Use stratight-forward definition of CRT_VERTICAL_SYNC register fields
and use open-coded implementation for register manipulation
Signed-off-by: Mike Rapoport <mike.rapop...@gmail.com>
---
drivers/staging/sm750fb/ddk750_mode.c | 7 +++++--
drivers/staging/sm750fb/ddk750_reg.h | 5 +++--
2 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/sm750fb/ddk750_mode.c
b/drivers/staging/sm750fb/ddk750_mode.c
index c8862e8..97d803d 100644
--- a/drivers/staging/sm750fb/ddk750_mode.c
+++ b/drivers/staging/sm750fb/ddk750_mode.c
@@ -104,8 +104,11 @@ static int programModeRegisters(mode_parameter_t
*pModeParam, pll_value_t *pll)
CRT_VERTICAL_TOTAL_DISPLAY_END_MASK));
POKE32(CRT_VERTICAL_SYNC,
- FIELD_VALUE(0, CRT_VERTICAL_SYNC, HEIGHT,
pModeParam->vertical_sync_height)
- | FIELD_VALUE(0, CRT_VERTICAL_SYNC, START,
pModeParam->vertical_sync_start - 1));
+ ((pModeParam->vertical_sync_height <<
+ CRT_VERTICAL_SYNC_HEIGHT_SHIFT) &
+ CRT_VERTICAL_SYNC_HEIGHT_MASK) |
+ ((pModeParam->vertical_sync_start - 1) &
+ CRT_VERTICAL_SYNC_START_MASK));
tmp = DISPLAY_CTRL_TIMING | DISPLAY_CTRL_PLANE;
diff --git a/drivers/staging/sm750fb/ddk750_reg.h
b/drivers/staging/sm750fb/ddk750_reg.h
index 7b076a5..e0b3938 100644
--- a/drivers/staging/sm750fb/ddk750_reg.h
+++ b/drivers/staging/sm750fb/ddk750_reg.h
@@ -1392,8 +1392,9 @@
#define CRT_VERTICAL_TOTAL_DISPLAY_END_MASK (0x7ff)
#define CRT_VERTICAL_SYNC 0x080218
-#define CRT_VERTICAL_SYNC_HEIGHT 21:16
-#define CRT_VERTICAL_SYNC_START 10:0
+#define CRT_VERTICAL_SYNC_HEIGHT_SHIFT 16
+#define CRT_VERTICAL_SYNC_HEIGHT_MASK (0x3f << 16)
+#define CRT_VERTICAL_SYNC_START_MASK 0x7ff
#define CRT_SIGNATURE_ANALYZER 0x08021C
#define CRT_SIGNATURE_ANALYZER_STATUS 31:16
--
1.9.1
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