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staging: sm750fb: change definition of CRT_VERTICAL_SYNC fields

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Use stratight-forward definition of CRT_VERTICAL_SYNC 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>
This commit is contained in:
Mike Rapoport 2016-02-15 19:53:50 +02:00 committed by Greg Kroah-Hartman
parent 3d5158d3e3
commit 620c391258
2 changed files with 8 additions and 4 deletions
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7
drivers/staging/sm750fb/ddk750_mode.c
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@ -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;

5
drivers/staging/sm750fb/ddk750_reg.h
View File

@ -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