct aead_request *aead_req; + __u8 a_ivin_buf[SEC_IV_SIZE]; + __u8 out_mac_buf[SEC_MAX_MAC_LEN]; +}; + +struct sec_instance_backlog { + struct list_head list; + spinlock_t lock; }; /* SEC request of Crypto */ struct sec_req { - struct sec_sqe sec_sqe; + union { + struct sec_sqe sec_sqe; + struct sec_sqe3 sec_sqe3; + }; struct sec_ctx *ctx; struct sec_qp_ctx *qp_ctx; + /** + * Common parameter of the SEC request. + */ + struct hisi_acc_hw_sgl *in; + dma_addr_t in_dma; struct sec_cipher_req c_req; struct sec_aead_req aead_req; + struct crypto_async_request *base; int err_type; int req_id; + u32 flag; - /* Status of the SEC request */ - bool fake_busy; bool use_pbuf; + + struct list_head list; + struct sec_instance_backlog *backlog; + struct sec_request_buf buf; }; /** @@ -79,9 +140,9 @@ struct sec_auth_ctx { dma_addr_t a_key_dma; u8 *a_key; u8 a_key_len; - u8 mac_len; u8 a_alg; struct crypto_shash *hash_tfm; + struct crypto_aead *fallback_aead_tfm; }; /* SEC cipher context which cipher's relatives */ @@ -94,19 +155,25 @@ struct sec_cipher_ctx { u8 c_mode; u8 c_alg; u8 c_key_len; + + /* add software support */ + bool fallback; + struct crypto_sync_skcipher *fbtfm; }; /* SEC queue context which defines queue's relatives */ struct sec_qp_ctx { struct hisi_qp *qp; - struct sec_req *req_list[QM_Q_DEPTH]; + struct sec_req **req_list; struct idr req_idr; - struct sec_alg_res res[QM_Q_DEPTH]; + struct sec_alg_res *res; struct sec_ctx *ctx; - struct mutex req_lock; + spinlock_t req_lock; + spinlock_t id_lock; struct hisi_acc_sgl_pool *c_in_pool; struct hisi_acc_sgl_pool *c_out_pool; - atomic_t pending_reqs; + struct sec_instance_backlog backlog; + u16 send_head; }; enum sec_alg_type { @@ -124,29 +191,22 @@ struct sec_ctx { /* Half queues for encipher, and half for decipher */ u32 hlf_q_num; - /* Threshold for fake busy, trigger to return -EBUSY to user */ - u32 fake_req_limit; - - /* Currrent cyclic index to select a queue for encipher */ + /* Current cyclic index to select a queue for encipher */ atomic_t enc_qcyclic; - /* Currrent cyclic index to select a queue for decipher */ + /* Current cyclic index to select a queue for decipher */ atomic_t dec_qcyclic; enum sec_alg_type alg_type; bool pbuf_supported; struct sec_cipher_ctx c_ctx; struct sec_auth_ctx a_ctx; + u8 type_supported; + struct device *dev; }; -enum sec_endian { - SEC_LE = 0, - SEC_32BE, - SEC_64BE -}; enum sec_debug_file_index { - SEC_CURRENT_QM, SEC_CLEAR_ENABLE, SEC_DEBUG_FILE_NUM, }; @@ -161,6 +221,7 @@ struct sec_dfx { atomic64_t send_cnt; atomic64_t recv_cnt; atomic64_t send_busy_cnt; + atomic64_t recv_busy_cnt; atomic64_t err_bd_cnt; atomic64_t invalid_req_cnt; atomic64_t done_flag_cnt; @@ -176,11 +237,62 @@ struct sec_dev { struct sec_debug debug; u32 ctx_q_num; bool iommu_used; - unsigned long status; +}; + +enum sec_cap_type { + SEC_QM_NFE_MASK_CAP = 0x0, + SEC_QM_RESET_MASK_CAP, + SEC_QM_OOO_SHUTDOWN_MASK_CAP, + SEC_QM_CE_MASK_CAP, + SEC_NFE_MASK_CAP, + SEC_RESET_MASK_CAP, + SEC_OOO_SHUTDOWN_MASK_CAP, + SEC_CE_MASK_CAP, + SEC_CLUSTER_NUM_CAP, + SEC_CORE_TYPE_NUM_CAP, + SEC_CORE_NUM_CAP, + SEC_CORES_PER_CLUSTER_NUM_CAP, + SEC_CORE_ENABLE_BITMAP, + SEC_DRV_ALG_BITMAP_LOW, + SEC_DRV_ALG_BITMAP_HIGH, + SEC_DEV_ALG_BITMAP_LOW, + SEC_DEV_ALG_BITMAP_HIGH, + SEC_CORE1_ALG_BITMAP_LOW, + SEC_CORE1_ALG_BITMAP_HIGH, + SEC_CORE2_ALG_BITMAP_LOW, + SEC_CORE2_ALG_BITMAP_HIGH, + SEC_CORE3_ALG_BITMAP_LOW, + SEC_CORE3_ALG_BITMAP_HIGH, + SEC_CORE4_ALG_BITMAP_LOW, + SEC_CORE4_ALG_BITMAP_HIGH, +}; + +enum sec_cap_table_type { + QM_RAS_NFE_TYPE = 0x0, + QM_RAS_NFE_RESET, + QM_RAS_CE_TYPE, + SEC_RAS_NFE_TYPE, + SEC_RAS_NFE_RESET, + SEC_RAS_CE_TYPE, + SEC_CORE_INFO, + SEC_CORE_EN, + SEC_DRV_ALG_BITMAP_LOW_TB, + SEC_DRV_ALG_BITMAP_HIGH_TB, + SEC_ALG_BITMAP_LOW, + SEC_ALG_BITMAP_HIGH, + SEC_CORE1_BITMAP_LOW, + SEC_CORE1_BITMAP_HIGH, + SEC_CORE2_BITMAP_LOW, + SEC_CORE2_BITMAP_HIGH, + SEC_CORE3_BITMAP_LOW, + SEC_CORE3_BITMAP_HIGH, + SEC_CORE4_BITMAP_LOW, + SEC_CORE4_BITMAP_HIGH, }; void sec_destroy_qps(struct hisi_qp **qps, int qp_num); struct hisi_qp **sec_create_qps(void); -int sec_register_to_crypto(void); -void sec_unregister_from_crypto(void); +int sec_register_to_crypto(struct hisi_qm *qm); +void sec_unregister_from_crypto(struct hisi_qm *qm); +u64 sec_get_alg_bitmap(struct hisi_qm *qm, u32 high, u32 low); #endif |