staging: sm750fb: change definition of DE_DESTINATION fields
authorMike Rapoport <mike.rapoport@gmail.com>
Mon, 15 Feb 2016 17:53:58 +0000 (19:53 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 16 Feb 2016 02:26:17 +0000 (18:26 -0800)
Use stratight-forward definition of DE_DESTINATION register fields
and use open-coded implementation for register manipulation

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/sm750fb/sm750_accel.c
drivers/staging/sm750fb/sm750_accel.h

index da4eaea1e97509c18351bea3ebde6e0256ecba40..55c38ae10b3a55746d7dcee7c21b1a23c54c79e7 100644 (file)
@@ -115,9 +115,8 @@ int hw_fillrect(struct lynx_accel *accel,
        write_dpr(accel, DE_FOREGROUND, color); /* DPR14 */
 
        write_dpr(accel, DE_DESTINATION,
-                       FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE)|
-                       FIELD_VALUE(0, DE_DESTINATION, X, x)|
-                       FIELD_VALUE(0, DE_DESTINATION, Y, y)); /* dpr4 */
+                 ((x << DE_DESTINATION_X_SHIFT) & DE_DESTINATION_X_MASK) |
+                 (y & DE_DESTINATION_Y_MASK)); /* dpr4 */
 
        write_dpr(accel, DE_DIMENSION,
                        FIELD_VALUE(0, DE_DIMENSION, X, width)|
@@ -259,9 +258,8 @@ unsigned int rop2)   /* ROP value */
                  ((sx << DE_SOURCE_X_K1_SHIFT) & DE_SOURCE_X_K1_MASK) |
                  (sy & DE_SOURCE_Y_K2_MASK)); /* dpr0 */
        write_dpr(accel, DE_DESTINATION,
-                 FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-                 FIELD_VALUE(0, DE_DESTINATION, X,    dx)  |
-                 FIELD_VALUE(0, DE_DESTINATION, Y,    dy)); /* dpr04 */
+                 ((dx << DE_DESTINATION_X_SHIFT) & DE_DESTINATION_X_MASK) |
+                 (dy & DE_DESTINATION_Y_MASK)); /* dpr04 */
        write_dpr(accel, DE_DIMENSION,
                  FIELD_VALUE(0, DE_DIMENSION, X,    width) |
                  FIELD_VALUE(0, DE_DIMENSION, Y_ET, height)); /* dpr08 */
@@ -357,9 +355,8 @@ int hw_imageblit(struct lynx_accel *accel,
                  DE_SOURCE_X_K1_MONO_MASK); /* dpr00 */
 
        write_dpr(accel, DE_DESTINATION,
-                 FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-                 FIELD_VALUE(0, DE_DESTINATION, X,    dx)    |
-                 FIELD_VALUE(0, DE_DESTINATION, Y,    dy)); /* dpr04 */
+                 ((dx << DE_DESTINATION_X_SHIFT) & DE_DESTINATION_X_MASK) |
+                 (dy & DE_DESTINATION_Y_MASK)); /* dpr04 */
 
        write_dpr(accel, DE_DIMENSION,
                  FIELD_VALUE(0, DE_DIMENSION, X,    width) |
index 0bbdccac448bfb8e862b1c9140b445a9dd6d6537..f8dc3f120f089e15750813ca262d986323cae384 100644 (file)
 #define DE_SOURCE_Y_K2_MASK                             0xffff
 
 #define DE_DESTINATION                                  0x4
-#define DE_DESTINATION_WRAP                             31:31
-#define DE_DESTINATION_WRAP_DISABLE                     0
-#define DE_DESTINATION_WRAP_ENABLE                      1
-#define DE_DESTINATION_X                                28:16
-#define DE_DESTINATION_Y                                15:0
+#define DE_DESTINATION_WRAP                             BIT(31)
+#define DE_DESTINATION_X_SHIFT                          16
+#define DE_DESTINATION_X_MASK                           (0x1fff << 16)
+#define DE_DESTINATION_Y_MASK                           0xffff
 
 #define DE_DIMENSION                                    0x8
 #define DE_DIMENSION_X                                  28:16