MLK-20893: imx: in_le32 out_le32 preprocessor casting issue with addresses involving...

The sec_in32 preprocessor is defined as follows in include/fsl_sec.h file:
When address "a" is calculated using math for ex: addition of base address and an offset, then casting is applied only to the first address which in this example is base address.

caam_ccbvid_reg = sec_in32(CONFIG_SYS_FSL_SEC_ADDR + CAAM_CCBVID_OFFSET)
resolves to:
caam_ccbvid_reg = in_le32((ulong *)(ulong)CONFIG_SYS_FSL_SEC_ADDR + CAAM_CCBVID_OFFSET)
instead it should resolve to:
caam_ccbvid_reg = in_le32((ulong *)(ulong)(CONFIG_SYS_FSL_SEC_ADDR + CAAM_CCBVID_OFFSET))

Thus add parenthesis around the address "a" so that however the address is calculated, the casting is applied to the final calculated address.

Bug introduced by commit 79e90af14af3 ("MLK-18044-2: crypto: caam: Fix build warnings pointer casting").

Signed-off-by: Utkarsh Gupta <utkarsh.gupta@nxp.com>
Reviewed-by: Horia Geanta <horia.geanta@nxp.com>
Reviewed-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit 5d10d1cab052f8af4fd00640e09642aa0a596922)
(cherry picked from commit 0dfa4efe7ce53042c48fb21ba1060045238b5ccb)

diff --git a/include/fsl_sec.h b/include/fsl_sec.h
index 09ce916..9d3f4ab 100644 (file)
--- a/include/fsl_sec.h
+++ b/include/fsl_sec.h
@@ -13,8 +13,8 @@
 #include <asm/io.h>
 
 #ifdef CONFIG_SYS_FSL_SEC_LE
-#define sec_in32(a)       in_le32((ulong *)(ulong)a)
-#define sec_out32(a, v)   out_le32((ulong *)(ulong)a, v)
+#define sec_in32(a)       in_le32((ulong *)(ulong)(a))
+#define sec_out32(a, v)   out_le32((ulong *)(ulong)(a), v)
 #define sec_in16(a)       in_le16(a)
 #define sec_clrbits32     clrbits_le32
 #define sec_setbits32     setbits_le32