Messages in this thread Patch in this message | | | Date | Sat, 11 Aug 2007 16:42:32 +0200 | From | Michal Januszewski <> | Subject | [PATCH 6/7] uvesafb: use the default refresh rate if the monitor limits are not set |
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Use the default refresh rate if the monitor limits aren't set (either using data from the EDID block, or explicitly by the user).
Signed-off-by: Michal Januszewski <spock@gentoo.org> --- diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index 2f1e5af..2e5f1b5 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -689,10 +689,13 @@ static void __devinit uvesafb_vbe_getmonspecs(struct uvesafb_ktask *task, /* * If we don't get all necessary data from the EDID block, - * mark it as incompatible with the GTF. + * mark it as incompatible with the GTF and set nocrtc so + * that we always use the default BIOS refresh rate. */ - if (uvesafb_vbe_getedid(task, info)) + if (uvesafb_vbe_getedid(task, info)) { info->monspecs.gtf = 0; + par->nocrtc = 1; + } /* Kernel command line overrides. */ if (maxclk) @@ -711,6 +714,7 @@ static void __devinit uvesafb_vbe_getmonspecs(struct uvesafb_ktask *task, info->monspecs.vfmin = 60; info->monspecs.hfmin = 29000; info->monspecs.gtf = 1; + par->nocrtc = 0; } if (info->monspecs.gtf) @@ -720,7 +724,8 @@ static void __devinit uvesafb_vbe_getmonspecs(struct uvesafb_ktask *task, (int)(info->monspecs.hfmax / 1000), (int)(info->monspecs.dclkmax / 1000000)); else - printk(KERN_INFO "uvesafb: no monitor limits have been set\n"); + printk(KERN_INFO "uvesafb: no monitor limits have been set, " + "default refresh rate will be used\n"); /* Add VBE modes to the modelist. */ for (i = 0; i < par->vbe_modes_cnt; i++) {
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