Ah - must have missed this when I added this. Thanks for the fix! Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx> On Thu, 2021-06-24 at 20:47 -0700, Bjorn Andersson wrote: > '6cba3fe43341 ("drm/dp: Add backpointer to drm_device in drm_dp_aux")' > introduced a mandator drm_device backpointer in struct drm_dp_aux, but > missed the msm DP driver. Fix this. > > Fixes: 6cba3fe43341 ("drm/dp: Add backpointer to drm_device in drm_dp_aux") > Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> > --- > drivers/gpu/drm/msm/dp/dp_aux.c | 3 ++- > drivers/gpu/drm/msm/dp/dp_aux.h | 2 +- > drivers/gpu/drm/msm/dp/dp_display.c | 2 +- > 3 files changed, 4 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/msm/dp/dp_aux.c > b/drivers/gpu/drm/msm/dp/dp_aux.c > index 4a3293b590b0..88659ed200b9 100644 > --- a/drivers/gpu/drm/msm/dp/dp_aux.c > +++ b/drivers/gpu/drm/msm/dp/dp_aux.c > @@ -441,7 +441,7 @@ void dp_aux_deinit(struct drm_dp_aux *dp_aux) > dp_catalog_aux_enable(aux->catalog, false); > } > > -int dp_aux_register(struct drm_dp_aux *dp_aux) > +int dp_aux_register(struct drm_dp_aux *dp_aux, struct drm_device *drm_dev) > { > struct dp_aux_private *aux; > int ret; > @@ -455,6 +455,7 @@ int dp_aux_register(struct drm_dp_aux *dp_aux) > > aux->dp_aux.name = "dpu_dp_aux"; > aux->dp_aux.dev = aux->dev; > + aux->dp_aux.drm_dev = drm_dev; > aux->dp_aux.transfer = dp_aux_transfer; > ret = drm_dp_aux_register(&aux->dp_aux); > if (ret) { > diff --git a/drivers/gpu/drm/msm/dp/dp_aux.h > b/drivers/gpu/drm/msm/dp/dp_aux.h > index 0728cc09c9ec..7ef0d83b483a 100644 > --- a/drivers/gpu/drm/msm/dp/dp_aux.h > +++ b/drivers/gpu/drm/msm/dp/dp_aux.h > @@ -9,7 +9,7 @@ > #include "dp_catalog.h" > #include <drm/drm_dp_helper.h> > > -int dp_aux_register(struct drm_dp_aux *dp_aux); > +int dp_aux_register(struct drm_dp_aux *dp_aux, struct drm_device *drm_dev); > void dp_aux_unregister(struct drm_dp_aux *dp_aux); > void dp_aux_isr(struct drm_dp_aux *dp_aux); > void dp_aux_init(struct drm_dp_aux *dp_aux); > diff --git a/drivers/gpu/drm/msm/dp/dp_display.c > b/drivers/gpu/drm/msm/dp/dp_display.c > index c26562bd85fe..2f0a5c13f251 100644 > --- a/drivers/gpu/drm/msm/dp/dp_display.c > +++ b/drivers/gpu/drm/msm/dp/dp_display.c > @@ -259,7 +259,7 @@ static int dp_display_bind(struct device *dev, struct > device *master, > return rc; > } > > - rc = dp_aux_register(dp->aux); > + rc = dp_aux_register(dp->aux, drm); > if (rc) { > DRM_ERROR("DRM DP AUX register failed\n"); > return rc; -- Cheers, Lyude Paul (she/her) Software Engineer at Red Hat