diff options
Diffstat (limited to 'drivers/crypto/fsl/desc_constr.h')
| -rw-r--r-- | drivers/crypto/fsl/desc_constr.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/crypto/fsl/desc_constr.h b/drivers/crypto/fsl/desc_constr.h index f9cae9144a..2559ccda8c 100644 --- a/drivers/crypto/fsl/desc_constr.h +++ b/drivers/crypto/fsl/desc_constr.h @@ -36,6 +36,23 @@ LDST_SRCDST_WORD_DECOCTRL | \ (LDOFF_ENABLE_AUTO_NFIFO << LDST_OFFSET_SHIFT)) +#ifdef CONFIG_PHYS_64BIT +union ptr_addr_t { + u64 m_whole; + struct { +#ifdef CONFIG_SYS_FSL_SEC_LE + u32 low; + u32 high; +#elif defined(CONFIG_SYS_FSL_SEC_BE) + u32 high; + u32 low; +#else +#error Neither CONFIG_SYS_FSL_SEC_LE nor CONFIG_SYS_FSL_SEC_BE is defined +#endif + } m_halfs; +}; +#endif + static inline int desc_len(u32 *desc) { return *desc & HDR_DESCLEN_MASK; @@ -65,7 +82,16 @@ static inline void append_ptr(u32 *desc, dma_addr_t ptr) { dma_addr_t *offset = (dma_addr_t *)desc_end(desc); +#ifdef CONFIG_PHYS_64BIT + /* The Position of low and high part of 64 bit address + * will depend on the endianness of CAAM Block */ + union ptr_addr_t ptr_addr; + ptr_addr.m_halfs.high = (u32)(ptr >> 32); + ptr_addr.m_halfs.low = (u32)ptr; + *offset = ptr_addr.m_whole; +#else *offset = ptr; +#endif (*desc) += CAAM_PTR_SZ / CAAM_CMD_SZ; } |