提交 595e8a97 编写于 作者: A Antonino A. Daplas 提交者: Linus Torvalds

[PATCH] i810fb: Restore xres and yres option parameters

If i810fb successfully probed for the EDID, it will disregard the
boot option parameters 'xres' and 'yres'.  Fix this regression.

Excellent testing done by Manuel Lauss <mano@roarinelk.homelinux.net>.
Signed-off-by: NAntonino Daplas <adaplas@pol.net>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 883f6451
......@@ -95,18 +95,18 @@ static struct pci_driver i810fb_driver = {
static char *mode_option __devinitdata = NULL;
static int vram __devinitdata = 4;
static int bpp __devinitdata = 8;
static int mtrr __devinitdata = 0;
static int accel __devinitdata = 0;
static int hsync1 __devinitdata = 0;
static int hsync2 __devinitdata = 0;
static int vsync1 __devinitdata = 0;
static int vsync2 __devinitdata = 0;
static int xres __devinitdata = 640;
static int yres __devinitdata = 480;
static int vyres __devinitdata = 0;
static int sync __devinitdata = 0;
static int ext_vga __devinitdata = 0;
static int dcolor __devinitdata = 0;
static int mtrr __devinitdata;
static int accel __devinitdata;
static int hsync1 __devinitdata;
static int hsync2 __devinitdata;
static int vsync1 __devinitdata;
static int vsync2 __devinitdata;
static int xres __devinitdata;
static int yres __devinitdata;
static int vyres __devinitdata;
static int sync __devinitdata;
static int ext_vga __devinitdata;
static int dcolor __devinitdata;
/*------------------------------------------------------------*/
......@@ -1725,12 +1725,21 @@ static void __devinit i810_init_defaults(struct i810fb_par *par,
if (bpp < 8)
bpp = 8;
if (!vyres)
vyres = (vram << 20)/(xres*bpp >> 3);
par->i810fb_ops = i810fb_ops;
if (xres)
info->var.xres = xres;
else
info->var.xres = 640;
if (yres)
info->var.yres = yres;
else
info->var.yres = 480;
if (!vyres)
vyres = (vram << 20)/(info->var.xres*bpp >> 3);
info->var.yres_virtual = vyres;
info->var.bits_per_pixel = bpp;
......@@ -1862,7 +1871,16 @@ static void __devinit i810fb_find_init_mode(struct fb_info *info)
fb_videomode_to_modelist(specs->modedb, specs->modedb_len,
&info->modelist);
if (specs->modedb != NULL) {
if (specs->misc & FB_MISC_1ST_DETAIL) {
if (xres && yres) {
struct fb_videomode *m;
if ((m = fb_find_best_mode(&var, &info->modelist))) {
mode = *m;
found = 1;
}
}
if (!found && specs->misc & FB_MISC_1ST_DETAIL) {
for (i = 0; i < specs->modedb_len; i++) {
if (specs->modedb[i].flag & FB_MODE_IS_FIRST) {
mode = specs->modedb[i];
......
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