Re: [PATCH] drm/i915: Tune down "GT register while GT waking disabled" message

Mika Kuoppala
2016-01-20T11:15:00Z

Daniel Vetter <daniel.vetter@ffwll.ch> writes:

> We've had this since forever, and's randomly reporting issues and as
> such causing piles&piles of CI noise. Mika is working on proper debug
> infrastructure for this, and on fixing this properly.
>
> Meanwhile make CI more useful for everyone else.
>
> Cc: Mika Kuoppala <mika.kuoppala@intel.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=93121
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

We should have soon way to do research on this without
harming ci/bat. So for denoising:

Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>

> ---
> drivers/gpu/drm/i915/i915_drv.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 760e0ce4aa26..f1cab9f131ae 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -1384,7 +1384,7 @@ static void vlv_check_no_gt_access(struct drm_i915_private *dev_priv)
> if (!(I915_READ(VLV_GTLC_PW_STATUS) & VLV_GTLC_ALLOWWAKEERR))
> return;
>
> - DRM_ERROR("GT register access while GT waking disabled\n");
> + DRM_DEBUG_DRIVER("GT register access while GT waking disabled\n");
> I915_WRITE(VLV_GTLC_PW_STATUS, VLV_GTLC_ALLOWWAKEERR);
> }
>
> --
> 2.7.0.rc3