On Fri, Mar 26, 2021 at 04:37:52PM -0400, Lyude Paul wrote: > This is something that we've wanted for a while now: the ability to > actually look up the respective drm_device for a given drm_dp_aux struct. > This will also allow us to transition over to using the drm_dbg_*() helpers > for debug message printing, as we'll finally have a drm_device to reference > for doing so. > > Note that there is one limitation with this - because some DP AUX adapters > exist as platform devices which are initialized independently of their > respective DRM devices, one cannot rely on drm_dp_aux->drm_dev to always be > non-NULL until drm_dp_aux_register() has been called. We make sure to point > this out in the documentation for struct drm_dp_aux. > > Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx> > --- [...] > drivers/gpu/drm/tegra/dpaux.c | 1 + [...] Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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