diff options
Diffstat (limited to 'drivers/crypto/ccree/cc_sram_mgr.h')
| -rw-r--r-- | drivers/crypto/ccree/cc_sram_mgr.h | 45 |
1 files changed, 16 insertions, 29 deletions
diff --git a/drivers/crypto/ccree/cc_sram_mgr.h b/drivers/crypto/ccree/cc_sram_mgr.h index 1d14de9ee8c3..1c965ef83002 100644 --- a/drivers/crypto/ccree/cc_sram_mgr.h +++ b/drivers/crypto/ccree/cc_sram_mgr.h @@ -10,42 +10,30 @@ struct cc_drvdata; -/** - * Address (offset) within CC internal SRAM - */ - -typedef u64 cc_sram_addr_t; - -#define NULL_SRAM_ADDR ((cc_sram_addr_t)-1) +#define NULL_SRAM_ADDR ((u32)-1) -/*! - * Initializes SRAM pool. +/** + * cc_sram_mgr_init() - Initializes SRAM pool. * The first X bytes of SRAM are reserved for ROM usage, hence, pool * starts right after X bytes. * - * \param drvdata + * @drvdata: Associated device driver context * - * \return int Zero for success, negative value otherwise. + * Return: + * Zero for success, negative value otherwise. */ int cc_sram_mgr_init(struct cc_drvdata *drvdata); -/*! - * Uninits SRAM pool. +/** + * cc_sram_alloc() - Allocate buffer from SRAM pool. * - * \param drvdata - */ -void cc_sram_mgr_fini(struct cc_drvdata *drvdata); - -/*! - * Allocated buffer from SRAM pool. - * Note: Caller is responsible to free the LAST allocated buffer. - * This function does not taking care of any fragmentation may occur - * by the order of calls to alloc/free. + * @drvdata: Associated device driver context + * @size: The requested bytes to allocate * - * \param drvdata - * \param size The requested bytes to allocate + * Return: + * Address offset in SRAM or NULL_SRAM_ADDR for failure. */ -cc_sram_addr_t cc_sram_alloc(struct cc_drvdata *drvdata, u32 size); +u32 cc_sram_alloc(struct cc_drvdata *drvdata, u32 size); /** * cc_set_sram_desc() - Create const descriptors sequence to @@ -54,12 +42,11 @@ cc_sram_addr_t cc_sram_alloc(struct cc_drvdata *drvdata, u32 size); * * @src: A pointer to array of words to set as consts. * @dst: The target SRAM buffer to set into - * @nelements: The number of words in "src" array + * @nelement: The number of words in "src" array * @seq: A pointer to the given IN/OUT descriptor sequence * @seq_len: A pointer to the given IN/OUT sequence length */ -void cc_set_sram_desc(const u32 *src, cc_sram_addr_t dst, - unsigned int nelement, struct cc_hw_desc *seq, - unsigned int *seq_len); +void cc_set_sram_desc(const u32 *src, u32 dst, unsigned int nelement, + struct cc_hw_desc *seq, unsigned int *seq_len); #endif /*__CC_SRAM_MGR_H__*/ |