On Tue, Jan 28, 2020 at 02:41:06PM +0100, Thomas Zimmermann wrote:
> Hi
>
> Am 28.01.20 um 11:45 schrieb Daniel Vetter:
> > Kinda time to get this sorted. The locking around this really is not
> > nice.
> >
> > Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> > ---
> > drivers/gpu/drm/drm_drv.c | 6 ++++++
> > include/drm/drm_drv.h | 3 +++
> > 2 files changed, 9 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
> > index 7c18a980cd4b..8deff75b484c 100644
> > --- a/drivers/gpu/drm/drm_drv.c
> > +++ b/drivers/gpu/drm/drm_drv.c
> > @@ -948,6 +948,12 @@ int drm_dev_register(struct drm_device *dev, unsigned long flags)
> >
> > mutex_lock(&drm_global_mutex);
> >
> > + if (dev->driver->load) {
> > + if (!drm_core_check_feature(dev, DRIVER_LEGACY))
> > + DRM_INFO("drm driver %s is using deprecated ->load callback\n",
> > + dev->driver->name);
> > + }
> > +
> > ret = drm_minor_register(dev, DRM_MINOR_RENDER);
> > if (ret)
> > goto err_minors;
> > diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
> > index 77685ed7aa65..77bc63de0a91 100644
> > --- a/include/drm/drm_drv.h
> > +++ b/include/drm/drm_drv.h
> > @@ -173,6 +173,9 @@ struct drm_driver {
> > *
> > * This is deprecated, do not use!
> > *
> > + * FIXME: A few non-DRIVER_LEGACY drivers still use this, and should be
> > + * converted.
> > + *
>
> I recently converted several of them. The status here is that only
> radeon and amdgpu still use load. I've only not been able to convert
> them because they do some debugfs registering that relies on the device
> being registered early. I've not had time to convert the code.
Oh nice, this sounds great. We have an outreachy project to helpt simplify
the debugfs stuff, so might be worth waiting for that. I guess I'll keep
this patch meanwhile (expect if Alex or Harry ack it, they'll see the
fallout if we merge this early).
-Daniel
> On the patch:
>
> Reviewed-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
>
>
> > * Returns:
> > *
> > * Zero on success, non-zero value on failure.
> >
>
> --
> Thomas Zimmermann
> Graphics Driver Developer
> SUSE Software Solutions Germany GmbH
> Maxfeldstr. 5, 90409 Nürnberg, Germany
> (HRB 36809, AG Nürnberg)
> Geschäftsführer: Felix Imendörffer
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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