On Tue, 10 Jun 2014 16:07:44 +0200
Daniel Vetter <daniel@xxxxxxxx> wrote:
> On Thu, Jun 05, 2014 at 11:24:31AM -0700, Jesse Barnes wrote:
> > Let them eat mincemeat pie.
> >
> > Signed-off-by: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/i915_params.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
> > index d05a2af..081ab2f 100644
> > --- a/drivers/gpu/drm/i915/i915_params.c
> > +++ b/drivers/gpu/drm/i915/i915_params.c
> > @@ -41,7 +41,7 @@ struct i915_params i915 __read_mostly = {
> > .preliminary_hw_support = IS_ENABLED(CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT),
> > .disable_power_well = 1,
> > .enable_ips = 1,
> > - .fastboot = 0,
> > + .fastboot = 42,
> > .prefault_disable = 0,
> > .reset = true,
> > .invert_brightness = 0,
> > @@ -132,7 +132,7 @@ MODULE_PARM_DESC(enable_ips, "Enable IPS (default: true)");
> >
> > module_param_named(fastboot, i915.fastboot, bool, 0600);
> > MODULE_PARM_DESC(fastboot,
> > - "Try to skip unnecessary mode sets at boot time (default: false)");
> > + "Try to skip unnecessary mode sets at boot time (default: true)");
>
> Nah, that wasn't the intention of this option. It was meant as a hack to
> experiment around with fastboot and get things going, but imo we need to
> really do the full modeset and short-circuit if the state matches.
>
> And there's still a bunch of things we don't track like infoframes which
> we either need to fix up (similar to the pfit fixup) or quirk to disallow
> fastboot.
Hm that contradicts our earlier discussions w/Damien when we decided
the infoframes stuff were too esoteric to matter...
Also do you want the mod_parm_desc updated to be more accurate? Not
sure what the request is here.
--
Jesse Barnes, Intel Open Source Technology Center
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