Hi,
On Tue, Oct 12, 2021 at 10:08:28PM +0200, Sam Ravnborg wrote:
> Hi Guido,
>
> On Tue, Oct 12, 2021 at 09:58:58PM +0200, Guido Günther wrote:
> > Otherwise logs are filled with
> >
> > [drm:drm_bridge_attach] *ERROR* failed to attach bridge /soc@0/bus@30800000/mipi-dsi@30a0 0000 to encoder None-34: -517
> >
> > when the bridge isn't ready yet.
> >
> > Fixes: fb8d617f8fd6 ("drm/bridge: Centralize error message when bridge attach fails")
> > Signed-off-by: Guido Günther <agx@xxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/drm_bridge.c | 11 ++++++-----
> > 1 file changed, 6 insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c
> > index a8ed66751c2d..f0508e85ae98 100644
> > --- a/drivers/gpu/drm/drm_bridge.c
> > +++ b/drivers/gpu/drm/drm_bridge.c
> > @@ -227,14 +227,15 @@ int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge,
> > bridge->encoder = NULL;
> > list_del(&bridge->chain_node);
> >
> > + if (ret != -EPROBE_DEFER) {
> > #ifdef CONFIG_OF
> > - DRM_ERROR("failed to attach bridge %pOF to encoder %s: %d\n",
> > - bridge->of_node, encoder->name, ret);
> > + DRM_ERROR("failed to attach bridge %pOF to encoder %s: %d\n",
> > + bridge->of_node, encoder->name, ret);
>
> It would be better to use drm_probe_err().
That's what i thought initially but since the rest here uses DRM_*
logging i stuck with it. Happy to change that though.
Cheers,
-- Guido
>
> Sam
>
> > #else
> > - DRM_ERROR("failed to attach bridge to encoder %s: %d\n",
> > - encoder->name, ret);
> > + DRM_ERROR("failed to attach bridge to encoder %s: %d\n",
> > + encoder->name, ret);
> > #endif
> > -
> > + }
> > return ret;
> > }
> > EXPORT_SYMBOL(drm_bridge_attach);
> > --
> > 2.33.0
>
