Blackfin arch: More explicitly describe what the instructions do in inline assembly.

Signed-off-by: Jie Zhang <jie.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/include/asm-blackfin/mach-common/def_LPBlackfin.h b/include/asm-blackfin/mach-common/def_LPBlackfin.h
index c1d8c4a78fcf..e8967f6124f7 100644
--- a/include/asm-blackfin/mach-common/def_LPBlackfin.h
+++ b/include/asm-blackfin/mach-common/def_LPBlackfin.h
@@ -46,7 +46,7 @@
 #endif
 
 #define bfin_read8(addr) ({ \
-        uint8_t __v; \
+        uint32_t __v; \
         __asm__ __volatile__( \
                 NOP_PAD_ANOMALY_05000198 \
                 "%0 = b[%1] (z);" \
@@ -56,7 +56,7 @@
         __v; })
 
 #define bfin_read16(addr) ({ \
-        uint16_t __v; \
+        uint32_t __v; \
         __asm__ __volatile__( \
                 NOP_PAD_ANOMALY_05000198 \
                 "%0 = w[%1] (z);" \
@@ -80,7 +80,7 @@
                 NOP_PAD_ANOMALY_05000198 \
                 "b[%0] = %1;" \
                 : \
-                : "a" (addr), "d" (val) \
+                : "a" (addr), "d" ((uint8_t)(val)) \
                 : "memory" \
         )
 
@@ -89,7 +89,7 @@
                 NOP_PAD_ANOMALY_05000198 \
                 "w[%0] = %1;" \
                 : \
-                : "a" (addr), "d" (val) \
+                : "a" (addr), "d" ((uint16_t)(val)) \
                 : "memory" \
         )