xref: /openbmc/linux/drivers/crypto/cavium/cpt/cptpf.h (revision e3b9f1e8)
1 /*
2  * Copyright (C) 2016 Cavium, Inc.
3  *
4  * This program is free software; you can redistribute it and/or modify it
5  * under the terms of version 2 of the GNU General Public License
6  * as published by the Free Software Foundation.
7  */
8 
9 #ifndef __CPTPF_H
10 #define __CPTPF_H
11 
12 #include "cpt_common.h"
13 
14 #define CSR_DELAY 30
15 #define CPT_MAX_CORE_GROUPS 8
16 #define CPT_MAX_SE_CORES 10
17 #define CPT_MAX_AE_CORES 6
18 #define CPT_MAX_TOTAL_CORES (CPT_MAX_SE_CORES + CPT_MAX_AE_CORES)
19 #define CPT_MAX_VF_NUM 16
20 #define	CPT_PF_MSIX_VECTORS 3
21 #define CPT_PF_INT_VEC_E_MBOXX(a) (0x02 + (a))
22 #define CPT_UCODE_VERSION_SZ 32
23 struct cpt_device;
24 
25 struct microcode {
26 	u8 is_mc_valid;
27 	u8 is_ae;
28 	u8 group;
29 	u8 num_cores;
30 	u32 code_size;
31 	u64 core_mask;
32 	u8 version[CPT_UCODE_VERSION_SZ];
33 	/* Base info */
34 	dma_addr_t phys_base;
35 	void *code;
36 };
37 
38 struct cpt_vf_info {
39 	u8 state;
40 	u8 priority;
41 	u8 id;
42 	u32 qlen;
43 };
44 
45 /**
46  * cpt device structure
47  */
48 struct cpt_device {
49 	u16 flags;	/* Flags to hold device status bits */
50 	u8 num_vf_en; /* Number of VFs enabled (0...CPT_MAX_VF_NUM) */
51 	struct cpt_vf_info vfinfo[CPT_MAX_VF_NUM]; /* Per VF info */
52 
53 	void __iomem *reg_base; /* Register start address */
54 	struct pci_dev *pdev; /* pci device handle */
55 
56 	struct microcode mcode[CPT_MAX_CORE_GROUPS];
57 	u8 next_mc_idx; /* next microcode index */
58 	u8 next_group;
59 	u8 max_se_cores;
60 	u8 max_ae_cores;
61 };
62 
63 void cpt_mbox_intr_handler(struct cpt_device *cpt, int mbx);
64 #endif /* __CPTPF_H */
65