[PATCH 00/53] drm: Convert to platform remove callback returning void

[Doug Anderson]

Hi,

On Thu, Jun 8, 2023 at 10:19 AM Tomi Valkeinen
<tomi.valkeinen at ideasonboard.com> wrote:
>
> On 08/06/2023 19:26, Laurent Pinchart wrote:
> > Hi Doug,
> >
> > On Thu, Jun 08, 2023 at 09:08:15AM -0700, Doug Anderson wrote:
> >> On Thu, Jun 1, 2023 at 8:40 AM Uwe Kleine-König wrote:
> >>> On Sun, May 07, 2023 at 06:25:23PM +0200, Uwe Kleine-König wrote:
> >>>> this patch series adapts the platform drivers below drivers/gpu/drm
> >>>> to use the .remove_new() callback. Compared to the traditional .remove()
> >>>> callback .remove_new() returns no value. This is a good thing because
> >>>> the driver core doesn't (and cannot) cope for errors during remove. The
> >>>> only effect of a non-zero return value in .remove() is that the driver
> >>>> core emits a warning. The device is removed anyhow and an early return
> >>>> from .remove() usually yields a resource leak.
> >>>>
> >>>> By changing the remove callback to return void driver authors cannot
> >>>> reasonably (but wrongly) assume any more that there happens some kind of
> >>>> cleanup later.
> >>>
> >>> I wonder if someone would volunteer to add the whole series to
> >>> drm-misc-next?!
> >>
> >> It looks as if Neil applied quite a few of them already, so I looked
> >> at what was left...
> >>
> >> I'm a little hesitant to just apply the whole kit-and-caboodle to
> >> drm-misc-next since there are specific DRM trees for a bunch of them
> >> and it would be better if they landed there. ...so I went through all
> >> the patches that still applied to drm-misc-next, then used
> >> 'scripts/get_maintainer.pl --scm' to check if they were maintained
> >> through drm-misc. That still left quite a few patches. I've applied
> >> those ones and pushed to drm-misc-next:
> >>
> >> 71722685cd17 drm/xlnx/zynqmp_dpsub: Convert to platform remove
> >> callback returning void
> >> 1ed54a19f3b3 drm/vc4: Convert to platform remove callback returning void
> >> b957812839f8 drm/v3d: Convert to platform remove callback returning void
> >> e2fd3192e267 drm/tve200: Convert to platform remove callback returning void
> >> 84e6da7ad553 drm/tiny: Convert to platform remove callback returning void
> >> 34cdd1f691ad drm/tidss: Convert to platform remove callback returning void
> >> d665e3c9d37a drm/sun4i: Convert to platform remove callback returning void
> >> 0c259ab19146 drm/stm: Convert to platform remove callback returning void
> >> 9a865e45884a drm/sti: Convert to platform remove callback returning void
> >> 3c855610840e drm/rockchip: Convert to platform remove callback returning void
> >> e41977a83b71 drm/panfrost: Convert to platform remove callback returning void
> >> cef3776d0b5a drm/panel: Convert to platform remove callback returning void
> >> bd296a594e87 drm/mxsfb: Convert to platform remove callback returning void
> >> 38ca2d93d323 drm/meson: Convert to platform remove callback returning void
> >> fd1457d84bae drm/mcde: Convert to platform remove callback returning void
> >> 41a56a18615c drm/logicvc: Convert to platform remove callback returning void
> >> 980ec6444372 drm/lima: Convert to platform remove callback returning void
> >> 82a2c0cc1a22 drm/hisilicon: Convert to platform remove callback returning void
> >> c3b28b29ac0a drm/fsl-dcu: Convert to platform remove callback returning void
> >> a118fc6e71f9 drm/atmel-hlcdc: Convert to platform remove callback returning void
> >> 9a32dd324c46 drm/aspeed: Convert to platform remove callback returning void
> >> 2c7d291c498c drm/arm/malidp: Convert to platform remove callback returning void
> >> a920028df679 drm/arm/hdlcd: Convert to platform remove callback returning void
> >> 1bf3d76a7d15 drm/komeda: Convert to platform remove callback returning void
> >>
> >> The following ones appeared to apply to the top of drm-misc-next, but
> >> I didn't apply them since get_maintainer didn't say they were part of
> >> drm-misc-next:
> >>
> >> drm/tiny: Convert to platform remove callback returning void
> >> drm/tilcdc: Convert to platform remove callback returning void
> >> drm/sprd: Convert to platform remove callback returning void
> >> drm/shmobile: Convert to platform remove callback returning void
> >> drm/rcar-du: Convert to platform remove callback returning void
> >
> > If you don't mind, could you take the rcar-du patch through drm-misc too
> > ? I don't plan to send another pull request for v6.5.
> >
> >> drm/omap: Convert to platform remove callback returning void
> >
> > Tomi, should drm/omap moved to being maintained through drm-misc ?
>
> Yes. tilcdc, tidss and omapdrm are all maintained through drm-misc.

tidss was already in my list of applied patches.

I've applied the other two and pushed:

c2807ecb5290 drm/omap: Convert to platform remove callback returning void
e52d1282f919 drm/tilcdc: Convert to platform remove callback returning void


> But
> I guess I need to add something to the MAINTAINERS to make this clear.
> I'll look at it.

The key I was looking for was:

T:      git git://anongit.freedesktop.org/drm/drm-misc

-Doug