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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.h43
1 files changed, 25 insertions, 18 deletions
diff --git a/drivers/crypto/caam/sg_sw_sec4.h b/drivers/crypto/caam/sg_sw_sec4.h
index c6adad09c972..936b1b630058 100644
--- a/drivers/crypto/caam/sg_sw_sec4.h
+++ b/drivers/crypto/caam/sg_sw_sec4.h
@@ -5,7 +5,13 @@
*
*/
+#ifndef _SG_SW_SEC4_H_
+#define _SG_SW_SEC4_H_
+
+#include "ctrl.h"
#include "regs.h"
+#include "sg_sw_qm2.h"
+#include "../../../drivers/staging/fsl-mc/include/dpaa2-fd.h"
struct sec4_sg_entry {
u64 ptr;
@@ -19,9 +25,15 @@ struct sec4_sg_entry {
static inline void dma_to_sec4_sg_one(struct sec4_sg_entry *sec4_sg_ptr,
dma_addr_t dma, u32 len, u16 offset)
{
- sec4_sg_ptr->ptr = cpu_to_caam_dma64(dma);
- sec4_sg_ptr->len = cpu_to_caam32(len);
- sec4_sg_ptr->bpid_offset = cpu_to_caam32(offset & SEC4_SG_OFFSET_MASK);
+ if (caam_dpaa2) {
+ dma_to_qm_sg_one((struct dpaa2_sg_entry *)sec4_sg_ptr, dma, len,
+ offset);
+ } else {
+ sec4_sg_ptr->ptr = cpu_to_caam_dma64(dma);
+ sec4_sg_ptr->len = cpu_to_caam32(len);
+ 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,
@@ -47,6 +59,14 @@ sg_to_sec4_sg(struct scatterlist *sg, int sg_count,
return sec4_sg_ptr - 1;
}
+static inline void sg_to_sec4_set_last(struct sec4_sg_entry *sec4_sg_ptr)
+{
+ if (caam_dpaa2)
+ dpaa2_sg_set_final((struct dpaa2_sg_entry *)sec4_sg_ptr, true);
+ else
+ sec4_sg_ptr->len |= cpu_to_caam32(SEC4_SG_LEN_FIN);
+}
+
/*
* convert scatterlist to h/w link table format
* scatterlist must have been previously dma mapped
@@ -56,20 +76,7 @@ static inline void sg_to_sec4_sg_last(struct scatterlist *sg, int sg_count,
u16 offset)
{
sec4_sg_ptr = sg_to_sec4_sg(sg, sg_count, sec4_sg_ptr, offset);
- sec4_sg_ptr->len |= cpu_to_caam32(SEC4_SG_LEN_FIN);
+ sg_to_sec4_set_last(sec4_sg_ptr);
}
-static inline struct sec4_sg_entry *sg_to_sec4_sg_len(
- struct scatterlist *sg, unsigned int total,
- struct sec4_sg_entry *sec4_sg_ptr)
-{
- do {
- unsigned int len = min(sg_dma_len(sg), total);
-
- dma_to_sec4_sg_one(sec4_sg_ptr, sg_dma_address(sg), len, 0);
- sec4_sg_ptr++;
- sg = sg_next(sg);
- total -= len;
- } while (total);
- return sec4_sg_ptr - 1;
-}
+#endif /* _SG_SW_SEC4_H_ */
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