Hi Eric,
On Wed, May 27, 2020 at 09:33:44AM -0700, Eric Anholt wrote:
> On Wed, May 27, 2020 at 8:49 AM Maxime Ripard wrote:
> >
> > In order to prevent timeouts and stalls in the pipeline, the core clock
> > needs to be maxed at 500MHz during a modeset on the BCM2711.
>
> Like, the whole system
On Tue, Jun 2, 2020 at 5:52 AM Maxime Ripard wrote:
>
> Hi Eric,
>
> On Wed, May 27, 2020 at 09:33:44AM -0700, Eric Anholt wrote:
> > On Wed, May 27, 2020 at 8:49 AM Maxime Ripard wrote:
> > >
> > > In order to prevent timeouts and stalls in the pipeline, the core clock
> > > needs to be maxed at
In order to prevent timeouts and stalls in the pipeline, the core clock
needs to be maxed at 500MHz during a modeset on the BCM2711.
Signed-off-by: Maxime Ripard
---
drivers/gpu/drm/vc4/vc4_drv.h | 2 ++
drivers/gpu/drm/vc4/vc4_hvs.c | 9 +
drivers/gpu/drm/vc4/vc4_kms.c | 7 +++
3
On Wed, May 27, 2020 at 8:49 AM Maxime Ripard wrote:
>
> In order to prevent timeouts and stalls in the pipeline, the core clock
> needs to be maxed at 500MHz during a modeset on the BCM2711.
Like, the whole system's core clock? How is it reasonable for some
device driver to crank the system's c