From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/crypto/bcm/util.h | 113 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 drivers/crypto/bcm/util.h (limited to 'drivers/crypto/bcm/util.h') diff --git a/drivers/crypto/bcm/util.h b/drivers/crypto/bcm/util.h new file mode 100644 index 0000000000..61c2563848 --- /dev/null +++ b/drivers/crypto/bcm/util.h @@ -0,0 +1,113 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright 2016 Broadcom + */ + +#ifndef _UTIL_H +#define _UTIL_H + +#include +#include + +#include "spu.h" + +extern int flow_debug_logging; +extern int packet_debug_logging; +extern int debug_logging_sleep; + +#ifdef DEBUG +#define flow_log(...) \ + do { \ + if (flow_debug_logging) { \ + printk(__VA_ARGS__); \ + if (debug_logging_sleep) \ + msleep(debug_logging_sleep); \ + } \ + } while (0) +#define flow_dump(msg, var, var_len) \ + do { \ + if (flow_debug_logging) { \ + print_hex_dump(KERN_ALERT, msg, DUMP_PREFIX_NONE, \ + 16, 1, var, var_len, false); \ + if (debug_logging_sleep) \ + msleep(debug_logging_sleep); \ + } \ + } while (0) + +#define packet_log(...) \ + do { \ + if (packet_debug_logging) { \ + printk(__VA_ARGS__); \ + if (debug_logging_sleep) \ + msleep(debug_logging_sleep); \ + } \ + } while (0) +#define packet_dump(msg, var, var_len) \ + do { \ + if (packet_debug_logging) { \ + print_hex_dump(KERN_ALERT, msg, DUMP_PREFIX_NONE, \ + 16, 1, var, var_len, false); \ + if (debug_logging_sleep) \ + msleep(debug_logging_sleep); \ + } \ + } while (0) + +void __dump_sg(struct scatterlist *sg, unsigned int skip, unsigned int len); + +#define dump_sg(sg, skip, len) __dump_sg(sg, skip, len) + +#else /* !DEBUG_ON */ + +static inline void flow_log(const char *format, ...) +{ +} + +static inline void flow_dump(const char *msg, const void *var, size_t var_len) +{ +} + +static inline void packet_log(const char *format, ...) +{ +} + +static inline void packet_dump(const char *msg, const void *var, size_t var_len) +{ +} + +static inline void dump_sg(struct scatterlist *sg, unsigned int skip, + unsigned int len) +{ +} + +#endif /* DEBUG_ON */ + +int spu_sg_at_offset(struct scatterlist *sg, unsigned int skip, + struct scatterlist **sge, unsigned int *sge_offset); + +/* Copy sg data, from skip, length len, to dest */ +void sg_copy_part_to_buf(struct scatterlist *src, u8 *dest, + unsigned int len, unsigned int skip); +/* Copy src into scatterlist from offset, length len */ +void sg_copy_part_from_buf(struct scatterlist *dest, u8 *src, + unsigned int len, unsigned int skip); + +int spu_sg_count(struct scatterlist *sg_list, unsigned int skip, int nbytes); +u32 spu_msg_sg_add(struct scatterlist **to_sg, + struct scatterlist **from_sg, u32 *skip, + u8 from_nents, u32 tot_len); + +void add_to_ctr(u8 *ctr_pos, unsigned int increment); + +/* produce a message digest from data of length n bytes */ +int do_shash(unsigned char *name, unsigned char *result, + const u8 *data1, unsigned int data1_len, + const u8 *data2, unsigned int data2_len, + const u8 *key, unsigned int key_len); + +char *spu_alg_name(enum spu_cipher_alg alg, enum spu_cipher_mode mode); + +void spu_setup_debugfs(void); +void spu_free_debugfs(void); +void format_value_ccm(unsigned int val, u8 *buf, u8 len); + +#endif -- cgit v1.2.3