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staging: sm750fb: change definition of PANEL_HORIZONTAL_TOTAL fields

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Use stratight-forward defintion of PANEL_HORIZONTAL_TOTAL register fields
and use open-coded implementation for register manipulations

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 2016-02-10 18:34:22 +02:00 committed by Greg Kroah-Hartman
parent 3e155b8134
commit 60112069a9
2 changed files with 9 additions and 5 deletions
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9
drivers/staging/sm750fb/ddk750_mode.c
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@ -122,9 +122,12 @@ static int programModeRegisters(mode_parameter_t *pModeParam, pll_value_t *pll)
POKE32(PANEL_PLL_CTRL, formatPllReg(pll));
POKE32(PANEL_HORIZONTAL_TOTAL,
FIELD_VALUE(0, PANEL_HORIZONTAL_TOTAL, TOTAL, pModeParam->horizontal_total - 1)
| FIELD_VALUE(0, PANEL_HORIZONTAL_TOTAL, DISPLAY_END, pModeParam->horizontal_display_end - 1));
reg = ((pModeParam->horizontal_total - 1) <<
PANEL_HORIZONTAL_TOTAL_TOTAL_SHIFT) &
PANEL_HORIZONTAL_TOTAL_TOTAL_MASK;
reg |= ((pModeParam->horizontal_display_end - 1) &
PANEL_HORIZONTAL_TOTAL_DISPLAY_END_MASK);
POKE32(PANEL_HORIZONTAL_TOTAL, reg);
POKE32(PANEL_HORIZONTAL_SYNC,
FIELD_VALUE(0, PANEL_HORIZONTAL_SYNC, WIDTH, pModeParam->horizontal_sync_width)

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

@ -858,8 +858,9 @@
#define PANEL_PLANE_BR_RIGHT_MASK 0xeff
#define PANEL_HORIZONTAL_TOTAL 0x080024
#define PANEL_HORIZONTAL_TOTAL_TOTAL 27:16
#define PANEL_HORIZONTAL_TOTAL_DISPLAY_END 11:0
#define PANEL_HORIZONTAL_TOTAL_TOTAL_SHIFT 16
#define PANEL_HORIZONTAL_TOTAL_TOTAL_MASK (0xfff << 16)
#define PANEL_HORIZONTAL_TOTAL_DISPLAY_END_MASK 0xfff
#define PANEL_HORIZONTAL_SYNC 0x080028
#define PANEL_HORIZONTAL_SYNC_WIDTH 23:16