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staging: xgifb: clean up 2nd display state 

Convert the display type to enum and rename disp_state to display2.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Aaro Koskinen 2011-10-11 21:47:37 +03:00 committed by Greg Kroah-Hartman
parent 3261f2a171
commit 289ea5249c
3 changed files with 44 additions and 42 deletions
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24
drivers/staging/xgifb/XGI_main.h
View File

@ -326,19 +326,19 @@ static const struct _XGI_crt2type {
int tvplug_no;
} XGI_crt2type[] = {
{"NONE", 0, -1},
{"LCD", DISPTYPE_LCD, -1},
{"TV", DISPTYPE_TV, -1},
{"VGA", DISPTYPE_CRT2, -1},
{"SVIDEO", DISPTYPE_TV, TVPLUG_SVIDEO},
{"COMPOSITE", DISPTYPE_TV, TVPLUG_COMPOSITE},
{"SCART", DISPTYPE_TV, TVPLUG_SCART},
{"LCD", XGIFB_DISP_LCD, -1},
{"TV", XGIFB_DISP_TV, -1},
{"VGA", XGIFB_DISP_CRT, -1},
{"SVIDEO", XGIFB_DISP_TV, TVPLUG_SVIDEO},
{"COMPOSITE", XGIFB_DISP_TV, TVPLUG_COMPOSITE},
{"SCART", XGIFB_DISP_TV, TVPLUG_SCART},
{"none", 0, -1},
{"lcd", DISPTYPE_LCD, -1},
{"tv", DISPTYPE_TV, -1},
{"vga", DISPTYPE_CRT2, -1},
{"svideo", DISPTYPE_TV, TVPLUG_SVIDEO},
{"composite", DISPTYPE_TV, TVPLUG_COMPOSITE},
{"scart", DISPTYPE_TV, TVPLUG_SCART},
{"lcd", XGIFB_DISP_LCD, -1},
{"tv", XGIFB_DISP_TV, -1},
{"vga", XGIFB_DISP_CRT, -1},
{"svideo", XGIFB_DISP_TV, TVPLUG_SVIDEO},
{"composite", XGIFB_DISP_TV, TVPLUG_COMPOSITE},
{"scart", XGIFB_DISP_TV, TVPLUG_SCART},
{"\0", -1, -1}
};

50
drivers/staging/xgifb/XGI_main_26.c
View File

@ -507,8 +507,7 @@ static int XGIfb_validate_mode(struct xgifb_video_info *xgifb_info, int myindex)
struct xgi_hw_device_info *hw_info = &xgifb_info->hw_info;
if (xgifb_info->chip == XG21) {
if ((xgifb_info->disp_state & DISPTYPE_DISP2)
== DISPTYPE_LCD) {
if (xgifb_info->display2 == XGIFB_DISP_LCD) {
xres = XGI21_LCDCapList[0].LVDSHDE;
yres = XGI21_LCDCapList[0].LVDSVDE;
if (XGIbios_mode[myindex].xres > xres)
@ -533,8 +532,8 @@ static int XGIfb_validate_mode(struct xgifb_video_info *xgifb_info, int myindex)
if (!(XGIbios_mode[myindex].chipset & MD_XGI315))
return -1;
switch (xgifb_info->disp_state & DISPTYPE_DISP2) {
case DISPTYPE_LCD:
switch (xgifb_info->display2) {
case XGIFB_DISP_LCD:
switch (hw_info->ulCRT2LCDType) {
case LCD_640x480:
xres = 640;
@ -685,7 +684,7 @@ static int XGIfb_validate_mode(struct xgifb_video_info *xgifb_info, int myindex)
}
}
break;
case DISPTYPE_TV:
case XGIFB_DISP_TV:
switch (XGIbios_mode[myindex].xres) {
case 512:
case 640:
@ -715,10 +714,12 @@ static int XGIfb_validate_mode(struct xgifb_video_info *xgifb_info, int myindex)
return -1;
}
break;
case DISPTYPE_CRT2:
case XGIFB_DISP_CRT:
if (XGIbios_mode[myindex].xres > 1280)
return -1;
break;
case XGIFB_DISP_NONE:
break;
}
return myindex;
@ -857,16 +858,16 @@ static void XGIfb_pre_setmode(struct xgifb_video_info *xgifb_info)
cr31 = xgifb_reg_get(XGICR, 0x31);
cr31 &= ~0x60;
switch (xgifb_info->disp_state & DISPTYPE_DISP2) {
case DISPTYPE_CRT2:
switch (xgifb_info->display2) {
case XGIFB_DISP_CRT:
cr30 = (XGI_VB_OUTPUT_CRT2 | XGI_SIMULTANEOUS_VIEW_ENABLE);
cr31 |= XGI_DRIVER_MODE;
break;
case DISPTYPE_LCD:
case XGIFB_DISP_LCD:
cr30 = (XGI_VB_OUTPUT_LCD | XGI_SIMULTANEOUS_VIEW_ENABLE);
cr31 |= XGI_DRIVER_MODE;
break;
case DISPTYPE_TV:
case XGIFB_DISP_TV:
if (xgifb_info->TV_type == TVMODE_HIVISION)
cr30 = (XGI_VB_OUTPUT_HIVISION
| XGI_SIMULTANEOUS_VIEW_ENABLE);
@ -916,7 +917,7 @@ static void XGIfb_post_setmode(struct xgifb_video_info *xgifb_info)
}
/* TW: We can't switch off CRT1 on 301B-DH
* in 8bpp Modes if using LCD */
if (xgifb_info->disp_state & DISPTYPE_LCD)
if (xgifb_info->display2 == XGIFB_DISP_LCD)
doit = 0;
}
@ -940,8 +941,8 @@ static void XGIfb_post_setmode(struct xgifb_video_info *xgifb_info)
xgifb_reg_and(XGISR, IND_XGI_RAMDAC_CONTROL, ~0x04);
if ((xgifb_info->disp_state & DISPTYPE_TV) && (xgifb_info->hasVB
== HASVB_301)) {
if (xgifb_info->display2 == XGIFB_DISP_TV &&
xgifb_info->hasVB == HASVB_301) {
reg = xgifb_reg_get(XGIPART4, 0x01);
@ -1339,7 +1340,7 @@ static int XGIfb_pan_var(struct xgifb_video_info *xgifb_info,
xgifb_reg_set(XGISR, 0x37, (base >> 24) & 0x03);
xgifb_reg_and_or(XGISR, 0x37, 0xDF, (base >> 21) & 0x04);
if (xgifb_info->disp_state & DISPTYPE_DISP2) {
if (xgifb_info->display2 != XGIFB_DISP_NONE) {
xgifb_reg_or(XGIPART1, IND_XGI_CRT2_WRITE_ENABLE_315, 0x01);
xgifb_reg_set(XGIPART1, 0x06, (base & 0xFF));
xgifb_reg_set(XGIPART1, 0x05, ((base >> 8) & 0xFF));
@ -1395,7 +1396,7 @@ static int XGIfb_setcolreg(unsigned regno, unsigned red, unsigned green,
outb((red >> 10), XGIDACD);
outb((green >> 10), XGIDACD);
outb((blue >> 10), XGIDACD);
if (xgifb_info->disp_state & DISPTYPE_DISP2) {
if (xgifb_info->display2 != XGIFB_DISP_NONE) {
outb(regno, XGIDAC2A);
outb((red >> 8), XGIDAC2D);
outb((green >> 8), XGIDAC2D);
@ -1806,15 +1807,15 @@ static void XGIfb_detect_VB(struct xgifb_video_info *xgifb_info)
if (XGIfb_crt2type != -1)
/* TW: Override with option */
xgifb_info->disp_state = XGIfb_crt2type;
xgifb_info->display2 = XGIfb_crt2type;
else if (cr32 & XGI_VB_TV)
xgifb_info->disp_state = DISPTYPE_TV;
xgifb_info->display2 = XGIFB_DISP_TV;
else if (cr32 & XGI_VB_LCD)
xgifb_info->disp_state = DISPTYPE_LCD;
xgifb_info->display2 = XGIFB_DISP_LCD;
else if (cr32 & XGI_VB_CRT2)
xgifb_info->disp_state = DISPTYPE_CRT2;
xgifb_info->display2 = XGIFB_DISP_CRT;
else
xgifb_info->disp_state = 0;
xgifb_info->display2 = XGIFB_DISP_NONE;
if (XGIfb_tvplug != -1)
/* PR/TW: Override with option */
@ -1932,7 +1933,7 @@ static int __init XGIfb_setup(char *options)
} else if (!strncmp(this_opt, "dstn", 4)) {
enable_dstn = 1;
/* TW: DSTN overrules forcecrt2type */
XGIfb_crt2type = DISPTYPE_LCD;
XGIfb_crt2type = XGIFB_DISP_LCD;
} else if (!strncmp(this_opt, "noypan", 6)) {
XGIfb_ypan = 0;
} else if (!strncmp(this_opt, "userom:", 7)) {
@ -2126,7 +2127,7 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
} else if (xgifb_info->chip == XG21) {
CR38 = xgifb_reg_get(XGICR, 0x38);
if ((CR38&0xE0) == 0xC0) {
xgifb_info->disp_state = DISPTYPE_LCD;
xgifb_info->display2 = XGIFB_DISP_LCD;
if (!XGIfb_GetXG21LVDSData(xgifb_info))
xgi21_drvlcdcaplist = true;
} else if ((CR38&0xE0) == 0x60) {
@ -2204,7 +2205,7 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
if (xgifb_info->hasVB != HASVB_NONE)
XGIfb_detect_VB(xgifb_info);
if (xgifb_info->disp_state & DISPTYPE_LCD) {
if (xgifb_info->display2 == XGIFB_DISP_LCD) {
if (!enable_dstn) {
reg = xgifb_reg_get(XGICR, IND_XGI_LCD_PANEL);
reg &= 0x0f;
@ -2261,8 +2262,7 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
XGIfb_validate_mode(xgifb_info, xgifb_info->mode_idx);
if (xgifb_info->mode_idx < 0) {
if ((xgifb_info->disp_state & DISPTYPE_DISP2) ==
DISPTYPE_LCD &&
if (xgifb_info->display2 == XGIFB_DISP_LCD &&
xgifb_info->chip == XG21)
xgifb_info->mode_idx =
XGIfb_GetXG21DefaultLVDSModeIdx();

12
drivers/staging/xgifb/XGIfb.h
View File

@ -6,10 +6,12 @@
#include "vb_struct.h"
#include "vgatypes.h"
#define DISPTYPE_CRT2 0x00000004L
#define DISPTYPE_LCD 0x00000002L
#define DISPTYPE_TV 0x00000001L
#define DISPTYPE_DISP2 (DISPTYPE_CRT2 | DISPTYPE_LCD | DISPTYPE_TV)
enum xgifb_display_type {
XGIFB_DISP_NONE = 0,
XGIFB_DISP_CRT,
XGIFB_DISP_LCD,
XGIFB_DISP_TV,
};
#define HASVB_NONE 0x00
#define HASVB_301 0x01
@ -83,7 +85,7 @@ struct xgifb_video_info {
int video_linelength;
unsigned int refresh_rate;
unsigned long disp_state;
enum xgifb_display_type display2; /* the second display output type */
unsigned char hasVB;
unsigned char TV_type;
unsigned char TV_plug;