mirror of
https://github.com/torvalds/linux.git
synced 2024-12-11 13:41:55 +00:00
897ab23169
Adds function that checks if cryptocell tee fips error occurred and in such case triggers system error through kernel panic. Change fips function to use this new routine. Signed-off-by: Ofir Drang <ofir.drang@arm.com> Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com> Cc: stable@vger.kernel.org # v4.19+ Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */
|
|
|
|
#ifndef __CC_FIPS_H__
|
|
#define __CC_FIPS_H__
|
|
|
|
#ifdef CONFIG_CRYPTO_FIPS
|
|
|
|
enum cc_fips_status {
|
|
CC_FIPS_SYNC_MODULE_OK = 0x0,
|
|
CC_FIPS_SYNC_MODULE_ERROR = 0x1,
|
|
CC_FIPS_SYNC_REE_STATUS = 0x4,
|
|
CC_FIPS_SYNC_TEE_STATUS = 0x8,
|
|
CC_FIPS_SYNC_STATUS_RESERVE32B = S32_MAX
|
|
};
|
|
|
|
int cc_fips_init(struct cc_drvdata *p_drvdata);
|
|
void cc_fips_fini(struct cc_drvdata *drvdata);
|
|
void fips_handler(struct cc_drvdata *drvdata);
|
|
void cc_set_ree_fips_status(struct cc_drvdata *drvdata, bool ok);
|
|
void cc_tee_handle_fips_error(struct cc_drvdata *p_drvdata);
|
|
|
|
#else /* CONFIG_CRYPTO_FIPS */
|
|
|
|
static inline int cc_fips_init(struct cc_drvdata *p_drvdata)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void cc_fips_fini(struct cc_drvdata *drvdata) {}
|
|
static inline void cc_set_ree_fips_status(struct cc_drvdata *drvdata,
|
|
bool ok) {}
|
|
static inline void fips_handler(struct cc_drvdata *drvdata) {}
|
|
static inline void cc_tee_handle_fips_error(struct cc_drvdata *p_drvdata) {}
|
|
|
|
#endif /* CONFIG_CRYPTO_FIPS */
|
|
|
|
#endif /*__CC_FIPS_H__*/
|