Re: [PATCH drm-misc-next v3 0/5] drm/arm/malidp: use drm managed resources

From: Liviu Dudau
Date: Wed Nov 16 2022 - 05:53:14 EST


On Wed, Oct 26, 2022 at 05:59:29PM +0200, Danilo Krummrich wrote:
> Hi,

Hi Danilo,

Sorry for the additional delay in reviewing and testing this series. I've now managed
to get enough of both to be happy with the series.

For the whole series: Reviewed-by: Liviu Dudau <liviu.dudau@xxxxxxx>

I will push the series today to drm-misc-next.

Best regards,
Liviu

>
> This patch series converts the driver to use drm managed resources to prevent
> potential use-after-free issues on driver unbind/rebind and to get rid of the
> usage of deprecated APIs.
>
> Changes in v2:
> - While protecting critical sections with drm_dev_{enter,exit} I forgot to
> handle alternate return paths within the read-side critical sections, hence
> fix them.
> - Add a patch to remove explicit calls to drm_mode_config_cleanup() and switch
> to drmm_mode_config_init() explicitly.
>
> Changes in v3:
> - Remove patches to protect platform device bound resources with
> drm_dev_{enter,exit}, since this would leave the hardware enabled when
> regularly unloading the driver e.g. via rmmod.
> Instead do this in a later series, once we got drm_dev_unplug() in place
> to deal with a regular driver shutdown.
>
> Danilo Krummrich (5):
> drm/arm/malidp: use drmm_* to allocate driver structures
> drm/arm/malidp: replace drm->dev_private with drm_to_malidp()
> drm/arm/malidp: crtc: use drmm_crtc_init_with_planes()
> drm/arm/malidp: plane: use drm managed resources
> drm/arm/malidp: remove calls to drm_mode_config_cleanup()
>
> drivers/gpu/drm/arm/malidp_crtc.c | 7 ++-
> drivers/gpu/drm/arm/malidp_drv.c | 69 +++++++++++------------------
> drivers/gpu/drm/arm/malidp_drv.h | 2 +
> drivers/gpu/drm/arm/malidp_hw.c | 10 ++---
> drivers/gpu/drm/arm/malidp_mw.c | 6 +--
> drivers/gpu/drm/arm/malidp_planes.c | 32 ++++---------
> 6 files changed, 48 insertions(+), 78 deletions(-)
>
>
> base-commit: e1e7bc481d49c3e3ada11029ce0d9b85a0a539d7
> --
> 2.37.3
>

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