Use stratight-forward definition of CRT_HORIZONTAL_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 2b2f1c1..d425ea1 100644
--- a/drivers/staging/sm750fb/ddk750_mode.c
+++ b/drivers/staging/sm750fb/ddk750_mode.c
@@ -90,8 +90,11 @@ static int programModeRegisters(mode_parameter_t
*pModeParam, pll_value_t *pll)
CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK));
POKE32(CRT_HORIZONTAL_SYNC,
- FIELD_VALUE(0, CRT_HORIZONTAL_SYNC, WIDTH,
pModeParam->horizontal_sync_width)
- | FIELD_VALUE(0, CRT_HORIZONTAL_SYNC, START,
pModeParam->horizontal_sync_start - 1));
+ ((pModeParam->horizontal_sync_width <<
+ CRT_HORIZONTAL_SYNC_WIDTH_SHIFT) &
+ CRT_HORIZONTAL_SYNC_WIDTH_MASK) |
+ ((pModeParam->horizontal_sync_start - 1) &
+ CRT_HORIZONTAL_SYNC_START_MASK));
POKE32(CRT_VERTICAL_TOTAL,
FIELD_VALUE(0, CRT_VERTICAL_TOTAL, TOTAL,
pModeParam->vertical_total - 1)
diff --git a/drivers/staging/sm750fb/ddk750_reg.h
b/drivers/staging/sm750fb/ddk750_reg.h
index 1b55a7f..fc6fa23 100644
--- a/drivers/staging/sm750fb/ddk750_reg.h
+++ b/drivers/staging/sm750fb/ddk750_reg.h
@@ -1382,8 +1382,9 @@
#define CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK 0xfff
#define CRT_HORIZONTAL_SYNC 0x080210
-#define CRT_HORIZONTAL_SYNC_WIDTH 23:16
-#define CRT_HORIZONTAL_SYNC_START 11:0
+#define CRT_HORIZONTAL_SYNC_WIDTH_SHIFT 16
+#define CRT_HORIZONTAL_SYNC_WIDTH_MASK (0xff << 16)
+#define CRT_HORIZONTAL_SYNC_START_MASK 0xfff
#define CRT_VERTICAL_TOTAL 0x080214
#define CRT_VERTICAL_TOTAL_TOTAL 26:16
--
1.9.1
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