Messages in this thread | | | Subject | Re: [Linux-fbdev-devel] [PATCH 1/4] fbdev: make fb_find_mode look for a mode with the highest refresh rate | From | "Antonino A. Daplas" <> | Date | Thu, 12 Jul 2007 16:31:25 +0800 |
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On Sat, 2007-06-23 at 12:50 +0200, Michal Januszewski wrote: > If the refresh rate hasn't been explicitly specified, fd_find_mode > currently returns the first mode with the requested resolution. Change > it so that it returns a mode with the requested resolution and the > highest refresh rate. > > Also export fb_destroy_modelist, which is used in uvesafb. > > Signed-off-by: Michal Januszewski <spock@gentoo.org> > --- > drivers/video/modedb.c | 7 +++++-- > 1 files changed, 5 insertions(+), 2 deletions(-) > > diff --git a/drivers/video/modedb.c b/drivers/video/modedb.c > index 3741ad7..98ee77b 100644 > --- a/drivers/video/modedb.c > +++ b/drivers/video/modedb.c > @@ -606,16 +606,18 @@ done: > DPRINTK("Trying specified video mode%s %ix%i\n", > refresh_specified ? "" : " (ignoring refresh rate)", xres, yres); > > + if (!refresh_specified) > + refresh = 200; > diff = refresh;
How about..?
if (!refresh_specified) diff = 0; else diff = refresh;
> best = -1; > for (i = 0; i < dbsize; i++) { > if (name_matches(db[i], name, namelen) || > (res_specified && res_matches(db[i], xres, yres))) { > if(!fb_try_mode(var, info, &db[i], bpp)) { > - if(!refresh_specified || db[i].refresh == refresh) > + if (refresh_specified && db[i].refresh == refresh) > return 1; > else { > - if(diff > abs(db[i].refresh - refresh)) { > + if (diff > abs(db[i].refresh - refresh)) { > diff = abs(db[i].refresh - refresh); > best = i; > } then if (diff < db[i].refresh) { diff = db[i].refresh; best = i; }
Tony
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