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-rw-r--r--drivers/staging/xgifb/XGI_main.h1
-rw-r--r--drivers/staging/xgifb/XGI_main_26.c101
-rw-r--r--drivers/staging/xgifb/XGIfb.h2
3 files changed, 56 insertions, 48 deletions
diff --git a/drivers/staging/xgifb/XGI_main.h b/drivers/staging/xgifb/XGI_main.h
index ec288a41e219..54597f52af24 100644
--- a/drivers/staging/xgifb/XGI_main.h
+++ b/drivers/staging/xgifb/XGI_main.h
@@ -353,7 +353,6 @@ static struct _XGIbios_mode {
};
/* mode-related variables */
-static int xgifb_mode_idx = -1;
static u8 XGIfb_rate_idx;
/* TW: CR36 evaluation */
diff --git a/drivers/staging/xgifb/XGI_main_26.c b/drivers/staging/xgifb/XGI_main_26.c
index 7bba394be5de..893904d47fe7 100644
--- a/drivers/staging/xgifb/XGI_main_26.c
+++ b/drivers/staging/xgifb/XGI_main_26.c
@@ -413,14 +413,15 @@ static int XGIfb_GetXG21DefaultLVDSModeIdx(void)
return XGIfb_mode_idx;
}
-static void XGIfb_search_mode(const char *name)
+static void XGIfb_search_mode(struct xgifb_video_info *xgifb_info,
+ const char *name)
{
int i = 0, j = 0, l;
while (XGIbios_mode[i].mode_no != 0) {
l = min(strlen(name), strlen(XGIbios_mode[i].name));
if (!strncmp(name, XGIbios_mode[i].name, l)) {
- xgifb_mode_idx = i;
+ xgifb_info->mode_idx = i;
j = 1;
break;
}
@@ -430,7 +431,8 @@ static void XGIfb_search_mode(const char *name)
printk(KERN_INFO "XGIfb: Invalid mode '%s'\n", name);
}
-static void XGIfb_search_vesamode(unsigned int vesamode)
+static void XGIfb_search_vesamode(struct xgifb_video_info *xgifb_info,
+ unsigned int vesamode)
{
int i = 0, j = 0;
@@ -442,7 +444,7 @@ static void XGIfb_search_vesamode(unsigned int vesamode)
while (XGIbios_mode[i].mode_no != 0) {
if ((XGIbios_mode[i].vesa_mode_no_1 == vesamode) ||
(XGIbios_mode[i].vesa_mode_no_2 == vesamode)) {
- xgifb_mode_idx = i;
+ xgifb_info->mode_idx = i;
j = 1;
break;
}
@@ -747,8 +749,8 @@ static u8 XGIfb_search_refresh_rate(struct xgifb_video_info *xgifb_info,
u16 xres, yres;
int i = 0;
- xres = XGIbios_mode[xgifb_mode_idx].xres;
- yres = XGIbios_mode[xgifb_mode_idx].yres;
+ xres = XGIbios_mode[xgifb_info->mode_idx].xres;
+ yres = XGIbios_mode[xgifb_info->mode_idx].yres;
XGIfb_rate_idx = 0;
while ((XGIfb_vrate[i].idx != 0) && (XGIfb_vrate[i].xres <= xres)) {
@@ -1174,38 +1176,37 @@ static int XGIfb_do_set_var(struct fb_var_screeninfo *var, int isactive,
var->bits_per_pixel,
xgifb_info->refresh_rate);
- old_mode = xgifb_mode_idx;
- xgifb_mode_idx = 0;
+ old_mode = xgifb_info->mode_idx;
+ xgifb_info->mode_idx = 0;
- while ((XGIbios_mode[xgifb_mode_idx].mode_no != 0)
- && (XGIbios_mode[xgifb_mode_idx].xres <= var->xres)) {
- if ((XGIbios_mode[xgifb_mode_idx].xres == var->xres)
- && (XGIbios_mode[xgifb_mode_idx].yres
- == var->yres)
- && (XGIbios_mode[xgifb_mode_idx].bpp
+ while ((XGIbios_mode[xgifb_info->mode_idx].mode_no != 0) &&
+ (XGIbios_mode[xgifb_info->mode_idx].xres <= var->xres)) {
+ if ((XGIbios_mode[xgifb_info->mode_idx].xres == var->xres) &&
+ (XGIbios_mode[xgifb_info->mode_idx].yres == var->yres) &&
+ (XGIbios_mode[xgifb_info->mode_idx].bpp
== var->bits_per_pixel)) {
found_mode = 1;
break;
}
- xgifb_mode_idx++;
+ xgifb_info->mode_idx++;
}
if (found_mode)
- xgifb_mode_idx = XGIfb_validate_mode(xgifb_info,
- xgifb_mode_idx);
+ xgifb_info->mode_idx = XGIfb_validate_mode(xgifb_info,
+ xgifb_info->mode_idx);
else
- xgifb_mode_idx = -1;
+ xgifb_info->mode_idx = -1;
- if (xgifb_mode_idx < 0) {
+ if (xgifb_info->mode_idx < 0) {
printk(KERN_ERR "XGIfb: Mode %dx%dx%d not supported\n",
var->xres, var->yres, var->bits_per_pixel);
- xgifb_mode_idx = old_mode;
+ xgifb_info->mode_idx = old_mode;
return -EINVAL;
}
if (XGIfb_search_refresh_rate(xgifb_info,
xgifb_info->refresh_rate) == 0) {
- XGIfb_rate_idx = XGIbios_mode[xgifb_mode_idx].rate_idx;
+ XGIfb_rate_idx = XGIbios_mode[xgifb_info->mode_idx].rate_idx;
xgifb_info->refresh_rate = 60;
}
@@ -1213,9 +1214,10 @@ static int XGIfb_do_set_var(struct fb_var_screeninfo *var, int isactive,
XGIfb_pre_setmode(xgifb_info);
if (XGISetModeNew(hw_info,
- XGIbios_mode[xgifb_mode_idx].mode_no) == 0) {
+ XGIbios_mode[xgifb_info->mode_idx].mode_no)
+ == 0) {
printk(KERN_ERR "XGIfb: Setting mode[0x%x] failed\n",
- XGIbios_mode[xgifb_mode_idx].mode_no);
+ XGIbios_mode[xgifb_info->mode_idx].mode_no);
return -EINVAL;
}
info->fix.line_length = ((info->var.xres_virtual
@@ -1231,16 +1233,18 @@ static int XGIfb_do_set_var(struct fb_var_screeninfo *var, int isactive,
XGIfb_post_setmode(xgifb_info);
DPRINTK("XGIfb: Set new mode: %dx%dx%d-%d\n",
- XGIbios_mode[xgifb_mode_idx].xres,
- XGIbios_mode[xgifb_mode_idx].yres,
- XGIbios_mode[xgifb_mode_idx].bpp,
+ XGIbios_mode[xgifb_info->mode_idx].xres,
+ XGIbios_mode[xgifb_info->mode_idx].yres,
+ XGIbios_mode[xgifb_info->mode_idx].bpp,
xgifb_info->refresh_rate);
- xgifb_info->video_bpp = XGIbios_mode[xgifb_mode_idx].bpp;
+ xgifb_info->video_bpp = XGIbios_mode[xgifb_info->mode_idx].bpp;
xgifb_info->video_vwidth = info->var.xres_virtual;
- xgifb_info->video_width = XGIbios_mode[xgifb_mode_idx].xres;
+ xgifb_info->video_width =
+ XGIbios_mode[xgifb_info->mode_idx].xres;
xgifb_info->video_vheight = info->var.yres_virtual;
- xgifb_info->video_height = XGIbios_mode[xgifb_mode_idx].yres;
+ xgifb_info->video_height =
+ XGIbios_mode[xgifb_info->mode_idx].yres;
xgifb_info->org_x = xgifb_info->org_y = 0;
xgifb_info->video_linelength = info->var.xres_virtual
* (xgifb_info->video_bpp >> 3);
@@ -2250,25 +2254,28 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
}
+ xgifb_info->mode_idx = -1;
+
if (mode)
- XGIfb_search_mode(mode);
+ XGIfb_search_mode(xgifb_info, mode);
else if (vesa != -1)
- XGIfb_search_vesamode(vesa);
+ XGIfb_search_vesamode(xgifb_info, vesa);
- if (xgifb_mode_idx >= 0)
- xgifb_mode_idx = XGIfb_validate_mode(xgifb_info,
- xgifb_mode_idx);
+ if (xgifb_info->mode_idx >= 0)
+ xgifb_info->mode_idx =
+ XGIfb_validate_mode(xgifb_info, xgifb_info->mode_idx);
- if (xgifb_mode_idx < 0) {
+ if (xgifb_info->mode_idx < 0) {
if ((xgifb_info->disp_state & DISPTYPE_DISP2) ==
DISPTYPE_LCD &&
xgifb_info->chip == XG21)
- xgifb_mode_idx = XGIfb_GetXG21DefaultLVDSModeIdx();
+ xgifb_info->mode_idx =
+ XGIfb_GetXG21DefaultLVDSModeIdx();
else
- xgifb_mode_idx = DEFAULT_MODE;
+ xgifb_info->mode_idx = DEFAULT_MODE;
}
- if (xgifb_mode_idx < 0) {
+ if (xgifb_info->mode_idx < 0) {
dev_err(&pdev->dev, "no supported video mode found\n");
goto error_1;
}
@@ -2278,9 +2285,9 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
for (m = 0; m < ARRAY_SIZE(XGI21_LCDCapList); m++)
if ((XGI21_LCDCapList[m].LVDSHDE ==
- XGIbios_mode[xgifb_mode_idx].xres) &&
+ XGIbios_mode[xgifb_info->mode_idx].xres) &&
(XGI21_LCDCapList[m].LVDSVDE ==
- XGIbios_mode[xgifb_mode_idx].yres)) {
+ XGIbios_mode[xgifb_info->mode_idx].yres)) {
xgifb_reg_set(XGI_Pr.P3d4, 0x36, m);
break;
}
@@ -2292,17 +2299,17 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
xgifb_info->refresh_rate = 60;
if (XGIfb_search_refresh_rate(xgifb_info,
xgifb_info->refresh_rate) == 0) {
- XGIfb_rate_idx = XGIbios_mode[xgifb_mode_idx].rate_idx;
+ XGIfb_rate_idx = XGIbios_mode[xgifb_info->mode_idx].rate_idx;
xgifb_info->refresh_rate = 60;
}
- xgifb_info->video_bpp = XGIbios_mode[xgifb_mode_idx].bpp;
+ xgifb_info->video_bpp = XGIbios_mode[xgifb_info->mode_idx].bpp;
xgifb_info->video_vwidth =
xgifb_info->video_width =
- XGIbios_mode[xgifb_mode_idx].xres;
+ XGIbios_mode[xgifb_info->mode_idx].xres;
xgifb_info->video_vheight =
xgifb_info->video_height =
- XGIbios_mode[xgifb_mode_idx].yres;
+ XGIbios_mode[xgifb_info->mode_idx].yres;
xgifb_info->org_x = xgifb_info->org_y = 0;
xgifb_info->video_linelength =
xgifb_info->video_width *
@@ -2348,11 +2355,11 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
default_var.pixclock = (u32) (1000000000 /
XGIfb_mode_rate_to_dclock(&XGI_Pr, hw_info,
- XGIbios_mode[xgifb_mode_idx].mode_no,
- XGIfb_rate_idx));
+ XGIbios_mode[xgifb_info->mode_idx].mode_no,
+ XGIfb_rate_idx));
if (XGIfb_mode_rate_to_ddata(&XGI_Pr, hw_info,
- XGIbios_mode[xgifb_mode_idx].mode_no, XGIfb_rate_idx,
+ XGIbios_mode[xgifb_info->mode_idx].mode_no, XGIfb_rate_idx,
&default_var.left_margin, &default_var.right_margin,
&default_var.upper_margin, &default_var.lower_margin,
&default_var.hsync_len, &default_var.vsync_len,
diff --git a/drivers/staging/xgifb/XGIfb.h b/drivers/staging/xgifb/XGIfb.h
index 691129621089..e5a57e976be4 100644
--- a/drivers/staging/xgifb/XGIfb.h
+++ b/drivers/staging/xgifb/XGIfb.h
@@ -58,6 +58,8 @@ struct xgifb_video_info {
struct fb_info *fb_info;
struct xgi_hw_device_info hw_info;
+ int mode_idx;
+
int chip_id;
unsigned int video_size;
unsigned long video_base;
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