diff options
Diffstat (limited to 'drivers/common/cpt/cpt_common.h')
-rw-r--r-- | drivers/common/cpt/cpt_common.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/common/cpt/cpt_common.h b/drivers/common/cpt/cpt_common.h new file mode 100644 index 00000000..8461cd60 --- /dev/null +++ b/drivers/common/cpt/cpt_common.h @@ -0,0 +1,91 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Cavium, Inc + */ + +#ifndef _CPT_COMMON_H_ +#define _CPT_COMMON_H_ + +/* + * This file defines common macros and structs + */ + +/* + * Macros to determine CPT model. Driver makefile will define CPT_MODEL + * accordingly + */ +#define CRYPTO_OCTEONTX 0x1 + +#define TIME_IN_RESET_COUNT 5 + +/* Default command timeout in seconds */ +#define DEFAULT_COMMAND_TIMEOUT 4 + +#define CPT_COUNT_THOLD 32 +#define CPT_TIMER_THOLD 0x3F + +#define AE_TYPE 1 +#define SE_TYPE 2 + +#ifndef ROUNDUP4 +#define ROUNDUP4(val) (((val) + 3) & 0xfffffffc) +#endif + +#ifndef ROUNDUP8 +#define ROUNDUP8(val) (((val) + 7) & 0xfffffff8) +#endif + +#ifndef ROUNDUP16 +#define ROUNDUP16(val) (((val) + 15) & 0xfffffff0) +#endif + +#ifndef __hot +#define __hot __attribute__((hot)) +#endif + +#define MOD_INC(i, l) ((i) == (l - 1) ? (i) = 0 : (i)++) + +struct cptvf_meta_info { + void *cptvf_meta_pool; + int cptvf_op_mlen; + int cptvf_op_sb_mlen; +}; + +struct rid { + /** Request id of a crypto operation */ + uintptr_t rid; +}; + +/* + * Pending queue structure + * + */ +struct pending_queue { + /** Tail of queue to be used for enqueue */ + uint16_t enq_tail; + /** Head of queue to be used for dequeue */ + uint16_t deq_head; + /** Array of pending requests */ + struct rid *rid_queue; + /** Pending requests count */ + uint64_t pending_count; +}; + +struct cpt_request_info { + /** Data path fields */ + uint64_t comp_baddr; + volatile uint64_t *completion_addr; + volatile uint64_t *alternate_caddr; + void *op; + struct { + uint64_t ei0; + uint64_t ei1; + uint64_t ei2; + uint64_t ei3; + } ist; + + /** Control path fields */ + uint64_t time_out; + uint8_t extra_time; +}; + +#endif /* _CPT_COMMON_H_ */ |