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staging: sm750fb: use BIT macro for CRT_DISPLAY_CTRL single-bit fields

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Replace complex definition of CRT_DISPLAY_CTRL register fields with
BIT() macro 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 2016-02-10 18:34:18 +02:00 committed by Greg Kroah-Hartman
parent 0f23be7050
commit d8264edf44
4 changed files with 28 additions and 45 deletions
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2
drivers/staging/sm750fb/ddk750_display.c
View file

@ -155,7 +155,7 @@ void ddk750_setLogicalDispOut(disp_output_t output)
reg = PEEK32(CRT_DISPLAY_CTRL);
reg = FIELD_VALUE(reg, CRT_DISPLAY_CTRL, SELECT, (output & CRT_2_MASK)>>CRT_2_OFFSET);
/*se blank off */
reg = FIELD_SET(reg, CRT_DISPLAY_CTRL, BLANK, OFF);
reg &= ~CRT_DISPLAY_CTRL_BLANK;
POKE32(CRT_DISPLAY_CTRL, reg);
}

3
drivers/staging/sm750fb/ddk750_mode.c
View file

@ -61,8 +61,7 @@ static unsigned long displayControlAdjust_SM750LE(mode_parameter_t *pModeParam,
dispControl = FIELD_SET(dispControl, CRT_DISPLAY_CTRL, CLK, PLL25);
/* Set bit 25:24 of display controller */
dispControl = FIELD_SET(dispControl, CRT_DISPLAY_CTRL, CRTSELECT, CRT);
dispControl = FIELD_SET(dispControl, CRT_DISPLAY_CTRL, RGBBIT, 24BIT);
dispControl |= (CRT_DISPLAY_CTRL_CRTSELECT | CRT_DISPLAY_CTRL_RGBBIT);
/* Set bit 14 of display controller */
dispControl = DISPLAY_CTRL_CLOCK_PHASE;

39
drivers/staging/sm750fb/ddk750_reg.h
View file

@ -1331,38 +1331,19 @@
#define CRT_DISPLAY_CTRL_CLK_PLL80 5
#define CRT_DISPLAY_CTRL_CLK_PLL108 6
#define CRT_DISPLAY_CTRL_CLK_RESERVED 7
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC 26:26
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC_DISABLE 1
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC_ENABLE 0
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC BIT(26)
/* SM750LE definition */
#define CRT_DISPLAY_CTRL_CRTSELECT 25:25
#define CRT_DISPLAY_CTRL_CRTSELECT_VGA 0
#define CRT_DISPLAY_CTRL_CRTSELECT_CRT 1
#define CRT_DISPLAY_CTRL_RGBBIT 24:24
#define CRT_DISPLAY_CTRL_RGBBIT_24BIT 0
#define CRT_DISPLAY_CTRL_RGBBIT_12BIT 1
#define CRT_DISPLAY_CTRL_CRTSELECT BIT(25)
#define CRT_DISPLAY_CTRL_RGBBIT BIT(24)
#ifndef VALIDATION_CHIP
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC 26:26
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC_DISABLE 1
#define CRT_DISPLAY_CTRL_SHIFT_VGA_DAC_ENABLE 0
#define CRT_DISPLAY_CTRL_CENTERING 24:24
#define CRT_DISPLAY_CTRL_CENTERING_DISABLE 0
#define CRT_DISPLAY_CTRL_CENTERING_ENABLE 1
#define CRT_DISPLAY_CTRL_CENTERING BIT(24)
#endif
#define CRT_DISPLAY_CTRL_LOCK_TIMING 23:23
#define CRT_DISPLAY_CTRL_LOCK_TIMING_DISABLE 0
#define CRT_DISPLAY_CTRL_LOCK_TIMING_ENABLE 1
#define CRT_DISPLAY_CTRL_EXPANSION 22:22
#define CRT_DISPLAY_CTRL_EXPANSION_DISABLE 0
#define CRT_DISPLAY_CTRL_EXPANSION_ENABLE 1
#define CRT_DISPLAY_CTRL_VERTICAL_MODE 21:21
#define CRT_DISPLAY_CTRL_VERTICAL_MODE_REPLICATE 0
#define CRT_DISPLAY_CTRL_VERTICAL_MODE_INTERPOLATE 1
#define CRT_DISPLAY_CTRL_HORIZONTAL_MODE 20:20
#define CRT_DISPLAY_CTRL_HORIZONTAL_MODE_REPLICATE 0
#define CRT_DISPLAY_CTRL_HORIZONTAL_MODE_INTERPOLATE 1
#define CRT_DISPLAY_CTRL_LOCK_TIMING BIT(23)
#define CRT_DISPLAY_CTRL_EXPANSION BIT(22)
#define CRT_DISPLAY_CTRL_VERTICAL_MODE BIT(21)
#define CRT_DISPLAY_CTRL_HORIZONTAL_MODE BIT(20)
#define CRT_DISPLAY_CTRL_SELECT 19:18
#define CRT_DISPLAY_CTRL_SELECT_PANEL 0
#define CRT_DISPLAY_CTRL_SELECT_VGA 1
@ -1372,9 +1353,7 @@
#define CRT_DISPLAY_CTRL_FIFO_3 1
#define CRT_DISPLAY_CTRL_FIFO_7 2
#define CRT_DISPLAY_CTRL_FIFO_11 3
#define CRT_DISPLAY_CTRL_BLANK 10:10
#define CRT_DISPLAY_CTRL_BLANK_OFF 0
#define CRT_DISPLAY_CTRL_BLANK_ON 1
#define CRT_DISPLAY_CTRL_BLANK BIT(10)
#define CRT_DISPLAY_CTRL_PIXEL 7:4
#define CRT_DISPLAY_CTRL_FORMAT 1:0
#define CRT_DISPLAY_CTRL_FORMAT_8 0

29
drivers/staging/sm750fb/sm750_hw.c
View file

@ -378,31 +378,35 @@ int hw_sm750le_setBLANK(struct lynxfb_output *output, int blank)
switch (blank) {
case FB_BLANK_UNBLANK:
dpms = CRT_DISPLAY_CTRL_DPMS_0;
crtdb = CRT_DISPLAY_CTRL_BLANK_OFF;
crtdb = 0;
break;
case FB_BLANK_NORMAL:
dpms = CRT_DISPLAY_CTRL_DPMS_0;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
case FB_BLANK_VSYNC_SUSPEND:
dpms = CRT_DISPLAY_CTRL_DPMS_2;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
case FB_BLANK_HSYNC_SUSPEND:
dpms = CRT_DISPLAY_CTRL_DPMS_1;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
case FB_BLANK_POWERDOWN:
dpms = CRT_DISPLAY_CTRL_DPMS_3;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
default:
return -EINVAL;
}
if (output->paths & sm750_crt) {
unsigned int val;
POKE32(CRT_DISPLAY_CTRL, FIELD_VALUE(PEEK32(CRT_DISPLAY_CTRL), CRT_DISPLAY_CTRL, DPMS, dpms));
POKE32(CRT_DISPLAY_CTRL, FIELD_VALUE(PEEK32(CRT_DISPLAY_CTRL), CRT_DISPLAY_CTRL, BLANK, crtdb));
val = PEEK32(CRT_DISPLAY_CTRL) & ~CRT_DISPLAY_CTRL_BLANK;
POKE32(CRT_DISPLAY_CTRL, val | crtdb);
}
return 0;
}
@ -418,24 +422,23 @@ int hw_sm750_setBLANK(struct lynxfb_output *output, int blank)
pr_debug("flag = FB_BLANK_UNBLANK\n");
dpms = SYSTEM_CTRL_DPMS_VPHP;
pps = PANEL_DISPLAY_CTRL_DATA;
crtdb = CRT_DISPLAY_CTRL_BLANK_OFF;
break;
case FB_BLANK_NORMAL:
pr_debug("flag = FB_BLANK_NORMAL\n");
dpms = SYSTEM_CTRL_DPMS_VPHP;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
case FB_BLANK_VSYNC_SUSPEND:
dpms = SYSTEM_CTRL_DPMS_VNHP;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
case FB_BLANK_HSYNC_SUSPEND:
dpms = SYSTEM_CTRL_DPMS_VPHN;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
case FB_BLANK_POWERDOWN:
dpms = SYSTEM_CTRL_DPMS_VNHN;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
crtdb = CRT_DISPLAY_CTRL_BLANK;
break;
}
@ -443,7 +446,9 @@ int hw_sm750_setBLANK(struct lynxfb_output *output, int blank)
unsigned int val = PEEK32(SYSTEM_CTRL) & ~SYSTEM_CTRL_DPMS_MASK;
POKE32(SYSTEM_CTRL, val | dpms);
POKE32(CRT_DISPLAY_CTRL, FIELD_VALUE(PEEK32(CRT_DISPLAY_CTRL), CRT_DISPLAY_CTRL, BLANK, crtdb));
val = PEEK32(CRT_DISPLAY_CTRL) & ~CRT_DISPLAY_CTRL_BLANK;
POKE32(CRT_DISPLAY_CTRL, val | crtdb);
}
if (output->paths & sm750_panel) {