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authorAndrei Varvara <andrei.varvara@freescale.com>2013-05-28 15:37:05 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2013-05-28 15:37:05 +0800
commite2d4ea9444024e38217e4b7e380c6b9f39f9a5f2 (patch)
tree8a9f6eefa6e23b361b1806bc732c285c2bbbf379 /drivers/crypto/caam/desc_constr.h
parent74d24d838be0ee64c1085558238e5c51e1659817 (diff)
downloadlinux-e2d4ea9444024e38217e4b7e380c6b9f39f9a5f2.tar.gz
crypto: caam - fix SEQ IN PTR command when RTO or PRE bit is set
SEQ IN PTR command does not require pointer if RTO or PRE bit is set
Updated desc_constr.h accordingly.

Signed-off-by: Andrei Varvara <andrei.varvara@freescale.com>
Reviewed-by: Phillips Kim-R1AAHA <Kim.Phillips@freescale.com>
Reviewed-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam/desc_constr.h')
-rw-r--r--drivers/crypto/caam/desc_constr.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index c85c1f058401..19501b548db4 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -122,7 +122,8 @@ static inline void append_cmd_ptr_extlen(u32 *desc, dma_addr_t ptr,
 					 unsigned int len, u32 command)
 {
 	append_cmd(desc, command);
-	append_ptr(desc, ptr);
+	if (!(command & (SQIN_RTO | SQIN_PRE)))
+		append_ptr(desc, ptr);
 	append_cmd(desc, len);
 }
 
@@ -186,7 +187,10 @@ static inline void append_seq_##cmd##_ptr_intlen(u32 *desc, dma_addr_t ptr, \
 						 u32 options) \
 { \
 	PRINT_POS; \
-	append_cmd_ptr(desc, ptr, len, CMD_SEQ_##op##_PTR | options); \
+	if (options & (SQIN_RTO | SQIN_PRE)) \
+		append_cmd(desc, CMD_SEQ_##op##_PTR | len | options); \
+	else \
+		append_cmd_ptr(desc, ptr, len, CMD_SEQ_##op##_PTR | options); \
 }
 APPEND_SEQ_PTR_INTLEN(in, IN)
 APPEND_SEQ_PTR_INTLEN(out, OUT)