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path: root/drivers/crypto/caam/sg_sw_sec4.h
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Diffstat (limited to 'drivers/crypto/caam/sg_sw_sec4.h')
-rw-r--r--drivers/crypto/caam/sg_sw_sec4.h26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/crypto/caam/sg_sw_sec4.h b/drivers/crypto/caam/sg_sw_sec4.h
index dbfa9fce33e0..07e1ee99273b 100644
--- a/drivers/crypto/caam/sg_sw_sec4.h
+++ b/drivers/crypto/caam/sg_sw_sec4.h
@@ -35,11 +35,9 @@ static inline void dma_to_sec4_sg_one(struct sec4_sg_entry *sec4_sg_ptr,
sec4_sg_ptr->bpid_offset = cpu_to_caam32(offset &
SEC4_SG_OFFSET_MASK);
}
-#ifdef DEBUG
- print_hex_dump(KERN_ERR, "sec4_sg_ptr@: ",
- DUMP_PREFIX_ADDRESS, 16, 4, sec4_sg_ptr,
- sizeof(struct sec4_sg_entry), 1);
-#endif
+
+ print_hex_dump_debug("sec4_sg_ptr@: ", DUMP_PREFIX_ADDRESS, 16, 4,
+ sec4_sg_ptr, sizeof(struct sec4_sg_entry), 1);
}
/*
@@ -47,15 +45,19 @@ static inline void dma_to_sec4_sg_one(struct sec4_sg_entry *sec4_sg_ptr,
* but does not have final bit; instead, returns last entry
*/
static inline struct sec4_sg_entry *
-sg_to_sec4_sg(struct scatterlist *sg, int sg_count,
+sg_to_sec4_sg(struct scatterlist *sg, int len,
struct sec4_sg_entry *sec4_sg_ptr, u16 offset)
{
- while (sg_count) {
- dma_to_sec4_sg_one(sec4_sg_ptr, sg_dma_address(sg),
- sg_dma_len(sg), offset);
+ int ent_len;
+
+ while (len) {
+ ent_len = min_t(int, sg_dma_len(sg), len);
+
+ dma_to_sec4_sg_one(sec4_sg_ptr, sg_dma_address(sg), ent_len,
+ offset);
sec4_sg_ptr++;
sg = sg_next(sg);
- sg_count--;
+ len -= ent_len;
}
return sec4_sg_ptr - 1;
}
@@ -72,11 +74,11 @@ static inline void sg_to_sec4_set_last(struct sec4_sg_entry *sec4_sg_ptr)
* convert scatterlist to h/w link table format
* scatterlist must have been previously dma mapped
*/
-static inline void sg_to_sec4_sg_last(struct scatterlist *sg, int sg_count,
+static inline void sg_to_sec4_sg_last(struct scatterlist *sg, int len,
struct sec4_sg_entry *sec4_sg_ptr,
u16 offset)
{
- sec4_sg_ptr = sg_to_sec4_sg(sg, sg_count, sec4_sg_ptr, offset);
+ sec4_sg_ptr = sg_to_sec4_sg(sg, len, sec4_sg_ptr, offset);
sg_to_sec4_set_last(sec4_sg_ptr);
}